bugfix: dashboard no longer breaks w/ empty queue

tlapbot/owncast_redeem_dashboard.py

@@ -8,7 +8,8 @@ bp = Blueprint('redeem_dashboard', __name__)
 def dashboard():
     queue = pretty_redeem_queue(get_db())
     number_of_drinks = 0
-    for row in queue:
-        if row[1] == "drink":
-            number_of_drinks += 1
+    if queue is not None:
+        for row in queue:
+            if row[1] == "drink":
+                number_of_drinks += 1
     return render_template('dashboard.html', queue=queue, number_of_drinks=number_of_drinks)

tlapbot/templates/dashboard.html

@@ -11,7 +11,7 @@
             <td> {{ number_of_drinks }} </td>
         </tbody>
     </table>
-
+    {% if queue %}
     <table>
         <thead>
             <tr>
@@ -28,5 +28,6 @@
         </tbody>
         {% endfor %}
     </table>
+    {% endif %}
 </body>
 </html>