Adds date range tournament filter

tournaments/admin.py

@@ -12,7 +12,7 @@ from django.contrib.auth.forms import UserCreationForm, UserChangeForm
 
 from .forms import CustomUserCreationForm, CustomUserChangeForm
 
-from .filters import TeamScoreTournamentListFilter, MatchTournamentListFilter, SimpleTournamentListFilter, MatchTypeListFilter, SimpleIndexListFilter
+from .filters import TeamScoreTournamentListFilter, MatchTournamentListFilter, SimpleTournamentListFilter, MatchTypeListFilter, SimpleIndexListFilter, StartDateRangeFilter
 
 
 class CustomUserAdmin(UserAdmin):
@@ -48,7 +48,7 @@ class EventAdmin(admin.ModelAdmin):
 
 class TournamentAdmin(admin.ModelAdmin):
     list_display = ['display_name', 'event', 'is_private', 'start_date', 'payment', 'creator']
-    list_filter = ['is_deleted', 'event__creator']
+    list_filter = [StartDateRangeFilter, 'is_deleted', 'event__creator']
     ordering = ['-start_date']
     search_fields = ['id']
 

tournaments/filters.py

@@ -2,6 +2,8 @@ from django.contrib import admin
 from .models import Club, TeamScore, Tournament, CustomUser, Event, Round, GroupStage, Match, TeamRegistration, PlayerRegistration, Purchase, Court, DateInterval, FailedApiCall
 from django.db.models import Q
 from django.utils.translation import gettext_lazy as _
+from django.utils import timezone
+from datetime import timedelta
 import uuid
 from enum import Enum
 
@@ -101,3 +103,36 @@ class SimpleIndexListFilter(admin.SimpleListFilter):
             return queryset.filter(index=self.value())
         else:
             return queryset
+
+class StartDateRangeFilter(admin.SimpleListFilter):
+    title = 'tournament time range'  # displayed in the admin UI
+    parameter_name = 'date_range'    # URL parameter
+
+    def lookups(self, request, model_admin):
+        return (
+            ('upcoming', 'Next 30 days'),
+            ('recent', 'Last 30 days'),
+            ('current', 'Current (±3 days)'),
+        )
+
+    def queryset(self, request, queryset):
+        if not self.value():
+            return queryset
+
+        today = timezone.now().date()
+
+        if self.value() == 'upcoming':
+            return queryset.filter(
+                start_date__gte=today,
+                start_date__lte=today + timedelta(days=30)
+            )
+        elif self.value() == 'recent':
+            return queryset.filter(
+                start_date__gte=today - timedelta(days=30),
+                start_date__lte=today
+            )
+        elif self.value() == 'current':
+            return queryset.filter(
+                start_date__gte=today - timedelta(days=3),
+                start_date__lte=today + timedelta(days=3)
+            )