Add ability to import Actual files; enable export on desktop

packages/desktop-client/src/components/Settings.js

@@ -334,7 +334,7 @@ function FileSettings({
 
   async function onExport() {
     let data = await send('export-budget');
-    window.Actual.saveFile(data, 'budget.zip', 'Export budget');
+    window.Actual.saveFile(data, `${prefs.id}.zip`, 'Export budget');
   }
 
   let dateFormat = prefs.dateFormat || 'MM/dd/yyyy';
@@ -431,12 +431,10 @@ function FileSettings({
         </View>
       </View>
 
-      {Platform.isBrowser && (
       <View style={{ marginTop: 30, alignItems: 'flex-start' }}>
         <Title name="Export" />
         <Button onClick={onExport}>Export data</Button>
       </View>
-      )}
 
       <Advanced
         prefs={prefs}

packages/desktop-client/src/components/manager/Modals.js

@@ -10,6 +10,7 @@ import LoadBackup from 'loot-design/src/components/modals/LoadBackup';
 import Import from 'loot-design/src/components/manager/Import';
 import ImportYNAB4 from 'loot-design/src/components/manager/ImportYNAB4';
 import ImportYNAB5 from 'loot-design/src/components/manager/ImportYNAB5';
+import ImportActual from 'loot-design/src/components/manager/ImportActual';
 import DeleteFile from 'loot-design/src/components/manager/DeleteFile';
 import CreateEncryptionKey from '../modals/CreateEncryptionKey';
 import FixEncryptionKey from '../modals/FixEncryptionKey';
@@ -72,6 +73,10 @@ function Modals({
         return (
           <ImportYNAB5 key={name} modalProps={modalProps} actions={actions} />
         );
+      case 'import-actual':
+        return (
+          <ImportActual key={name} modalProps={modalProps} actions={actions} />
+        );
       case 'load-backup': {
         return (
           <Component

packages/loot-core/src/platform/client/fetch/index.web.js

@@ -8,7 +8,7 @@ let socketClient = null;
 function connectSocket(name, onOpen) {
   global.Actual.ipcConnect(name, function(client) {
     client.on('message', data => {
-      const msg = JSON.parse(data);
+      const msg = data;
 
       if (msg.type === 'error') {
         // An error happened while handling a message so cleanup the
@@ -19,7 +19,15 @@ function connectSocket(name, onOpen) {
         const { id } = msg;
         replyHandlers.delete(id);
       } else if (msg.type === 'reply') {
-        const { id, result, mutated, undoTag } = msg;
+        let { id, result, mutated, undoTag } = msg;
+
+        // Check if the result is a serialized buffer, and if so
+        // convert it to a Uint8Array. This is only needed when working
+        // with node; the web version connection layer automatically
+        // supports buffers
+        if (result && result.type === 'Buffer' && Array.isArray(result.data)) {
+          result = new Uint8Array(result.data);
+        }
 
         const handler = replyHandlers.get(id);
         if (handler) {
@@ -53,9 +61,7 @@ function connectSocket(name, onOpen) {
 
       // Send any messages that were queued while closed
       if (messageQueue.length > 0) {
-        messageQueue.forEach(msg =>
-          client.emit('message', JSON.stringify(msg))
-        );
+        messageQueue.forEach(msg => client.emit('message', msg));
         messageQueue = [];
       }
 
@@ -78,16 +84,13 @@ module.exports.send = function send(name, args, { catchErrors = false } = {}) {
       replyHandlers.set(id, { resolve, reject });
 
       if (socketClient) {
-        socketClient.emit(
-          'message',
-          JSON.stringify({
+        socketClient.emit('message', {
           id,
           name,
           args,
           undoTag: undo.snapshot(),
           catchErrors: !!catchErrors
-          })
-        );
+        });
       } else {
         messageQueue.push({
           id,

packages/loot-core/src/platform/server/connection/index.electron.js

@@ -16,7 +16,7 @@ function init(socketName, handlers) {
 
   ipc.serve(() => {
     ipc.server.on('message', (data, socket) => {
-      let msg = JSON.parse(data);
+      let msg = data;
       let { id, name, args, undoTag, catchErrors } = msg;
 
       if (handlers[name]) {
@@ -26,10 +26,7 @@ function init(socketName, handlers) {
               result = { data: result, error: null };
             }
 
-            ipc.server.emit(
-              socket,
-              'message',
-              JSON.stringify({
+            ipc.server.emit(socket, 'message', {
               type: 'reply',
               id,
               result,
@@ -38,8 +35,7 @@ function init(socketName, handlers) {
                 name !== 'undo' &&
                 name !== 'redo',
               undoTag
-              })
-            );
+            });
           },
           nativeError => {
             let error = coerceError(nativeError);
@@ -47,27 +43,15 @@ function init(socketName, handlers) {
             if (name.startsWith('api/')) {
               // The API is newer and does automatically forward
               // errors
-              ipc.server.emit(
-                socket,
-                'message',
-                JSON.stringify({ type: 'reply', id, error })
-              );
+              ipc.server.emit(socket, 'message', { type: 'reply', id, error });
             } else if (catchErrors) {
-              ipc.server.emit(
-                socket,
-                'message',
-                JSON.stringify({
+              ipc.server.emit(socket, 'message', {
                 type: 'reply',
                 id,
                 result: { error, data: null }
-                })
-              );
+              });
             } else {
-              ipc.server.emit(
-                socket,
-                'message',
-                JSON.stringify({ type: 'error', id })
-              );
+              ipc.server.emit(socket, 'message', { type: 'error', id });
             }
 
             if (error.type === 'InternalError' && name !== 'api/load-budget') {
@@ -83,16 +67,12 @@ function init(socketName, handlers) {
       } else {
         console.warn('Unknown method: ' + name);
         captureException(new Error('Unknown server method: ' + name));
-        ipc.server.emit(
-          socket,
-          'message',
-          JSON.stringify({
+        ipc.server.emit(socket, 'message', {
           type: 'reply',
           id,
           result: null,
           error: { type: 'APIError', message: 'Unknown method: ' + name }
-          })
-        );
+        });
       }
     });
   });
@@ -106,10 +86,7 @@ function getNumClients() {
 
 function send(name, args) {
   if (ipc.server) {
-    ipc.server.broadcast(
-      'message',
-      JSON.stringify({ type: 'push', name, args })
-    );
+    ipc.server.broadcast('message', { type: 'push', name, args });
   }
 }
 

packages/loot-core/src/platform/server/fs/index.web.js

@@ -17,11 +17,15 @@ function pathToId(filepath) {
 
 function _exists(filepath) {
   try {
-    FS.stat(filepath);
-  } catch (e) {
-    return false;
-  }
+    FS.readlink(filepath);
     return true;
+  } catch (e) {}
+
+  try {
+    FS.stat(filepath);
+    return true;
+  } catch (e) {}
+  return false;
 }
 
 function _mkdirRecursively(dir) {

packages/loot-core/src/server/cloud-storage.js

@@ -154,7 +154,60 @@ export async function exportBuffer() {
     zipped.addFile('metadata.json', metaContent);
   });
 
-  return zipped.toBuffer();
+  return Buffer.from(zipped.toBuffer());
+}
+
+export async function importBuffer(fileData, buffer) {
+  let zipped = new AdmZip(buffer);
+  let entries = zipped.getEntries();
+  let dbEntry = entries.find(e => e.entryName.includes('db.sqlite'));
+  let metaEntry = entries.find(e => e.entryName.includes('metadata.json'));
+
+  if (!dbEntry || !metaEntry) {
+    throw FileDownloadError('invalid-zip-file');
+  }
+
+  let dbContent = zipped.readFile(dbEntry);
+  let metaContent = zipped.readFile(metaEntry);
+
+  let meta;
+  try {
+    meta = JSON.parse(metaContent.toString('utf8'));
+  } catch (err) {
+    throw FileDownloadError('invalid-meta-file');
+  }
+
+  // Update the metadata. The stored file on the server might be
+  // out-of-date with a few keys
+  meta = {
+    ...meta,
+    cloudFileId: fileData.fileId,
+    groupId: fileData.groupId,
+    lastUploaded: monthUtils.currentDay(),
+    encryptKeyId: fileData.encryptMeta ? fileData.encryptMeta.keyId : null
+  };
+
+  let budgetDir = fs.getBudgetDir(meta.id);
+
+  if (await fs.exists(budgetDir)) {
+    // Don't remove the directory so that backups are retained
+    let dbFile = fs.join(budgetDir, 'db.sqlite');
+    let metaFile = fs.join(budgetDir, 'metadata.json');
+
+    if (await fs.exists(dbFile)) {
+      await fs.removeFile(dbFile);
+    }
+    if (await fs.exists(metaFile)) {
+      await fs.removeFile(metaFile);
+    }
+  } else {
+    await fs.mkdir(budgetDir);
+  }
+
+  await fs.writeFile(fs.join(budgetDir, 'db.sqlite'), dbContent);
+  await fs.writeFile(fs.join(budgetDir, 'metadata.json'), JSON.stringify(meta));
+
+  return { id: meta.id };
 }
 
 export async function upload() {
@@ -355,58 +408,5 @@ export async function download(fileId, replace) {
     }
   }
 
-  let zipped = new AdmZip(buffer);
-  let entries = zipped.getEntries();
-  let dbEntry = entries.find(e => e.entryName.includes('db.sqlite'));
-  let metaEntry = entries.find(e => e.entryName.includes('metadata.json'));
-
-  if (!dbEntry || !metaEntry) {
-    throw FileDownloadError('invalid-zip-file');
-  }
-
-  let dbContent = zipped.readFile(dbEntry);
-  let metaContent = zipped.readFile(metaEntry);
-
-  let meta;
-  try {
-    meta = JSON.parse(metaContent.toString('utf8'));
-  } catch (err) {
-    throw FileDownloadError('invalid-meta-file');
-  }
-
-  // Update the metadata. The stored file on the server might be
-  // out-of-date with a few keys
-  meta = {
-    ...meta,
-    cloudFileId: fileData.fileId,
-    groupId: fileData.groupId,
-    lastUploaded: monthUtils.currentDay(),
-    encryptKeyId: fileData.encryptMeta ? fileData.encryptMeta.keyId : null
-  };
-
-  let budgetDir = fs.getBudgetDir(meta.id);
-
-  if (await fs.exists(budgetDir)) {
-    if (replace) {
-      // Don't remove the directory so that backups are retained
-      let dbFile = fs.join(budgetDir, 'db.sqlite');
-      let metaFile = fs.join(budgetDir, 'metadata.json');
-
-      if (await fs.exists(dbFile)) {
-        await fs.removeFile(dbFile);
-      }
-      if (await fs.exists(metaFile)) {
-        await fs.removeFile(metaFile);
-      }
-    } else {
-      throw FileDownloadError('file-exists', { id: meta.id });
-    }
-  } else {
-    await fs.mkdir(budgetDir);
-  }
-
-  await fs.writeFile(fs.join(budgetDir, 'db.sqlite'), dbContent);
-  await fs.writeFile(fs.join(budgetDir, 'metadata.json'), JSON.stringify(meta));
-
-  return { id: meta.id };
+  return importBuffer(fileData, buffer, replace);
 }

packages/loot-core/src/server/main.js

@@ -1834,6 +1834,41 @@ handlers['import-budget'] = async function({ filepath, type }) {
         } catch (e) {
           return { error: 'not-ynab5' };
         }
+        break;
+      case 'actual':
+        // We should pull out import/export into its own app so this
+        // can be abstracted out better. Importing Actual files is a
+        // special case because we can directly write down the files,
+        // but because it doesn't go through the API layer we need to
+        // duplicate some of the workflow
+        await handlers['close-budget']();
+
+        let { id } = await cloudStorage.importBuffer(
+          { cloudFileId: null, groupId: null },
+          buffer
+        );
+
+        // We never want to load cached data from imported files, so
+        // delete the cache
+        let sqliteDb = await sqlite.openDatabase(
+          fs.join(fs.getBudgetDir(id), 'db.sqlite')
+        );
+        sqlite.execQuery(
+          sqliteDb,
+          `
+          DELETE FROM kvcache;
+          DELETE FROM kvcache_key;
+        `
+        );
+        sqlite.closeDatabase(sqliteDb);
+
+        // Load the budget, force everything to be computed, and try
+        // to upload it as a cloud file
+        await handlers['load-budget']({ id });
+        await handlers['get-budget-bounds']();
+        await sheet.waitOnSpreadsheet();
+        await cloudStorage.upload().catch(err => {});
+
         break;
       default:
     }

packages/loot-design/src/components/manager/Import.js

@@ -37,6 +37,9 @@ function Import({ modalProps, actions, availableImports }) {
       case 'ynab5':
         actions.pushModal('import-ynab5');
         break;
+      case 'actual':
+        actions.pushModal('import-actual');
+        break;
       default:
     }
   }
@@ -83,14 +86,12 @@ function Import({ modalProps, actions, availableImports }) {
                   <div>The newer web app</div>
                 </View>
               </Button>
-              {false && (
-                <Button style={itemStyle}>
+              <Button style={itemStyle} onClick={() => onSelectType('actual')}>
                 <span style={{ fontWeight: 700 }}>Actual</span>
                 <View style={{ color: colors.n5 }}>
-                    <div>Import a backup or external file</div>
+                  <div>Import a file exported from Actual</div>
                 </View>
               </Button>
-              )}
             </View>
           </View>
 

packages/loot-design/src/components/manager/ImportActual.js

@@ -0,0 +1,104 @@
+import React, { useState } from 'react';
+import { useDispatch } from 'react-redux';
+import { importBudget } from 'loot-core/src/client/actions/budgets';
+import {
+  View,
+  Block,
+  Modal,
+  ButtonWithLoading,
+  Button,
+  Link,
+  P,
+  ExternalLink
+} from '../common';
+import { styles, colors } from '../../style';
+
+function getErrorMessage(error) {
+  switch (error) {
+    case 'parse-error':
+      return 'Unable to parse file. Please select a JSON file exported from nYNAB.';
+    case 'not-ynab5':
+      return 'This file is not valid. Please select a JSON file exported from nYNAB.';
+    default:
+      return 'An unknown error occurred while importing. Sorry! We have been notified of this issue.';
+  }
+}
+
+function Import({ modalProps, availableImports }) {
+  const dispatch = useDispatch();
+  const [error, setError] = useState(false);
+  const [importing, setImporting] = useState(false);
+
+  async function onImport() {
+    const res = await window.Actual.openFileDialog({
+      properties: ['openFile'],
+      filters: [{ name: 'actual', extensions: ['zip'] }]
+    });
+    if (res) {
+      setImporting(true);
+      setError(false);
+      try {
+        await dispatch(importBudget(res[0], 'actual'));
+      } catch (err) {
+        setError(err.message);
+      } finally {
+        setImporting(false);
+      }
+    }
+  }
+
+  return (
+    <Modal
+      {...modalProps}
+      showHeader={false}
+      showOverlay={false}
+      noAnimation={true}
+      style={{ width: 400 }}
+    >
+      {() => (
+        <View style={[styles.smallText, { lineHeight: 1.5, marginTop: 20 }]}>
+          {error && (
+            <Block style={{ color: colors.r4, marginBottom: 15 }}>
+              {getErrorMessage(error)}
+            </Block>
+          )}
+
+          <View style={{ '& > div': { lineHeight: '1.7em' } }}>
+            <P>
+              You can import data from another Actual account or instance. First
+              export your data from a different account, and it will give you a
+              compressed file. This file is simple zip file that contains the
+              "db.sqlite" and "metadata.json" files.
+            </P>
+
+            <P>Select one of these compressed files and import it here.</P>
+
+            <View style={{ alignSelf: 'center' }}>
+              <ButtonWithLoading loading={importing} primary onClick={onImport}>
+                Select file...
+              </ButtonWithLoading>
+            </View>
+          </View>
+
+          <View
+            style={{
+              flexDirection: 'row',
+              marginTop: 20,
+              alignItems: 'center'
+            }}
+          >
+            <View style={{ flex: 1 }} />
+            <Button
+              style={{ marginRight: 10 }}
+              onClick={() => modalProps.onBack()}
+            >
+              Back
+            </Button>
+          </View>
+        </View>
+      )}
+    </Modal>
+  );
+}
+
+export default Import;