From 5ae4eb9b8f2b03baebbb9da1eb2a6bee642c610d Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Mon, 14 Feb 2022 02:56:05 -0800
Subject: [PATCH 01/24] Super messy initial working version. To clean up.

---
 bookwyrm/static/js/bookwyrm.js               | 59 ++++++++++++++++++++
 bookwyrm/static/js/vendor/quagga.min.js      |  1 +
 bookwyrm/templates/layout.html               |  7 +++
 bookwyrm/templates/search/barcode_modal.html | 14 +++++
 4 files changed, 81 insertions(+)
 create mode 100644 bookwyrm/static/js/vendor/quagga.min.js
 create mode 100644 bookwyrm/templates/search/barcode_modal.html

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index cf3ce303..b826a54e 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -47,6 +47,10 @@ let BookWyrm = new (class {
             .forEach((node) =>
                 node.addEventListener("toggle", this.handleDetailsDropdown.bind(this))
             );
+
+        document
+            .querySelector("#barcode_scanner_modal")
+            .addEventListener("open", this.openBarcodeScanner.bind(this));
     }
 
     /**
@@ -427,9 +431,11 @@ let BookWyrm = new (class {
             });
 
             modalElement.addEventListener("keydown", handleFocusTrap);
+            modalElement.dispatchEvent(new Event('open'));
         }
 
         function handleModalClose(modalElement) {
+            modalElement.dispatchEvent(new Event('close'));
             modalElement.removeEventListener("keydown", handleFocusTrap);
             htmlElement.classList.remove("is-clipped");
             modalElement.classList.remove("is-active");
@@ -632,4 +638,57 @@ let BookWyrm = new (class {
             }
         }
     }
+
+    openBarcodeScanner(event) {
+        /*function onScanSuccess(decodedText, decodedResult) {
+            alert(`${decodedText}`, decodedResult);
+        }
+
+        function onScanFailure(error) {
+            alert(error);
+        }*/
+
+        Quagga.init({
+            inputStream : {
+                name: "Live",
+                type: "LiveStream",
+                target: "#barcode_scanner"
+            },
+            decoder : {
+                readers: [
+                    "ean_reader",
+                    {
+                        format: "ean_reader",
+                        config: {
+                            supplements: [ "ean_2_reader", "ean_5_reader" ]
+                        }
+                    }
+                ],
+                debug: {
+                    drawBoundingBox: true,
+                    drawScanline: true,
+                    showPattern: true,
+                },
+                multiple: false
+            },
+            debug: true
+        }, function(err) {
+            if (err) {
+                console.log(err);
+                return;
+            }
+
+            console.log('started');
+            Quagga.start();
+        });
+
+        Quagga.onDetected(function(result) {
+            var code = result.codeResult.code;
+
+            location.href = `search?q=${code}`;
+            Quagga.stop();
+
+            console.log(code);
+        });
+    }
 })();
diff --git a/bookwyrm/static/js/vendor/quagga.min.js b/bookwyrm/static/js/vendor/quagga.min.js
new file mode 100644
index 00000000..f7a30f41
--- /dev/null
+++ b/bookwyrm/static/js/vendor/quagga.min.js
@@ -0,0 +1 @@
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e(e.toString()).default:"object"==typeof exports?exports.Quagga=e(e.toString()).default:t.Quagga=e(e.toString()).default}(this,function(t){return function(t){function e(r){if(n[r])return n[r].exports;var o=n[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,e),o.l=!0,o.exports}var n={};return e.m=t,e.c=n,e.i=function(t){return t},e.d=function(t,n,r){e.o(t,n)||Object.defineProperty(t,n,{configurable:!1,enumerable:!0,get:r})},e.n=function(t){var n=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(n,"a",n),n},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="/",e(e.s=166)}([function(t,e){function n(t){var e=typeof t;return null!=t&&("object"==e||"function"==e)}t.exports=n},function(t,e,n){"use strict";function r(t,e){return this._row=[],this.config=t||{},this.supplements=e,this}var o=n(3);r.prototype._nextUnset=function(t,e){var n;for(void 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size|0;yStart2=offset+size|0;xStart1=u - 1|0;xStart2=u+1|0;sum=(images[inImagePtr+yStart1+xStart1|0]|0)+(images[inImagePtr+yStart1+xStart2|0]|0)+(images[inImagePtr+offset+u|0]|0)+(images[inImagePtr+yStart2+xStart1|0]|0)+(images[inImagePtr+yStart2+xStart2|0]|0)|0;if ((sum|0) == (5|0)) {images[outImagePtr+offset+u|0]=1;} else {images[outImagePtr+offset+u|0]=0;}}}return;}function subtract(aImagePtr, bImagePtr, outImagePtr) {aImagePtr=aImagePtr|0;bImagePtr=bImagePtr|0;outImagePtr=outImagePtr|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[outImagePtr+length|0]=(images[aImagePtr+length|0]|0) - (images[bImagePtr+length|0]|0)|0;}}function bitwiseOr(aImagePtr, bImagePtr, outImagePtr) {aImagePtr=aImagePtr|0;bImagePtr=bImagePtr|0;outImagePtr=outImagePtr|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[outImagePtr+length|0]=images[aImagePtr+length|0]|0|(images[bImagePtr+length|0]|0)|0;}}function countNonZero(imagePtr) {imagePtr=imagePtr|0;var sum=0,length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;sum=(sum|0)+(images[imagePtr+length|0]|0)|0;}return sum|0;}function init(imagePtr, value) {imagePtr=imagePtr|0;value=value|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[imagePtr+length|0]=value;}}function dilate(inImagePtr, outImagePtr) {inImagePtr=inImagePtr|0;outImagePtr=outImagePtr|0;var v=0,u=0,sum=0,yStart1=0,yStart2=0,xStart1=0,xStart2=0,offset=0;for (v=1; (v|0)<(size - 1|0); v=v+1|0) {offset=offset+size|0;for (u=1; (u|0)<(size - 1|0); u=u+1|0) {yStart1=offset - size|0;yStart2=offset+size|0;xStart1=u - 1|0;xStart2=u+1|0;sum=(images[inImagePtr+yStart1+xStart1|0]|0)+(images[inImagePtr+yStart1+xStart2|0]|0)+(images[inImagePtr+offset+u|0]|0)+(images[inImagePtr+yStart2+xStart1|0]|0)+(images[inImagePtr+yStart2+xStart2|0]|0)|0;if ((sum|0)>(0|0)) {images[outImagePtr+offset+u|0]=1;} else {images[outImagePtr+offset+u|0]=0;}}}return;}function memcpy(srcImagePtr, dstImagePtr) {srcImagePtr=srcImagePtr|0;dstImagePtr=dstImagePtr|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[dstImagePtr+length|0]=images[srcImagePtr+length|0]|0;}}function zeroBorder(imagePtr) {imagePtr=imagePtr|0;var x=0,y=0;for (x=0; (x|0)<(size - 1|0); x=x+1|0) {images[imagePtr+x|0]=0;images[imagePtr+y|0]=0;y=y+size - 1|0;images[imagePtr+y|0]=0;y=y+1|0;}for (x=0; (x|0)<(size|0); x=x+1|0) {images[imagePtr+y|0]=0;y=y+1|0;}}function skeletonize() {var subImagePtr=0,erodedImagePtr=0,tempImagePtr=0,skelImagePtr=0,sum=0,done=0;erodedImagePtr=imul(size, size)|0;tempImagePtr=erodedImagePtr+erodedImagePtr|0;skelImagePtr=tempImagePtr+erodedImagePtr|0;init(skelImagePtr, 0);zeroBorder(subImagePtr);do {erode(subImagePtr, erodedImagePtr);dilate(erodedImagePtr, tempImagePtr);subtract(subImagePtr, tempImagePtr, tempImagePtr);bitwiseOr(skelImagePtr, tempImagePtr, skelImagePtr);memcpy(erodedImagePtr, subImagePtr);sum=countNonZero(subImagePtr)|0;done=(sum|0) == 0|0;} while (!done);}return {skeletonize: skeletonize};} __webpack_exports__["a"]=Skeletonizer; },function(t,e,n){"use strict";function r(t){o.a.call(this,t),this.barSpaceRatio=[1,1]}var o=n(1),i=1,a=3,u={START_PATTERN:{value:[a,i,a,i,i,i]},STOP_PATTERN:{value:[a,i,i,i,a]},CODE_PATTERN:{value:[[i,i,a,a,i],[a,i,i,i,a],[i,a,i,i,a],[a,a,i,i,i],[i,i,a,i,a],[a,i,a,i,i],[i,a,a,i,i],[i,i,i,a,a],[a,i,i,a,i],[i,a,i,a,i]]},SINGLE_CODE_ERROR:{value:.78,writable:!0},AVG_CODE_ERROR:{value:.3,writable:!0},FORMAT:{value:"2of5"}},c=u.START_PATTERN.value.reduce(function(t,e){return t+e},0);r.prototype=Object.create(o.a.prototype,u),r.prototype.constructor=r,r.prototype._findPattern=function(t,e,n,r){var o,i,a,u,c=[],s=this,f=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0},d=s.AVG_CODE_ERROR;for(n=n||!1,r=r||!1,e||(e=s._nextSet(s._row)),o=0;o<t.length;o++)c[o]=0;for(o=e;o<s._row.length;o++)if(s._row[o]^n)c[f]++;else{if(f===c.length-1){for(u=0,a=0;a<c.length;a++)u+=c[a];if((i=s._matchPattern(c,t))<d)return l.error=i,l.start=o-u,l.end=o,l;if(!r)return null;for(a=0;a<c.length-2;a++)c[a]=c[a+2];c[c.length-2]=0,c[c.length-1]=0,f--}else f++;c[f]=1,n=!n}return null},r.prototype._findStart=function(){for(var t,e,n=this,r=n._nextSet(n._row),o=1;!e;){if(!(e=n._findPattern(n.START_PATTERN,r,!1,!0)))return null;if(o=Math.floor((e.end-e.start)/c),(t=e.start-5*o)>=0&&n._matchRange(t,e.start,0))return e;r=e.end,e=null}},r.prototype._verifyTrailingWhitespace=function(t){var e,n=this;return e=t.end+(t.end-t.start)/2,e<n._row.length&&n._matchRange(t.end,e,0)?t:null},r.prototype._findEnd=function(){var t,e,n,r=this;return r._row.reverse(),n=r._nextSet(r._row),t=r._findPattern(r.STOP_PATTERN,n,!1,!0),r._row.reverse(),null===t?null:(e=t.start,t.start=r._row.length-t.end,t.end=r._row.length-e,null!==t?r._verifyTrailingWhitespace(t):null)},r.prototype._decodeCode=function(t){var e,n,r,o=this,i=0,a=o.AVG_CODE_ERROR,u={error:Number.MAX_VALUE,code:-1,start:0,end:0};for(e=0;e<t.length;e++)i+=t[e];for(r=0;r<o.CODE_PATTERN.length;r++)(n=o._matchPattern(t,o.CODE_PATTERN[r]))<u.error&&(u.code=r,u.error=n);if(u.error<a)return u},r.prototype._decodePayload=function(t,e,n){for(var r,o,i=this,a=0,u=t.length,c=[0,0,0,0,0];a<u;){for(r=0;r<5;r++)c[r]=t[a]*this.barSpaceRatio[0],a+=2;if(!(o=i._decodeCode(c)))return null;e.push(o.code+""),n.push(o)}return o},r.prototype._verifyCounterLength=function(t){return t.length%10==0},r.prototype._decode=function(){var t,e,n,r=this,o=[],i=[];return(t=r._findStart())?(i.push(t),(e=r._findEnd())?(n=r._fillCounters(t.end,e.start,!1),r._verifyCounterLength(n)&&r._decodePayload(n,o,i)?o.length<5?null:(i.push(e),{code:o.join(""),start:t.start,end:e.end,startInfo:t,decodedCodes:i}):null):null):null},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this),this._counters=[]}var o=n(1),i={ALPHABETH_STRING:{value:"0123456789-$:/.+ABCD"},ALPHABET:{value:[48,49,50,51,52,53,54,55,56,57,45,36,58,47,46,43,65,66,67,68]},CHARACTER_ENCODINGS:{value:[3,6,9,96,18,66,33,36,48,72,12,24,69,81,84,21,26,41,11,14]},START_END:{value:[26,41,11,14]},MIN_ENCODED_CHARS:{value:4},MAX_ACCEPTABLE:{value:2},PADDING:{value:1.5},FORMAT:{value:"codabar",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype._decode=function(){var t,e,n,r,o,i=this,a=[];if(this._counters=i._fillCounters(),!(t=i._findStart()))return null;r=t.startCounter;do{if((n=i._toPattern(r))<0)return null;if((e=i._patternToChar(n))<0)return null;if(a.push(e),r+=8,a.length>1&&i._isStartEnd(n))break}while(r<i._counters.length);return a.length-2<i.MIN_ENCODED_CHARS||!i._isStartEnd(n)?null:i._verifyWhitespace(t.startCounter,r-8)&&i._validateResult(a,t.startCounter)?(r=r>i._counters.length?i._counters.length:r,o=t.start+i._sumCounters(t.startCounter,r-8),{code:a.join(""),start:t.start,end:o,startInfo:t,decodedCodes:a}):null},r.prototype._verifyWhitespace=function(t,e){return(t-1<=0||this._counters[t-1]>=this._calculatePatternLength(t)/2)&&(e+8>=this._counters.length||this._counters[e+7]>=this._calculatePatternLength(e)/2)},r.prototype._calculatePatternLength=function(t){var e,n=0;for(e=t;e<t+7;e++)n+=this._counters[e];return n},r.prototype._thresholdResultPattern=function(t,e){var n,r,o,i,a,u=this,c={space:{narrow:{size:0,counts:0,min:0,max:Number.MAX_VALUE},wide:{size:0,counts:0,min:0,max:Number.MAX_VALUE}},bar:{narrow:{size:0,counts:0,min:0,max:Number.MAX_VALUE},wide:{size:0,counts:0,min:0,max:Number.MAX_VALUE}}},s=e;for(o=0;o<t.length;o++){for(a=u._charToPattern(t[o]),i=6;i>=0;i--)n=2==(1&i)?c.bar:c.space,r=1==(1&a)?n.wide:n.narrow,r.size+=u._counters[s+i],r.counts++,a>>=1;s+=8}return["space","bar"].forEach(function(t){var e=c[t];e.wide.min=Math.floor((e.narrow.size/e.narrow.counts+e.wide.size/e.wide.counts)/2),e.narrow.max=Math.ceil(e.wide.min),e.wide.max=Math.ceil((e.wide.size*u.MAX_ACCEPTABLE+u.PADDING)/e.wide.counts)}),c},r.prototype._charToPattern=function(t){var e,n=this,r=t.charCodeAt(0);for(e=0;e<n.ALPHABET.length;e++)if(n.ALPHABET[e]===r)return n.CHARACTER_ENCODINGS[e];return 0},r.prototype._validateResult=function(t,e){var n,r,o,i,a,u,c=this,s=c._thresholdResultPattern(t,e),f=e;for(n=0;n<t.length;n++){for(u=c._charToPattern(t[n]),r=6;r>=0;r--){if(o=0==(1&r)?s.bar:s.space,i=1==(1&u)?o.wide:o.narrow,(a=c._counters[f+r])<i.min||a>i.max)return!1;u>>=1}f+=8}return!0},r.prototype._patternToChar=function(t){var e,n=this;for(e=0;e<n.CHARACTER_ENCODINGS.length;e++)if(n.CHARACTER_ENCODINGS[e]===t)return String.fromCharCode(n.ALPHABET[e]);return-1},r.prototype._computeAlternatingThreshold=function(t,e){var n,r,o=Number.MAX_VALUE,i=0;for(n=t;n<e;n+=2)r=this._counters[n],r>i&&(i=r),r<o&&(o=r);return(o+i)/2|0},r.prototype._toPattern=function(t){var e,n,r,o,i=7,a=t+i,u=1<<i-1,c=0;if(a>this._counters.length)return-1;for(e=this._computeAlternatingThreshold(t,a),n=this._computeAlternatingThreshold(t+1,a),r=0;r<i;r++)o=0==(1&r)?e:n,this._counters[t+r]>o&&(c|=u),u>>=1;return c},r.prototype._isStartEnd=function(t){var e;for(e=0;e<this.START_END.length;e++)if(this.START_END[e]===t)return!0;return!1},r.prototype._sumCounters=function(t,e){var n,r=0;for(n=t;n<e;n++)r+=this._counters[n];return r},r.prototype._findStart=function(){var t,e,n,r=this,o=r._nextUnset(r._row);for(t=1;t<this._counters.length;t++)if((e=r._toPattern(t))!==-1&&r._isStartEnd(e))return o+=r._sumCounters(0,t),n=o+r._sumCounters(t,t+8),{start:o,end:n,startCounter:t,endCounter:t+8}},e.a=r},function(t,e,n){"use strict";function r(){i.a.call(this)}function o(t,e,n){for(var r=n.length,o=0,i=0;r--;)i+=t[n[r]],o+=e[n[r]];return i/o}var i=n(1),a={CODE_SHIFT:{value:98},CODE_C:{value:99},CODE_B:{value:100},CODE_A:{value:101},START_CODE_A:{value:103},START_CODE_B:{value:104},START_CODE_C:{value:105},STOP_CODE:{value:106},CODE_PATTERN:{value:[[2,1,2,2,2,2],[2,2,2,1,2,2],[2,2,2,2,2,1],[1,2,1,2,2,3],[1,2,1,3,2,2],[1,3,1,2,2,2],[1,2,2,2,1,3],[1,2,2,3,1,2],[1,3,2,2,1,2],[2,2,1,2,1,3],[2,2,1,3,1,2],[2,3,1,2,1,2],[1,1,2,2,3,2],[1,2,2,1,3,2],[1,2,2,2,3,1],[1,1,3,2,2,2],[1,2,3,1,2,2],[1,2,3,2,2,1],[2,2,3,2,1,1],[2,2,1,1,3,2],[2,2,1,2,3,1],[2,1,3,2,1,2],[2,2,3,1,1,2],[3,1,2,1,3,1],[3,1,1,2,2,2],[3,2,1,1,2,2],[3,2,1,2,2,1],[3,1,2,2,1,2],[3,2,2,1,1,2],[3,2,2,2,1,1],[2,1,2,1,2,3],[2,1,2,3,2,1],[2,3,2,1,2,1],[1,1,1,3,2,3],[1,3,1,1,2,3],[1,3,1,3,2,1],[1,1,2,3,1,3],[1,3,2,1,1,3],[1,3,2,3,1,1],[2,1,1,3,1,3],[2,3,1,1,1,3],[2,3,1,3,1,1],[1,1,2,1,3,3],[1,1,2,3,3,1],[1,3,2,1,3,1],[1,1,3,1,2,3],[1,1,3,3,2,1],[1,3,3,1,2,1],[3,1,3,1,2,1],[2,1,1,3,3,1],[2,3,1,1,3,1],[2,1,3,1,1,3],[2,1,3,3,1,1],[2,1,3,1,3,1],[3,1,1,1,2,3],[3,1,1,3,2,1],[3,3,1,1,2,1],[3,1,2,1,1,3],[3,1,2,3,1,1],[3,3,2,1,1,1],[3,1,4,1,1,1],[2,2,1,4,1,1],[4,3,1,1,1,1],[1,1,1,2,2,4],[1,1,1,4,2,2],[1,2,1,1,2,4],[1,2,1,4,2,1],[1,4,1,1,2,2],[1,4,1,2,2,1],[1,1,2,2,1,4],[1,1,2,4,1,2],[1,2,2,1,1,4],[1,2,2,4,1,1],[1,4,2,1,1,2],[1,4,2,2,1,1],[2,4,1,2,1,1],[2,2,1,1,1,4],[4,1,3,1,1,1],[2,4,1,1,1,2],[1,3,4,1,1,1],[1,1,1,2,4,2],[1,2,1,1,4,2],[1,2,1,2,4,1],[1,1,4,2,1,2],[1,2,4,1,1,2],[1,2,4,2,1,1],[4,1,1,2,1,2],[4,2,1,1,1,2],[4,2,1,2,1,1],[2,1,2,1,4,1],[2,1,4,1,2,1],[4,1,2,1,2,1],[1,1,1,1,4,3],[1,1,1,3,4,1],[1,3,1,1,4,1],[1,1,4,1,1,3],[1,1,4,3,1,1],[4,1,1,1,1,3],[4,1,1,3,1,1],[1,1,3,1,4,1],[1,1,4,1,3,1],[3,1,1,1,4,1],[4,1,1,1,3,1],[2,1,1,4,1,2],[2,1,1,2,1,4],[2,1,1,2,3,2],[2,3,3,1,1,1,2]]},SINGLE_CODE_ERROR:{value:.64},AVG_CODE_ERROR:{value:.3},FORMAT:{value:"code_128",writeable:!1},MODULE_INDICES:{value:{bar:[0,2,4],space:[1,3,5]}}};r.prototype=Object.create(i.a.prototype,a),r.prototype.constructor=r,r.prototype._decodeCode=function(t,e){var n,r,i,a=[0,0,0,0,0,0],u=this,c=t,s=!u._row[c],f=0,l={error:Number.MAX_VALUE,code:-1,start:t,end:t,correction:{bar:1,space:1}};for(n=c;n<u._row.length;n++)if(u._row[n]^s)a[f]++;else{if(f===a.length-1){for(e&&u._correct(a,e),r=0;r<u.CODE_PATTERN.length;r++)(i=u._matchPattern(a,u.CODE_PATTERN[r]))<l.error&&(l.code=r,l.error=i);return l.end=n,l.code===-1||l.error>u.AVG_CODE_ERROR?null:(u.CODE_PATTERN[l.code]&&(l.correction.bar=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.bar),l.correction.space=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.space)),l)}f++,a[f]=1,s=!s}return null},r.prototype._correct=function(t,e){this._correctBars(t,e.bar,this.MODULE_INDICES.bar),this._correctBars(t,e.space,this.MODULE_INDICES.space)},r.prototype._findStart=function(){var t,e,n,r,i,a=[0,0,0,0,0,0],u=this,c=u._nextSet(u._row),s=!1,f=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0,correction:{bar:1,space:1}};for(t=c;t<u._row.length;t++)if(u._row[t]^s)a[f]++;else{if(f===a.length-1){for(i=0,r=0;r<a.length;r++)i+=a[r];for(e=u.START_CODE_A;e<=u.START_CODE_C;e++)(n=u._matchPattern(a,u.CODE_PATTERN[e]))<l.error&&(l.code=e,l.error=n);if(l.error<u.AVG_CODE_ERROR)return l.start=t-i,l.end=t,l.correction.bar=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.bar),l.correction.space=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.space),l;for(r=0;r<4;r++)a[r]=a[r+2];a[4]=0,a[5]=0,f--}else f++;a[f]=1,s=!s}return null},r.prototype._decode=function(){var t,e,n=this,r=n._findStart(),o=null,i=!1,a=[],u=0,c=0,s=[],f=[],l=!1,d=!0;if(null===r)return null;switch(o={code:r.code,start:r.start,end:r.end,correction:{bar:r.correction.bar,space:r.correction.space}},f.push(o),c=o.code,o.code){case n.START_CODE_A:t=n.CODE_A;break;case n.START_CODE_B:t=n.CODE_B;break;case n.START_CODE_C:t=n.CODE_C;break;default:return null}for(;!i;){if(e=l,l=!1,null!==(o=n._decodeCode(o.end,o.correction)))switch(o.code!==n.STOP_CODE&&(d=!0),o.code!==n.STOP_CODE&&(s.push(o.code),u++,c+=u*o.code),f.push(o),t){case n.CODE_A:if(o.code<64)a.push(String.fromCharCode(32+o.code));else if(o.code<96)a.push(String.fromCharCode(o.code-64));else switch(o.code!==n.STOP_CODE&&(d=!1),o.code){case n.CODE_SHIFT:l=!0,t=n.CODE_B;break;case n.CODE_B:t=n.CODE_B;break;case n.CODE_C:t=n.CODE_C;break;case n.STOP_CODE:i=!0}break;case n.CODE_B:if(o.code<96)a.push(String.fromCharCode(32+o.code));else switch(o.code!==n.STOP_CODE&&(d=!1),o.code){case n.CODE_SHIFT:l=!0,t=n.CODE_A;break;case n.CODE_A:t=n.CODE_A;break;case n.CODE_C:t=n.CODE_C;break;case n.STOP_CODE:i=!0}break;case n.CODE_C:if(o.code<100)a.push(o.code<10?"0"+o.code:o.code);else switch(o.code!==n.STOP_CODE&&(d=!1),o.code){case n.CODE_A:t=n.CODE_A;break;case n.CODE_B:t=n.CODE_B;break;case n.STOP_CODE:i=!0}}else i=!0;e&&(t=t===n.CODE_A?n.CODE_B:n.CODE_A)}return null===o?null:(o.end=n._nextUnset(n._row,o.end),n._verifyTrailingWhitespace(o)?(c-=u*s[s.length-1])%103!==s[s.length-1]?null:a.length?(d&&a.splice(a.length-1,1),{code:a.join(""),start:r.start,end:o.end,codeset:t,startInfo:r,decodedCodes:f,endInfo:o}):null:null)},i.a.prototype._verifyTrailingWhitespace=function(t){var e,n=this;return e=t.end+(t.end-t.start)/2,e<n._row.length&&n._matchRange(t.end,e,0)?t:null},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this)}var o=n(31),i={IOQ:/[IOQ]/g,AZ09:/[A-Z0-9]{17}/};r.prototype=Object.create(o.a.prototype),r.prototype.constructor=r,r.prototype._decode=function(){var t=o.a.prototype._decode.apply(this);if(!t)return null;var e=t.code;return e?(e=e.replace(i.IOQ,""),e.match(i.AZ09)&&this._checkChecksum(e)?(t.code=e,t):null):null},r.prototype._checkChecksum=function(t){return!!t},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this)}var o=n(1),i=n(3),a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%abcd*",u={ALPHABETH_STRING:{value:a},ALPHABET:{value:a.split("").map(function(t){return t.charCodeAt(0)})},CHARACTER_ENCODINGS:{value:[276,328,324,322,296,292,290,336,274,266,424,420,418,404,402,394,360,356,354,308,282,344,332,326,300,278,436,434,428,422,406,410,364,358,310,314,302,468,466,458,366,374,430,294,474,470,306,350]},ASTERISK:{value:350},FORMAT:{value:"code_93",writeable:!1}};r.prototype=Object.create(o.a.prototype,u),r.prototype.constructor=r,r.prototype._decode=function(){var t,e,n,r,o=this,a=[0,0,0,0,0,0],u=[],c=o._findStart();if(!c)return null;r=o._nextSet(o._row,c.end);do{if(a=o._toCounters(r,a),(n=o._toPattern(a))<0)return null;if((t=o._patternToChar(n))<0)return null;u.push(t),e=r,r+=i.a.sum(a),r=o._nextSet(o._row,r)}while("*"!==t);return u.pop(),u.length&&o._verifyEnd(e,r,a)&&o._verifyChecksums(u)?(u=u.slice(0,u.length-2),null===(u=o._decodeExtended(u))?null:{code:u.join(""),start:c.start,end:r,startInfo:c,decodedCodes:u}):null},r.prototype._verifyEnd=function(t,e){return!(t===e||!this._row[e])},r.prototype._patternToChar=function(t){var e,n=this;for(e=0;e<n.CHARACTER_ENCODINGS.length;e++)if(n.CHARACTER_ENCODINGS[e]===t)return String.fromCharCode(n.ALPHABET[e]);return-1},r.prototype._toPattern=function(t){for(var e=t.length,n=0,r=0,o=0;o<e;o++)r+=t[o];for(var i=0;i<e;i++){var a=Math.round(9*t[i]/r);if(a<1||a>4)return-1;if(0==(1&i))for(var u=0;u<a;u++)n=n<<1|1;else n<<=a}return n},r.prototype._findStart=function(){var t,e,n,r=this,o=r._nextSet(r._row),i=o,a=[0,0,0,0,0,0],u=0,c=!1;for(t=o;t<r._row.length;t++)if(r._row[t]^c)a[u]++;else{if(u===a.length-1){if(r._toPattern(a)===r.ASTERISK&&(n=Math.floor(Math.max(0,i-(t-i)/4)),r._matchRange(n,i,0)))return{start:i,end:t};for(i+=a[0]+a[1],e=0;e<4;e++)a[e]=a[e+2];a[4]=0,a[5]=0,u--}else u++;a[u]=1,c=!c}return null},r.prototype._decodeExtended=function(t){for(var e=t.length,n=[],r=0;r<e;r++){var o=t[r];if(o>="a"&&o<="d"){if(r>e-2)return null;var i=t[++r],a=i.charCodeAt(0),u=void 0;switch(o){case"a":if(!(i>="A"&&i<="Z"))return null;u=String.fromCharCode(a-64);break;case"b":if(i>="A"&&i<="E")u=String.fromCharCode(a-38);else if(i>="F"&&i<="J")u=String.fromCharCode(a-11);else if(i>="K"&&i<="O")u=String.fromCharCode(a+16);else if(i>="P"&&i<="S")u=String.fromCharCode(a+43);else{if(!(i>="T"&&i<="Z"))return null;u=String.fromCharCode(127)}break;case"c":if(i>="A"&&i<="O")u=String.fromCharCode(a-32);else{if("Z"!==i)return null;u=":"}break;case"d":if(!(i>="A"&&i<="Z"))return null;u=String.fromCharCode(a+32)}n.push(u)}else n.push(o)}return n},r.prototype._verifyChecksums=function(t){return this._matchCheckChar(t,t.length-2,20)&&this._matchCheckChar(t,t.length-1,15)},r.prototype._matchCheckChar=function(t,e,n){var r=this,o=t.slice(0,e),i=o.length,a=o.reduce(function(t,e,o){return t+((o*-1+(i-1))%n+1)*r.ALPHABET.indexOf(e.charCodeAt(0))},0);return this.ALPHABET[a%47]===t[e].charCodeAt(0)},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this)}var o=n(4),i={FORMAT:{value:"ean_2",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype.decode=function(t,e){this._row=t;var n,r=0,o=0,i=e,a=this._row.length,u=[],c=[];for(o=0;o<2&&i<a;o++){if(!(n=this._decodeCode(i)))return null;c.push(n),u.push(n.code%10),n.code>=this.CODE_G_START&&(r|=1<<1-o),1!=o&&(i=this._nextSet(this._row,n.end),i=this._nextUnset(this._row,i))}return 2!=u.length||parseInt(u.join(""))%4!==r?null:{code:u.join(""),decodedCodes:c,end:n.end}},e.a=r},function(t,e,n){"use strict";function r(){a.a.call(this)}function o(t){var e;for(e=0;e<10;e++)if(t===c[e])return e;return null}function i(t){var e,n=t.length,r=0;for(e=n-2;e>=0;e-=2)r+=t[e];for(r*=3,e=n-1;e>=0;e-=2)r+=t[e];return(r*=3)%10}var a=n(4),u={FORMAT:{value:"ean_5",writeable:!1}},c=[24,20,18,17,12,6,3,10,9,5];r.prototype=Object.create(a.a.prototype,u),r.prototype.constructor=r,r.prototype.decode=function(t,e){this._row=t;var n,r=0,a=0,u=e,c=this._row.length,s=[],f=[];for(a=0;a<5&&u<c;a++){if(!(n=this._decodeCode(u)))return null;f.push(n),s.push(n.code%10),n.code>=this.CODE_G_START&&(r|=1<<4-a),4!=a&&(u=this._nextSet(this._row,n.end),u=this._nextUnset(this._row,u))}return 5!=s.length?null:i(s)!==o(r)?null:{code:s.join(""),decodedCodes:f,end:n.end}},e.a=r},function(t,e,n){"use strict";function r(t,e){o.a.call(this,t,e)}var o=n(4),i={FORMAT:{value:"ean_8",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype._decodePayload=function(t,e,n){var r,o=this;for(r=0;r<4;r++){if(!(t=o._decodeCode(t.end,o.CODE_G_START)))return null;e.push(t.code),n.push(t)}if(null===(t=o._findPattern(o.MIDDLE_PATTERN,t.end,!0,!1)))return null;for(n.push(t),r=0;r<4;r++){if(!(t=o._decodeCode(t.end,o.CODE_G_START)))return null;n.push(t),e.push(t.code)}return t},e.a=r},function(t,e,n){"use strict";function r(t){t=a()(o(),t),u.a.call(this,t),this.barSpaceRatio=[1,1],t.normalizeBarSpaceWidth&&(this.SINGLE_CODE_ERROR=.38,this.AVG_CODE_ERROR=.09)}function o(){var t={};return Object.keys(r.CONFIG_KEYS).forEach(function(e){t[e]=r.CONFIG_KEYS[e].default}),t}var i=n(28),a=n.n(i),u=n(1),c=1,s=3,f={START_PATTERN:{value:[c,c,c,c]},STOP_PATTERN:{value:[c,c,s]},CODE_PATTERN:{value:[[c,c,s,s,c],[s,c,c,c,s],[c,s,c,c,s],[s,s,c,c,c],[c,c,s,c,s],[s,c,s,c,c],[c,s,s,c,c],[c,c,c,s,s],[s,c,c,s,c],[c,s,c,s,c]]},SINGLE_CODE_ERROR:{value:.78,writable:!0},AVG_CODE_ERROR:{value:.38,writable:!0},MAX_CORRECTION_FACTOR:{value:5},FORMAT:{value:"i2of5"}};r.prototype=Object.create(u.a.prototype,f),r.prototype.constructor=r,r.prototype._matchPattern=function(t,e){if(this.config.normalizeBarSpaceWidth){var n,r=[0,0],o=[0,0],i=[0,0],a=this.MAX_CORRECTION_FACTOR,c=1/a;for(n=0;n<t.length;n++)r[n%2]+=t[n],o[n%2]+=e[n];for(i[0]=o[0]/r[0],i[1]=o[1]/r[1],i[0]=Math.max(Math.min(i[0],a),c),i[1]=Math.max(Math.min(i[1],a),c),this.barSpaceRatio=i,n=0;n<t.length;n++)t[n]*=this.barSpaceRatio[n%2]}return u.a.prototype._matchPattern.call(this,t,e)},r.prototype._findPattern=function(t,e,n,r){var o,i,a,u,c=[],s=this,f=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0},d=s.AVG_CODE_ERROR;for(n=n||!1,r=r||!1,e||(e=s._nextSet(s._row)),o=0;o<t.length;o++)c[o]=0;for(o=e;o<s._row.length;o++)if(s._row[o]^n)c[f]++;else{if(f===c.length-1){for(u=0,a=0;a<c.length;a++)u+=c[a];if((i=s._matchPattern(c,t))<d)return l.error=i,l.start=o-u,l.end=o,l;if(!r)return null;for(a=0;a<c.length-2;a++)c[a]=c[a+2];c[c.length-2]=0,c[c.length-1]=0,f--}else f++;c[f]=1,n=!n}return null},r.prototype._findStart=function(){for(var t,e,n=this,r=n._nextSet(n._row),o=1;!e;){if(!(e=n._findPattern(n.START_PATTERN,r,!1,!0)))return null;if(o=Math.floor((e.end-e.start)/4),(t=e.start-10*o)>=0&&n._matchRange(t,e.start,0))return e;r=e.end,e=null}},r.prototype._verifyTrailingWhitespace=function(t){var e,n=this;return e=t.end+(t.end-t.start)/2,e<n._row.length&&n._matchRange(t.end,e,0)?t:null},r.prototype._findEnd=function(){var t,e,n=this;return n._row.reverse(),t=n._findPattern(n.STOP_PATTERN),n._row.reverse(),null===t?null:(e=t.start,t.start=n._row.length-t.end,t.end=n._row.length-e,null!==t?n._verifyTrailingWhitespace(t):null)},r.prototype._decodePair=function(t){var e,n,r=[],o=this;for(e=0;e<t.length;e++){if(!(n=o._decodeCode(t[e])))return null;r.push(n)}return r},r.prototype._decodeCode=function(t){var e,n,r,o=this,i=0,a=o.AVG_CODE_ERROR,u={error:Number.MAX_VALUE,code:-1,start:0,end:0};for(e=0;e<t.length;e++)i+=t[e];for(r=0;r<o.CODE_PATTERN.length;r++)(n=o._matchPattern(t,o.CODE_PATTERN[r]))<u.error&&(u.code=r,u.error=n);if(u.error<a)return u},r.prototype._decodePayload=function(t,e,n){for(var r,o,i=this,a=0,u=t.length,c=[[0,0,0,0,0],[0,0,0,0,0]];a<u;){for(r=0;r<5;r++)c[0][r]=t[a]*this.barSpaceRatio[0],c[1][r]=t[a+1]*this.barSpaceRatio[1],a+=2;if(!(o=i._decodePair(c)))return null;for(r=0;r<o.length;r++)e.push(o[r].code+""),n.push(o[r])}return o},r.prototype._verifyCounterLength=function(t){return t.length%10==0},r.prototype._decode=function(){var t,e,n,r=this,o=[],i=[];return(t=r._findStart())?(i.push(t),(e=r._findEnd())?(n=r._fillCounters(t.end,e.start,!1),r._verifyCounterLength(n)&&r._decodePayload(n,o,i)?o.length%2!=0||o.length<6?null:(i.push(e),{code:o.join(""),start:t.start,end:e.end,startInfo:t,decodedCodes:i}):null):null):null},r.CONFIG_KEYS={normalizeBarSpaceWidth:{type:"boolean",default:!1,description:"If true, the reader tries to normalize thewidth-difference between bars and spaces"}},e.a=r},function(t,e,n){"use strict";function r(t,e){o.a.call(this,t,e)}var o=n(4),i={CODE_FREQUENCY:{value:[[56,52,50,49,44,38,35,42,41,37],[7,11,13,14,19,25,28,21,22,26]]},STOP_PATTERN:{value:[1/6*7,1/6*7,1/6*7,1/6*7,1/6*7,1/6*7]},FORMAT:{value:"upc_e",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype._decodePayload=function(t,e,n){var r,o=this,i=0;for(r=0;r<6;r++){if(!(t=o._decodeCode(t.end)))return null;t.code>=o.CODE_G_START&&(t.code=t.code-o.CODE_G_START,i|=1<<5-r),e.push(t.code),n.push(t)}return o._determineParity(i,e)?t:null},r.prototype._determineParity=function(t,e){var n,r;for(r=0;r<this.CODE_FREQUENCY.length;r++)for(n=0;n<this.CODE_FREQUENCY[r].length;n++)if(t===this.CODE_FREQUENCY[r][n])return e.unshift(r),e.push(n),!0;return!1},r.prototype._convertToUPCA=function(t){var e=[t[0]],n=t[t.length-2];return e=n<=2?e.concat(t.slice(1,3)).concat([n,0,0,0,0]).concat(t.slice(3,6)):3===n?e.concat(t.slice(1,4)).concat([0,0,0,0,0]).concat(t.slice(4,6)):4===n?e.concat(t.slice(1,5)).concat([0,0,0,0,0,t[5]]):e.concat(t.slice(1,6)).concat([0,0,0,0,n]),e.push(t[t.length-1]),e},r.prototype._checksum=function(t){return o.a.prototype._checksum.call(this,this._convertToUPCA(t))},r.prototype._findEnd=function(t,e){return e=!0,o.a.prototype._findEnd.call(this,t,e)},r.prototype._verifyTrailingWhitespace=function(t){var 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diff --git a/bookwyrm/templates/layout.html b/bookwyrm/templates/layout.html
index 43e8eb22..faa46989 100644
--- a/bookwyrm/templates/layout.html
+++ b/bookwyrm/templates/layout.html
@@ -54,9 +54,15 @@
                                 <span class="is-sr-only">{% trans "Search" %}</span>
                             </span>
                         </button>
+                        <button class="button" type="button" data-modal-open="barcode_scanner_modal">
+                            <span class="icon icon-barcode" title="{% trans 'Scan Barcode' %}">
+                                <span class="is-sr-only">{% trans "Scan Barcode" %}</span>
+                            </span>
+                        </button>
                     </div>
                 </div>
             </form>
+            {% include "search/barcode_modal.html" with id="barcode_scanner_modal" %}
 
             <button type="button" tabindex="0" class="navbar-burger pulldown-menu my-4" data-controls="main_nav" aria-expanded="false">
                 <i class="icon icon-dots-three-vertical" aria-hidden="true"></i>
@@ -264,6 +270,7 @@
 <script src="{% static "js/bookwyrm.js" %}?v={{ js_cache }}"></script>
 <script src="{% static "js/localstorage.js" %}?v={{ js_cache }}"></script>
 <script src="{% static "js/status_cache.js" %}?v={{ js_cache }}"></script>
+<script src="{% static "js/vendor/quagga.min.js" %}?v={{ js_cache }}"></script>
 
 {% block scripts %}{% endblock %}
 
diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
new file mode 100644
index 00000000..b7050e72
--- /dev/null
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -0,0 +1,14 @@
+{% extends 'components/modal.html' %}
+{% load i18n %}
+
+{% block modal-title %}
+{% blocktrans %}
+Scan Barcode
+{% endblocktrans %}
+{% endblock %}
+
+{% block modal-body %}
+    <div id="barcode_scanner"></div>
+{% endblock %}
+
+

From 1e04385f0c8c77da91b4298f62db797ee56c67f5 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Tue, 15 Feb 2022 02:38:57 -0800
Subject: [PATCH 02/24] Worked more on visuals of modal

Need to finish camera selection mode.
---
 bookwyrm/static/css/bookwyrm.css             |  14 +++
 bookwyrm/static/js/bookwyrm.js               | 113 +++++++++++++++----
 bookwyrm/templates/layout.html               |   4 +-
 bookwyrm/templates/search/barcode_modal.html |  32 +++++-
 4 files changed, 133 insertions(+), 30 deletions(-)

diff --git a/bookwyrm/static/css/bookwyrm.css b/bookwyrm/static/css/bookwyrm.css
index 5084d50d..f1faf30c 100644
--- a/bookwyrm/static/css/bookwyrm.css
+++ b/bookwyrm/static/css/bookwyrm.css
@@ -1303,3 +1303,17 @@ ol.ordered-list li::before {
 .is-column-gap-6 {
     column-gap: 3rem;
 }
+
+/* Barcode scanner CSS */
+#barcode-scanner {
+    position: relative;
+    min-height: 200px;
+}
+
+#barcode-scanner .drawingBuffer {
+    position: absolute;
+    top: 0;
+    left: 0;
+    height: auto;
+    width: 100%;
+}
diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index b826a54e..10032c55 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -49,7 +49,7 @@ let BookWyrm = new (class {
             );
 
         document
-            .querySelector("#barcode_scanner_modal")
+            .querySelector("#barcode-scanner-modal")
             .addEventListener("open", this.openBarcodeScanner.bind(this));
     }
 
@@ -640,19 +640,83 @@ let BookWyrm = new (class {
     }
 
     openBarcodeScanner(event) {
-        /*function onScanSuccess(decodedText, decodedResult) {
-            alert(`${decodedText}`, decodedResult);
+        const scannerNode = document.getElementById("barcode-scanner");
+        const statusNode = document.getElementById("barcode-status");
+        const cameraListNode = document.getElementById("barcode-camera-list");
+
+        let changeListener = cameraListNode.addEventListener('change', (event) => {
+            // TODO
+             //event.target.value
+        });
+
+        function toggleStatus(status) {
+            for (const child of statusNode.children) {
+                BookWyrm.toggleContainer(child, !child.classList.contains(status));
+            }
         }
 
-        function onScanFailure(error) {
-            alert(error);
-        }*/
+        function cleanup() {
+            Quagga.stop();
+            scannerNode.replaceChildren();
+            cameraListNode.removeEventListener('change', changeListener);
+        }
+
+        Quagga.onProcessed((result) => {
+            const drawingCtx = Quagga.canvas.ctx.overlay;
+            const drawingCanvas = Quagga.canvas.dom.overlay;
+
+            if (result) {
+                if (result.boxes) {
+                    drawingCtx.clearRect(0, 0, parseInt(drawingCanvas.getAttribute("width")), parseInt(drawingCanvas.getAttribute("height")));
+                    result.boxes.filter((box) => box !== result.box).forEach((box) => {
+                        Quagga.ImageDebug.drawPath(box, {x: 0, y: 1}, drawingCtx, {color: "green", lineWidth: 2});
+                    });
+                }
+
+                if (result.box) {
+                    Quagga.ImageDebug.drawPath(result.box, {x: 0, y: 1}, drawingCtx, {color: "#00F", lineWidth: 2});
+                }
+
+                if (result.codeResult && result.codeResult.code) {
+                    Quagga.ImageDebug.drawPath(result.line, {x: 'x', y: 'y'}, drawingCtx, {color: 'red', lineWidth: 3});
+                }
+            }
+        });
+
+        Quagga.onDetected((result) => {
+            const code = result.codeResult.code;
+
+            statusNode.querySelector('.isbn').innerText = code;
+            toggleStatus('found');
+
+            const search = new Url('search');
+            search.searchParams.set('q', code);
+
+            cleanup();
+            location.assign(search);
+        });
+
+        event.target.addEventListener('close', cleanup, { once: true });
+
+        toggleStatus('grant-access');
+
+        // Clear camera list
+        cameraListNode.replaceChildren();
 
         Quagga.init({
             inputStream : {
                 name: "Live",
                 type: "LiveStream",
-                target: "#barcode_scanner"
+                target: scannerNode,
+                constraints: {
+                    facingMode: "environment",
+                },
+                area: {
+                    top: "25%",
+                    right: "25%",
+                    left: "25%",
+                    bottom: "25%",
+                }
             },
             decoder : {
                 readers: [
@@ -664,31 +728,32 @@ let BookWyrm = new (class {
                         }
                     }
                 ],
-                debug: {
-                    drawBoundingBox: true,
-                    drawScanline: true,
-                    showPattern: true,
-                },
                 multiple: false
             },
-            debug: true
-        }, function(err) {
+        }, (err) => {
             if (err) {
                 console.log(err);
+                toggleStatus('access-denied');
                 return;
             }
 
-            console.log('started');
+            const stream = Quagga.CameraAccess.getActiveStreamLabel();
+            Quagga.CameraAccess.enumerateVideoDevices().then((devices) => {
+                for (const device of devices) {
+                    const child = document.createElement('option');
+                    child.value = device.deviceId || device.id;
+                    child.innerText = device.label.slice(0, 30);
+
+                    if (stream === child.value) {
+                        child.selected = true;
+                    }
+
+                    cameraListNode.appendChild(child);
+                }
+            });
+
             Quagga.start();
-        });
-
-        Quagga.onDetected(function(result) {
-            var code = result.codeResult.code;
-
-            location.href = `search?q=${code}`;
-            Quagga.stop();
-
-            console.log(code);
+            toggleStatus('scanning');
         });
     }
 })();
diff --git a/bookwyrm/templates/layout.html b/bookwyrm/templates/layout.html
index faa46989..17e12987 100644
--- a/bookwyrm/templates/layout.html
+++ b/bookwyrm/templates/layout.html
@@ -54,7 +54,7 @@
                                 <span class="is-sr-only">{% trans "Search" %}</span>
                             </span>
                         </button>
-                        <button class="button" type="button" data-modal-open="barcode_scanner_modal">
+                        <button class="button" type="button" data-modal-open="barcode-scanner-modal">
                             <span class="icon icon-barcode" title="{% trans 'Scan Barcode' %}">
                                 <span class="is-sr-only">{% trans "Scan Barcode" %}</span>
                             </span>
@@ -62,7 +62,7 @@
                     </div>
                 </div>
             </form>
-            {% include "search/barcode_modal.html" with id="barcode_scanner_modal" %}
+            {% include "search/barcode_modal.html" with id="barcode-scanner-modal" %}
 
             <button type="button" tabindex="0" class="navbar-burger pulldown-menu my-4" data-controls="main_nav" aria-expanded="false">
                 <i class="icon icon-dots-three-vertical" aria-hidden="true"></i>
diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index b7050e72..17eb8829 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -2,13 +2,37 @@
 {% load i18n %}
 
 {% block modal-title %}
-{% blocktrans %}
-Scan Barcode
-{% endblocktrans %}
+    {% blocktrans %}
+        Scan Barcode
+    {% endblocktrans %}
 {% endblock %}
 
 {% block modal-body %}
-    <div id="barcode_scanner"></div>
+    <div id="barcode-scanner"></div>
+    
+    <div id="barcode-status" class="block">
+        <div class="grant-access is-hidden">
+            <span class="is-size-5">{% trans "Requesting camera" %}</span></br>
+            <span>{% trans "Grant access to the camera to scan a book's barcode." %}</span>
+        </div>
+        <span class="is-size-5 access-denied is-hidden">{% trans "Could not access camera." %}</span>
+        <div class="scanning is-hidden">
+            <div class="select is-small">
+                <select id="barcode-camera-list">
+                </select>
+            </div>
+            <span class="is-size-5">{% trans "Scanning..." context "barcode scanner" %}</span><br/>
+            <span>{% trans "Align your book's barcode with the camera." %}</span>
+        </div>
+        <div class="found is-hidden">
+            <span class="is-size-5">{% trans "ISBN found" context "barcode scanner" %}</span><br/>
+            <span class="isbn"></span>
+        </div>
+    </div>
+{% endblock %}
+
+{% block modal-footer %}
+    <button class="button" type="button" data-modal-close>{% trans "Cancel" %}</button>
 {% endblock %}
 
 

From 82cb170a9112193ed8040f5f0a47bae63e7ffeff Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Tue, 15 Feb 2022 02:39:16 -0800
Subject: [PATCH 03/24] Switch version of quagga to new fork quagga2

---
 bookwyrm/static/js/vendor/quagga.min.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bookwyrm/static/js/vendor/quagga.min.js b/bookwyrm/static/js/vendor/quagga.min.js
index f7a30f41..84ccb74f 100644
--- a/bookwyrm/static/js/vendor/quagga.min.js
+++ b/bookwyrm/static/js/vendor/quagga.min.js
@@ -1 +1,3 @@
-!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e(e.toString()).default:"object"==typeof exports?exports.Quagga=e(e.toString()).default:t.Quagga=e(e.toString()).default}(this,function(t){return function(t){function e(r){if(n[r])return n[r].exports;var o=n[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,e),o.l=!0,o.exports}var n={};return e.m=t,e.c=n,e.i=function(t){return t},e.d=function(t,n,r){e.o(t,n)||Object.defineProperty(t,n,{configurable:!1,enumerable:!0,get:r})},e.n=function(t){var n=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(n,"a",n),n},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="/",e(e.s=166)}([function(t,e){function n(t){var e=typeof t;return null!=t&&("object"==e||"function"==e)}t.exports=n},function(t,e,n){"use strict";function r(t,e){return this._row=[],this.config=t||{},this.supplements=e,this}var o=n(3);r.prototype._nextUnset=function(t,e){var n;for(void 0===e&&(e=0),n=e;n<t.length;n++)if(!t[n])return n;return t.length},r.prototype._matchPattern=function(t,e,n){var r,o,i,a,u=0,c=0,s=0,f=0;for(n=n||this.SINGLE_CODE_ERROR||1,r=0;r<t.length;r++)s+=t[r],f+=e[r];if(s<f)return Number.MAX_VALUE;for(o=s/f,n*=o,r=0;r<t.length;r++){if(i=t[r],a=e[r]*o,(c=Math.abs(i-a)/a)>n)return Number.MAX_VALUE;u+=c}return u/f},r.prototype._nextSet=function(t,e){var n;for(e=e||0,n=e;n<t.length;n++)if(t[n])return n;return t.length},r.prototype._correctBars=function(t,e,n){for(var r=n.length,o=0;r--;)(o=t[n[r]]*(1-(1-e)/2))>1&&(t[n[r]]=o)},r.prototype._matchTrace=function(t,e){var n,r,o=[],i=this,a=i._nextSet(i._row),u=!i._row[a],c=0,s={error:Number.MAX_VALUE,code:-1,start:0};if(t){for(n=0;n<t.length;n++)o.push(0);for(n=a;n<i._row.length;n++)if(i._row[n]^u)o[c]++;else{if(c===o.length-1)return r=i._matchPattern(o,t),r<e?(s.start=n-a,s.end=n,s.counter=o,s):null;c++,o[c]=1,u=!u}}else for(o.push(0),n=a;n<i._row.length;n++)i._row[n]^u?o[c]++:(c++,o.push(0),o[c]=1,u=!u);return s.start=a,s.end=i._row.length-1,s.counter=o,s},r.prototype.decodePattern=function(t){var e,n=this;return n._row=t,e=n._decode(),null===e?(n._row.reverse(),(e=n._decode())&&(e.direction=r.DIRECTION.REVERSE,e.start=n._row.length-e.start,e.end=n._row.length-e.end)):e.direction=r.DIRECTION.FORWARD,e&&(e.format=n.FORMAT),e},r.prototype._matchRange=function(t,e,n){var r;for(t=t<0?0:t,r=t;r<e;r++)if(this._row[r]!==n)return!1;return!0},r.prototype._fillCounters=function(t,e,n){var r,o=this,i=0,a=[];for(n=void 0===n||n,t=void 0!==t?t:o._nextUnset(o._row),e=e||o._row.length,a[i]=0,r=t;r<e;r++)o._row[r]^n?a[i]++:(i++,a[i]=1,n=!n);return a},r.prototype._toCounters=function(t,e){var n,r=this,i=e.length,a=r._row.length,u=!r._row[t],c=0;for(o.a.init(e,0),n=t;n<a;n++)if(r._row[n]^u)e[c]++;else{if(++c===i)break;e[c]=1,u=!u}return e},Object.defineProperty(r.prototype,"FORMAT",{value:"unknown",writeable:!1}),r.DIRECTION={FORWARD:1,REVERSE:-1},r.Exception={StartNotFoundException:"Start-Info was not found!",CodeNotFoundException:"Code could not be found!",PatternNotFoundException:"Pattern could not be found!"},r.CONFIG_KEYS={},e.a=r},function(t,e){var n=Array.isArray;t.exports=n},function(t,e,n){"use strict";e.a={init:function(t,e){for(var n=t.length;n--;)t[n]=e},shuffle:function(t){var e,n,r=t.length-1;for(r;r>=0;r--)e=Math.floor(Math.random()*r),n=t[r],t[r]=t[e],t[e]=n;return t},toPointList:function(t){var e,n,r=[],o=[];for(e=0;e<t.length;e++){for(r=[],n=0;n<t[e].length;n++)r[n]=t[e][n];o[e]="["+r.join(",")+"]"}return"["+o.join(",\r\n")+"]"},threshold:function(t,e,n){var r,o=[];for(r=0;r<t.length;r++)n.apply(t,[t[r]])>=e&&o.push(t[r]);return o},maxIndex:function(t){var e,n=0;for(e=0;e<t.length;e++)t[e]>t[n]&&(n=e);return n},max:function t(e){var n,t=0;for(n=0;n<e.length;n++)e[n]>t&&(t=e[n]);return t},sum:function t(e){for(var n=e.length,t=0;n--;)t+=e[n];return t}}},function(t,e,n){"use strict";function r(t,e){t=a()(o(),t),u.a.call(this,t,e)}function o(){var t={};return Object.keys(r.CONFIG_KEYS).forEach(function(e){t[e]=r.CONFIG_KEYS[e].default}),t}var i=n(28),a=n.n(i),u=n(1),c=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(t[r]=n[r])}return t},s={CODE_L_START:{value:0},CODE_G_START:{value:10},START_PATTERN:{value:[1,1,1]},STOP_PATTERN:{value:[1,1,1]},MIDDLE_PATTERN:{value:[1,1,1,1,1]},EXTENSION_START_PATTERN:{value:[1,1,2]},CODE_PATTERN:{value:[[3,2,1,1],[2,2,2,1],[2,1,2,2],[1,4,1,1],[1,1,3,2],[1,2,3,1],[1,1,1,4],[1,3,1,2],[1,2,1,3],[3,1,1,2],[1,1,2,3],[1,2,2,2],[2,2,1,2],[1,1,4,1],[2,3,1,1],[1,3,2,1],[4,1,1,1],[2,1,3,1],[3,1,2,1],[2,1,1,3]]},CODE_FREQUENCY:{value:[0,11,13,14,19,25,28,21,22,26]},SINGLE_CODE_ERROR:{value:.7},AVG_CODE_ERROR:{value:.48},FORMAT:{value:"ean_13",writeable:!1}};r.prototype=Object.create(u.a.prototype,s),r.prototype.constructor=r,r.prototype._decodeCode=function(t,e){var n,r,o,i=[0,0,0,0],a=this,u=t,c=!a._row[u],s=0,f={error:Number.MAX_VALUE,code:-1,start:t,end:t};for(e||(e=a.CODE_PATTERN.length),n=u;n<a._row.length;n++)if(a._row[n]^c)i[s]++;else{if(s===i.length-1){for(r=0;r<e;r++)(o=a._matchPattern(i,a.CODE_PATTERN[r]))<f.error&&(f.code=r,f.error=o);return 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n,r,i,a=t.getContext("2d"),u=e;for(a.strokeStyle="red",a.fillStyle="red",a.lineWidth=1,n=null!==u?u.insideContours:null;null!==u;){switch(null!==n?(r=n,n=n.nextpeer):(r=u,u=u.nextpeer,n=null!==u?u.insideContours:null),r.dir){case o.CONTOUR_DIR.CW_DIR:a.strokeStyle="red";break;case o.CONTOUR_DIR.CCW_DIR:a.strokeStyle="blue";break;case o.CONTOUR_DIR.UNKNOWN_DIR:a.strokeStyle="green"}i=r.firstVertex,a.beginPath(),a.moveTo(i.x,i.y);do i=i.next,a.lineTo(i.x,i.y);while(i!==r.firstVertex);a.stroke()}}}}}};e.a=o},function(module, __webpack_exports__, __webpack_require__) {"use strict";function Skeletonizer(stdlib, foreign, buffer) {"use asm";var images=new stdlib.Uint8Array(buffer),size=foreign.size|0,imul=stdlib.Math.imul;function erode(inImagePtr, outImagePtr) {inImagePtr=inImagePtr|0;outImagePtr=outImagePtr|0;var v=0,u=0,sum=0,yStart1=0,yStart2=0,xStart1=0,xStart2=0,offset=0;for (v=1; (v|0)<(size - 1|0); v=v+1|0) {offset=offset+size|0;for (u=1; (u|0)<(size - 1|0); u=u+1|0) {yStart1=offset - size|0;yStart2=offset+size|0;xStart1=u - 1|0;xStart2=u+1|0;sum=(images[inImagePtr+yStart1+xStart1|0]|0)+(images[inImagePtr+yStart1+xStart2|0]|0)+(images[inImagePtr+offset+u|0]|0)+(images[inImagePtr+yStart2+xStart1|0]|0)+(images[inImagePtr+yStart2+xStart2|0]|0)|0;if ((sum|0) == (5|0)) {images[outImagePtr+offset+u|0]=1;} else {images[outImagePtr+offset+u|0]=0;}}}return;}function subtract(aImagePtr, bImagePtr, outImagePtr) {aImagePtr=aImagePtr|0;bImagePtr=bImagePtr|0;outImagePtr=outImagePtr|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[outImagePtr+length|0]=(images[aImagePtr+length|0]|0) - (images[bImagePtr+length|0]|0)|0;}}function bitwiseOr(aImagePtr, bImagePtr, outImagePtr) {aImagePtr=aImagePtr|0;bImagePtr=bImagePtr|0;outImagePtr=outImagePtr|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[outImagePtr+length|0]=images[aImagePtr+length|0]|0|(images[bImagePtr+length|0]|0)|0;}}function countNonZero(imagePtr) {imagePtr=imagePtr|0;var sum=0,length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;sum=(sum|0)+(images[imagePtr+length|0]|0)|0;}return sum|0;}function init(imagePtr, value) {imagePtr=imagePtr|0;value=value|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[imagePtr+length|0]=value;}}function dilate(inImagePtr, outImagePtr) {inImagePtr=inImagePtr|0;outImagePtr=outImagePtr|0;var v=0,u=0,sum=0,yStart1=0,yStart2=0,xStart1=0,xStart2=0,offset=0;for (v=1; (v|0)<(size - 1|0); v=v+1|0) {offset=offset+size|0;for (u=1; (u|0)<(size - 1|0); u=u+1|0) {yStart1=offset - size|0;yStart2=offset+size|0;xStart1=u - 1|0;xStart2=u+1|0;sum=(images[inImagePtr+yStart1+xStart1|0]|0)+(images[inImagePtr+yStart1+xStart2|0]|0)+(images[inImagePtr+offset+u|0]|0)+(images[inImagePtr+yStart2+xStart1|0]|0)+(images[inImagePtr+yStart2+xStart2|0]|0)|0;if ((sum|0)>(0|0)) {images[outImagePtr+offset+u|0]=1;} else {images[outImagePtr+offset+u|0]=0;}}}return;}function memcpy(srcImagePtr, dstImagePtr) {srcImagePtr=srcImagePtr|0;dstImagePtr=dstImagePtr|0;var length=0;length=imul(size, size)|0;while ((length|0)>0) {length=length - 1|0;images[dstImagePtr+length|0]=images[srcImagePtr+length|0]|0;}}function zeroBorder(imagePtr) {imagePtr=imagePtr|0;var x=0,y=0;for (x=0; (x|0)<(size - 1|0); x=x+1|0) {images[imagePtr+x|0]=0;images[imagePtr+y|0]=0;y=y+size - 1|0;images[imagePtr+y|0]=0;y=y+1|0;}for (x=0; (x|0)<(size|0); x=x+1|0) {images[imagePtr+y|0]=0;y=y+1|0;}}function skeletonize() {var subImagePtr=0,erodedImagePtr=0,tempImagePtr=0,skelImagePtr=0,sum=0,done=0;erodedImagePtr=imul(size, size)|0;tempImagePtr=erodedImagePtr+erodedImagePtr|0;skelImagePtr=tempImagePtr+erodedImagePtr|0;init(skelImagePtr, 0);zeroBorder(subImagePtr);do {erode(subImagePtr, erodedImagePtr);dilate(erodedImagePtr, tempImagePtr);subtract(subImagePtr, tempImagePtr, tempImagePtr);bitwiseOr(skelImagePtr, tempImagePtr, skelImagePtr);memcpy(erodedImagePtr, subImagePtr);sum=countNonZero(subImagePtr)|0;done=(sum|0) == 0|0;} while (!done);}return {skeletonize: skeletonize};} __webpack_exports__["a"]=Skeletonizer; },function(t,e,n){"use strict";function r(t){o.a.call(this,t),this.barSpaceRatio=[1,1]}var o=n(1),i=1,a=3,u={START_PATTERN:{value:[a,i,a,i,i,i]},STOP_PATTERN:{value:[a,i,i,i,a]},CODE_PATTERN:{value:[[i,i,a,a,i],[a,i,i,i,a],[i,a,i,i,a],[a,a,i,i,i],[i,i,a,i,a],[a,i,a,i,i],[i,a,a,i,i],[i,i,i,a,a],[a,i,i,a,i],[i,a,i,a,i]]},SINGLE_CODE_ERROR:{value:.78,writable:!0},AVG_CODE_ERROR:{value:.3,writable:!0},FORMAT:{value:"2of5"}},c=u.START_PATTERN.value.reduce(function(t,e){return t+e},0);r.prototype=Object.create(o.a.prototype,u),r.prototype.constructor=r,r.prototype._findPattern=function(t,e,n,r){var o,i,a,u,c=[],s=this,f=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0},d=s.AVG_CODE_ERROR;for(n=n||!1,r=r||!1,e||(e=s._nextSet(s._row)),o=0;o<t.length;o++)c[o]=0;for(o=e;o<s._row.length;o++)if(s._row[o]^n)c[f]++;else{if(f===c.length-1){for(u=0,a=0;a<c.length;a++)u+=c[a];if((i=s._matchPattern(c,t))<d)return l.error=i,l.start=o-u,l.end=o,l;if(!r)return null;for(a=0;a<c.length-2;a++)c[a]=c[a+2];c[c.length-2]=0,c[c.length-1]=0,f--}else f++;c[f]=1,n=!n}return null},r.prototype._findStart=function(){for(var t,e,n=this,r=n._nextSet(n._row),o=1;!e;){if(!(e=n._findPattern(n.START_PATTERN,r,!1,!0)))return null;if(o=Math.floor((e.end-e.start)/c),(t=e.start-5*o)>=0&&n._matchRange(t,e.start,0))return e;r=e.end,e=null}},r.prototype._verifyTrailingWhitespace=function(t){var e,n=this;return e=t.end+(t.end-t.start)/2,e<n._row.length&&n._matchRange(t.end,e,0)?t:null},r.prototype._findEnd=function(){var t,e,n,r=this;return r._row.reverse(),n=r._nextSet(r._row),t=r._findPattern(r.STOP_PATTERN,n,!1,!0),r._row.reverse(),null===t?null:(e=t.start,t.start=r._row.length-t.end,t.end=r._row.length-e,null!==t?r._verifyTrailingWhitespace(t):null)},r.prototype._decodeCode=function(t){var e,n,r,o=this,i=0,a=o.AVG_CODE_ERROR,u={error:Number.MAX_VALUE,code:-1,start:0,end:0};for(e=0;e<t.length;e++)i+=t[e];for(r=0;r<o.CODE_PATTERN.length;r++)(n=o._matchPattern(t,o.CODE_PATTERN[r]))<u.error&&(u.code=r,u.error=n);if(u.error<a)return u},r.prototype._decodePayload=function(t,e,n){for(var r,o,i=this,a=0,u=t.length,c=[0,0,0,0,0];a<u;){for(r=0;r<5;r++)c[r]=t[a]*this.barSpaceRatio[0],a+=2;if(!(o=i._decodeCode(c)))return null;e.push(o.code+""),n.push(o)}return o},r.prototype._verifyCounterLength=function(t){return t.length%10==0},r.prototype._decode=function(){var t,e,n,r=this,o=[],i=[];return(t=r._findStart())?(i.push(t),(e=r._findEnd())?(n=r._fillCounters(t.end,e.start,!1),r._verifyCounterLength(n)&&r._decodePayload(n,o,i)?o.length<5?null:(i.push(e),{code:o.join(""),start:t.start,end:e.end,startInfo:t,decodedCodes:i}):null):null):null},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this),this._counters=[]}var o=n(1),i={ALPHABETH_STRING:{value:"0123456789-$:/.+ABCD"},ALPHABET:{value:[48,49,50,51,52,53,54,55,56,57,45,36,58,47,46,43,65,66,67,68]},CHARACTER_ENCODINGS:{value:[3,6,9,96,18,66,33,36,48,72,12,24,69,81,84,21,26,41,11,14]},START_END:{value:[26,41,11,14]},MIN_ENCODED_CHARS:{value:4},MAX_ACCEPTABLE:{value:2},PADDING:{value:1.5},FORMAT:{value:"codabar",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype._decode=function(){var t,e,n,r,o,i=this,a=[];if(this._counters=i._fillCounters(),!(t=i._findStart()))return null;r=t.startCounter;do{if((n=i._toPattern(r))<0)return null;if((e=i._patternToChar(n))<0)return null;if(a.push(e),r+=8,a.length>1&&i._isStartEnd(n))break}while(r<i._counters.length);return a.length-2<i.MIN_ENCODED_CHARS||!i._isStartEnd(n)?null:i._verifyWhitespace(t.startCounter,r-8)&&i._validateResult(a,t.startCounter)?(r=r>i._counters.length?i._counters.length:r,o=t.start+i._sumCounters(t.startCounter,r-8),{code:a.join(""),start:t.start,end:o,startInfo:t,decodedCodes:a}):null},r.prototype._verifyWhitespace=function(t,e){return(t-1<=0||this._counters[t-1]>=this._calculatePatternLength(t)/2)&&(e+8>=this._counters.length||this._counters[e+7]>=this._calculatePatternLength(e)/2)},r.prototype._calculatePatternLength=function(t){var e,n=0;for(e=t;e<t+7;e++)n+=this._counters[e];return n},r.prototype._thresholdResultPattern=function(t,e){var n,r,o,i,a,u=this,c={space:{narrow:{size:0,counts:0,min:0,max:Number.MAX_VALUE},wide:{size:0,counts:0,min:0,max:Number.MAX_VALUE}},bar:{narrow:{size:0,counts:0,min:0,max:Number.MAX_VALUE},wide:{size:0,counts:0,min:0,max:Number.MAX_VALUE}}},s=e;for(o=0;o<t.length;o++){for(a=u._charToPattern(t[o]),i=6;i>=0;i--)n=2==(1&i)?c.bar:c.space,r=1==(1&a)?n.wide:n.narrow,r.size+=u._counters[s+i],r.counts++,a>>=1;s+=8}return["space","bar"].forEach(function(t){var e=c[t];e.wide.min=Math.floor((e.narrow.size/e.narrow.counts+e.wide.size/e.wide.counts)/2),e.narrow.max=Math.ceil(e.wide.min),e.wide.max=Math.ceil((e.wide.size*u.MAX_ACCEPTABLE+u.PADDING)/e.wide.counts)}),c},r.prototype._charToPattern=function(t){var e,n=this,r=t.charCodeAt(0);for(e=0;e<n.ALPHABET.length;e++)if(n.ALPHABET[e]===r)return n.CHARACTER_ENCODINGS[e];return 0},r.prototype._validateResult=function(t,e){var n,r,o,i,a,u,c=this,s=c._thresholdResultPattern(t,e),f=e;for(n=0;n<t.length;n++){for(u=c._charToPattern(t[n]),r=6;r>=0;r--){if(o=0==(1&r)?s.bar:s.space,i=1==(1&u)?o.wide:o.narrow,(a=c._counters[f+r])<i.min||a>i.max)return!1;u>>=1}f+=8}return!0},r.prototype._patternToChar=function(t){var e,n=this;for(e=0;e<n.CHARACTER_ENCODINGS.length;e++)if(n.CHARACTER_ENCODINGS[e]===t)return String.fromCharCode(n.ALPHABET[e]);return-1},r.prototype._computeAlternatingThreshold=function(t,e){var n,r,o=Number.MAX_VALUE,i=0;for(n=t;n<e;n+=2)r=this._counters[n],r>i&&(i=r),r<o&&(o=r);return(o+i)/2|0},r.prototype._toPattern=function(t){var e,n,r,o,i=7,a=t+i,u=1<<i-1,c=0;if(a>this._counters.length)return-1;for(e=this._computeAlternatingThreshold(t,a),n=this._computeAlternatingThreshold(t+1,a),r=0;r<i;r++)o=0==(1&r)?e:n,this._counters[t+r]>o&&(c|=u),u>>=1;return c},r.prototype._isStartEnd=function(t){var e;for(e=0;e<this.START_END.length;e++)if(this.START_END[e]===t)return!0;return!1},r.prototype._sumCounters=function(t,e){var n,r=0;for(n=t;n<e;n++)r+=this._counters[n];return r},r.prototype._findStart=function(){var t,e,n,r=this,o=r._nextUnset(r._row);for(t=1;t<this._counters.length;t++)if((e=r._toPattern(t))!==-1&&r._isStartEnd(e))return o+=r._sumCounters(0,t),n=o+r._sumCounters(t,t+8),{start:o,end:n,startCounter:t,endCounter:t+8}},e.a=r},function(t,e,n){"use strict";function r(){i.a.call(this)}function o(t,e,n){for(var r=n.length,o=0,i=0;r--;)i+=t[n[r]],o+=e[n[r]];return i/o}var i=n(1),a={CODE_SHIFT:{value:98},CODE_C:{value:99},CODE_B:{value:100},CODE_A:{value:101},START_CODE_A:{value:103},START_CODE_B:{value:104},START_CODE_C:{value:105},STOP_CODE:{value:106},CODE_PATTERN:{value:[[2,1,2,2,2,2],[2,2,2,1,2,2],[2,2,2,2,2,1],[1,2,1,2,2,3],[1,2,1,3,2,2],[1,3,1,2,2,2],[1,2,2,2,1,3],[1,2,2,3,1,2],[1,3,2,2,1,2],[2,2,1,2,1,3],[2,2,1,3,1,2],[2,3,1,2,1,2],[1,1,2,2,3,2],[1,2,2,1,3,2],[1,2,2,2,3,1],[1,1,3,2,2,2],[1,2,3,1,2,2],[1,2,3,2,2,1],[2,2,3,2,1,1],[2,2,1,1,3,2],[2,2,1,2,3,1],[2,1,3,2,1,2],[2,2,3,1,1,2],[3,1,2,1,3,1],[3,1,1,2,2,2],[3,2,1,1,2,2],[3,2,1,2,2,1],[3,1,2,2,1,2],[3,2,2,1,1,2],[3,2,2,2,1,1],[2,1,2,1,2,3],[2,1,2,3,2,1],[2,3,2,1,2,1],[1,1,1,3,2,3],[1,3,1,1,2,3],[1,3,1,3,2,1],[1,1,2,3,1,3],[1,3,2,1,1,3],[1,3,2,3,1,1],[2,1,1,3,1,3],[2,3,1,1,1,3],[2,3,1,3,1,1],[1,1,2,1,3,3],[1,1,2,3,3,1],[1,3,2,1,3,1],[1,1,3,1,2,3],[1,1,3,3,2,1],[1,3,3,1,2,1],[3,1,3,1,2,1],[2,1,1,3,3,1],[2,3,1,1,3,1],[2,1,3,1,1,3],[2,1,3,3,1,1],[2,1,3,1,3,1],[3,1,1,1,2,3],[3,1,1,3,2,1],[3,3,1,1,2,1],[3,1,2,1,1,3],[3,1,2,3,1,1],[3,3,2,1,1,1],[3,1,4,1,1,1],[2,2,1,4,1,1],[4,3,1,1,1,1],[1,1,1,2,2,4],[1,1,1,4,2,2],[1,2,1,1,2,4],[1,2,1,4,2,1],[1,4,1,1,2,2],[1,4,1,2,2,1],[1,1,2,2,1,4],[1,1,2,4,1,2],[1,2,2,1,1,4],[1,2,2,4,1,1],[1,4,2,1,1,2],[1,4,2,2,1,1],[2,4,1,2,1,1],[2,2,1,1,1,4],[4,1,3,1,1,1],[2,4,1,1,1,2],[1,3,4,1,1,1],[1,1,1,2,4,2],[1,2,1,1,4,2],[1,2,1,2,4,1],[1,1,4,2,1,2],[1,2,4,1,1,2],[1,2,4,2,1,1],[4,1,1,2,1,2],[4,2,1,1,1,2],[4,2,1,2,1,1],[2,1,2,1,4,1],[2,1,4,1,2,1],[4,1,2,1,2,1],[1,1,1,1,4,3],[1,1,1,3,4,1],[1,3,1,1,4,1],[1,1,4,1,1,3],[1,1,4,3,1,1],[4,1,1,1,1,3],[4,1,1,3,1,1],[1,1,3,1,4,1],[1,1,4,1,3,1],[3,1,1,1,4,1],[4,1,1,1,3,1],[2,1,1,4,1,2],[2,1,1,2,1,4],[2,1,1,2,3,2],[2,3,3,1,1,1,2]]},SINGLE_CODE_ERROR:{value:.64},AVG_CODE_ERROR:{value:.3},FORMAT:{value:"code_128",writeable:!1},MODULE_INDICES:{value:{bar:[0,2,4],space:[1,3,5]}}};r.prototype=Object.create(i.a.prototype,a),r.prototype.constructor=r,r.prototype._decodeCode=function(t,e){var n,r,i,a=[0,0,0,0,0,0],u=this,c=t,s=!u._row[c],f=0,l={error:Number.MAX_VALUE,code:-1,start:t,end:t,correction:{bar:1,space:1}};for(n=c;n<u._row.length;n++)if(u._row[n]^s)a[f]++;else{if(f===a.length-1){for(e&&u._correct(a,e),r=0;r<u.CODE_PATTERN.length;r++)(i=u._matchPattern(a,u.CODE_PATTERN[r]))<l.error&&(l.code=r,l.error=i);return l.end=n,l.code===-1||l.error>u.AVG_CODE_ERROR?null:(u.CODE_PATTERN[l.code]&&(l.correction.bar=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.bar),l.correction.space=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.space)),l)}f++,a[f]=1,s=!s}return null},r.prototype._correct=function(t,e){this._correctBars(t,e.bar,this.MODULE_INDICES.bar),this._correctBars(t,e.space,this.MODULE_INDICES.space)},r.prototype._findStart=function(){var t,e,n,r,i,a=[0,0,0,0,0,0],u=this,c=u._nextSet(u._row),s=!1,f=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0,correction:{bar:1,space:1}};for(t=c;t<u._row.length;t++)if(u._row[t]^s)a[f]++;else{if(f===a.length-1){for(i=0,r=0;r<a.length;r++)i+=a[r];for(e=u.START_CODE_A;e<=u.START_CODE_C;e++)(n=u._matchPattern(a,u.CODE_PATTERN[e]))<l.error&&(l.code=e,l.error=n);if(l.error<u.AVG_CODE_ERROR)return l.start=t-i,l.end=t,l.correction.bar=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.bar),l.correction.space=o(u.CODE_PATTERN[l.code],a,this.MODULE_INDICES.space),l;for(r=0;r<4;r++)a[r]=a[r+2];a[4]=0,a[5]=0,f--}else f++;a[f]=1,s=!s}return null},r.prototype._decode=function(){var t,e,n=this,r=n._findStart(),o=null,i=!1,a=[],u=0,c=0,s=[],f=[],l=!1,d=!0;if(null===r)return null;switch(o={code:r.code,start:r.start,end:r.end,correction:{bar:r.correction.bar,space:r.correction.space}},f.push(o),c=o.code,o.code){case n.START_CODE_A:t=n.CODE_A;break;case n.START_CODE_B:t=n.CODE_B;break;case n.START_CODE_C:t=n.CODE_C;break;default:return null}for(;!i;){if(e=l,l=!1,null!==(o=n._decodeCode(o.end,o.correction)))switch(o.code!==n.STOP_CODE&&(d=!0),o.code!==n.STOP_CODE&&(s.push(o.code),u++,c+=u*o.code),f.push(o),t){case n.CODE_A:if(o.code<64)a.push(String.fromCharCode(32+o.code));else if(o.code<96)a.push(String.fromCharCode(o.code-64));else switch(o.code!==n.STOP_CODE&&(d=!1),o.code){case n.CODE_SHIFT:l=!0,t=n.CODE_B;break;case n.CODE_B:t=n.CODE_B;break;case n.CODE_C:t=n.CODE_C;break;case n.STOP_CODE:i=!0}break;case n.CODE_B:if(o.code<96)a.push(String.fromCharCode(32+o.code));else switch(o.code!==n.STOP_CODE&&(d=!1),o.code){case n.CODE_SHIFT:l=!0,t=n.CODE_A;break;case n.CODE_A:t=n.CODE_A;break;case n.CODE_C:t=n.CODE_C;break;case n.STOP_CODE:i=!0}break;case n.CODE_C:if(o.code<100)a.push(o.code<10?"0"+o.code:o.code);else switch(o.code!==n.STOP_CODE&&(d=!1),o.code){case n.CODE_A:t=n.CODE_A;break;case n.CODE_B:t=n.CODE_B;break;case n.STOP_CODE:i=!0}}else i=!0;e&&(t=t===n.CODE_A?n.CODE_B:n.CODE_A)}return null===o?null:(o.end=n._nextUnset(n._row,o.end),n._verifyTrailingWhitespace(o)?(c-=u*s[s.length-1])%103!==s[s.length-1]?null:a.length?(d&&a.splice(a.length-1,1),{code:a.join(""),start:r.start,end:o.end,codeset:t,startInfo:r,decodedCodes:f,endInfo:o}):null:null)},i.a.prototype._verifyTrailingWhitespace=function(t){var e,n=this;return e=t.end+(t.end-t.start)/2,e<n._row.length&&n._matchRange(t.end,e,0)?t:null},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this)}var o=n(31),i={IOQ:/[IOQ]/g,AZ09:/[A-Z0-9]{17}/};r.prototype=Object.create(o.a.prototype),r.prototype.constructor=r,r.prototype._decode=function(){var t=o.a.prototype._decode.apply(this);if(!t)return null;var e=t.code;return e?(e=e.replace(i.IOQ,""),e.match(i.AZ09)&&this._checkChecksum(e)?(t.code=e,t):null):null},r.prototype._checkChecksum=function(t){return!!t},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this)}var o=n(1),i=n(3),a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%abcd*",u={ALPHABETH_STRING:{value:a},ALPHABET:{value:a.split("").map(function(t){return t.charCodeAt(0)})},CHARACTER_ENCODINGS:{value:[276,328,324,322,296,292,290,336,274,266,424,420,418,404,402,394,360,356,354,308,282,344,332,326,300,278,436,434,428,422,406,410,364,358,310,314,302,468,466,458,366,374,430,294,474,470,306,350]},ASTERISK:{value:350},FORMAT:{value:"code_93",writeable:!1}};r.prototype=Object.create(o.a.prototype,u),r.prototype.constructor=r,r.prototype._decode=function(){var t,e,n,r,o=this,a=[0,0,0,0,0,0],u=[],c=o._findStart();if(!c)return null;r=o._nextSet(o._row,c.end);do{if(a=o._toCounters(r,a),(n=o._toPattern(a))<0)return null;if((t=o._patternToChar(n))<0)return null;u.push(t),e=r,r+=i.a.sum(a),r=o._nextSet(o._row,r)}while("*"!==t);return u.pop(),u.length&&o._verifyEnd(e,r,a)&&o._verifyChecksums(u)?(u=u.slice(0,u.length-2),null===(u=o._decodeExtended(u))?null:{code:u.join(""),start:c.start,end:r,startInfo:c,decodedCodes:u}):null},r.prototype._verifyEnd=function(t,e){return!(t===e||!this._row[e])},r.prototype._patternToChar=function(t){var e,n=this;for(e=0;e<n.CHARACTER_ENCODINGS.length;e++)if(n.CHARACTER_ENCODINGS[e]===t)return String.fromCharCode(n.ALPHABET[e]);return-1},r.prototype._toPattern=function(t){for(var e=t.length,n=0,r=0,o=0;o<e;o++)r+=t[o];for(var i=0;i<e;i++){var a=Math.round(9*t[i]/r);if(a<1||a>4)return-1;if(0==(1&i))for(var u=0;u<a;u++)n=n<<1|1;else n<<=a}return n},r.prototype._findStart=function(){var t,e,n,r=this,o=r._nextSet(r._row),i=o,a=[0,0,0,0,0,0],u=0,c=!1;for(t=o;t<r._row.length;t++)if(r._row[t]^c)a[u]++;else{if(u===a.length-1){if(r._toPattern(a)===r.ASTERISK&&(n=Math.floor(Math.max(0,i-(t-i)/4)),r._matchRange(n,i,0)))return{start:i,end:t};for(i+=a[0]+a[1],e=0;e<4;e++)a[e]=a[e+2];a[4]=0,a[5]=0,u--}else u++;a[u]=1,c=!c}return null},r.prototype._decodeExtended=function(t){for(var e=t.length,n=[],r=0;r<e;r++){var o=t[r];if(o>="a"&&o<="d"){if(r>e-2)return null;var i=t[++r],a=i.charCodeAt(0),u=void 0;switch(o){case"a":if(!(i>="A"&&i<="Z"))return null;u=String.fromCharCode(a-64);break;case"b":if(i>="A"&&i<="E")u=String.fromCharCode(a-38);else if(i>="F"&&i<="J")u=String.fromCharCode(a-11);else if(i>="K"&&i<="O")u=String.fromCharCode(a+16);else if(i>="P"&&i<="S")u=String.fromCharCode(a+43);else{if(!(i>="T"&&i<="Z"))return null;u=String.fromCharCode(127)}break;case"c":if(i>="A"&&i<="O")u=String.fromCharCode(a-32);else{if("Z"!==i)return null;u=":"}break;case"d":if(!(i>="A"&&i<="Z"))return null;u=String.fromCharCode(a+32)}n.push(u)}else n.push(o)}return n},r.prototype._verifyChecksums=function(t){return this._matchCheckChar(t,t.length-2,20)&&this._matchCheckChar(t,t.length-1,15)},r.prototype._matchCheckChar=function(t,e,n){var r=this,o=t.slice(0,e),i=o.length,a=o.reduce(function(t,e,o){return t+((o*-1+(i-1))%n+1)*r.ALPHABET.indexOf(e.charCodeAt(0))},0);return this.ALPHABET[a%47]===t[e].charCodeAt(0)},e.a=r},function(t,e,n){"use strict";function r(){o.a.call(this)}var o=n(4),i={FORMAT:{value:"ean_2",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype.decode=function(t,e){this._row=t;var n,r=0,o=0,i=e,a=this._row.length,u=[],c=[];for(o=0;o<2&&i<a;o++){if(!(n=this._decodeCode(i)))return null;c.push(n),u.push(n.code%10),n.code>=this.CODE_G_START&&(r|=1<<1-o),1!=o&&(i=this._nextSet(this._row,n.end),i=this._nextUnset(this._row,i))}return 2!=u.length||parseInt(u.join(""))%4!==r?null:{code:u.join(""),decodedCodes:c,end:n.end}},e.a=r},function(t,e,n){"use strict";function r(){a.a.call(this)}function o(t){var e;for(e=0;e<10;e++)if(t===c[e])return e;return null}function i(t){var e,n=t.length,r=0;for(e=n-2;e>=0;e-=2)r+=t[e];for(r*=3,e=n-1;e>=0;e-=2)r+=t[e];return(r*=3)%10}var a=n(4),u={FORMAT:{value:"ean_5",writeable:!1}},c=[24,20,18,17,12,6,3,10,9,5];r.prototype=Object.create(a.a.prototype,u),r.prototype.constructor=r,r.prototype.decode=function(t,e){this._row=t;var n,r=0,a=0,u=e,c=this._row.length,s=[],f=[];for(a=0;a<5&&u<c;a++){if(!(n=this._decodeCode(u)))return null;f.push(n),s.push(n.code%10),n.code>=this.CODE_G_START&&(r|=1<<4-a),4!=a&&(u=this._nextSet(this._row,n.end),u=this._nextUnset(this._row,u))}return 5!=s.length?null:i(s)!==o(r)?null:{code:s.join(""),decodedCodes:f,end:n.end}},e.a=r},function(t,e,n){"use strict";function r(t,e){o.a.call(this,t,e)}var o=n(4),i={FORMAT:{value:"ean_8",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype._decodePayload=function(t,e,n){var r,o=this;for(r=0;r<4;r++){if(!(t=o._decodeCode(t.end,o.CODE_G_START)))return null;e.push(t.code),n.push(t)}if(null===(t=o._findPattern(o.MIDDLE_PATTERN,t.end,!0,!1)))return null;for(n.push(t),r=0;r<4;r++){if(!(t=o._decodeCode(t.end,o.CODE_G_START)))return null;n.push(t),e.push(t.code)}return t},e.a=r},function(t,e,n){"use strict";function r(t){t=a()(o(),t),u.a.call(this,t),this.barSpaceRatio=[1,1],t.normalizeBarSpaceWidth&&(this.SINGLE_CODE_ERROR=.38,this.AVG_CODE_ERROR=.09)}function o(){var t={};return Object.keys(r.CONFIG_KEYS).forEach(function(e){t[e]=r.CONFIG_KEYS[e].default}),t}var i=n(28),a=n.n(i),u=n(1),c=1,s=3,f={START_PATTERN:{value:[c,c,c,c]},STOP_PATTERN:{value:[c,c,s]},CODE_PATTERN:{value:[[c,c,s,s,c],[s,c,c,c,s],[c,s,c,c,s],[s,s,c,c,c],[c,c,s,c,s],[s,c,s,c,c],[c,s,s,c,c],[c,c,c,s,s],[s,c,c,s,c],[c,s,c,s,c]]},SINGLE_CODE_ERROR:{value:.78,writable:!0},AVG_CODE_ERROR:{value:.38,writable:!0},MAX_CORRECTION_FACTOR:{value:5},FORMAT:{value:"i2of5"}};r.prototype=Object.create(u.a.prototype,f),r.prototype.constructor=r,r.prototype._matchPattern=function(t,e){if(this.config.normalizeBarSpaceWidth){var n,r=[0,0],o=[0,0],i=[0,0],a=this.MAX_CORRECTION_FACTOR,c=1/a;for(n=0;n<t.length;n++)r[n%2]+=t[n],o[n%2]+=e[n];for(i[0]=o[0]/r[0],i[1]=o[1]/r[1],i[0]=Math.max(Math.min(i[0],a),c),i[1]=Math.max(Math.min(i[1],a),c),this.barSpaceRatio=i,n=0;n<t.length;n++)t[n]*=this.barSpaceRatio[n%2]}return u.a.prototype._matchPattern.call(this,t,e)},r.prototype._findPattern=function(t,e,n,r){var o,i,a,u,c=[],s=this,f=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0},d=s.AVG_CODE_ERROR;for(n=n||!1,r=r||!1,e||(e=s._nextSet(s._row)),o=0;o<t.length;o++)c[o]=0;for(o=e;o<s._row.length;o++)if(s._row[o]^n)c[f]++;else{if(f===c.length-1){for(u=0,a=0;a<c.length;a++)u+=c[a];if((i=s._matchPattern(c,t))<d)return l.error=i,l.start=o-u,l.end=o,l;if(!r)return null;for(a=0;a<c.length-2;a++)c[a]=c[a+2];c[c.length-2]=0,c[c.length-1]=0,f--}else f++;c[f]=1,n=!n}return null},r.prototype._findStart=function(){for(var t,e,n=this,r=n._nextSet(n._row),o=1;!e;){if(!(e=n._findPattern(n.START_PATTERN,r,!1,!0)))return null;if(o=Math.floor((e.end-e.start)/4),(t=e.start-10*o)>=0&&n._matchRange(t,e.start,0))return e;r=e.end,e=null}},r.prototype._verifyTrailingWhitespace=function(t){var e,n=this;return e=t.end+(t.end-t.start)/2,e<n._row.length&&n._matchRange(t.end,e,0)?t:null},r.prototype._findEnd=function(){var t,e,n=this;return n._row.reverse(),t=n._findPattern(n.STOP_PATTERN),n._row.reverse(),null===t?null:(e=t.start,t.start=n._row.length-t.end,t.end=n._row.length-e,null!==t?n._verifyTrailingWhitespace(t):null)},r.prototype._decodePair=function(t){var e,n,r=[],o=this;for(e=0;e<t.length;e++){if(!(n=o._decodeCode(t[e])))return null;r.push(n)}return r},r.prototype._decodeCode=function(t){var e,n,r,o=this,i=0,a=o.AVG_CODE_ERROR,u={error:Number.MAX_VALUE,code:-1,start:0,end:0};for(e=0;e<t.length;e++)i+=t[e];for(r=0;r<o.CODE_PATTERN.length;r++)(n=o._matchPattern(t,o.CODE_PATTERN[r]))<u.error&&(u.code=r,u.error=n);if(u.error<a)return u},r.prototype._decodePayload=function(t,e,n){for(var r,o,i=this,a=0,u=t.length,c=[[0,0,0,0,0],[0,0,0,0,0]];a<u;){for(r=0;r<5;r++)c[0][r]=t[a]*this.barSpaceRatio[0],c[1][r]=t[a+1]*this.barSpaceRatio[1],a+=2;if(!(o=i._decodePair(c)))return null;for(r=0;r<o.length;r++)e.push(o[r].code+""),n.push(o[r])}return o},r.prototype._verifyCounterLength=function(t){return t.length%10==0},r.prototype._decode=function(){var t,e,n,r=this,o=[],i=[];return(t=r._findStart())?(i.push(t),(e=r._findEnd())?(n=r._fillCounters(t.end,e.start,!1),r._verifyCounterLength(n)&&r._decodePayload(n,o,i)?o.length%2!=0||o.length<6?null:(i.push(e),{code:o.join(""),start:t.start,end:e.end,startInfo:t,decodedCodes:i}):null):null):null},r.CONFIG_KEYS={normalizeBarSpaceWidth:{type:"boolean",default:!1,description:"If true, the reader tries to normalize thewidth-difference between bars and spaces"}},e.a=r},function(t,e,n){"use strict";function r(t,e){o.a.call(this,t,e)}var o=n(4),i={CODE_FREQUENCY:{value:[[56,52,50,49,44,38,35,42,41,37],[7,11,13,14,19,25,28,21,22,26]]},STOP_PATTERN:{value:[1/6*7,1/6*7,1/6*7,1/6*7,1/6*7,1/6*7]},FORMAT:{value:"upc_e",writeable:!1}};r.prototype=Object.create(o.a.prototype,i),r.prototype.constructor=r,r.prototype._decodePayload=function(t,e,n){var r,o=this,i=0;for(r=0;r<6;r++){if(!(t=o._decodeCode(t.end)))return null;t.code>=o.CODE_G_START&&(t.code=t.code-o.CODE_G_START,i|=1<<5-r),e.push(t.code),n.push(t)}return o._determineParity(i,e)?t:null},r.prototype._determineParity=function(t,e){var n,r;for(r=0;r<this.CODE_FREQUENCY.length;r++)for(n=0;n<this.CODE_FREQUENCY[r].length;n++)if(t===this.CODE_FREQUENCY[r][n])return e.unshift(r),e.push(n),!0;return!1},r.prototype._convertToUPCA=function(t){var e=[t[0]],n=t[t.length-2];return e=n<=2?e.concat(t.slice(1,3)).concat([n,0,0,0,0]).concat(t.slice(3,6)):3===n?e.concat(t.slice(1,4)).concat([0,0,0,0,0]).concat(t.slice(4,6)):4===n?e.concat(t.slice(1,5)).concat([0,0,0,0,0,t[5]]):e.concat(t.slice(1,6)).concat([0,0,0,0,n]),e.push(t[t.length-1]),e},r.prototype._checksum=function(t){return o.a.prototype._checksum.call(this,this._convertToUPCA(t))},r.prototype._findEnd=function(t,e){return e=!0,o.a.prototype._findEnd.call(this,t,e)},r.prototype._verifyTrailingWhitespace=function(t){var 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g()(n,[{key:"_decodeCode",value:function(t,e){for(var n={error:Number.MAX_VALUE,code:-1,start:t,end:t,correction:{bar:1,space:1}},r=[0,0,0,0,0,0],o=t,i=!this._row[o],a=0,u=o;u<this._row.length;u++)if(this._row[u]^(i?1:0))r[a]++;else{if(a===r.length-1){e&&this._correct(r,e);for(var c=0;c<this.CODE_PATTERN.length;c++){var s=this._matchPattern(r,this.CODE_PATTERN[c]);s<n.error&&(n.code=c,n.error=s)}return n.end=u,-1===n.code||n.error>this.AVG_CODE_ERROR?null:(this.CODE_PATTERN[n.code]&&(n.correction.bar=this.calculateCorrection(this.CODE_PATTERN[n.code],r,this.MODULE_INDICES.bar),n.correction.space=this.calculateCorrection(this.CODE_PATTERN[n.code],r,this.MODULE_INDICES.space)),n)}r[++a]=1,i=!i}return null}},{key:"_correct",value:function(t,e){this._correctBars(t,e.bar,this.MODULE_INDICES.bar),this._correctBars(t,e.space,this.MODULE_INDICES.space)}},{key:"_findStart",value:function(){for(var t=[0,0,0,0,0,0],e=this._nextSet(this._row),n={error:Number.MAX_VALUE,code:-1,start:0,end:0,correction:{bar:1,space:1}},r=!1,o=0,i=e;i<this._row.length;i++)if(this._row[i]^(r?1:0))t[o]++;else{if(o===t.length-1){for(var a=t.reduce((function(t,e){return t+e}),0),u=this.START_CODE_A;u<=this.START_CODE_C;u++){var c=this._matchPattern(t,this.CODE_PATTERN[u]);c<n.error&&(n.code=u,n.error=c)}if(n.error<this.AVG_CODE_ERROR)return n.start=i-a,n.end=i,n.correction.bar=this.calculateCorrection(this.CODE_PATTERN[n.code],t,this.MODULE_INDICES.bar),n.correction.space=this.calculateCorrection(this.CODE_PATTERN[n.code],t,this.MODULE_INDICES.space),n;for(var s=0;s<4;s++)t[s]=t[s+2];t[4]=0,t[5]=0,o--}else o++;t[o]=1,r=!r}return null}},{key:"decode",value:function(t,e){var n=this,r=this._findStart();if(null===r)return null;var o={code:r.code,start:r.start,end:r.end,correction:{bar:r.correction.bar,space:r.correction.space}},i=[];i.push(o);for(var a=o.code,u=function(t){switch(t){case n.START_CODE_A:return n.CODE_A;case n.START_CODE_B:return n.CODE_B;case n.START_CODE_C:return n.CODE_C;default:return null}}(o.code),c=!1,s=!1,f=s,l=!0,h=0,d=[],p=[];!c;){if(f=s,s=!1,null!==(o=this._decodeCode(o.end,o.correction)))switch(o.code!==this.STOP_CODE&&(l=!0),o.code!==this.STOP_CODE&&(d.push(o.code),a+=++h*o.code),i.push(o),u){case this.CODE_A:if(o.code<64)p.push(String.fromCharCode(32+o.code));else if(o.code<96)p.push(String.fromCharCode(o.code-64));else switch(o.code!==this.STOP_CODE&&(l=!1),o.code){case this.CODE_SHIFT:s=!0,u=this.CODE_B;break;case this.CODE_B:u=this.CODE_B;break;case this.CODE_C:u=this.CODE_C;break;case this.STOP_CODE:c=!0}break;case this.CODE_B:if(o.code<96)p.push(String.fromCharCode(32+o.code));else switch(o.code!==this.STOP_CODE&&(l=!1),o.code){case this.CODE_SHIFT:s=!0,u=this.CODE_A;break;case this.CODE_A:u=this.CODE_A;break;case this.CODE_C:u=this.CODE_C;break;case this.STOP_CODE:c=!0}break;case this.CODE_C:if(o.code<100)p.push(o.code<10?"0"+o.code:o.code);else switch(o.code!==this.STOP_CODE&&(l=!1),o.code){case this.CODE_A:u=this.CODE_A;break;case this.CODE_B:u=this.CODE_B;break;case this.STOP_CODE:c=!0}}else c=!0;f&&(u=u===this.CODE_A?this.CODE_B:this.CODE_A)}return null===o?null:(o.end=this._nextUnset(this._row,o.end),this._verifyTrailingWhitespace(o)?(a-=h*d[d.length-1])%103!==d[d.length-1]?null:p.length?(l&&p.splice(p.length-1,1),{code:p.join(""),start:r.start,end:o.end,codeset:u,startInfo:r,decodedCodes:i,endInfo:o,format:this.FORMAT}):null:null)}},{key:"_verifyTrailingWhitespace",value:function(t){var e;return(e=t.end+(t.end-t.start)/2)<this._row.length&&this._matchRange(t.end,e,0)?t:null}},{key:"calculateCorrection",value:function(t,e,n){for(var r=n.length,o=0,i=0;r--;)i+=t[n[r]],o+=e[n[r]];return i/o}}]),n}(A);function D(t,e){var n=Object.keys(t);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(t);e&&(r=r.filter((function(e){return Object.getOwnPropertyDescriptor(t,e).enumerable}))),n.push.apply(n,r)}return n}function T(t){for(var e=1;e<arguments.length;e++){var n=null!=arguments[e]?arguments[e]:{};e%2?D(Object(n),!0).forEach((function(e){M()(t,e,n[e])})):Object.getOwnPropertyDescriptors?Object.defineProperties(t,Object.getOwnPropertyDescriptors(n)):D(Object(n)).forEach((function(e){Object.defineProperty(t,e,Object.getOwnPropertyDescriptor(n,e))}))}return t}function j(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var I=[1,1,1],z=[1,1,1,1,1],U=[1,1,2],L=[[3,2,1,1],[2,2,2,1],[2,1,2,2],[1,4,1,1],[1,1,3,2],[1,2,3,1],[1,1,1,4],[1,3,1,2],[1,2,1,3],[3,1,1,2],[1,1,2,3],[1,2,2,2],[2,2,1,2],[1,1,4,1],[2,3,1,1],[1,3,2,1],[4,1,1,1],[2,1,3,1],[3,1,2,1],[2,1,1,3]],N=[0,11,13,14,19,25,28,21,22,26],B=function(t){b()(n,t);var e=j(n);function n(t,r){var o;return v()(this,n),o=e.call(this,u()({supplements:[]},t),r),M()(_()(o),"FORMAT","ean_13"),M()(_()(o),"SINGLE_CODE_ERROR",.7),M()(_()(o),"STOP_PATTERN",[1,1,1]),o}return g()(n,[{key:"_findPattern",value:function(t,e,n,r){var o=new Array(t.length).fill(0),i={error:Number.MAX_VALUE,start:0,end:0},a=0;e||(e=this._nextSet(this._row));for(var u=!1,c=e;c<this._row.length;c++)if(this._row[c]^(n?1:0))o[a]+=1;else{if(a===o.length-1){var s=this._matchPattern(o,t);if(s<.48&&i.error&&s<i.error)return u=!0,i.error=s,i.start=c-o.reduce((function(t,e){return t+e}),0),i.end=c,i;if(r){for(var f=0;f<o.length-2;f++)o[f]=o[f+2];o[o.length-2]=0,o[o.length-1]=0,a--}}else a++;o[a]=1,n=!n}return u?i:null}},{key:"_decodeCode",value:function(t,e){var n=[0,0,0,0],r=t,o={error:Number.MAX_VALUE,code:-1,start:t,end:t},i=!this._row[r],a=0;e||(e=L.length);for(var u=r;u<this._row.length;u++)if(this._row[u]^(i?1:0))n[a]++;else{if(a===n.length-1){for(var c=0;c<e;c++){var s=this._matchPattern(n,L[c]);o.end=u,s<o.error&&(o.code=c,o.error=s)}return o.error>.48?null:o}n[++a]=1,i=!i}return null}},{key:"_findStart",value:function(){for(var t=this._nextSet(this._row),e=null;!e;){if(!(e=this._findPattern(I,t,!1,!0)))return null;var n=e.start-(e.end-e.start);if(n>=0&&this._matchRange(n,e.start,0))return e;t=e.end,e=null}return null}},{key:"_calculateFirstDigit",value:function(t){for(var e=0;e<N.length;e++)if(t===N[e])return e;return null}},{key:"_decodePayload",value:function(t,e,n){for(var r=T({},t),o=0,i=0;i<6;i++){if(!(r=this._decodeCode(r.end)))return null;r.code>=10?(r.code-=10,o|=1<<5-i):o|=0<<5-i,e.push(r.code),n.push(r)}var a=this._calculateFirstDigit(o);if(null===a)return null;e.unshift(a);var u=this._findPattern(z,r.end,!0,!1);if(null===u||!u.end)return null;n.push(u);for(var c=0;c<6;c++){if(!(u=this._decodeCode(u.end,10)))return null;n.push(u),e.push(u.code)}return u}},{key:"_verifyTrailingWhitespace",value:function(t){var e=t.end+(t.end-t.start);return e<this._row.length&&this._matchRange(t.end,e,0)?t:null}},{key:"_findEnd",value:function(t,e){var n=this._findPattern(this.STOP_PATTERN,t,e,!1);return null!==n?this._verifyTrailingWhitespace(n):null}},{key:"_checksum",value:function(t){for(var e=0,n=t.length-2;n>=0;n-=2)e+=t[n];e*=3;for(var r=t.length-1;r>=0;r-=2)e+=t[r];return e%10==0}},{key:"_decodeExtensions",value:function(t){var e=this._nextSet(this._row,t),n=this._findPattern(U,e,!1,!1);if(null===n)return null;for(var r=0;r<this.supplements.length;r++)try{var o=this.supplements[r].decode(this._row,n.end);if(null!==o)return{code:o.code,start:e,startInfo:n,end:o.end,decodedCodes:o.decodedCodes,format:this.supplements[r].FORMAT}}catch(t){console.error("* decodeExtensions error in ",this.supplements[r],": ",t)}return null}},{key:"decode",value:function(t,e){var n=new Array,r=new Array,o={},i=this._findStart();if(!i)return null;var a={start:i.start,end:i.end};if(r.push(a),!(a=this._decodePayload(a,n,r)))return null;if(!(a=this._findEnd(a.end,!1)))return null;if(r.push(a),!this._checksum(n))return null;if(this.supplements.length>0){var u=this._decodeExtensions(a.end);if(!u)return null;if(!u.decodedCodes)return null;var c=u.decodedCodes[u.decodedCodes.length-1],s={start:c.start+((c.end-c.start)/2|0),end:c.end};if(!this._verifyTrailingWhitespace(s))return null;o={supplement:u,code:n.join("")+u.code}}return T(T({code:n.join(""),start:i.start,end:a.end,startInfo:i,decodedCodes:r},o),{},{format:this.FORMAT})}}]),n}(A),W=n(33),F=n.n(W);function V(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var q=new Uint16Array(F()("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. *$/+%").map((function(t){return t.charCodeAt(0)}))),G=new Uint16Array([52,289,97,352,49,304,112,37,292,100,265,73,328,25,280,88,13,268,76,28,259,67,322,19,274,82,7,262,70,22,385,193,448,145,400,208,133,388,196,148,168,162,138,42]),H=function(t){b()(n,t);var e=V(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","code_39"),t}return g()(n,[{key:"_findStart",value:function(){for(var t=this._nextSet(this._row),e=t,n=new Uint16Array([0,0,0,0,0,0,0,0,0]),r=0,o=!1,i=t;i<this._row.length;i++)if(this._row[i]^(o?1:0))n[r]++;else{if(r===n.length-1){if(148===this._toPattern(n)){var a=Math.floor(Math.max(0,e-(i-e)/4));if(this._matchRange(a,e,0))return{start:e,end:i}}e+=n[0]+n[1];for(var u=0;u<7;u++)n[u]=n[u+2];n[7]=0,n[8]=0,r--}else r++;n[r]=1,o=!o}return null}},{key:"_toPattern",value:function(t){for(var e=t.length,n=0,r=e,o=0;r>3;){n=this._findNextWidth(t,n),r=0;for(var i=0,a=0;a<e;a++)t[a]>n&&(i|=1<<e-1-a,r++,o+=t[a]);if(3===r){for(var u=0;u<e&&r>0;u++)if(t[u]>n&&(r--,2*t[u]>=o))return-1;return i}}return-1}},{key:"_findNextWidth",value:function(t,e){for(var n=Number.MAX_VALUE,r=0;r<t.length;r++)t[r]<n&&t[r]>e&&(n=t[r]);return n}},{key:"_patternToChar",value:function(t){for(var e=0;e<G.length;e++)if(G[e]===t)return String.fromCharCode(q[e]);return null}},{key:"_verifyTrailingWhitespace",value:function(t,e,n){var r=S.a.sum(n);return 3*(e-t-r)>=r}},{key:"decode",value:function(t,e){var n=new Uint16Array([0,0,0,0,0,0,0,0,0]),r=[];if(!(e=this._findStart()))return null;var o,i,a=this._nextSet(this._row,e.end);do{n=this._toCounters(a,n);var u=this._toPattern(n);if(u<0)return null;if(null===(o=this._patternToChar(u)))return null;r.push(o),i=a,a+=S.a.sum(n),a=this._nextSet(this._row,a)}while("*"!==o);return r.pop(),r.length&&this._verifyTrailingWhitespace(i,a,n)?{code:r.join(""),start:e.start,end:a,startInfo:e,decodedCodes:r,format:this.FORMAT}:null}}]),n}(A),X=n(12),Q=n.n(X);function Y(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var $=/[IOQ]/g,Z=/[A-Z0-9]{17}/,K=function(t){b()(n,t);var e=Y(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","code_39_vin"),t}return g()(n,[{key:"_checkChecksum",value:function(t){return!!t}},{key:"decode",value:function(t,e){var r=Q()(C()(n.prototype),"decode",this).call(this,t,e);if(!r)return null;var o=r.code;return o&&(o=o.replace($,"")).match(Z)&&this._checkChecksum(o)?(r.code=o,r):null}}]),n}(H);function J(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var tt=[48,49,50,51,52,53,54,55,56,57,45,36,58,47,46,43,65,66,67,68],et=[3,6,9,96,18,66,33,36,48,72,12,24,69,81,84,21,26,41,11,14],nt=[26,41,11,14],rt=function(t){b()(n,t);var e=J(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"_counters",[]),M()(_()(t),"FORMAT","codabar"),t}return g()(n,[{key:"_computeAlternatingThreshold",value:function(t,e){for(var n=Number.MAX_VALUE,r=0,o=0,i=t;i<e;i+=2)(o=this._counters[i])>r&&(r=o),o<n&&(n=o);return(n+r)/2|0}},{key:"_toPattern",value:function(t){var e=t+7;if(e>this._counters.length)return-1;for(var n=this._computeAlternatingThreshold(t,e),r=this._computeAlternatingThreshold(t+1,e),o=64,i=0,a=0,u=0;u<7;u++)i=0==(1&u)?n:r,this._counters[t+u]>i&&(a|=o),o>>=1;return a}},{key:"_isStartEnd",value:function(t){for(var e=0;e<nt.length;e++)if(nt[e]===t)return!0;return!1}},{key:"_sumCounters",value:function(t,e){for(var n=0,r=t;r<e;r++)n+=this._counters[r];return n}},{key:"_findStart",value:function(){for(var t=this._nextUnset(this._row),e=1;e<this._counters.length;e++){var n=this._toPattern(e);if(-1!==n&&this._isStartEnd(n))return{start:t+=this._sumCounters(0,e),end:t+this._sumCounters(e,e+8),startCounter:e,endCounter:e+8}}return null}},{key:"_patternToChar",value:function(t){for(var e=0;e<et.length;e++)if(et[e]===t)return String.fromCharCode(tt[e]);return null}},{key:"_calculatePatternLength",value:function(t){for(var e=0,n=t;n<t+7;n++)e+=this._counters[n];return e}},{key:"_verifyWhitespace",value:function(t,e){return(t-1<=0||this._counters[t-1]>=this._calculatePatternLength(t)/2)&&(e+8>=this._counters.length||this._counters[e+7]>=this._calculatePatternLength(e)/2)}},{key:"_charToPattern",value:function(t){for(var e=t.charCodeAt(0),n=0;n<tt.length;n++)if(tt[n]===e)return et[n];return 0}},{key:"_thresholdResultPattern",value:function(t,e){for(var n,r={space:{narrow:{size:0,counts:0,min:0,max:Number.MAX_VALUE},wide:{size:0,counts:0,min:0,max:Number.MAX_VALUE}},bar:{narrow:{size:0,counts:0,min:0,max:Number.MAX_VALUE},wide:{size:0,counts:0,min:0,max:Number.MAX_VALUE}}},o=e,i=0;i<t.length;i++){n=this._charToPattern(t[i]);for(var a=6;a>=0;a--){var u=2==(1&a)?r.bar:r.space,c=1==(1&n)?u.wide:u.narrow;c.size+=this._counters[o+a],c.counts++,n>>=1}o+=8}return["space","bar"].forEach((function(t){var e=r[t];e.wide.min=Math.floor((e.narrow.size/e.narrow.counts+e.wide.size/e.wide.counts)/2),e.narrow.max=Math.ceil(e.wide.min),e.wide.max=Math.ceil((2*e.wide.size+1.5)/e.wide.counts)})),r}},{key:"_validateResult",value:function(t,e){for(var n,r=this._thresholdResultPattern(t,e),o=e,i=0;i<t.length;i++){n=this._charToPattern(t[i]);for(var a=6;a>=0;a--){var u=0==(1&a)?r.bar:r.space,c=1==(1&n)?u.wide:u.narrow,s=this._counters[o+a];if(s<c.min||s>c.max)return!1;n>>=1}o+=8}return!0}},{key:"decode",value:function(t,e){if(this._counters=this._fillCounters(),!(e=this._findStart()))return null;var n,r=e.startCounter,o=[];do{if((n=this._toPattern(r))<0)return null;var i=this._patternToChar(n);if(null===i)return null;if(o.push(i),r+=8,o.length>1&&this._isStartEnd(n))break}while(r<this._counters.length);if(o.length-2<4||!this._isStartEnd(n))return null;if(!this._verifyWhitespace(e.startCounter,r-8))return null;if(!this._validateResult(o,e.startCounter))return null;r=r>this._counters.length?this._counters.length:r;var a=e.start+this._sumCounters(e.startCounter,r-8);return{code:o.join(""),start:e.start,end:a,startInfo:e,decodedCodes:o,format:this.FORMAT}}}]),n}(A);function ot(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var it=function(t){b()(n,t);var e=ot(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","upc_a"),t}return g()(n,[{key:"decode",value:function(t,e){var n=B.prototype.decode.call(this);return n&&n.code&&13===n.code.length&&"0"===n.code.charAt(0)?(n.code=n.code.substring(1),n):null}}]),n}(B);function at(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var ut=function(t){b()(n,t);var e=at(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","ean_8"),t}return g()(n,[{key:"_decodePayload",value:function(t,e,n){for(var r=t,o=0;o<4;o++){if(!(r=this._decodeCode(r.end,10)))return null;e.push(r.code),n.push(r)}if(null===(r=this._findPattern(z,r.end,!0,!1)))return null;n.push(r);for(var i=0;i<4;i++){if(!(r=this._decodeCode(r.end,10)))return null;n.push(r),e.push(r.code)}return r}}]),n}(B);function ct(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var st=function(t){b()(n,t);var e=ct(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","ean_2"),t}return g()(n,[{key:"decode",value:function(t,e){t&&(this._row=t);var n=0,r=e,o=this._row.length,i=[],a=[],u=null;if(void 0===r)return null;for(var c=0;c<2&&r<o;c++){if(!(u=this._decodeCode(r)))return null;a.push(u),i.push(u.code%10),u.code>=10&&(n|=1<<1-c),1!==c&&(r=this._nextSet(this._row,u.end),r=this._nextUnset(this._row,r))}if(2!==i.length||parseInt(i.join(""))%4!==n)return null;var s=this._findStart();return{code:i.join(""),decodedCodes:a,end:u.end,format:this.FORMAT,startInfo:s,start:s.start}}}]),n}(B);function ft(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var lt=[24,20,18,17,12,6,3,10,9,5];var ht=function(t){b()(n,t);var e=ft(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","ean_5"),t}return g()(n,[{key:"decode",value:function(t,e){if(void 0===e)return null;t&&(this._row=t);for(var n=0,r=e,o=this._row.length,i=null,a=[],u=[],c=0;c<5&&r<o;c++){if(!(i=this._decodeCode(r)))return null;u.push(i),a.push(i.code%10),i.code>=10&&(n|=1<<4-c),4!==c&&(r=this._nextSet(this._row,i.end),r=this._nextUnset(this._row,r))}if(5!==a.length)return null;if(function(t){for(var e=t.length,n=0,r=e-2;r>=0;r-=2)n+=t[r];n*=3;for(var o=e-1;o>=0;o-=2)n+=t[o];return(n*=3)%10}(a)!==function(t){for(var e=0;e<10;e++)if(t===lt[e])return e;return null}(n))return null;var s=this._findStart();return{code:a.join(""),decodedCodes:u,end:i.end,format:this.FORMAT,startInfo:s,start:s.start}}}]),n}(B);function dt(t,e){var n=Object.keys(t);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(t);e&&(r=r.filter((function(e){return Object.getOwnPropertyDescriptor(t,e).enumerable}))),n.push.apply(n,r)}return n}function pt(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var vt=function(t){b()(n,t);var e=pt(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"CODE_FREQUENCY",[[56,52,50,49,44,38,35,42,41,37],[7,11,13,14,19,25,28,21,22,26]]),M()(_()(t),"STOP_PATTERN",[1/6*7,1/6*7,1/6*7,1/6*7,1/6*7,1/6*7]),M()(_()(t),"FORMAT","upc_e"),t}return g()(n,[{key:"_decodePayload",value:function(t,e,n){for(var r=function(t){for(var e=1;e<arguments.length;e++){var n=null!=arguments[e]?arguments[e]:{};e%2?dt(Object(n),!0).forEach((function(e){M()(t,e,n[e])})):Object.getOwnPropertyDescriptors?Object.defineProperties(t,Object.getOwnPropertyDescriptors(n)):dt(Object(n)).forEach((function(e){Object.defineProperty(t,e,Object.getOwnPropertyDescriptor(n,e))}))}return t}({},t),o=0,i=0;i<6;i++){if(!(r=this._decodeCode(r.end)))return null;r.code>=10&&(r.code=r.code-10,o|=1<<5-i),e.push(r.code),n.push(r)}return this._determineParity(o,e)?r:null}},{key:"_determineParity",value:function(t,e){for(var n=0;n<this.CODE_FREQUENCY.length;n++)for(var r=0;r<this.CODE_FREQUENCY[n].length;r++)if(t===this.CODE_FREQUENCY[n][r])return e.unshift(n),e.push(r),!0;return!1}},{key:"_convertToUPCA",value:function(t){var e=[t[0]],n=t[t.length-2];return(e=n<=2?e.concat(t.slice(1,3)).concat([n,0,0,0,0]).concat(t.slice(3,6)):3===n?e.concat(t.slice(1,4)).concat([0,0,0,0,0]).concat(t.slice(4,6)):4===n?e.concat(t.slice(1,5)).concat([0,0,0,0,0,t[5]]):e.concat(t.slice(1,6)).concat([0,0,0,0,n])).push(t[t.length-1]),e}},{key:"_checksum",value:function(t){return Q()(C()(n.prototype),"_checksum",this).call(this,this._convertToUPCA(t))}},{key:"_findEnd",value:function(t,e){return Q()(C()(n.prototype),"_findEnd",this).call(this,t,!0)}},{key:"_verifyTrailingWhitespace",value:function(t){var e=t.end+(t.end-t.start)/2;return e<this._row.length&&this._matchRange(t.end,e,0)?t:null}}]),n}(B);function yt(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var gt=function(t){b()(n,t);var e=yt(n);function n(t){var r;return v()(this,n),r=e.call(this,u()({normalizeBarSpaceWidth:!1},t)),M()(_()(r),"barSpaceRatio",[1,1]),M()(_()(r),"SINGLE_CODE_ERROR",.78),M()(_()(r),"AVG_CODE_ERROR",.38),M()(_()(r),"START_PATTERN",[1,1,1,1]),M()(_()(r),"STOP_PATTERN",[1,1,3]),M()(_()(r),"CODE_PATTERN",[[1,1,3,3,1],[3,1,1,1,3],[1,3,1,1,3],[3,3,1,1,1],[1,1,3,1,3],[3,1,3,1,1],[1,3,3,1,1],[1,1,1,3,3],[3,1,1,3,1],[1,3,1,3,1]]),M()(_()(r),"MAX_CORRECTION_FACTOR",5),M()(_()(r),"FORMAT","i2of5"),t.normalizeBarSpaceWidth&&(r.SINGLE_CODE_ERROR=.38,r.AVG_CODE_ERROR=.09),r.config=t,O()(r,_()(r))}return g()(n,[{key:"_matchPattern",value:function(t,e){if(this.config.normalizeBarSpaceWidth){for(var r=[0,0],o=[0,0],i=[0,0],a=this.MAX_CORRECTION_FACTOR,u=1/a,c=0;c<t.length;c++)r[c%2]+=t[c],o[c%2]+=e[c];i[0]=o[0]/r[0],i[1]=o[1]/r[1],i[0]=Math.max(Math.min(i[0],a),u),i[1]=Math.max(Math.min(i[1],a),u),this.barSpaceRatio=i;for(var s=0;s<t.length;s++)t[s]*=this.barSpaceRatio[s%2]}return Q()(C()(n.prototype),"_matchPattern",this).call(this,t,e)}},{key:"_findPattern",value:function(t,e){var n=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],o=new Array(t.length).fill(0),i=0,a={error:Number.MAX_VALUE,start:0,end:0},u=this.AVG_CODE_ERROR;n=n||!1,r=r||!1,e||(e=this._nextSet(this._row));for(var c=e;c<this._row.length;c++)if(this._row[c]^(n?1:0))o[i]++;else{if(i===o.length-1){var s=o.reduce((function(t,e){return t+e}),0),f=this._matchPattern(o,t);if(f<u)return a.error=f,a.start=c-s,a.end=c,a;if(!r)return null;for(var l=0;l<o.length-2;l++)o[l]=o[l+2];o[o.length-2]=0,o[o.length-1]=0,i--}else i++;o[i]=1,n=!n}return null}},{key:"_findStart",value:function(){for(var t=0,e=this._nextSet(this._row),n=null,r=1;!n;){if(!(n=this._findPattern(this.START_PATTERN,e,!1,!0)))return null;if(r=Math.floor((n.end-n.start)/4),(t=n.start-10*r)>=0&&this._matchRange(t,n.start,0))return n;e=n.end,n=null}return null}},{key:"_verifyTrailingWhitespace",value:function(t){var e=t.end+(t.end-t.start)/2;return e<this._row.length&&this._matchRange(t.end,e,0)?t:null}},{key:"_findEnd",value:function(){this._row.reverse();var t=this._findPattern(this.STOP_PATTERN);if(this._row.reverse(),null===t)return null;var e=t.start;return t.start=this._row.length-t.end,t.end=this._row.length-e,null!==t?this._verifyTrailingWhitespace(t):null}},{key:"_decodePair",value:function(t){for(var e=[],n=0;n<t.length;n++){var r=this._decodeCode(t[n]);if(!r)return null;e.push(r)}return e}},{key:"_decodeCode",value:function(t){for(var e=this.AVG_CODE_ERROR,n={error:Number.MAX_VALUE,code:-1,start:0,end:0},r=0;r<this.CODE_PATTERN.length;r++){var o=this._matchPattern(t,this.CODE_PATTERN[r]);o<n.error&&(n.code=r,n.error=o)}return n.error<e?n:null}},{key:"_decodePayload",value:function(t,e,n){for(var r=0,o=t.length,i=[[0,0,0,0,0],[0,0,0,0,0]],a=null;r<o;){for(var u=0;u<5;u++)i[0][u]=t[r]*this.barSpaceRatio[0],i[1][u]=t[r+1]*this.barSpaceRatio[1],r+=2;if(!(a=this._decodePair(i)))return null;for(var c=0;c<a.length;c++)e.push(a[c].code+""),n.push(a[c])}return a}},{key:"_verifyCounterLength",value:function(t){return t.length%10==0}},{key:"decode",value:function(t,e){var n=new Array,r=new Array,o=this._findStart();if(!o)return null;r.push(o);var i=this._findEnd();if(!i)return null;var a=this._fillCounters(o.end,i.start,!1);return this._verifyCounterLength(a)&&this._decodePayload(a,n,r)?n.length%2!=0||n.length<6?null:(r.push(i),{code:n.join(""),start:o.start,end:i.end,startInfo:o,decodedCodes:r,format:this.FORMAT}):null}}]),n}(A);function xt(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var _t=[3,1,3,1,1,1],mt=[3,1,1,1,3],bt=[[1,1,3,3,1],[3,1,1,1,3],[1,3,1,1,3],[3,3,1,1,1],[1,1,3,1,3],[3,1,3,1,1],[1,3,3,1,1],[1,1,1,3,3],[3,1,1,3,1],[1,3,1,3,1]],wt=_t.reduce((function(t,e){return t+e}),0),Ot=function(t){b()(n,t);var e=xt(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"barSpaceRatio",[1,1]),M()(_()(t),"FORMAT","2of5"),M()(_()(t),"SINGLE_CODE_ERROR",.78),M()(_()(t),"AVG_CODE_ERROR",.3),t}return g()(n,[{key:"_findPattern",value:function(t,e){var n=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],o=[],i=0,a={error:Number.MAX_VALUE,code:-1,start:0,end:0},u=0,c=0,s=this.AVG_CODE_ERROR;e||(e=this._nextSet(this._row));for(var f=0;f<t.length;f++)o[f]=0;for(var l=e;l<this._row.length;l++)if(this._row[l]^(n?1:0))o[i]++;else{if(i===o.length-1){u=0;for(var h=0;h<o.length;h++)u+=o[h];if((c=this._matchPattern(o,t))<s)return a.error=c,a.start=l-u,a.end=l,a;if(!r)return null;for(var d=0;d<o.length-2;d++)o[d]=o[d+2];o[o.length-2]=0,o[o.length-1]=0,i--}else i++;o[i]=1,n=!n}return null}},{key:"_findStart",value:function(){for(var t=null,e=this._nextSet(this._row),n=1,r=0;!t;){if(!(t=this._findPattern(_t,e,!1,!0)))return null;if(n=Math.floor((t.end-t.start)/wt),(r=t.start-5*n)>=0&&this._matchRange(r,t.start,0))return t;e=t.end,t=null}return t}},{key:"_verifyTrailingWhitespace",value:function(t){var e=t.end+(t.end-t.start)/2;return e<this._row.length&&this._matchRange(t.end,e,0)?t:null}},{key:"_findEnd",value:function(){this._row.reverse();var t=this._nextSet(this._row),e=this._findPattern(mt,t,!1,!0);if(this._row.reverse(),null===e)return null;var n=e.start;return e.start=this._row.length-e.end,e.end=this._row.length-n,null!==e?this._verifyTrailingWhitespace(e):null}},{key:"_verifyCounterLength",value:function(t){return t.length%10==0}},{key:"_decodeCode",value:function(t){for(var e=this.AVG_CODE_ERROR,n={error:Number.MAX_VALUE,code:-1,start:0,end:0},r=0;r<bt.length;r++){var o=this._matchPattern(t,bt[r]);o<n.error&&(n.code=r,n.error=o)}return n.error<e?n:null}},{key:"_decodePayload",value:function(t,e,n){for(var r=0,o=t.length,i=[0,0,0,0,0],a=null;r<o;){for(var u=0;u<5;u++)i[u]=t[r]*this.barSpaceRatio[0],r+=2;if(!(a=this._decodeCode(i)))return null;e.push("".concat(a.code)),n.push(a)}return a}},{key:"decode",value:function(t,e){var n=this._findStart();if(!n)return null;var r=this._findEnd();if(!r)return null;var o=this._fillCounters(n.end,r.start,!1);if(!this._verifyCounterLength(o))return null;var i=[];i.push(n);var a=[];return this._decodePayload(o,a,i)?a.length<5?null:(i.push(r),{code:a.join(""),start:n.start,end:r.end,startInfo:n,decodedCodes:i,format:this.FORMAT}):null}}]),n}(A);function Rt(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=C()(t);if(e){var o=C()(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return O()(this,n)}}var Ct=new Uint16Array(F()("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%abcd*").map((function(t){return t.charCodeAt(0)}))),Et=new Uint16Array([276,328,324,322,296,292,290,336,274,266,424,420,418,404,402,394,360,356,354,308,282,344,332,326,300,278,436,434,428,422,406,410,364,358,310,314,302,468,466,458,366,374,430,294,474,470,306,350]),Mt=function(t){b()(n,t);var e=Rt(n);function n(){var t;v()(this,n);for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];return t=e.call.apply(e,[this].concat(o)),M()(_()(t),"FORMAT","code_93"),t}return g()(n,[{key:"_patternToChar",value:function(t){for(var e=0;e<Et.length;e++)if(Et[e]===t)return String.fromCharCode(Ct[e]);return null}},{key:"_toPattern",value:function(t){for(var e=t.length,n=t.reduce((function(t,e){return t+e}),0),r=0,o=0;o<e;o++){var i=Math.round(9*t[o]/n);if(i<1||i>4)return-1;if(0==(1&o))for(var a=0;a<i;a++)r=r<<1|1;else r<<=i}return r}},{key:"_findStart",value:function(){for(var t=this._nextSet(this._row),e=t,n=new Uint16Array([0,0,0,0,0,0]),r=0,o=!1,i=t;i<this._row.length;i++)if(this._row[i]^(o?1:0))n[r]++;else{if(r===n.length-1){if(350===this._toPattern(n)){var a=Math.floor(Math.max(0,e-(i-e)/4));if(this._matchRange(a,e,0))return{start:e,end:i}}e+=n[0]+n[1];for(var u=0;u<4;u++)n[u]=n[u+2];n[4]=0,n[5]=0,r--}else r++;n[r]=1,o=!o}return null}},{key:"_verifyEnd",value:function(t,e){return!(t===e||!this._row[e])}},{key:"_decodeExtended",value:function(t){for(var e=t.length,n=[],r=0;r<e;r++){var o=t[r];if(o>="a"&&o<="d"){if(r>e-2)return null;var i=t[++r],a=i.charCodeAt(0),u=void 0;switch(o){case"a":if(!(i>="A"&&i<="Z"))return null;u=String.fromCharCode(a-64);break;case"b":if(i>="A"&&i<="E")u=String.fromCharCode(a-38);else if(i>="F"&&i<="J")u=String.fromCharCode(a-11);else if(i>="K"&&i<="O")u=String.fromCharCode(a+16);else if(i>="P"&&i<="S")u=String.fromCharCode(a+43);else{if(!(i>="T"&&i<="Z"))return null;u=String.fromCharCode(127)}break;case"c":if(i>="A"&&i<="O")u=String.fromCharCode(a-32);else{if("Z"!==i)return null;u=":"}break;case"d":if(!(i>="A"&&i<="Z"))return null;u=String.fromCharCode(a+32);break;default:return console.warn("* code_93_reader _decodeExtended hit default case, this may be an error",u),null}n.push(u)}else n.push(o)}return n}},{key:"_matchCheckChar",value:function(t,e,n){var r=t.slice(0,e),o=r.length,i=r.reduce((function(t,e,r){return t+((-1*r+(o-1))%n+1)*Ct.indexOf(e.charCodeAt(0))}),0);return Ct[i%47]===t[e].charCodeAt(0)}},{key:"_verifyChecksums",value:function(t){return this._matchCheckChar(t,t.length-2,20)&&this._matchCheckChar(t,t.length-1,15)}},{key:"decode",value:function(t,e){if(!(e=this._findStart()))return null;var n,r,o=new Uint16Array([0,0,0,0,0,0]),i=[],a=this._nextSet(this._row,e.end);do{o=this._toCounters(a,o);var u=this._toPattern(o);if(u<0)return null;if(null===(r=this._patternToChar(u)))return 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0:n.locator),e.initCanvas(),e.context.framegrabber=Me.create(e.context.inputStream,e.context.canvasContainer.dom.image),void 0===e.context.config.numOfWorkers&&(e.context.config.numOfWorkers=0),je(e.context.config.numOfWorkers,e.context.config,e.context.inputStream,(function(){var n;0===(null===(n=e.context.config)||void 0===n?void 0:n.numOfWorkers)&&e.initializeData(),e.ready(t)})))})),M()(this,"update",(function(){if(e.context.onUIThread){var t,n=(o=e.context.framegrabber,ke.length?!!(i=ke.filter((function(t){return!t.busy}))[0])&&(o.attachData(i.imageData),o.grab()&&(i.busy=!0,i.worker.postMessage({cmd:"process",imageData:i.imageData},[i.imageData.buffer])),!0):null);if(!n)e.context.framegrabber.attachData(null===(t=e.context.inputImageWrapper)||void 0===t?void 0:t.data),e.context.framegrabber.grab()&&(n||e.locateAndDecode())}else{var r;e.context.framegrabber.attachData(null===(r=e.context.inputImageWrapper)||void 0===r?void 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t=le(this.context);if(t){var e=t.ctx,n=t.dom;this.context.canvasContainer.dom.image=n.image,this.context.canvasContainer.dom.overlay=n.overlay,this.context.canvasContainer.ctx.image=e.image,this.context.canvasContainer.ctx.overlay=e.overlay}}},{key:"initInputStream",value:function(t){if(this.context.config&&this.context.config.inputStream){var e=this.context.config.inputStream,n=e.type,r=e.constraints,o=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"LiveStream",e=arguments.length>1?arguments[1]:void 0,n=arguments.length>2?arguments[2]:void 0;switch(t){case"VideoStream":var r=document.createElement("video");return{video:r,inputStream:n.createVideoStream(r)};case"ImageStream":return{inputStream:n.createImageStream()};case"LiveStream":var o=null;return e&&((o=e.querySelector("video"))||(o=document.createElement("video"),e.appendChild(o))),{video:o,inputStream:n.createLiveStream(o)};default:return console.error("* setupInputStream invalid type 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e.transformResult(t)})),t.line&&2===t.line.length&&function(t,e,n){t[0].x+=e,t[0].y+=n,t[1].x+=e,t[1].y+=n}(t.line,r,o),t.box&&Ie(t.box,r,o),t.boxes&&t.boxes.length>0))for(var i=0;i<t.boxes.length;i++)Ie(t.boxes[i],r,o)}},{key:"addResult",value:function(t,e){var n=this;e&&this.context.resultCollector&&(t.barcodes?t.barcodes.filter((function(t){return t.codeResult})).forEach((function(t){return n.addResult(t,e)})):t.codeResult&&this.context.resultCollector.addResult(e,this.context.inputStream.getCanvasSize(),t.codeResult))}},{key:"hasCodeResult",value:function(t){return!(!t||!(t.barcodes?t.barcodes.some((function(t){return t.codeResult})):t.codeResult))}},{key:"publishResult",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,e=arguments.length>1?arguments[1]:void 0,n=t;t&&this.context.onUIThread&&(this.transformResult(t),this.addResult(t,e),n=t.barcodes||t),Tt.publish("processed",n),this.hasCodeResult(t)&&Tt.publish("detected",n)}},{key:"locateAndDecode",value:function(){var t=this.getBoundingBoxes();if(t){var e,n=this.context.decoder.decodeFromBoundingBoxes(t)||{};n.boxes=t,this.publishResult(n,null===(e=this.context.inputImageWrapper)||void 0===e?void 0:e.data)}else{var r,o=this.context.decoder.decodeFromImage(this.context.inputImageWrapper);if(o)this.publishResult(o,null===(r=this.context.inputImageWrapper)||void 0===r?void 0:r.data);else this.publishResult()}}},{key:"startContinuousUpdate",value:function(){var t,e=this,n=null,r=1e3/((null===(t=this.context.config)||void 0===t?void 0:t.frequency)||60);this.context.stopped=!1;var o=this.context;!function t(i){n=n||i,o.stopped||(i>=n&&(n+=r,e.update()),window.requestAnimationFrame(t))}(performance.now())}},{key:"start",value:function(){var t,e;this.context.onUIThread&&"LiveStream"===(null===(t=this.context.config)||void 0===t||null===(e=t.inputStream)||void 0===e?void 0:e.type)?this.startContinuousUpdate():this.update()}},{key:"stop",value:(e=It()(Ut.a.mark((function t(){var e;return Ut.a.wrap((function(t){for(;;)switch(t.prev=t.next){case 0:if(this.context.stopped=!0,je(0),null===(e=this.context.config)||void 0===e||!e.inputStream||"LiveStream"!==this.context.config.inputStream.type){t.next=6;break}return t.next=5,ee.release();case 5:this.context.inputStream.clearEventHandlers();case 6:case"end":return t.stop()}}),t,this)}))),function(){return e.apply(this,arguments)})},{key:"setReaders",value:function(t){this.context.decoder&&this.context.decoder.setReaders(t),function(t){ke.forEach((function(e){return e.worker.postMessage({cmd:"setReaders",readers:t})}))}(t)}},{key:"registerReader",value:function(t,e){Dt.registerReader(t,e),this.context.decoder&&this.context.decoder.registerReader(t,e),function(t,e){ke.forEach((function(n){return n.worker.postMessage({cmd:"registerReader",name:t,reader:e})}))}(t,e)}}]),t}(),Ue=new ze,Le=Ue.context,Ne={init:function(t,e,n){var r,o=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Ue;return e||(r=new Promise((function(t,n){e=function(e){e?n(e):t()}}))),o.context.config=u()({},re,t),o.context.config.numOfWorkers>0&&(o.context.config.numOfWorkers=0),n?(o.context.onUIThread=!1,o.initializeData(n),e&&e()):o.initInputStream(e),r},start:function(){return Ue.start()},stop:function(){return Ue.stop()},pause:function(){Le.stopped=!0},onDetected:function(t){t&&("function"==typeof t||"object"===i()(t)&&t.callback)?Tt.subscribe("detected",t):console.trace("* warning: Quagga.onDetected called with invalid callback, ignoring")},offDetected:function(t){Tt.unsubscribe("detected",t)},onProcessed:function(t){t&&("function"==typeof t||"object"===i()(t)&&t.callback)?Tt.subscribe("processed",t):console.trace("* warning: Quagga.onProcessed called with invalid callback, ignoring")},offProcessed:function(t){Tt.unsubscribe("processed",t)},setReaders:function(t){t?Ue.setReaders(t):console.trace("* warning: Quagga.setReaders called with no readers, ignoring")},registerReader:function(t,e){t?e?Ue.registerReader(t,e):console.trace("* warning: Quagga.registerReader called with no reader, ignoring"):console.trace("* warning: Quagga.registerReader called with no name, ignoring")},registerResultCollector:function(t){t&&"function"==typeof t.addResult&&(Le.resultCollector=t)},get canvas(){return Le.canvasContainer},decodeSingle:function(t,e){var n=this,r=new ze;return(t=u()({inputStream:{type:"ImageStream",sequence:!1,size:800,src:t.src},numOfWorkers:1,locator:{halfSample:!1}},t)).numOfWorkers>0&&(t.numOfWorkers=0),t.numOfWorkers>0&&("undefined"==typeof Blob||"undefined"==typeof Worker)&&(console.warn("* no Worker and/or Blob support - forcing numOfWorkers to 0"),t.numOfWorkers=0),new Promise((function(o,i){try{n.init(t,(function(){Tt.once("processed",(function(t){r.stop(),e&&e.call(null,t),o(t)}),!0),r.start()}),null,r)}catch(t){i(t)}}))},get default(){return Ne},Readers:r,CameraAccess:ee,ImageDebug:d.a,ImageWrapper:c.a,ResultCollector:ne};e.default=Ne}]).default}));
\ No newline at end of file

From 340b306d2e6cc6e6fad36a51f15e4fe8bbe3e3e0 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 18:08:07 -0800
Subject: [PATCH 04/24] Fix path

---
 bookwyrm/templates/layout.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bookwyrm/templates/layout.html b/bookwyrm/templates/layout.html
index 54ccbe27..b059af6d 100644
--- a/bookwyrm/templates/layout.html
+++ b/bookwyrm/templates/layout.html
@@ -272,7 +272,7 @@
 <script src="{% static "js/bookwyrm.js" %}?v={{ js_cache }}"></script>
 <script src="{% static "js/localstorage.js" %}?v={{ js_cache }}"></script>
 <script src="{% static "js/status_cache.js" %}?v={{ js_cache }}"></script>
-<script src="{% static "js/vendor/quagga.min.js" %}?v={{ js_cache }}"></script>
+<script src="{% static "js/quagga.min.js" %}?v={{ js_cache }}"></script>
 
 {% block scripts %}{% endblock %}
 

From fcc8b6aaabe7df427038d485b3b1a07cf94fd193 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 18:19:12 -0800
Subject: [PATCH 05/24] Move to sass

---
 bookwyrm/static/css/bookwyrm.css              | 1319 -----------------
 bookwyrm/static/css/bookwyrm/_all.scss        |    1 +
 .../css/bookwyrm/components/_barcode.scss     |   14 +
 3 files changed, 15 insertions(+), 1319 deletions(-)
 delete mode 100644 bookwyrm/static/css/bookwyrm.css
 create mode 100644 bookwyrm/static/css/bookwyrm/components/_barcode.scss

diff --git a/bookwyrm/static/css/bookwyrm.css b/bookwyrm/static/css/bookwyrm.css
deleted file mode 100644
index f1faf30c..00000000
--- a/bookwyrm/static/css/bookwyrm.css
+++ /dev/null
@@ -1,1319 +0,0 @@
-html {
-    scroll-behavior: smooth;
-}
-
-body {
-    min-height: 100vh;
-    display: flex;
-    flex-direction: column;
-}
-
-button {
-    border: none;
-    margin: 0;
-    padding: 0;
-    width: auto;
-    overflow: visible;
-    background: transparent;
-
-    /* inherit font, color & alignment from ancestor */
-    color: inherit;
-    font: inherit;
-    text-align: inherit;
-
-    /* Normalize `line-height`. Cannot be changed from `normal` in Firefox 4+. */
-    line-height: normal;
-
-    /* Corrects font smoothing for webkit */
-    -webkit-font-smoothing: inherit;
-    -moz-osx-font-smoothing: inherit;
-
-    /* Corrects inability to style clickable `input` types in iOS */
-    -webkit-appearance: none;
-
-    /* Generalizes pointer cursor */
-    cursor: pointer;
-}
-
-button::-moz-focus-inner {
-    /* Remove excess padding and border in Firefox 4+ */
-    border: 0;
-    padding: 0;
-}
-
-/* Better accessibility for keyboard users */
-*:focus-visible {
-    outline-style: auto !important;
-}
-
-.image {
-    overflow: hidden;
-}
-
-.navbar .logo {
-    max-height: 50px;
-}
-
-.card {
-    overflow: visible;
-}
-
-.card.has-border {
-    border: 1px solid #eee;
-}
-
-.scroll-x {
-    overflow: hidden;
-    overflow-x: auto;
-}
-
-.modal-card {
-    pointer-events: none;
-}
-
-.modal-card > * {
-    pointer-events: all;
-}
-
-/* stylelint-disable no-descending-specificity */
-.modal-card:focus {
-    outline-style: auto;
-}
-
-.modal-card:focus:not(:focus-visible) {
-    outline-style: initial;
-}
-
-.modal-card:focus-visible {
-    outline-style: auto;
-}
-/* stylelint-enable no-descending-specificity */
-
-.modal-card.is-fullwidth {
-    min-width: 75% !important;
-}
-
-@media only screen and (min-width: 769px) {
-    .modal-card.is-thin {
-        width: 350px !important;
-    }
-}
-
-.modal-card-body {
-    max-height: 70vh;
-}
-
-.clip-text {
-    max-height: 35em;
-    overflow: hidden;
-}
-
-/** Utilities not covered by Bulma
- ******************************************************************************/
-
-@media only screen and (max-width: 768px) {
-    .is-sr-only-mobile {
-        border: none !important;
-        clip: rect(0, 0, 0, 0) !important;
-        height: 0.01em !important;
-        overflow: hidden !important;
-        padding: 0 !important;
-        position: absolute !important;
-        white-space: nowrap !important;
-        width: 0.01em !important;
-    }
-
-    .m-0-mobile {
-        margin: 0 !important;
-    }
-
-    .card-footer.is-stacked-mobile {
-        flex-direction: column;
-    }
-
-    .card-footer.is-stacked-mobile .card-footer-item:not(:last-child) {
-        border-bottom: 1px solid #ededed;
-        border-right: 0;
-    }
-
-    .is-flex-direction-row-mobile {
-        flex-direction: row !important;
-    }
-
-    .is-flex-direction-column-mobile {
-        flex-direction: column !important;
-    }
-}
-
-.tag.is-small {
-    height: auto;
-}
-
-.button.is-transparent {
-    background-color: transparent;
-}
-
-.card.is-stretchable {
-    display: flex;
-    flex-direction: column;
-    height: 100%;
-}
-
-.card.is-stretchable .card-content {
-    flex-grow: 1;
-}
-
-.preserve-whitespace p {
-    white-space: pre-wrap !important;
-}
-
-.display-inline p {
-    display: inline !important;
-}
-
-button .button-invisible-overlay {
-    position: absolute;
-    top: 0;
-    left: 0;
-    width: 100%;
-    height: 100%;
-    padding: 1rem;
-    box-sizing: border-box;
-    display: flex;
-    align-items: center;
-    flex-direction: column;
-    justify-content: center;
-    background: rgba(0, 0, 0, 66%);
-    color: white;
-    opacity: 0;
-    transition: opacity 0.2s ease;
-}
-
-button:hover .button-invisible-overlay,
-button:active .button-invisible-overlay,
-button:focus-visible .button-invisible-overlay {
-    opacity: 1;
-}
-
-/** File input styles
- ******************************************************************************/
-
-input[type="file"]::file-selector-button {
-    -moz-appearance: none;
-    -webkit-appearance: none;
-    background-color: #fff;
-    border-radius: 4px;
-    border: 1px solid #dbdbdb;
-    box-shadow: none;
-    color: #363636;
-    cursor: pointer;
-    font-size: 1rem;
-    height: 2.5em;
-    justify-content: center;
-    line-height: 1.5;
-    padding-bottom: calc(0.5em - 1px);
-    padding-left: 1em;
-    padding-right: 1em;
-    padding-top: calc(0.5em - 1px);
-    text-align: center;
-    white-space: nowrap;
-}
-
-input[type="file"]::file-selector-button:hover {
-    border-color: #b5b5b5;
-    color: #363636;
-}
-
-/** General `details` element styles
- ******************************************************************************/
-
-details summary {
-    cursor: pointer;
-}
-
-summary::-webkit-details-marker {
-    display: none;
-}
-
-details summary::marker {
-    content: none;
-}
-
-details.detail-pinned-button summary {
-    position: absolute;
-    right: 0;
-}
-
-details.detail-pinned-button form {
-    float: left;
-    width: 100%;
-    margin-top: 1em;
-}
-
-/** Dropdown w/ Details element
- ******************************************************************************/
-
-details.dropdown[open] summary.dropdown-trigger::before {
-    content: "";
-    position: fixed;
-    top: 0;
-    bottom: 0;
-    left: 0;
-    right: 0;
-}
-
-details.dropdown .dropdown-menu {
-    display: block !important;
-}
-
-details.dropdown .dropdown-menu button {
-    /* Fix weird Safari defaults */
-    box-sizing: border-box;
-}
-
-details.dropdown .dropdown-menu button:focus-visible,
-details.dropdown .dropdown-menu a:focus-visible {
-    outline-style: auto;
-    outline-offset: -2px;
-}
-
-@media only screen and (max-width: 768px) {
-    details.dropdown[open] summary.dropdown-trigger::before {
-        background-color: rgba(0, 0, 0, 50%);
-        z-index: 30;
-    }
-
-    details .dropdown-menu {
-        position: fixed;
-        top: 0;
-        left: 0;
-        width: 100%;
-        height: 100%;
-        display: flex !important;
-        align-items: center;
-        justify-content: center;
-        pointer-events: none;
-        z-index: 100;
-    }
-
-    details .dropdown-menu > * {
-        pointer-events: all;
-    }
-}
-
-/** Details panel
- ******************************************************************************/
-
-details.details-panel {
-    box-shadow: 0 0 0 1px rgba(0, 0, 0, 10%);
-    transition: box-shadow 0.2s ease;
-    padding: 0.75rem;
-}
-
-details[open].details-panel,
-details.details-panel:hover {
-    box-shadow: 0 0 0 1px rgba(0, 0, 0, 20%);
-}
-
-details.details-panel summary {
-    position: relative;
-}
-
-details.details-panel summary .details-close {
-    position: absolute;
-    right: 0;
-    top: 0;
-    transform: rotate(45deg);
-    transition: transform 0.2s ease;
-}
-
-details[open].details-panel summary .details-close {
-    transform: rotate(0deg);
-}
-
-@media only screen and (min-width: 769px) {
-    .details-panel .filters-field:not(:last-child) {
-        border-right: 1px solid rgba(0, 0, 0, 10%);
-        margin-top: 0.75rem;
-        margin-bottom: 0.75rem;
-        padding-top: 0.25rem;
-        padding-bottom: 0.25rem;
-    }
-}
-
-/** Shelving
- ******************************************************************************/
-
-/** @todo Replace icons with SVG symbols.
-    @see https://www.youtube.com/watch?v=9xXBYcWgCHA */
-.shelf-option:disabled > *::after {
-    font-family: icomoon; /* stylelint-disable font-family-no-missing-generic-family-keyword */
-    content: "\e919"; /* icon-check */
-    margin-left: 0.5em;
-}
-
-/** Toggles
- ******************************************************************************/
-
-.toggle-button[aria-pressed="true"],
-.toggle-button[aria-pressed="true"]:hover {
-    background-color: hsl(171deg, 100%, 41%);
-    color: white;
-}
-
-.hide-active[aria-pressed="true"],
-.hide-inactive[aria-pressed="false"] {
-    display: none;
-}
-
-.transition-x.is-hidden,
-.transition-y.is-hidden {
-    display: block !important;
-    visibility: hidden !important;
-    height: 0 !important;
-    width: 0 !important;
-    margin: 0 !important;
-    padding: 0 !important;
-    overflow: auto;
-}
-
-.transition-x,
-.transition-y {
-    transition-duration: 0.5s;
-    transition-timing-function: ease;
-}
-
-.transition-x {
-    transition-property: width, margin-left, margin-right, padding-left, padding-right;
-}
-
-.transition-y {
-    transition-property: height, margin-top, margin-bottom, padding-top, padding-bottom;
-}
-
-@media (prefers-reduced-motion: reduce) {
-    .transition-x,
-    .transition-y {
-        transition-duration: 0.001ms !important;
-    }
-}
-
-/** Stars
- ******************************************************************************/
-
-.stars {
-    white-space: nowrap;
-}
-
-/** Stars in a review form
- *
- * Specificity makes hovering taking over checked inputs.
- *
- * \e9d9: filled star
- * \e9d7: empty star;
- * -------------------------------------------------------------------------- */
-
-.form-rate-stars {
-    width: max-content;
-}
-
-/* All stars are visually filled by default. */
-.form-rate-stars .icon::before {
-    content: "\e9d9"; /* icon-star-full */
-}
-
-/* Icons directly following half star inputs are marked as half */
-.form-rate-stars input.half:checked ~ .icon::before {
-    content: "\e9d8"; /* icon-star-half */
-}
-
-/* stylelint-disable no-descending-specificity */
-.form-rate-stars input.half:checked + input + .icon:hover::before {
-    content: "\e9d8" !important; /* icon-star-half */
-}
-
-/* Icons directly following half check inputs that follow the checked input are emptied. */
-.form-rate-stars input.half:checked + input + .icon ~ .icon::before {
-    content: "\e9d7"; /* icon-star-empty */
-}
-
-/* Icons directly following inputs that follow the checked input are emptied. */
-.form-rate-stars input:checked ~ input + .icon::before {
-    content: "\e9d7"; /* icon-star-empty */
-}
-
-/* When a label is hovered, repeat the fill-all-then-empty-following pattern. */
-.form-rate-stars:hover .icon.icon::before {
-    content: "\e9d9" !important; /* icon-star-full */
-}
-
-.form-rate-stars .icon:hover ~ .icon::before {
-    content: "\e9d7" !important; /* icon-star-empty */
-}
-
-/** Book covers
- *
- * - .is-cover gives the behaviour of the cover and its surrounding. (optional)
- * - .cover-container gives the dimensions and position (for borders, image and other elements).
- * - .book-cover is positioned and sized based on its container.
- *
- * To have the cover within specific dimensions, specify a width or height for
- * standard bulma’s named breapoints:
- *
- * `is-(w|h)-(auto|xs|s|m|l|xl|xxl)[-(mobile|tablet|desktop)]`
- *
- * The cover will be centered horizontally and vertically within those dimensions.
- *
- * When using `.column.is-N`, add `.is-w-auto` to the container so that the flex
- * calculations are not biased by the default `max-content`.
- ******************************************************************************/
-
-.column.is-cover {
-    flex-grow: 0 !important;
-}
-
-.column.is-cover,
-.column.is-cover + .column {
-    flex-basis: auto !important;
-}
-
-.cover-container {
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    position: relative;
-    width: max-content;
-    max-width: 100%;
-    overflow: hidden;
-}
-
-/* Book cover
- * -------------------------------------------------------------------------- */
-
-.book-cover {
-    display: block;
-    max-width: 100%;
-    max-height: 100%;
-
-    /* Useful when stretching under-sized images. */
-    image-rendering: optimizequality;
-    image-rendering: smooth;
-}
-
-/* Cover caption
- * -------------------------------------------------------------------------- */
-
-.no-cover .cover-caption {
-    position: absolute;
-    top: 0;
-    right: 0;
-    bottom: 0;
-    left: 0;
-    padding: 0.5em;
-    font-size: 0.75em;
-    color: white;
-    background-color: #002549;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    flex-direction: column;
-    gap: 1em;
-    white-space: initial;
-    text-align: center;
-}
-
-/** Avatars
- ******************************************************************************/
-
-.avatar {
-    vertical-align: middle;
-    display: inline;
-}
-
-/** Statuses: Quotes
- *
- * \e906: icon-quote-open
- * \e905: icon-quote-close
- *
- * The `content` class on the blockquote allows to apply styles to markdown
- * generated HTML in the quote: https://bulma.io/documentation/elements/content/
- *
- * ```html
- * <div class="quote block">
- *     <blockquote dir="auto" class="content mb-2">
- *         User generated quote in markdown…
- *     </blockquote>
- *
- *     <p> — <a…>Book Title</a> by <a…class="author">Author</a></p>
- * </div>
- * ```
- ******************************************************************************/
-
-.quote > blockquote {
-    position: relative;
-    padding-left: 2em;
-}
-
-.quote > blockquote::before,
-.quote > blockquote::after {
-    font-family: icomoon;
-    position: absolute;
-}
-
-.quote > blockquote::before {
-    content: "\e907"; /* icon-quote-open */
-    top: 0;
-    left: 0;
-}
-
-.quote > blockquote::after {
-    content: "\e906"; /* icon-quote-close */
-    right: 0;
-}
-
-/** Animations and transitions
- ******************************************************************************/
-
-@keyframes turning {
-    from { transform: rotateZ(0deg); }
-    to { transform: rotateZ(360deg); }
-}
-
-.is-processing .icon-spinner::before {
-    animation: turning 1.5s infinite linear;
-}
-
-.icon-spinner {
-    display: none;
-}
-
-.is-processing .icon-spinner {
-    display: flex;
-}
-
-@media (prefers-reduced-motion: reduce) {
-    .is-processing .icon::before {
-        transition-duration: 0.001ms !important;
-    }
-}
-
-/** Transient notification
- ******************************************************************************/
-
-#live-messages {
-    position: fixed;
-    bottom: 1em;
-    right: 1em;
-}
-
-/** Tooltips
- ******************************************************************************/
-
-.tooltip {
-    width: 100%;
-}
-
-/** States
- ******************************************************************************/
-
-/* "disabled" for non-buttons */
-
-.is-disabled {
-    background-color: #dbdbdb;
-    border-color: #dbdbdb;
-    box-shadow: none;
-    color: #7a7a7a;
-    opacity: 0.5;
-    cursor: not-allowed;
-}
-
-/* Book preview table
- ******************************************************************************/
-
-.book-preview td {
-    vertical-align: middle;
-}
-
-@media only screen and (max-width: 768px) {
-    table.is-mobile,
-    table.is-mobile tbody {
-        display: block;
-    }
-
-    table.is-mobile tr {
-        display: flex;
-        flex-wrap: wrap;
-        justify-content: space-between;
-        border-top: 1px solid #dbdbdb;
-    }
-
-    table.is-mobile td {
-        display: block;
-        box-sizing: border-box;
-        flex: 1 0 100%;
-        order: 2;
-        border-bottom: 0;
-    }
-
-    table.is-mobile td.book-preview-top-row {
-        order: 1;
-        flex-basis: auto;
-    }
-
-    table.is-mobile td[data-title]:not(:empty)::before {
-        content: attr(data-title);
-        display: block;
-        font-size: 0.75em;
-        font-weight: bold;
-    }
-
-    table.is-mobile td:empty {
-        padding: 0;
-    }
-
-    table.is-mobile th,
-    table.is-mobile thead {
-        display: none;
-    }
-}
-
-/* Book list
- ******************************************************************************/
-
-ol.ordered-list {
-    list-style: none;
-    counter-reset: list-counter;
-}
-
-ol.ordered-list li {
-    counter-increment: list-counter;
-}
-
-ol.ordered-list li::before {
-    content: counter(list-counter);
-    position: absolute;
-    left: -20px;
-    width: 20px;
-    height: 24px;
-    background-color: #fff;
-    border: 1px solid #dbdbdb;
-    border-right: 0;
-    border-top-left-radius: 2px;
-    border-top-right-radius: 2px;
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    color: #888;
-    font-size: 0.8em;
-    font-weight: bold;
-}
-
-@media only screen and (max-width: 768px) {
-    ol.ordered-list li::before {
-        left: 0;
-        z-index: 1;
-        border: 0;
-        border-right: 1px solid #dbdbdb;
-        border-bottom: 1px solid #dbdbdb;
-        border-radius: 0;
-        border-bottom-right-radius: 2px;
-    }
-}
-
-.overflow-wrap-anywhere {
-    overflow-wrap: anywhere;
-    min-width: 10em;
-}
-
-/* Threads
- ******************************************************************************/
-
-.thread .is-main .card {
-    box-shadow: 0 0.5em 1em -0.125em rgb(50 115 220 / 35%), 0 0 0 1px rgb(50 115 220 / 2%);
-}
-
-.thread::after {
-    content: "";
-    position: absolute;
-    z-index: -1;
-    top: 0;
-    bottom: 0;
-    left: 2.5em;
-    border-left: 2px solid #e0e0e0;
-}
-
-/* Breadcrumbs
- ******************************************************************************/
-
-.breadcrumb li:first-child * {
-    padding-left: 0;
-}
-
-.breadcrumb li > * {
-    align-items: center;
-    display: flex;
-    justify-content: center;
-    padding: 0 0.75em;
-}
-
-/* Notifications page
- ******************************************************************************/
-
-.notification a.icon {
-    text-decoration: none !important;
-}
-
-/* Breadcrumbs
- ******************************************************************************/
-
-.books-grid {
-    display: grid;
-    grid-template-columns: repeat(2, 1fr);
-    gap: 1rem;
-    align-items: end;
-    justify-items: stretch;
-}
-
-.books-grid > .is-big {
-    grid-column: span 2;
-    grid-row: span 2;
-    justify-self: stretch;
-}
-
-.books-grid .book-cover {
-    width: 100%;
-}
-
-.books-grid .book-title {
-    --height-basis: 1.35rem;
-
-    display: block;
-    margin-top: 0.5rem;
-    line-height: var(--height-basis);
-    min-height: calc(2 * var(--height-basis));
-}
-
-@media only screen and (min-width: 769px) {
-    .books-grid {
-        gap: 1.5rem;
-        grid-template-columns: repeat(auto-fill, minmax(8em, 1fr));
-    }
-}
-
-/* Copy
- ******************************************************************************/
-
-.horizontal-copy {
-    display: flex;
-    flex-direction: row;
-    align-items: center;
-    gap: 0.75rem;
-}
-
-.horizontal-copy textarea {
-    min-width: initial;
-    white-space: nowrap;
-}
-
-.horizontal-copy button {
-    align-self: stretch;
-    height: unset;
-}
-
-.vertical-copy {
-    display: flex;
-    flex-direction: column;
-    align-items: stretch;
-    gap: 0.75rem;
-}
-
-.vertical-copy button {
-    width: 100%;
-}
-
-/* Dimensions
- * @todo These could be in rem.
- ******************************************************************************/
-
-.is-32x32 {
-    min-width: 32px !important;
-    min-height: 32px !important;
-}
-
-.is-96x96 {
-    min-width: 96px !important;
-    min-height: 96px !important;
-}
-
-.is-w-auto {
-    width: auto !important;
-}
-
-.is-w-xs {
-    width: 80px !important;
-}
-
-.is-w-s {
-    width: 100px !important;
-}
-
-.is-w-m {
-    width: 150px !important;
-}
-
-.is-w-l {
-    width: 200px !important;
-}
-
-.is-w-xl {
-    width: 250px !important;
-}
-
-.is-w-xxl {
-    width: 500px !important;
-}
-
-.is-h-xs {
-    height: 80px !important;
-}
-
-.is-h-s {
-    height: 100px !important;
-}
-
-.is-h-m {
-    height: 150px !important;
-}
-
-.is-h-l {
-    height: 200px !important;
-}
-
-.is-h-xl {
-    height: 250px !important;
-}
-
-.is-h-xxl {
-    height: 500px !important;
-}
-
-@media only screen and (max-width: 768px) {
-    .is-w-auto-mobile {
-        width: auto !important;
-    }
-
-    .is-w-xs-mobile {
-        width: 80px !important;
-    }
-
-    .is-w-s-mobile {
-        width: 100px !important;
-    }
-
-    .is-w-m-mobile {
-        width: 150px !important;
-    }
-
-    .is-w-l-mobile {
-        width: 200px !important;
-    }
-
-    .is-w-xl-mobile {
-        width: 250px !important;
-    }
-
-    .is-w-xxl-mobile {
-        width: 500px !important;
-    }
-
-    .is-h-xs-mobile {
-        height: 80px !important;
-    }
-
-    .is-h-s-mobile {
-        height: 100px !important;
-    }
-
-    .is-h-m-mobile {
-        height: 150px !important;
-    }
-
-    .is-h-l-mobile {
-        height: 200px !important;
-    }
-
-    .is-h-xl-mobile {
-        height: 250px !important;
-    }
-
-    .is-h-xxl-mobile {
-        height: 500px !important;
-    }
-}
-
-@media only screen and (min-width: 769px) {
-    .is-w-auto-tablet {
-        width: auto !important;
-    }
-
-    .is-w-xs-tablet {
-        width: 80px !important;
-    }
-
-    .is-w-s-tablet {
-        width: 100px !important;
-    }
-
-    .is-w-m-tablet {
-        width: 150px !important;
-    }
-
-    .is-w-l-tablet {
-        width: 200px !important;
-    }
-
-    .is-w-xl-tablet {
-        width: 250px !important;
-    }
-
-    .is-w-xxl-tablet {
-        width: 500px !important;
-    }
-
-    .is-h-xs-tablet {
-        height: 80px !important;
-    }
-
-    .is-h-s-tablet {
-        height: 100px !important;
-    }
-
-    .is-h-m-tablet {
-        height: 150px !important;
-    }
-
-    .is-h-l-tablet {
-        height: 200px !important;
-    }
-
-    .is-h-xl-tablet {
-        height: 250px !important;
-    }
-
-    .is-h-xxl-tablet {
-        height: 500px !important;
-    }
-}
-
-@media only screen and (min-width: 1024px) {
-    .is-w-auto-desktop {
-        width: auto !important;
-    }
-
-    .is-w-xs-desktop {
-        width: 80px !important;
-    }
-
-    .is-w-s-desktop {
-        width: 100px !important;
-    }
-
-    .is-w-m-desktop {
-        width: 150px !important;
-    }
-
-    .is-w-l-desktop {
-        width: 200px !important;
-    }
-
-    .is-w-xl-desktop {
-        width: 250px !important;
-    }
-
-    .is-w-xxl-desktop {
-        width: 500px !important;
-    }
-
-    .is-h-xs-desktop {
-        height: 80px !important;
-    }
-
-    .is-h-s-desktop {
-        height: 100px !important;
-    }
-
-    .is-h-m-desktop {
-        height: 150px !important;
-    }
-
-    .is-h-l-desktop {
-        height: 200px !important;
-    }
-
-    .is-h-xl-desktop {
-        height: 250px !important;
-    }
-
-    .is-h-xxl-desktop {
-        height: 500px !important;
-    }
-}
-
-/* Alignments
- *
- * Use them with `.align.to-(c|t|r|b|l)[-(mobile|tablet)]`
- ******************************************************************************/
-
-/* Flex item position
- * -------------------------------------------------------------------------- */
-
-.align {
-    display: flex !important;
-    flex-direction: row !important;
-}
-
-.align.to-c {
-    justify-content: center !important;
-}
-
-.align.to-t {
-    align-items: flex-start !important;
-}
-
-.align.to-r {
-    justify-content: flex-end !important;
-}
-
-.align.to-b {
-    align-items: flex-end !important;
-}
-
-.align.to-l {
-    justify-content: flex-start !important;
-}
-
-@media screen and (max-width: 768px) {
-    .align.to-c-mobile {
-        justify-content: center !important;
-    }
-
-    .align.to-t-mobile {
-        align-items: flex-start !important;
-    }
-
-    .align.to-r-mobile {
-        justify-content: flex-end !important;
-    }
-
-    .align.to-b-mobile {
-        align-items: flex-end !important;
-    }
-
-    .align.to-l-mobile {
-        justify-content: flex-start !important;
-    }
-}
-
-@media screen and (min-width: 769px) {
-    .align.to-c-tablet {
-        justify-content: center !important;
-    }
-
-    .align.to-t-tablet {
-        align-items: flex-start !important;
-    }
-
-    .align.to-r-tablet {
-        justify-content: flex-end !important;
-    }
-
-    .align.to-b-tablet {
-        align-items: flex-end !important;
-    }
-
-    .align.to-l-tablet {
-        justify-content: flex-start !important;
-    }
-}
-
-/* Spacings
- *
- * Those are supplementary rules to Bulma’s. They follow the same conventions.
- * Add those you’ll need.
- ******************************************************************************/
-
-.mr-auto {
-    margin-right: auto !important;
-}
-
-.ml-auto {
-    margin-left: auto !important;
-}
-
-@media screen and (max-width: 768px) {
-    .m-0-mobile {
-        margin: 0 !important;
-    }
-
-    .mr-auto-mobile {
-        margin-right: auto !important;
-    }
-
-    .ml-auto-mobile {
-        margin-left: auto !important;
-    }
-
-    .mt-3-mobile {
-        margin-top: 0.75rem !important;
-    }
-
-    .ml-3-mobile {
-        margin-left: 0.75rem !important;
-    }
-
-    .mx-3-mobile {
-        margin-right: 0.75rem !important;
-        margin-left: 0.75rem !important;
-    }
-
-    .my-3-mobile {
-        margin-top: 0.75rem !important;
-        margin-bottom: 0.75rem !important;
-    }
-}
-
-@media screen and (min-width: 769px) {
-    .m-0-tablet {
-        margin: 0 !important;
-    }
-
-    .mr-auto-tablet {
-        margin-right: auto !important;
-    }
-
-    .ml-auto-tablet {
-        margin-left: auto !important;
-    }
-
-    .mt-3-tablet {
-        margin-top: 0.75rem !important;
-    }
-
-    .ml-3-tablet {
-        margin-left: 0.75rem !important;
-    }
-
-    .mx-3-tablet {
-        margin-right: 0.75rem !important;
-        margin-left: 0.75rem !important;
-    }
-
-    .my-3-tablet {
-        margin-top: 0.75rem !important;
-        margin-bottom: 0.75rem !important;
-    }
-}
-
-/* Gaps (for Flexbox and Grid)
- *
- * Those are supplementary rules to Bulma’s. They follow the same conventions.
- * Add those you’ll need.
- ******************************************************************************/
-
-.is-gap-0 {
-    gap: 0;
-}
-
-.is-gap-1 {
-    gap: 0.25rem;
-}
-
-.is-gap-2 {
-    gap: 0.5rem;
-}
-
-.is-gap-3 {
-    gap: 0.75rem;
-}
-
-.is-gap-4 {
-    gap: 1rem;
-}
-
-.is-gap-5 {
-    gap: 1.5rem;
-}
-
-.is-gap-6 {
-    gap: 3rem;
-}
-
-.is-row-gap-0 {
-    row-gap: 0;
-}
-
-.is-row-gap-1 {
-    row-gap: 0.25rem;
-}
-
-.is-row-gap-2 {
-    row-gap: 0.5rem;
-}
-
-.is-row-gap-3 {
-    row-gap: 0.75rem;
-}
-
-.is-row-gap-4 {
-    row-gap: 1rem;
-}
-
-.is-row-gap-5 {
-    row-gap: 1.5rem;
-}
-
-.is-row-gap-6 {
-    row-gap: 3rem;
-}
-
-.is-column-gap-0 {
-    column-gap: 0;
-}
-
-.is-column-gap-1 {
-    column-gap: 0.25rem;
-}
-
-.is-column-gap-2 {
-    column-gap: 0.5rem;
-}
-
-.is-column-gap-3 {
-    column-gap: 0.75rem;
-}
-
-.is-column-gap-4 {
-    column-gap: 1rem;
-}
-
-.is-column-gap-5 {
-    column-gap: 1.5rem;
-}
-
-.is-column-gap-6 {
-    column-gap: 3rem;
-}
-
-/* Barcode scanner CSS */
-#barcode-scanner {
-    position: relative;
-    min-height: 200px;
-}
-
-#barcode-scanner .drawingBuffer {
-    position: absolute;
-    top: 0;
-    left: 0;
-    height: auto;
-    width: 100%;
-}
diff --git a/bookwyrm/static/css/bookwyrm/_all.scss b/bookwyrm/static/css/bookwyrm/_all.scss
index 11d7e403..e9333bd1 100644
--- a/bookwyrm/static/css/bookwyrm/_all.scss
+++ b/bookwyrm/static/css/bookwyrm/_all.scss
@@ -1,6 +1,7 @@
 /** Imports
  ******************************************************************************/
 @import "components/avatar";
+@import "components/barcode";
 @import "components/book_cover";
 @import "components/book_grid";
 @import "components/book_list";
diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
new file mode 100644
index 00000000..da1aa721
--- /dev/null
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -0,0 +1,14 @@
+
+/* Barcode scanner CSS */
+#barcode-scanner {
+    position: relative;
+    min-height: 200px;
+
+    .drawingBuffer {
+        position: absolute;
+        top: 0;
+        left: 0;
+        height: auto;
+        width: 100%;
+    }
+}

From 649ffe571a96b0bb25249cc846fd8468ea73661a Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 18:29:38 -0800
Subject: [PATCH 06/24] Fix typos with searching

---
 bookwyrm/static/js/bookwyrm.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index 10032c55..d7ba9ffe 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -689,7 +689,7 @@ let BookWyrm = new (class {
             statusNode.querySelector('.isbn').innerText = code;
             toggleStatus('found');
 
-            const search = new Url('search');
+            const search = new URL('/search', document.location);
             search.searchParams.set('q', code);
 
             cleanup();

From 8d0e5494808137d8763ee3f001c629de5c07ffb7 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 20:19:26 -0800
Subject: [PATCH 07/24] Improve visuals and quality of scanning

---
 .../css/bookwyrm/components/_barcode.scss     | 10 +++++++++
 bookwyrm/static/js/bookwyrm.js                | 22 +++++++++++--------
 bookwyrm/templates/search/barcode_modal.html  |  4 ++--
 3 files changed, 25 insertions(+), 11 deletions(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index da1aa721..1abbf5d4 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -12,3 +12,13 @@
         width: 100%;
     }
 }
+
+#barcode-status {
+    :dir(ltr) .select {
+        float: right;
+    }
+
+    :dir(rtl) .select {
+        float: left;
+    }
+}
diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index d7ba9ffe..4944ada6 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -655,10 +655,13 @@ let BookWyrm = new (class {
             }
         }
 
-        function cleanup() {
+        function cleanup(clearDrawing = true) {
             Quagga.stop();
-            scannerNode.replaceChildren();
             cameraListNode.removeEventListener('change', changeListener);
+
+            if (clearDrawing) {
+                scannerNode.replaceChildren();
+            }
         }
 
         Quagga.onProcessed((result) => {
@@ -683,7 +686,14 @@ let BookWyrm = new (class {
             }
         });
 
+        let lastDetection = null;
         Quagga.onDetected((result) => {
+            // Detect the same code twice as an extra check to avoid bogus scans.
+            if (lastDetection === null || lastDetection !== result.codeResult.code) {
+                lastDetection = result.codeResult.code;
+                return;
+            }
+
             const code = result.codeResult.code;
 
             statusNode.querySelector('.isbn').innerText = code;
@@ -692,7 +702,7 @@ let BookWyrm = new (class {
             const search = new URL('/search', document.location);
             search.searchParams.set('q', code);
 
-            cleanup();
+            cleanup(false);
             location.assign(search);
         });
 
@@ -711,12 +721,6 @@ let BookWyrm = new (class {
                 constraints: {
                     facingMode: "environment",
                 },
-                area: {
-                    top: "25%",
-                    right: "25%",
-                    left: "25%",
-                    bottom: "25%",
-                }
             },
             decoder : {
                 readers: [
diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index 17eb8829..00cc7c02 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -12,7 +12,7 @@
     
     <div id="barcode-status" class="block">
         <div class="grant-access is-hidden">
-            <span class="is-size-5">{% trans "Requesting camera" %}</span></br>
+            <span class="is-size-5">{% trans "Requesting camera..." %}</span></br>
             <span>{% trans "Grant access to the camera to scan a book's barcode." %}</span>
         </div>
         <span class="is-size-5 access-denied is-hidden">{% trans "Could not access camera." %}</span>
@@ -25,7 +25,7 @@
             <span>{% trans "Align your book's barcode with the camera." %}</span>
         </div>
         <div class="found is-hidden">
-            <span class="is-size-5">{% trans "ISBN found" context "barcode scanner" %}</span><br/>
+            <span class="is-size-5">{% trans "ISBN scanned, searching..." context "barcode scanner" %}</span><br/>
             <span class="isbn"></span>
         </div>
     </div>

From fee6ffcbd858b0a54bdadc236d17c448d78a5ba8 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 21:29:18 -0800
Subject: [PATCH 08/24] Fix formatting in chrome

Was using experimental selector, forget about it.
Also reduce jumping around of video size
---
 .../static/css/bookwyrm/components/_barcode.scss     | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index 1abbf5d4..c12d59ea 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -2,7 +2,7 @@
 /* Barcode scanner CSS */
 #barcode-scanner {
     position: relative;
-    min-height: 200px;
+    min-height: 450px;
 
     .drawingBuffer {
         position: absolute;
@@ -13,12 +13,6 @@
     }
 }
 
-#barcode-status {
-    :dir(ltr) .select {
-        float: right;
-    }
-
-    :dir(rtl) .select {
-        float: left;
-    }
+#barcode-status .select {
+    float: right;
 }

From 464050deaa4911bca518a43ee3568df296c257ad Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 21:32:01 -0800
Subject: [PATCH 09/24] Implement switching cameras

Also, use session storage to remember last selected camera deviceId, if any
---
 bookwyrm/static/js/bookwyrm.js | 119 +++++++++++++++++++--------------
 1 file changed, 67 insertions(+), 52 deletions(-)

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index 4944ada6..0ae95044 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -645,8 +645,7 @@ let BookWyrm = new (class {
         const cameraListNode = document.getElementById("barcode-camera-list");
 
         let changeListener = cameraListNode.addEventListener('change', (event) => {
-            // TODO
-             //event.target.value
+             initBarcodes(event.target.value);
         });
 
         function toggleStatus(status) {
@@ -655,6 +654,71 @@ let BookWyrm = new (class {
             }
         }
 
+        function initBarcodes(cameraId = null) {
+            if (!cameraId) {
+                cameraId = sessionStorage.getItem('preferredCam');
+            } else {
+                sessionStorage.setItem('preferredCam', cameraId);
+            }
+
+            scannerNode.replaceChildren();
+            Quagga.stop();
+            Quagga.init({
+                inputStream : {
+                    name: "Live",
+                    type: "LiveStream",
+                    target: scannerNode,
+                    constraints: {
+                        facingMode: "environment",
+                        deviceId: cameraId,
+                    },
+                },
+                decoder : {
+                    readers: [
+                        "ean_reader",
+                        {
+                            format: "ean_reader",
+                            config: {
+                                supplements: [ "ean_2_reader", "ean_5_reader" ]
+                            }
+                        }
+                    ],
+                    multiple: false
+                },
+            }, (err) => {
+                if (err) {
+                    console.log(err);
+                    toggleStatus('access-denied');
+                    return;
+                }
+
+                let activeId = null;
+                const track = Quagga.CameraAccess.getActiveTrack();
+                if (track) {
+                    activeId = track.getSettings().deviceId;
+                }
+
+                Quagga.CameraAccess.enumerateVideoDevices().then((devices) => {
+                    cameraListNode.replaceChildren();
+
+                    for (const device of devices) {
+                        const child = document.createElement('option');
+                        child.value = device.deviceId;
+                        child.innerText = device.label.slice(0, 30);
+
+                        if (activeId === child.value) {
+                            child.selected = true;
+                        }
+
+                        cameraListNode.appendChild(child);
+                    }
+                });
+
+                toggleStatus('scanning');
+                Quagga.start();
+            });
+        }
+
         function cleanup(clearDrawing = true) {
             Quagga.stop();
             cameraListNode.removeEventListener('change', changeListener);
@@ -709,55 +773,6 @@ let BookWyrm = new (class {
         event.target.addEventListener('close', cleanup, { once: true });
 
         toggleStatus('grant-access');
-
-        // Clear camera list
-        cameraListNode.replaceChildren();
-
-        Quagga.init({
-            inputStream : {
-                name: "Live",
-                type: "LiveStream",
-                target: scannerNode,
-                constraints: {
-                    facingMode: "environment",
-                },
-            },
-            decoder : {
-                readers: [
-                    "ean_reader",
-                    {
-                        format: "ean_reader",
-                        config: {
-                            supplements: [ "ean_2_reader", "ean_5_reader" ]
-                        }
-                    }
-                ],
-                multiple: false
-            },
-        }, (err) => {
-            if (err) {
-                console.log(err);
-                toggleStatus('access-denied');
-                return;
-            }
-
-            const stream = Quagga.CameraAccess.getActiveStreamLabel();
-            Quagga.CameraAccess.enumerateVideoDevices().then((devices) => {
-                for (const device of devices) {
-                    const child = document.createElement('option');
-                    child.value = device.deviceId || device.id;
-                    child.innerText = device.label.slice(0, 30);
-
-                    if (stream === child.value) {
-                        child.selected = true;
-                    }
-
-                    cameraListNode.appendChild(child);
-                }
-            });
-
-            Quagga.start();
-            toggleStatus('scanning');
-        });
+        initBarcodes();
     }
 })();

From cdddf73e29ea23b72ab988b57dae1647cef8d1b8 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 23:22:44 -0800
Subject: [PATCH 10/24] Improve layout for some camera types

---
 .../static/css/bookwyrm/components/_barcode.scss   | 14 +++++++++++---
 bookwyrm/static/js/bookwyrm.js                     |  6 +++++-
 bookwyrm/templates/search/barcode_modal.html       |  2 +-
 3 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index c12d59ea..b6b41697 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -2,14 +2,22 @@
 /* Barcode scanner CSS */
 #barcode-scanner {
     position: relative;
-    min-height: 450px;
+    max-width: 100%;
+    text-align: center;
+
+    video {
+        height: calc(70vh - 200px);
+        max-width: 100%;
+    }
 
     .drawingBuffer {
         position: absolute;
         top: 0;
         left: 0;
-        height: auto;
-        width: 100%;
+        right: 0;
+        margin: auto;
+        height: calc(70vh - 200px);
+        max-width: 100%;
     }
 }
 
diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index 0ae95044..f6811614 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -751,11 +751,15 @@ let BookWyrm = new (class {
         });
 
         let lastDetection = null;
+        let numDetected = 0;
         Quagga.onDetected((result) => {
-            // Detect the same code twice as an extra check to avoid bogus scans.
+            // Detect the same code 3 times as an extra check to avoid bogus scans.
             if (lastDetection === null || lastDetection !== result.codeResult.code) {
+                numDetected = 1;
                 lastDetection = result.codeResult.code;
                 return;
+            } else if (numDetected++ < 3) {
+                return;
             }
 
             const code = result.codeResult.code;
diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index 00cc7c02..93789ae3 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -8,7 +8,7 @@
 {% endblock %}
 
 {% block modal-body %}
-    <div id="barcode-scanner"></div>
+    <div id="barcode-scanner" class="block"></div>
     
     <div id="barcode-status" class="block">
         <div class="grant-access is-hidden">

From 9b0874f889654321e07d4d5dec0216c68e6c849f Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 23:28:13 -0800
Subject: [PATCH 11/24] Fix barcode button

---
 bookwyrm/templates/layout.html | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bookwyrm/templates/layout.html b/bookwyrm/templates/layout.html
index b059af6d..f352e882 100644
--- a/bookwyrm/templates/layout.html
+++ b/bookwyrm/templates/layout.html
@@ -55,6 +55,8 @@
                                 <span class="is-sr-only">{% trans "Search" %}</span>
                             </span>
                         </button>
+                    </div>
+                    <div class="control">
                         <button class="button" type="button" data-modal-open="barcode-scanner-modal">
                             <span class="icon icon-barcode" title="{% trans 'Scan Barcode' %}">
                                 <span class="is-sr-only">{% trans "Scan Barcode" %}</span>

From f4d5b7b4d26d952fe7a050d346954454a754056c Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sat, 26 Feb 2022 23:28:52 -0800
Subject: [PATCH 12/24] Adjusted message

---
 bookwyrm/templates/search/barcode_modal.html | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index 93789ae3..9480197f 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -25,8 +25,8 @@
             <span>{% trans "Align your book's barcode with the camera." %}</span>
         </div>
         <div class="found is-hidden">
-            <span class="is-size-5">{% trans "ISBN scanned, searching..." context "barcode scanner" %}</span><br/>
-            <span class="isbn"></span>
+            <span class="is-size-5">{% trans "ISBN scanned" context "barcode scanner" %}</span><br/>
+            {% trans "Searching for book:" context "followed by ISBN" %} <span class="isbn"></span>...
         </div>
     </div>
 {% endblock %}

From e71a5e3bdfe6a4077ddcbbffcf392f09519c44bc Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 00:00:22 -0800
Subject: [PATCH 13/24] Add barcode icon and use other icons

Minor formatting and messaging tweaks
---
 .../css/bookwyrm/components/_barcode.scss     |   1 +
 bookwyrm/static/css/fonts/icomoon.eot         | Bin 10460 -> 10688 bytes
 bookwyrm/static/css/fonts/icomoon.svg         |   1 +
 bookwyrm/static/css/fonts/icomoon.ttf         | Bin 10296 -> 10524 bytes
 bookwyrm/static/css/fonts/icomoon.woff        | Bin 10372 -> 10600 bytes
 bookwyrm/static/css/vendor/icons.css          |   3 +++
 bookwyrm/static/js/bookwyrm.js                |   1 +
 bookwyrm/templates/search/barcode_modal.html  |   9 ++++++++-
 8 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index b6b41697..8c77d525 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -4,6 +4,7 @@
     position: relative;
     max-width: 100%;
     text-align: center;
+    height: calc(70vh - 200px);
 
     video {
         height: calc(70vh - 200px);
diff --git a/bookwyrm/static/css/fonts/icomoon.eot b/bookwyrm/static/css/fonts/icomoon.eot
index 7b1f2d9d9f9d3ff8805e56d83c6c2ceba7654a8f..69628662beb9b527fe62d38c0d177366773ad879 100644
GIT binary patch
delta 613
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delta 369
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diff --git a/bookwyrm/static/css/fonts/icomoon.svg b/bookwyrm/static/css/fonts/icomoon.svg
index 7dbbe0dc..c67c8b22 100644
--- a/bookwyrm/static/css/fonts/icomoon.svg
+++ b/bookwyrm/static/css/fonts/icomoon.svg
@@ -39,6 +39,7 @@
 <glyph unicode="&#xe91e;" glyph-name="graphic-heart" d="M934.176 791.52c-116.128 115.072-301.824 117.472-422.112 9.216-120.32 108.256-305.952 105.856-422.144-9.216-119.712-118.528-119.712-310.688 0-429.28 34.208-33.888 353.696-350.112 353.696-350.112 37.856-37.504 99.072-37.504 136.896 0 0 0 349.824 346.304 353.696 350.112 119.744 118.592 119.744 310.752-0.032 429.28zM888.576 407.424l-353.696-350.112c-12.576-12.512-33.088-12.512-45.6 0l-353.696 350.112c-94.4 93.44-94.4 245.472 0 338.912 91.008 90.080 237.312 93.248 333.088 7.104l43.392-39.040 43.36 39.040c95.808 86.144 242.112 83.008 333.12-7.104 94.4-93.408 94.4-245.44 0.032-338.912zM296.096 719.968c8.864 0 16-7.168 16-16s-7.168-16-16-16h-0.032c-57.408 0-103.968-46.56-103.968-103.968v-0.032c0-8.832-7.168-16-16-16s-16 7.168-16 16v0c0 75.072 60.832 135.904 135.872 135.968 0.064 0 0.064 0.032 0.128 0.032z" />
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 <glyph unicode="&#xe920;" glyph-name="graphic-banknote" d="M1005.28 621.248l-320 320c-15.872 15.872-38.88 22.24-60.672 16.864-11.488-2.816-21.76-8.736-29.888-16.864-7.264-7.264-12.736-16.256-15.872-26.304-14.496-47.008-39.552-87.872-76.64-124.928-49.536-49.504-114.048-87.008-182.304-126.656-72.448-41.984-147.296-85.504-208.64-146.816-52.128-52.192-87.616-110.24-108.416-177.632-7.008-22.752-0.896-47.36 15.872-64.192l320-320c15.872-15.872 38.88-22.24 60.672-16.864 11.488 2.88 21.76 8.736 29.888 16.864 7.264 7.264 12.736 16.256 15.872 26.368 14.528 47.008 39.584 87.872 76.704 124.928 49.504 49.504 113.984 86.944 182.304 126.56 72.384 42.048 147.264 85.568 208.576 146.88 52.128 52.128 87.616 110.24 108.448 177.632 6.976 22.72 0.832 47.424-15.904 64.16zM384 0c-105.984 105.984-214.016 214.048-320 320 90.944 294.432 485.12 281.568 576 576 105.984-105.952 214.048-214.016 320.064-320-90.976-294.368-485.152-281.568-576.064-576zM625.984 483.2c-10.432 8.736-20.928 14.688-31.488 17.632-10.496 2.944-20.992 4.128-31.616 3.36-10.496-0.8-21.248-3.2-32-7.328-10.752-4.192-21.568-8.736-32.448-14.016-17.184 19.744-34.368 39.264-51.552 57.376 7.744 7.008 15.264 10.56 22.496 10.816 7.264 0.32 14.24-0.448 20.864-2.112 6.752-1.696 12.928-3.136 18.624-4.256 5.76-1.12 10.752 0.128 15.136 3.808 4.64 4 7.2 9.184 7.552 15.424 0.32 6.304-2.048 12.448-7.328 18.432-6.752 7.744-14.88 12.448-24.64 14.176-9.632 1.696-19.488 1.568-29.76-0.672-10.112-2.304-19.744-6.112-28.864-11.488s-16.448-10.88-21.888-16.256c-2.080 1.984-4.16 3.936-6.24 5.888-2.304 2.112-5.184 3.264-8.64 3.2-3.488 0-6.368-1.504-8.736-4.256-2.304-2.688-3.36-5.824-2.944-9.12 0.32-3.424 1.696-6.048 4.064-8.064 2.080-1.76 4.16-3.488 6.24-5.312-8.192-9.888-14.944-20.8-20.256-32.32-5.376-11.552-8.576-23.008-9.76-34.112-1.248-11.2-0.064-21.44 3.36-30.944 3.424-9.568 9.76-17.696 19.008-25.376 15.072-12.512 32.8-17.824 53.376-16.64 20.512 1.248 42.624 7.36 66.4 20.128 18.88-21.824 37.824-43.488 56.736-63.616-8-6.752-15.008-10.624-21.184-11.872-6.176-1.312-11.68-1.184-16.672 0.32-4.992 1.568-9.632 3.808-13.888 6.688-4.256 2.944-8.448 5.44-12.64 7.488-4.128 2.048-8.384 3.2-12.736 3.264s-8.992-2.048-14.112-6.432c-5.248-4.576-7.872-9.888-7.872-15.872 0-5.952 2.752-12 8.128-18.112 5.44-6.112 12.512-11.264 21.056-15.328s18.208-6.624 28.832-7.328c10.624-0.736 21.824 0.864 33.632 5.248 11.872 4.32 23.616 12.128 35.2 23.744 5.568-5.44 11.2-10.624 16.8-15.616 2.368-2.048 5.248-3.072 8.736-2.816 3.36 0.128 6.304 1.696 8.64 4.512 2.368 2.88 3.36 6.048 3.008 9.376-0.32 3.36-1.696 5.952-4 7.808-5.632 4.512-11.264 9.248-16.864 14.24 9.568 11.744 17.248 24.128 22.944 36.384 5.696 12.32 9.056 24.192 10.176 35.2 1.12 11.072-0.192 21.056-3.808 30.112-3.584 9.184-9.952 17.056-19.072 24.64zM447.072 461.504c-9.056-0.384-16.96 2.624-23.872 9.312-2.944 2.816-4.992 6.24-6.24 10.304-1.312 4.064-1.76 8.512-1.248 13.376 0.448 4.8 1.888 9.824 4.384 14.88 2.368 5.056 5.888 10.112 10.368 15.008 16.224-16.128 32.416-33.824 48.64-52.128-12.288-6.752-22.976-10.368-32.032-10.752zM598.016 397.44c-2.88-5.312-6.176-10.048-10.048-14.176-17.952 18.112-35.872 38.016-53.76 58.432 4.576 2.048 9.376 4.192 14.56 6.368s10.368 3.616 15.552 4.512c5.312 0.8 10.56 0.576 15.808-0.672 5.184-1.312 10.112-4.128 14.688-8.576 4.512-4.512 7.36-9.184 8.512-14.24 1.248-5.12 1.312-10.304 0.448-15.616-0.928-5.344-2.816-10.656-5.76-16.032zM470.944 250.24c6.304 5.088 15.584 4.832 21.376-1.056 6.272-6.24 6.272-16.448 0-22.688-0.512-0.512-1.056-0.864-1.632-1.312l0.064-0.064c-20.256-15.392-36.896-29.248-54.848-47.2-16.224-16.192-30.88-33.248-43.552-50.56l-20.448-28c-0.64-1.152-1.408-2.208-2.368-3.2-6.272-6.24-16.48-6.24-22.72 0-5.44 5.44-6.112 13.824-2.112 20.064l-0.064 0.064 21.888 29.888c13.664 18.688 29.376 36.992 46.752 54.368 18.080 18.144 37.6 34.336 57.6 49.696h0.064zM588.096 713.12c16.192 16.192 30.816 33.184 43.52 50.592l21.248 29.12c0.768 1.376 1.632 2.752 2.816 3.936 6.304 6.304 16.512 6.304 22.816 0 5.984-6.016 6.24-15.52 0.8-21.888l0.064-0.064-21.888-30.016c-13.696-18.688-29.376-36.928-46.752-54.304-18.080-18.080-37.568-34.336-57.568-49.696l-0.128 0.064c-6.368-5.856-16.256-5.728-22.368 0.448-6.304 6.304-6.304 16.576 0 22.88 1.12 1.184 2.432 2.016 3.744 2.752 18.816 14.368 36.96 29.44 53.696 46.176z" />
+<glyph unicode="&#xe937;" glyph-name="barcode" d="M0 832h128v-640h-128zM192 832h64v-640h-64zM320 832h64v-640h-64zM512 832h64v-640h-64zM768 832h64v-640h-64zM960 832h64v-640h-64zM640 832h32v-640h-32zM448 832h32v-640h-32zM864 832h32v-640h-32zM0 128h64v-64h-64zM192 128h64v-64h-64zM320 128h64v-64h-64zM640 128h64v-64h-64zM960 128h64v-64h-64zM768 128h128v-64h-128zM448 128h128v-64h-128z" />
 <glyph unicode="&#xe97a;" glyph-name="spinner" d="M384 832c0 70.692 57.308 128 128 128s128-57.308 128-128c0-70.692-57.308-128-128-128s-128 57.308-128 128zM655.53 719.53c0 70.692 57.308 128 128 128s128-57.308 128-128c0-70.692-57.308-128-128-128s-128 57.308-128 128zM832 448c0 35.346 28.654 64 64 64s64-28.654 64-64c0-35.346-28.654-64-64-64s-64 28.654-64 64zM719.53 176.47c0 35.346 28.654 64 64 64s64-28.654 64-64c0-35.346-28.654-64-64-64s-64 28.654-64 64zM448.002 64c0 0 0 0 0 0 0 35.346 28.654 64 64 64s64-28.654 64-64c0 0 0 0 0 0 0-35.346-28.654-64-64-64s-64 28.654-64 64zM176.472 176.47c0 0 0 0 0 0 0 35.346 28.654 64 64 64s64-28.654 64-64c0 0 0 0 0 0 0-35.346-28.654-64-64-64s-64 28.654-64 64zM144.472 719.53c0 0 0 0 0 0 0 53.019 42.981 96 96 96s96-42.981 96-96c0 0 0 0 0 0 0-53.019-42.981-96-96-96s-96 42.981-96 96zM56 448c0 39.765 32.235 72 72 72s72-32.235 72-72c0-39.765-32.235-72-72-72s-72 32.235-72 72z" />
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diff --git a/bookwyrm/static/css/fonts/icomoon.ttf b/bookwyrm/static/css/fonts/icomoon.ttf
index 151f2b782e011873be7120240fc65777f3771917..12c79d551739bdbfe9e7246ae713b4d23545fdce 100644
GIT binary patch
delta 595
zcmaJ<KWNl&7=6Da(yKRIbLZu%J-l4g^a@(4o-_rejo3;2Q&iBQP(xeq(54OahWZDZ
zsgnqjNf5k2spuk{gNQ?RCtX~`L6@fBrXqN4e5r?Y@*^*g_rBkkeBa0K_0*$_s}KOv
z@FC;Kg-avHGTE-9blwuzW?jcych|21qDXzO<}7>U9_nZ0RBhqb_2X~G7O7tX17r1h
zXRfr-ZUE*6^P_bdskCANgF5v<-EFKq8Sg$#JxTp)VQKc16W)Dymc}m{)2_4PVO-+R
zDwnDCMaP|gc&7U|H9soWyrty^8)Xc&lRRYk{e$pMKIy8LeaT319zDuOdSnIX#r}#F
z-Hz6xkDGfpN8_zHhKRowl!B~%(_UyzZAvTWf3ivh<)K3Bv6v8w(cf>hzDT8ms~i)y
z0@>z)F0Lqp917?|2?i=Sgb`F>;RGgtTvau8Lv(b)GLi6}YTmFqFv$rj9ft3Rw(Z+C
z-vT?deI?X&KBB4X?dFcfys-Zw^!;r@wzquA|36r<D}Yw4t4gu&+>P2y=Hw5g6^;pf
zwm<#j;IL_l;b6`T1cLA8&2n$gb9J9Ose0;t^+Pt5Epo}guyi1~3Ji(s%e8{Rr{WLv
CgOqUq

delta 367
zcmbOev?HLNfsuiMft#U$ftkU;KUm+0Ux?iRD6$8L6OwZi3ofsnxQ2m&Q3l9wNlz>;
z0MY_L{sJJ)k)BhTrgtHJ2avylfk8PTBQ-HaUPvCOUX=qVZ<YZR;NWI41M(e!e3gvc
zl8Oa(oX$Xg3Xs1cCqLOSasRFz(-;`kM1TTOxrr4845my#%hW&?DdZ*Qrq1-@{0-z!
z09w*kkY8K^bSMyLNPy%Sn3*q3JWws10py4Q-Nnqn2K0}@OVO7KlLHtfm8)L1y}bU4
z>y_F6zyJR;F#dlm&LYk%wn}Win7^2U=vSb6#>o>I#W$~Hv}I&bQdU;l{EA6lZu3J$
zeioUVPjv(1`E9;3aI=6cWVm}ZcMgo6%%f(`s599`Z8D?9<OgcvlRv8kNZSdl5V#@8
cBB&&oCOAiM15hm}XmyyR7&tb^sqbS106$J$eE<Le

diff --git a/bookwyrm/static/css/fonts/icomoon.woff b/bookwyrm/static/css/fonts/icomoon.woff
index bc08184133a6ada4b7b8e59d5290d6019c817132..624b70f337b942f4ac432b52ad994aed30204293 100644
GIT binary patch
delta 665
zcmZn(d=Vs4?(gQtz{mguni&k-U|ME!p@#6}1`U>p+9LIa$+?LI3=E7JK&c)OUY@%=
zB0aGfB=!Z!=YV2?^qk5xpx7S<1{DhsHrZv7myw#7!oZ+r0#suL!tyWvlw<$}fnqs8
zz6uC)aI=_a<d#$b#U=pxTR?b;9j9|nelk#<pSlZBAO?gF)SULoO{@S~tiAxqR{&!>
zCYij%+*F|00ifk=AUxBH^LIghaS6~z9&mNcKo&Fe#mPL3)uBKW7$g`37?^>MXJk-#
zDf&|3rTNRMmu)X^z2bUh_W$qy|3DQ$8(uQJ6o<-Ohs!Yje=N=-&Mfv;Y_-?|u>dhe
z(QiPL7-3<y`8A_GBa5<<lJaIfW_h`K0iZz+EDX#JKt=4p0On^9W)NqPW{_u4W>9C)
zX3%FaW-w>4X0T^q5H=Q6M#hX#K8R)pVi3)0EUIh{#i~FWgw>%mLqo#>2Zsg+2O!DF
z0H*$hA5c&LBE|&@3V#-Wg@E#m4iJ2xq2V78GduikU~0gRfjW=?1H)!-ML`xBY2U2$
zcz&C&4BRZ>5WDAa2To6}P&H@NoxDMHG9$xe2eoWP34v9DB7!c01%iEomxMTkWEdEM
ViglT!fKdSgOrRj#d|z!TBLME8r#Aoq

delta 413
zcmaD6)DkFC?(gQtz{mgu8Z8XmVA^7Gpr-glZIOC|<lMvp1_s6qpl}NaUtT+LO?qN6
zNbC)e&jG~(={c2YK(Q|j49W>0tal-PM@DL53Il^`2vCg~2+Iq}ugL%k0>yfOd=(Jp
z;ASz)$StV=ifsV$!FYikr*lqzGEkkLS^`io3WWFX+A%FRu>xqZ+8!WZ0gO$VWbzVo
zQ-NZ4fR?v`@Juhx-v#-_B|zT*Er+UO2C|r$FHGiPtQH1&MT|j!fti5~=xc?SqAwLD
z&ta5Qu6o(_^7<>TS7!hJ{{PRw`2Vpui#W5`DzW)u{$dKEUxDfwL7}qwE2AwVi;}Xk
z(q=PedAZHHO8hJ`H=pVT#`D{JW#DE3n$Ey*_iFAO7(F>c&74tZ@&vWXlhxHT6zv37
n2;2~45mXXP6PzOm@-HJ0>o7@y!;*o4Y4Srx;mwEDmofqX)LCPK

diff --git a/bookwyrm/static/css/vendor/icons.css b/bookwyrm/static/css/vendor/icons.css
index 4bc7cca5..6477aee5 100644
--- a/bookwyrm/static/css/vendor/icons.css
+++ b/bookwyrm/static/css/vendor/icons.css
@@ -149,3 +149,6 @@
 .icon-download:before {
   content: "\ea36";
 }
+.icon-barcode:before {
+  content: "\e937";
+}
diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index f6811614..efd5cfff 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -687,6 +687,7 @@ let BookWyrm = new (class {
                 },
             }, (err) => {
                 if (err) {
+                    scannerNode.replaceChildren();
                     console.log(err);
                     toggleStatus('access-denied');
                     return;
diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index 9480197f..3f7b01ce 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -12,19 +12,26 @@
     
     <div id="barcode-status" class="block">
         <div class="grant-access is-hidden">
+            <span class="icon icon-lock"></span>
             <span class="is-size-5">{% trans "Requesting camera..." %}</span></br>
             <span>{% trans "Grant access to the camera to scan a book's barcode." %}</span>
         </div>
-        <span class="is-size-5 access-denied is-hidden">{% trans "Could not access camera." %}</span>
+        <div class="access-denied is-hidden">
+            <span class="icon icon-warning"></span>
+            <span class="is-size-5">Access denied</span><br/>
+            <span>{% trans "Could not access camera" %}</span>
+        </div>
         <div class="scanning is-hidden">
             <div class="select is-small">
                 <select id="barcode-camera-list">
                 </select>
             </div>
+            <span class="icon icon-barcode"></span>
             <span class="is-size-5">{% trans "Scanning..." context "barcode scanner" %}</span><br/>
             <span>{% trans "Align your book's barcode with the camera." %}</span>
         </div>
         <div class="found is-hidden">
+            <span class="icon icon-check"></span>
             <span class="is-size-5">{% trans "ISBN scanned" context "barcode scanner" %}</span><br/>
             {% trans "Searching for book:" context "followed by ISBN" %} <span class="isbn"></span>...
         </div>

From 9f67a74340737a902ffcb6317e03535196804402 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 00:04:25 -0800
Subject: [PATCH 14/24] Show grant access dialog every time we initialize

---
 bookwyrm/static/js/bookwyrm.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index efd5cfff..01c13091 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -655,6 +655,8 @@ let BookWyrm = new (class {
         }
 
         function initBarcodes(cameraId = null) {
+            toggleStatus('grant-access');
+
             if (!cameraId) {
                 cameraId = sessionStorage.getItem('preferredCam');
             } else {
@@ -777,7 +779,6 @@ let BookWyrm = new (class {
 
         event.target.addEventListener('close', cleanup, { once: true });
 
-        toggleStatus('grant-access');
         initBarcodes();
     }
 })();

From 43f62ef5d7add5d3a4fc8bc146ea5ed15693812e Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 00:18:38 -0800
Subject: [PATCH 15/24] d'oh, fix event leak

---
 bookwyrm/static/js/bookwyrm.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index 01c13091..39d5f664 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -644,9 +644,11 @@ let BookWyrm = new (class {
         const statusNode = document.getElementById("barcode-status");
         const cameraListNode = document.getElementById("barcode-camera-list");
 
-        let changeListener = cameraListNode.addEventListener('change', (event) => {
+        cameraListNode.addEventListener('change', onChangeCamera);
+
+        function onChangeCamera(event) {
              initBarcodes(event.target.value);
-        });
+        }
 
         function toggleStatus(status) {
             for (const child of statusNode.children) {
@@ -724,7 +726,7 @@ let BookWyrm = new (class {
 
         function cleanup(clearDrawing = true) {
             Quagga.stop();
-            cameraListNode.removeEventListener('change', changeListener);
+            cameraListNode.removeEventListener('change', onChangeCamera);
 
             if (clearDrawing) {
                 scannerNode.replaceChildren();

From f5c66b5b4a9e983426a1ebf2389697224c965df3 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 00:33:54 -0800
Subject: [PATCH 16/24] Adjust layout more

Ensure camera select box is never hidden.
---
 .../static/css/bookwyrm/components/_barcode.scss   |  2 +-
 bookwyrm/static/js/bookwyrm.js                     |  2 +-
 bookwyrm/templates/search/barcode_modal.html       | 14 +++++++++-----
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index 8c77d525..c000a1a8 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -22,6 +22,6 @@
     }
 }
 
-#barcode-status .select {
+#barcode-camera-list {
     float: right;
 }
diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index 39d5f664..a9cc5c6c 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -642,7 +642,7 @@ let BookWyrm = new (class {
     openBarcodeScanner(event) {
         const scannerNode = document.getElementById("barcode-scanner");
         const statusNode = document.getElementById("barcode-status");
-        const cameraListNode = document.getElementById("barcode-camera-list");
+        const cameraListNode = document.querySelector("#barcode-camera-list > select");
 
         cameraListNode.addEventListener('change', onChangeCamera);
 
diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index 3f7b01ce..cfbb4e1c 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -8,9 +8,17 @@
 {% endblock %}
 
 {% block modal-body %}
-    <div id="barcode-scanner" class="block"></div>
+    <div class="block">
+        <div id="barcode-scanner"></div>
+    </div>
+
+    <div id="barcode-camera-list" class="select is-small">
+        <select>
+        </select>
+    </div>
     
     <div id="barcode-status" class="block">
+        
         <div class="grant-access is-hidden">
             <span class="icon icon-lock"></span>
             <span class="is-size-5">{% trans "Requesting camera..." %}</span></br>
@@ -22,10 +30,6 @@
             <span>{% trans "Could not access camera" %}</span>
         </div>
         <div class="scanning is-hidden">
-            <div class="select is-small">
-                <select id="barcode-camera-list">
-                </select>
-            </div>
             <span class="icon icon-barcode"></span>
             <span class="is-size-5">{% trans "Scanning..." context "barcode scanner" %}</span><br/>
             <span>{% trans "Align your book's barcode with the camera." %}</span>

From 789626a9da77d94b73a5ff839787965a49753b04 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 00:39:45 -0800
Subject: [PATCH 17/24] Stray line

---
 bookwyrm/templates/search/barcode_modal.html | 1 -
 1 file changed, 1 deletion(-)

diff --git a/bookwyrm/templates/search/barcode_modal.html b/bookwyrm/templates/search/barcode_modal.html
index cfbb4e1c..07e95f59 100644
--- a/bookwyrm/templates/search/barcode_modal.html
+++ b/bookwyrm/templates/search/barcode_modal.html
@@ -18,7 +18,6 @@
     </div>
     
     <div id="barcode-status" class="block">
-        
         <div class="grant-access is-hidden">
             <span class="icon icon-lock"></span>
             <span class="is-size-5">{% trans "Requesting camera..." %}</span></br>

From fbe7e860e8a97ba356b38cbd7458d559e1460036 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 14:01:25 -0800
Subject: [PATCH 18/24] Prettier

---
 bookwyrm/static/js/bookwyrm.js | 159 ++++++++++++++++++---------------
 1 file changed, 89 insertions(+), 70 deletions(-)

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index a9cc5c6c..1ca6bfc2 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -431,11 +431,11 @@ let BookWyrm = new (class {
             });
 
             modalElement.addEventListener("keydown", handleFocusTrap);
-            modalElement.dispatchEvent(new Event('open'));
+            modalElement.dispatchEvent(new Event("open"));
         }
 
         function handleModalClose(modalElement) {
-            modalElement.dispatchEvent(new Event('close'));
+            modalElement.dispatchEvent(new Event("close"));
             modalElement.removeEventListener("keydown", handleFocusTrap);
             htmlElement.classList.remove("is-clipped");
             modalElement.classList.remove("is-active");
@@ -644,10 +644,10 @@ let BookWyrm = new (class {
         const statusNode = document.getElementById("barcode-status");
         const cameraListNode = document.querySelector("#barcode-camera-list > select");
 
-        cameraListNode.addEventListener('change', onChangeCamera);
+        cameraListNode.addEventListener("change", onChangeCamera);
 
         function onChangeCamera(event) {
-             initBarcodes(event.target.value);
+            initBarcodes(event.target.value);
         }
 
         function toggleStatus(status) {
@@ -657,76 +657,79 @@ let BookWyrm = new (class {
         }
 
         function initBarcodes(cameraId = null) {
-            toggleStatus('grant-access');
+            toggleStatus("grant-access");
 
             if (!cameraId) {
-                cameraId = sessionStorage.getItem('preferredCam');
+                cameraId = sessionStorage.getItem("preferredCam");
             } else {
-                sessionStorage.setItem('preferredCam', cameraId);
+                sessionStorage.setItem("preferredCam", cameraId);
             }
 
             scannerNode.replaceChildren();
             Quagga.stop();
-            Quagga.init({
-                inputStream : {
-                    name: "Live",
-                    type: "LiveStream",
-                    target: scannerNode,
-                    constraints: {
-                        facingMode: "environment",
-                        deviceId: cameraId,
+            Quagga.init(
+                {
+                    inputStream: {
+                        name: "Live",
+                        type: "LiveStream",
+                        target: scannerNode,
+                        constraints: {
+                            facingMode: "environment",
+                            deviceId: cameraId,
+                        },
+                    },
+                    decoder: {
+                        readers: [
+                            "ean_reader",
+                            {
+                                format: "ean_reader",
+                                config: {
+                                    supplements: ["ean_2_reader", "ean_5_reader"],
+                                },
+                            },
+                        ],
+                        multiple: false,
                     },
                 },
-                decoder : {
-                    readers: [
-                        "ean_reader",
-                        {
-                            format: "ean_reader",
-                            config: {
-                                supplements: [ "ean_2_reader", "ean_5_reader" ]
-                            }
-                        }
-                    ],
-                    multiple: false
-                },
-            }, (err) => {
-                if (err) {
-                    scannerNode.replaceChildren();
-                    console.log(err);
-                    toggleStatus('access-denied');
-                    return;
-                }
-
-                let activeId = null;
-                const track = Quagga.CameraAccess.getActiveTrack();
-                if (track) {
-                    activeId = track.getSettings().deviceId;
-                }
-
-                Quagga.CameraAccess.enumerateVideoDevices().then((devices) => {
-                    cameraListNode.replaceChildren();
-
-                    for (const device of devices) {
-                        const child = document.createElement('option');
-                        child.value = device.deviceId;
-                        child.innerText = device.label.slice(0, 30);
-
-                        if (activeId === child.value) {
-                            child.selected = true;
-                        }
-
-                        cameraListNode.appendChild(child);
+                (err) => {
+                    if (err) {
+                        scannerNode.replaceChildren();
+                        console.log(err);
+                        toggleStatus("access-denied");
+                        return;
                     }
-                });
 
-                toggleStatus('scanning');
-                Quagga.start();
-            });
+                    let activeId = null;
+                    const track = Quagga.CameraAccess.getActiveTrack();
+                    if (track) {
+                        activeId = track.getSettings().deviceId;
+                    }
+
+                    Quagga.CameraAccess.enumerateVideoDevices().then((devices) => {
+                        cameraListNode.replaceChildren();
+
+                        for (const device of devices) {
+                            const child = document.createElement("option");
+                            child.value = device.deviceId;
+                            child.innerText = device.label.slice(0, 30);
+
+                            if (activeId === child.value) {
+                                child.selected = true;
+                            }
+
+                            cameraListNode.appendChild(child);
+                        }
+                    });
+
+                    toggleStatus("scanning");
+                    Quagga.start();
+                }
+            );
         }
 
         function cleanup(clearDrawing = true) {
             Quagga.stop();
-            cameraListNode.removeEventListener('change', onChangeCamera);
+            cameraListNode.removeEventListener("change", onChangeCamera);
 
             if (clearDrawing) {
                 scannerNode.replaceChildren();
@@ -739,18 +742,34 @@ let BookWyrm = new (class {
 
             if (result) {
                 if (result.boxes) {
-                    drawingCtx.clearRect(0, 0, parseInt(drawingCanvas.getAttribute("width")), parseInt(drawingCanvas.getAttribute("height")));
-                    result.boxes.filter((box) => box !== result.box).forEach((box) => {
-                        Quagga.ImageDebug.drawPath(box, {x: 0, y: 1}, drawingCtx, {color: "green", lineWidth: 2});
-                    });
+                    drawingCtx.clearRect(
+                        0,
+                        0,
+                        parseInt(drawingCanvas.getAttribute("width")),
+                        parseInt(drawingCanvas.getAttribute("height"))
+                    );
+                    result.boxes
+                        .filter((box) => box !== result.box)
+                        .forEach((box) => {
+                            Quagga.ImageDebug.drawPath(box, { x: 0, y: 1 }, drawingCtx, {
+                                color: "green",
+                                lineWidth: 2,
+                            });
+                        });
                 }
 
                 if (result.box) {
-                    Quagga.ImageDebug.drawPath(result.box, {x: 0, y: 1}, drawingCtx, {color: "#00F", lineWidth: 2});
+                    Quagga.ImageDebug.drawPath(result.box, { x: 0, y: 1 }, drawingCtx, {
+                        color: "#00F",
+                        lineWidth: 2,
+                    });
                 }
 
                 if (result.codeResult && result.codeResult.code) {
-                    Quagga.ImageDebug.drawPath(result.line, {x: 'x', y: 'y'}, drawingCtx, {color: 'red', lineWidth: 3});
+                    Quagga.ImageDebug.drawPath(result.line, { x: "x", y: "y" }, drawingCtx, {
+                        color: "red",
+                        lineWidth: 3,
+                    });
                 }
             }
         });
@@ -769,17 +788,17 @@ let BookWyrm = new (class {
 
             const code = result.codeResult.code;
 
-            statusNode.querySelector('.isbn').innerText = code;
-            toggleStatus('found');
+            statusNode.querySelector(".isbn").innerText = code;
+            toggleStatus("found");
 
-            const search = new URL('/search', document.location);
-            search.searchParams.set('q', code);
+            const search = new URL("/search", document.location);
+            search.searchParams.set("q", code);
 
             cleanup(false);
             location.assign(search);
         });
 
-        event.target.addEventListener('close', cleanup, { once: true });
+        event.target.addEventListener("close", cleanup, { once: true });
 
         initBarcodes();
     }

From 1d4539c4c0b087834ec482b2456a43836b8a1537 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 14:03:45 -0800
Subject: [PATCH 19/24] Don't pretty the min.js file

---
 .prettierignore | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 .prettierignore

diff --git a/.prettierignore b/.prettierignore
new file mode 100644
index 00000000..dbbfd978
--- /dev/null
+++ b/.prettierignore
@@ -0,0 +1 @@
+*.min.js

From c0380cca5ae1fd6a058fc4d11cf9f4a958383974 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 14:04:30 -0800
Subject: [PATCH 20/24] stylelint

---
 bookwyrm/static/css/bookwyrm/components/_barcode.scss | 1 -
 1 file changed, 1 deletion(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index c000a1a8..c34f0d35 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -1,4 +1,3 @@
-
 /* Barcode scanner CSS */
 #barcode-scanner {
     position: relative;

From 3a9ff2c2ea6ccc8c9ebc3535e2dfc3639ff00cf2 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Sun, 27 Feb 2022 14:08:11 -0800
Subject: [PATCH 21/24] Refer to canvas by type

- Fixes stylelint without adding an exclusion
---
 bookwyrm/static/css/bookwyrm/components/_barcode.scss | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bookwyrm/static/css/bookwyrm/components/_barcode.scss b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
index c34f0d35..c9c67e8e 100644
--- a/bookwyrm/static/css/bookwyrm/components/_barcode.scss
+++ b/bookwyrm/static/css/bookwyrm/components/_barcode.scss
@@ -10,7 +10,7 @@
         max-width: 100%;
     }
 
-    .drawingBuffer {
+    canvas {
         position: absolute;
         top: 0;
         left: 0;

From 62b4133e5864e14a3306a4a08676a7d8f3fbc975 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Mon, 28 Feb 2022 21:22:49 -0800
Subject: [PATCH 22/24] Move quagga to vendor.

---
 bookwyrm/static/js/{ => vendor}/quagga.min.js | 0
 bookwyrm/templates/layout.html                | 2 +-
 2 files changed, 1 insertion(+), 1 deletion(-)
 rename bookwyrm/static/js/{ => vendor}/quagga.min.js (100%)

diff --git a/bookwyrm/static/js/quagga.min.js b/bookwyrm/static/js/vendor/quagga.min.js
similarity index 100%
rename from bookwyrm/static/js/quagga.min.js
rename to bookwyrm/static/js/vendor/quagga.min.js
diff --git a/bookwyrm/templates/layout.html b/bookwyrm/templates/layout.html
index f352e882..e3a8d2d8 100644
--- a/bookwyrm/templates/layout.html
+++ b/bookwyrm/templates/layout.html
@@ -274,7 +274,7 @@
 <script src="{% static "js/bookwyrm.js" %}?v={{ js_cache }}"></script>
 <script src="{% static "js/localstorage.js" %}?v={{ js_cache }}"></script>
 <script src="{% static "js/status_cache.js" %}?v={{ js_cache }}"></script>
-<script src="{% static "js/quagga.min.js" %}?v={{ js_cache }}"></script>
+<script src="{% static "js/vendor/quagga.min.js" %}?v={{ js_cache }}"></script>
 
 {% block scripts %}{% endblock %}
 

From 40bb9112fd8f4ed8f28901b19253ac6ce3d33677 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Mon, 28 Feb 2022 21:23:44 -0800
Subject: [PATCH 23/24] .prettierignore to vendor

---
 .prettierignore | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.prettierignore b/.prettierignore
index dbbfd978..9fa808ee 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1 +1 @@
-*.min.js
+**/vendor/*

From c0fed31fb02edc318b778eaa1d4726fcbb8c5c55 Mon Sep 17 00:00:00 2001
From: Vivianne Langdon <puttabutta@gmail.com>
Date: Mon, 28 Feb 2022 21:28:33 -0800
Subject: [PATCH 24/24] eslint

---
 bookwyrm/static/js/bookwyrm.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/bookwyrm/static/js/bookwyrm.js b/bookwyrm/static/js/bookwyrm.js
index 1ca6bfc2..100daa03 100644
--- a/bookwyrm/static/js/bookwyrm.js
+++ b/bookwyrm/static/js/bookwyrm.js
@@ -1,5 +1,5 @@
 /* exported BookWyrm */
-/* globals TabGroup */
+/* globals TabGroup, Quagga */
 
 let BookWyrm = new (class {
     constructor() {
@@ -696,11 +696,13 @@ let BookWyrm = new (class {
                         scannerNode.replaceChildren();
                         console.log(err);
                         toggleStatus("access-denied");
+
                         return;
                     }
 
                     let activeId = null;
                     const track = Quagga.CameraAccess.getActiveTrack();
+
                     if (track) {
                         activeId = track.getSettings().deviceId;
                     }
@@ -710,6 +712,7 @@ let BookWyrm = new (class {
 
                         for (const device of devices) {
                             const child = document.createElement("option");
+
                             child.value = device.deviceId;
                             child.innerText = device.label.slice(0, 30);
 
@@ -776,11 +779,13 @@ let BookWyrm = new (class {
 
         let lastDetection = null;
         let numDetected = 0;
+
         Quagga.onDetected((result) => {
             // Detect the same code 3 times as an extra check to avoid bogus scans.
             if (lastDetection === null || lastDetection !== result.codeResult.code) {
                 numDetected = 1;
                 lastDetection = result.codeResult.code;
+
                 return;
             } else if (numDetected++ < 3) {
                 return;
@@ -792,6 +797,7 @@ let BookWyrm = new (class {
             toggleStatus("found");
 
             const search = new URL("/search", document.location);
+
             search.searchParams.set("q", code);
 
             cleanup(false);