Add calendar week select and toggle between smart plan und regular plan

biscuit/apps/chronos/templates/timetable/plan.html

 {% include 'partials/header.html' %}
+<script type="text/javascript">
+    {% if smart %}
+        function goToCalendarWeek(cw) {
+            window.location.href = "{% url "timetable_smart_plan" raw_type id "smart" %}/{{ selected_year }}/" + cw;
+        }
+        function onCalendarWeekChanged() {
+            goToCalendarWeek($("#calendar-week").val());
+        }
 
+        $(document).ready(function () {
+            $("#calendar-week").change(onCalendarWeekChanged);
+        });
+    {% endif %}
+</script>
 <main>
     <div class="row">
         <div class="col s12 m6 l8 xl9">
             <h3>
                 Stundenplan <i>{{ el }}</i>
             </h3>
+
+
         </div>
-        <div class="col s12 m6 l4 xl3 right align-right">
+        <div class=" col s12 m6 l4 xl3 right align-right">
             <a class="waves-effect waves-teal btn-flat btn-flat-medium right" id="print">
                 <i class="material-icons center">print</i>
             </a>
         </div>
     </div>
+    <div class="row">
+        {% if smart %}
+            <div class="col s12 m6">
+                <p class="left" style="margin: 0;"><span
+                        class="badge new primary-color left-align">SMART PLAN</span>
+                </p>&nbsp;
+
+                <a class="waves-effect waves-light btn" href="{% url "timetable_plan" raw_type id %}">
+                    <i class="material-icons left">slideshow</i>
+                    Regelplan anzeigen
+                </a>
+            </div>
+
+            <div class="input-field col s12 m6 right">
+                <select id="calendar-week">
+                    {% for week in weeks %}
+                        <option value="{{ week.calendar_week }}" {% if week.calendar_week == selected_week %}
+                                selected {% endif %}>
+                            KW {{ week.calendar_week }}
+                            ({{ week.first_day|date:"j. F Y" }}–{{ week.last_day|date:"j. F Y" }})
+                        </option>
+                    {% endfor %}
+                </select>
+            </div>
+
+        {% else %}
+            <a class="waves-effect waves-light btn"
+               href="{% url "timetable_smart_plan" raw_type id "smart" %}">
+                <i class="material-icons left">slideshow</i>
+                SMART PLAN
+            </a>
+        {% endif %}
+    </div>
     <div class="timetable-plan">
         <div class="row">
             <div class="col s2">

biscuit/apps/chronos/urls.py

@@ -4,7 +4,10 @@ from . import views
 urlpatterns = [
     path('', views.all, name='timetable_admin_all'),
     path('quick/', views.quicklaunch, name='timetable_quicklaunch'),
-    path('<str:plan_type>/<int:plan_id>/', views.plan, name='timetable_plan'),
+    path('<str:plan_type>/<int:plan_id>', views.plan, name='timetable_plan'),
+    path('<str:plan_type>/<int:plan_id>/<str:smart>', views.plan, name='timetable_smart_plan'),
+    path('<str:plan_type>/<int:plan_id>/<str:smart>/<int:year>/<int:calendar_week>', views.plan,
+         name='timetable_smart_plan_week'),
     path('substitutions/', views.substitutions, name='timetable_substitutions'),
     path('substitutions/<int:year>/<int:month>/<int:day>/', views.substitutions, name='timetable_substitutions_date'),
     path('class.pdf', views.sub_pdf, name="timetable_substitutions_pdf")

biscuit/apps/chronos/views.py

@@ -46,9 +46,41 @@ def quicklaunch(request):
     return render(request, 'timetable/quicklaunch.html', context)
 
 
+def get_calendar_weeks():
+    weeks = []
+
+    # Get first day of year > first calendar week
+    first_day_of_year = timezone.datetime(year=timezone.datetime.now().year, month=1, day=1)
+    if first_day_of_year.isoweekday() != 1:
+        days_to_next_monday = 1 - first_day_of_year.isoweekday()
+        first_day_of_year += datetime.timedelta(days=days_to_next_monday)
+
+    # Go for all weeks in year and create week dict
+    first_day_of_week = first_day_of_year
+    for i in range(52):
+        calendar_week = i + 1
+        last_day_of_week = first_day_of_week + datetime.timedelta(days=4)
+        weeks.append({
+            "calendar_week": calendar_week,
+            "first_day": first_day_of_week,
+            "last_day": last_day_of_week
+        })
+        first_day_of_week += datetime.timedelta(weeks=1)
+
+    return weeks
+
+
 @login_required
 @permission_required("timetable.show_plan")
-def plan(request, plan_type, plan_id):
+def plan(request, plan_type, plan_id, smart="", year=None, calendar_week=None):
+    if smart == "smart":
+        smart = True
+        year = timezone.datetime.now().year if year is None else year
+        calendar_week = timezone.datetime.now().isocalendar()[1] if calendar_week is None else calendar_week
+        print(get_calendar_weeks())
+    else:
+        smart = False
+
     if plan_type == 'teacher':
         _type = TYPE_TEACHER
         el = get_teacher_by_id(plan_id)
@@ -59,16 +91,22 @@ def plan(request, plan_type, plan_id):
         _type = TYPE_ROOM
         el = get_room_by_id(plan_id)
     else:
-        raise Http404('Page not found.')
+        raise Http404('Plan not found.')
 
     plan = get_plan(_type, plan_id)
     print(parse_lesson_times())
 
     context = {
+        "smart": smart,
         "type": _type,
+        "raw_type": plan_type,
+        "id": plan_id,
         "plan": plan,
         "el": el,
-        "times": parse_lesson_times()
+        "times": parse_lesson_times(),
+        "weeks": get_calendar_weeks(),
+        "selected_week": calendar_week,
+        "selected_year": year
     }
 
     return render(request, 'timetable/plan.html', context)