Flexible Grant categories

backend/conferences/admin/conference.py

@@ -184,18 +184,6 @@ class ConferenceAdmin(
                 )
             },
         ),
-        (
-            "Grants",
-            {
-                "fields": (
-                    "grants_default_ticket_amount",
-                    "grants_default_accommodation_amount",
-                    "grants_default_travel_from_italy_amount",
-                    "grants_default_travel_from_europe_amount",
-                    "grants_default_travel_from_extra_eu_amount",
-                )
-            },
-        ),
         ("YouTube", {"fields": ("video_title_template", "video_description_template")}),
     )
     inlines = [DeadlineInline, DurationInline, SponsorLevelInline, IncludedEventInline]

backend/conferences/migrations/0055_remove_conference_grants_default_accommodation_amount_and_more.py

@@ -0,0 +1,33 @@
+# Generated by Django 5.1.4 on 2025-07-27 14:30
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('conferences', '0054_conference_frontend_revalidate_secret_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='conference',
+            name='grants_default_accommodation_amount',
+        ),
+        migrations.RemoveField(
+            model_name='conference',
+            name='grants_default_ticket_amount',
+        ),
+        migrations.RemoveField(
+            model_name='conference',
+            name='grants_default_travel_from_europe_amount',
+        ),
+        migrations.RemoveField(
+            model_name='conference',
+            name='grants_default_travel_from_extra_eu_amount',
+        ),
+        migrations.RemoveField(
+            model_name='conference',
+            name='grants_default_travel_from_italy_amount',
+        ),
+    ]

backend/conferences/models/conference.py

@@ -93,47 +93,6 @@ class Conference(GeoLocalizedModel, TimeFramedModel, TimeStampedModel):
         default="",
     )
 
-    grants_default_ticket_amount = models.DecimalField(
-        verbose_name=_("grants default ticket amount"),
-        null=True,
-        blank=True,
-        max_digits=6,
-        decimal_places=2,
-        default=None,
-    )
-    grants_default_accommodation_amount = models.DecimalField(
-        verbose_name=_("grants default accommodation amount"),
-        null=True,
-        blank=True,
-        max_digits=6,
-        decimal_places=2,
-        default=None,
-    )
-    grants_default_travel_from_italy_amount = models.DecimalField(
-        verbose_name=_("grants default travel from Italy amount"),
-        null=True,
-        blank=True,
-        max_digits=6,
-        decimal_places=2,
-        default=None,
-    )
-    grants_default_travel_from_europe_amount = models.DecimalField(
-        verbose_name=_("grants default travel from Europe amount"),
-        null=True,
-        blank=True,
-        max_digits=6,
-        decimal_places=2,
-        default=None,
-    )
-    grants_default_travel_from_extra_eu_amount = models.DecimalField(
-        verbose_name=_("grants default travel from Extra EU amount"),
-        null=True,
-        blank=True,
-        max_digits=6,
-        decimal_places=2,
-        default=None,
-    )
-
     video_title_template = models.TextField(
         default="",
         blank=True,

backend/grants/admin.py

@@ -4,6 +4,10 @@
     create_addition_admin_log_entry,
     create_change_admin_log_entry,
 )
+from django.db.models import Value, IntegerField
+
+from django.db.models import Sum
+from django.db.models.functions import Coalesce
 from conferences.models.conference_voucher import ConferenceVoucher
 from pycon.constants import UTC
 from custom_admin.admin import (
@@ -30,7 +34,12 @@
 )
 from schedule.models import ScheduleItem
 from submissions.models import Submission
-from .models import Grant, GrantConfirmPendingStatusProxy
+from .models import (
+    Grant,
+    GrantConfirmPendingStatusProxy,
+    GrantReimbursementCategory,
+    GrantReimbursement,
+)
 from django.db.models import Exists, OuterRef, F
 from pretix import user_has_admission_ticket
 
@@ -393,6 +402,32 @@ def queryset(self, request, queryset):
         return queryset
 
 
+@admin.register(GrantReimbursementCategory)
+class GrantReimbursementCategoryAdmin(ConferencePermissionMixin, admin.ModelAdmin):
+    list_display = ("__str__", "max_amount", "category", "included_by_default")
+    list_filter = ("conference", "category", "included_by_default")
+    search_fields = ("category", "name")
+
+
+@admin.register(GrantReimbursement)
+class GrantReimbursementAdmin(ConferencePermissionMixin, admin.ModelAdmin):
+    list_display = (
+        "grant",
+        "category",
+        "granted_amount",
+    )
+    list_filter = ("grant__conference", "category")
+    search_fields = ("grant__full_name", "grant__email")
+    autocomplete_fields = ("grant",)
+
+
+class GrantReimbursementInline(admin.TabularInline):
+    model = GrantReimbursement
+    extra = 0
+    autocomplete_fields = ["category"]
+    fields = ["category", "granted_amount"]
+
+
 @admin.register(Grant)
 class GrantAdmin(ExportMixin, ConferencePermissionMixin, admin.ModelAdmin):
     change_list_template = "admin/grants/grant/change_list.html"
@@ -405,11 +440,7 @@ class GrantAdmin(ExportMixin, ConferencePermissionMixin, admin.ModelAdmin):
         "emoji_gender",
         "conference",
         "status",
-        "approved_type",
-        "ticket_amount",
-        "travel_amount",
-        "accommodation_amount",
-        "total_amount",
+        "total_amount_display",
         "country_type",
         "user_has_ticket",
         "has_voucher",
@@ -423,7 +454,6 @@ class GrantAdmin(ExportMixin, ConferencePermissionMixin, admin.ModelAdmin):
         "pending_status",
         "country_type",
         "occupation",
-        "approved_type",
         "needs_funds_for_travel",
         "need_visa",
         "need_accommodation",
@@ -449,6 +479,7 @@ class GrantAdmin(ExportMixin, ConferencePermissionMixin, admin.ModelAdmin):
         "delete_selected",
     ]
     autocomplete_fields = ("user",)
+    inlines = [GrantReimbursementInline]
 
     fieldsets = (
         (
@@ -457,12 +488,7 @@ class GrantAdmin(ExportMixin, ConferencePermissionMixin, admin.ModelAdmin):
                 "fields": (
                     "status",
                     "pending_status",
-                    "approved_type",
                     "country_type",
-                    "ticket_amount",
-                    "travel_amount",
-                    "accommodation_amount",
-                    "total_amount",
                     "applicant_reply_sent_at",
                     "applicant_reply_deadline",
                     "internal_notes",
@@ -584,10 +610,22 @@ def user_has_ticket(self, obj: Grant) -> bool:
     def has_voucher(self, obj: Grant) -> bool:
         return obj.has_voucher
 
+    @admin.display(description="Total")
+    def total_amount_display(self, obj):
+        return f"{obj.total_allocated:.2f}"
+
+    @admin.display(description="Approved Reimbursements")
+    def approved_amounts_display(self, obj):
+        return ", ".join(
+            f"{r.category.name}: {r.granted_amount}" for r in obj.reimbursements.all()
+        )
+
     def get_queryset(self, request):
         qs = (
             super()
             .get_queryset(request)
+            .select_related("user")
+            .prefetch_related("reimbursements__category")
             .annotate(
                 is_proposed_speaker=Exists(
                     Submission.objects.non_cancelled().filter(
@@ -608,6 +646,11 @@ def get_queryset(self, request):
                         user_id=OuterRef("user_id"),
                     )
                 ),
+                total_allocated=Coalesce(
+                    Sum("reimbursements__granted_amount"),
+                    Value(0),
+                    output_field=IntegerField(),
+                ),
             )
         )