Allow to delete comments

JIRA INFRA-618

app/inventory/views.py

@@ -135,6 +135,20 @@ def edit_comment(comment_id):
     )
 
 
+@bp.route("/items/comment/delete", methods=["POST"])
+@login_groups_accepted("admin", "create")
+def delete_comment():
+    comment = models.ItemComment.query.get_or_404(request.form["comment_id"])
+    ics_id = comment.item.ics_id
+    # Explicitely remove the comment from the item to make sure
+    # it will be re-indexed
+    comment.item.comments.remove(comment)
+    db.session.delete(comment)
+    db.session.commit()
+    flash(f"Comment {comment.id} has been deleted", "success")
+    return redirect(url_for("inventory.view_item", ics_id=ics_id))
+
+
 @bp.route("/items/edit/<ics_id>", methods=("GET", "POST"))
 @login_groups_accepted("admin", "create")
 def edit_item(ics_id):

app/templates/_helpers.html

@@ -227,6 +227,13 @@
       {% if comment.updated_at != comment.created_at %}
         <small class="">Edited {{ format_datetime(comment.updated_at) }}</small>
       {% endif %}
+      <div class="float-sm-right">
+        <form method="POST" action="/inventory/items/comment/delete">
+          <input id="comment_id" name="comment_id" type="hidden" value="{{ comment.id }}">
+          {{ delete_button_with_confirmation("Delete comment", "deleteConfirmation-%s" | format(comment.id),
+             "Are you sure you want to delete this comment?") }}
+        </form>
+      </div>
       <a class="btn btn-light float-sm-right" href="{{ url_for('inventory.edit_comment', comment_id=comment.id) }}#body">
         <span class="oi oi-pencil" title="Edit comment" aria-hidden="true"></span>
       </a>