Moves shelf delete button

bookwyrm/models/shelf.py

@@ -53,6 +53,10 @@ class Shelf(OrderedCollectionMixin, BookWyrmModel):
         """list of books for this shelf, overrides OrderedCollectionMixin"""
         return self.books.order_by("shelfbook")
 
+    @property
+    def deletable(self):
+        return self.editable and not self.shelfbook_set.exists()
+
     def get_remote_id(self):
         """shelf identifier instead of id"""
         base_path = self.user.remote_id
@@ -62,9 +66,7 @@ class Shelf(OrderedCollectionMixin, BookWyrmModel):
     def raise_not_deletable(self, viewer):
         """don't let anyone delete a default shelf"""
         super().raise_not_deletable(viewer)
-        if not self.editable:
-            raise PermissionDenied()
-        if self.shelfbook_set.exists():
+        if not self.deletable:
             raise PermissionDenied()
 
     class Meta:

bookwyrm/templates/shelf/shelf.html

@@ -91,8 +91,20 @@
     </div>
     {% if is_self and shelf.id %}
     <div class="column is-narrow">
-        {% trans "Edit shelf" as button_text %}
-        {% include 'snippets/toggle/open_button.html' with text=button_text icon_with_text="pencil" controls_text="edit_shelf_form" focus="edit_shelf_form_header" %}
+        <div class="is-flex">
+            {% trans "Edit shelf" as button_text %}
+            {% include 'snippets/toggle/open_button.html' with text=button_text icon_with_text="pencil" controls_text="edit_shelf_form" focus="edit_shelf_form_header" %}
+
+            {% if shelf.deletable %}
+            <form class="ml-1" name="delete-shelf" action="/delete-shelf/{{ shelf.id }}" method="post">
+                {% csrf_token %}
+                <input type="hidden" name="user" value="{{ request.user.id }}">
+                <button class="button is-danger is-light" type="submit">
+                    {% trans "Delete shelf" %}
+                </button>
+            </form>
+            {% endif %}
+        </div>
     </div>
     {% endif %}
 </div>
@@ -168,16 +180,6 @@
         </table>
         {% else %}
         <p><em>{% trans "This shelf is empty." %}</em></p>
-        {% if shelf.id and shelf.editable %}
-        <form name="delete-shelf" action="/delete-shelf/{{ shelf.id }}" method="post">
-            {% csrf_token %}
-            <input type="hidden" name="user" value="{{ request.user.id }}">
-            <button class="button is-danger is-light" type="submit">
-                {% trans "Delete shelf" %}
-            </button>
-        </form>
-        {% endif %}
-
         {% endif %}
 
     </div>

bookwyrm/tests/views/test_shelf.py

@@ -270,7 +270,8 @@ class ShelfViews(TestCase):
 
     def test_delete_shelf_not_editable(self, *_):
         """delete a brand new custom shelf"""
-        shelf = self.local_user.shelfset.first()
+        shelf = self.local_user.shelf_set.first()
+        self.assertFalse(shelf.editable)
         request = self.factory.post("")
         request.user = self.local_user
 

bookwyrm/views/shelf.py

@@ -85,7 +85,7 @@ class Shelf(View):
             "shelves": shelves,
             "shelf": shelf,
             "books": page,
-            "edit_form": forms.ShelfForm(instance=shelf),
+            "edit_form": forms.ShelfForm(instance=shelf if shelf_identifier else None),
             "create_form": forms.ShelfForm(),
             "page_range": paginated.get_elided_page_range(
                 page.number, on_each_side=2, on_ends=1