From e39bf026cb8cc4f4f485609c7fd7b19f72711afa Mon Sep 17 00:00:00 2001
From: Mouse Reeve <mousereeve@riseup.net>
Date: Fri, 30 Oct 2020 10:40:05 -0700
Subject: [PATCH] Handle edit and delete readthroughs

---
 bookwyrm/templates/book.html | 12 ++++-----
 bookwyrm/urls.py             |  3 +++
 bookwyrm/view_actions.py     | 47 ++++++++++++++++++++++++++++++++++++
 3 files changed, 55 insertions(+), 7 deletions(-)

diff --git a/bookwyrm/templates/book.html b/bookwyrm/templates/book.html
index 8b169600..f05fd7ed 100644
--- a/bookwyrm/templates/book.html
+++ b/bookwyrm/templates/book.html
@@ -73,7 +73,7 @@
                         </label>
                         <form name="delete-readthrough-{{ readthrough.id }}" action="/delete-readthrough" method="POST">
                             {% csrf_token %}
-                            <input type="hidden" name="readthrough" value="{{ readthrough.id }}">
+                            <input type="hidden" name="id" value="{{ readthrough.id }}">
                             <button class="button is-small" type="submit">
                                 <span class="icon icon-x">
                                     <span class="is-sr-only">Delete this readthrough</span>
@@ -90,18 +90,16 @@
                     <form name="edit-readthrough" action="/edit-readthrough" method="post">
                         {% csrf_token %}
                         <input type="hidden" name="id" value="{{ readthrough.id }}">
-                        <input type="hidden" name="user" value="{{ request.user.id }}">
-                        <input type="hidden" name="book" value="{{ readthrough.book.id }}">
                         <div class="field">
-                            <label class="label" for="start_date-{{ readthrough.id }}">
+                            <label class="label" for="start_date">
                                 Started reading
-                                <input type="date" name="start_date-{{ readthrough.id }}" class="input" id="id_start_date-{{ readthrough.id }}" value="{{ readthrough.start_date | date:"Y-m-d" }}">
+                                <input type="date" name="start_date" class="input" id="id_start_date-{{ readthrough.id }}" value="{{ readthrough.start_date | date:"Y-m-d" }}">
                             </label>
                         </div>
                         <div class="field">
-                            <label class="label" for="finish_date-{{ readthrough.id }}">
+                            <label class="label" for="finish_date">
                                 Finished reading
-                                <input type="date" name="finish_date-{{ readthrough.id }}" class="input" id="id_finish_date-{{ readthrough.id }}" value="{{ readthrough.finish_date | date:"Y-m-d" }}">
+                                <input type="date" name="finish_date" class="input" id="id_finish_date-{{ readthrough.id }}" value="{{ readthrough.finish_date | date:"Y-m-d" }}">
                             </label>
                         </div>
                         <div class="field is-grouped">
diff --git a/bookwyrm/urls.py b/bookwyrm/urls.py
index 6b9a29ae..19fdf2e4 100644
--- a/bookwyrm/urls.py
+++ b/bookwyrm/urls.py
@@ -102,6 +102,9 @@ urlpatterns = [
     re_path(r'^edit_book/(?P<book_id>\d+)/?', actions.edit_book),
     re_path(r'^upload_cover/(?P<book_id>\d+)/?', actions.upload_cover),
 
+    re_path(r'^edit-readthrough/?', actions.edit_readthrough),
+    re_path(r'^delete-readthrough/?', actions.delete_readthrough),
+
     re_path(r'^rate/?$', actions.rate),
     re_path(r'^review/?$', actions.review),
     re_path(r'^quotate/?$', actions.quotate),
diff --git a/bookwyrm/view_actions.py b/bookwyrm/view_actions.py
index c3c93784..36618574 100644
--- a/bookwyrm/view_actions.py
+++ b/bookwyrm/view_actions.py
@@ -2,6 +2,8 @@
 from io import BytesIO, TextIOWrapper
 from PIL import Image
 
+import dateutil.parser
+from dateutil.parser import ParserError
 from django.contrib.auth import authenticate, login, logout
 from django.contrib.auth.decorators import login_required, permission_required
 from django.core.files.base import ContentFile
@@ -261,6 +263,51 @@ def upload_cover(request, book_id):
     return redirect('/book/%s' % book.id)
 
 
+@login_required
+def edit_readthrough(request):
+    ''' can't use the form because the dates are too finnicky '''
+    try:
+        readthrough = models.ReadThrough.objects.get(id=request.POST.get('id'))
+    except models.ReadThrough.DoesNotExist:
+        return HttpResponseNotFound()
+
+    # don't let people edit other people's data
+    if request.user != readthrough.user:
+        return HttpResponseBadRequest()
+
+    # convert dates into a legible format
+    start_date = request.POST.get('start_date')
+    try:
+        start_date = dateutil.parser.parse(start_date)
+    except ParserError:
+        start_date = None
+    readthrough.start_date = start_date
+    finish_date = request.POST.get('finish_date')
+    try:
+        finish_date = dateutil.parser.parse(finish_date)
+    except ParserError:
+        finish_date = None
+    readthrough.finish_date = finish_date
+    readthrough.save()
+    return redirect(request.headers.get('Referer', '/'))
+
+
+@login_required
+def delete_readthrough(request):
+    ''' remove a readthrough '''
+    try:
+        readthrough = models.ReadThrough.objects.get(id=request.POST.get('id'))
+    except models.ReadThrough.DoesNotExist:
+        return HttpResponseNotFound()
+
+    # don't let people edit other people's data
+    if request.user != readthrough.user:
+        return HttpResponseBadRequest()
+
+    readthrough.delete()
+    return redirect(request.headers.get('Referer', '/'))
+
+
 @login_required
 def shelve(request):
     ''' put a  on a user's shelf '''