- "Keine Vertretungen vorhanden" notice

- Hints as cards
- Skip weekend in subs, too

schoolapps/timetable/templates/timetable/hintsinplan.html

 {% load martortags %}
 {% if hints %}
     {% for hint in hints %}
-        <div class="alert primary">
-            <div>
-                <em class="right">Hinweis für {{ hint.from_date|date:"D" }}
+        <div class="card">
+            <div class="card-content light-blue lighten-4">
+                <em class="right">Hinweis für {{ hint.from_date|date:"D, d.m." }},
                     {% if hint.from_date != hint.to_date %}
-                        bis {{ hint.to_date|date:"D" }}
+                        bis {{ hint.to_date|date:"D, d.m." }}
                     {% endif %} </em>
 
                 <i class="material-icons left">announcement</i>

schoolapps/timetable/templates/timetable/substitution.html

@@ -36,6 +36,13 @@
         </tr>
         </thead>
         <tbody>
+        {% if not sub_table %}
+            <td colspan="7">
+                <p class="flow-text center">
+                    Keine Vertretungen vorhanden
+                </p>
+            </td>
+        {% endif %}
         {% for sub in sub_table %}
             <tr class="{{ sub.color }}-text">
                 <td>

schoolapps/timetable/views.py

@@ -141,7 +141,7 @@ def plan(request, plan_type, plan_id, regular="", year=timezone.datetime.now().y
 
 @login_required
 @permission_required("timetable.show_plan")
-def my_plan(request, year=None, day=None, month=None):
+def my_plan(request, year=None, month=None, day=None):
     date = timezone.datetime.now()
     if year is not None and day is not None and month is not None:
         date = timezone.datetime(year=year, month=month, day=day)
@@ -253,13 +253,18 @@ def sub_pdf(request):
 
 @login_required
 @permission_required("timetable.show_plan")
-def substitutions(request, year=None, day=None, month=None):
+def substitutions(request, year=None, month=None, day=None):
     """Show substitutions in a classic view"""
 
     date = timezone.datetime.now()
     if year is not None and day is not None and month is not None:
         date = timezone.datetime(year=year, month=month, day=day)
 
+    # Get next weekday if it is a weekend
+    next_weekday = get_next_weekday(date)
+    if next_weekday != date:
+        return redirect("timetable_substitutions_date", next_weekday.year, next_weekday.month, next_weekday.day)
+
     # Get subs and generate table
     subs = get_substitutions_by_date(date)
     sub_table = generate_sub_table(subs)