feat(signage): add date parameter to team dashboard

shiftregister/signage/views.py

@@ -1,5 +1,6 @@
-from datetime import timedelta
+import datetime
 
+from django.contrib import messages
 from django.db import models
 from django.db.models import Case, Count, ExpressionWrapper, F, Q, Sum, When
 from django.shortcuts import render
@@ -51,16 +52,31 @@ def public_dashboard(request):
 
 def team_dashboard(request):
     now = timezone.localtime()
-    changeover = now.replace(hour=6, minute=0, second=0, microsecond=0)
     today = now.date()
 
-    if now.hour < changeover.hour:
+    day = None
+    exclude_past_shifts = True
+    if date := request.GET.get("date"):
+        try:
+            day = datetime.date.fromisoformat(date)
+            exclude_past_shifts = False
+        except ValueError:
+            messages.add_message(request, messages.ERROR, "Ungültiges Datum")
+
+    changeover = datetime.datetime.combine(
+        day or today, datetime.time(hour=6), timezone.get_current_timezone()
+    )
+
+    if day is None and now.hour < changeover.hour:
         day_end = changeover
-        day_start = day_end - timedelta(days=1)
-        today = today - timedelta(days=1)
+        day_start = day_end - datetime.timedelta(days=1)
+        day = today - datetime.timedelta(days=1)
     else:
         day_start = changeover
-        day_end = day_start + timedelta(days=1)
+        day_end = day_start + datetime.timedelta(days=1)
+
+    if day is None:
+        day = today
 
     team_shifts = (
         Shift.with_reg_count()
@@ -78,13 +94,15 @@ def team_dashboard(request):
             deleted=False,
             start_at__gte=day_start,
             start_at__lt=day_end,
-            end_at__gt=now,
             reg_count__lt=F("real_required_helpers"),
             fallbackassignment_count__gt=0,
         )
         .order_by("start_at")
     )
 
+    if exclude_past_shifts:
+        team_shifts = team_shifts.filter(end_at__gt=now)
+
     return render(
-        request, "team_dashboard.html", {"today": today, "team_shifts": team_shifts}
+        request, "team_dashboard.html", {"today": day, "team_shifts": team_shifts}
     )