Allow partial event updates

app/Http/Controllers/Api/Tenant/EventController.php

@@ -389,13 +389,21 @@ class EventController extends Controller
         TenantMemberPermissions::ensureEventPermission($request, $event, 'events:manage');
 
         $validated = $request->validated();
+        $nameProvided = array_key_exists('name', $validated);
+
+        $validated = array_merge([
+            'name' => $event->name,
+            'event_type_id' => $event->event_type_id,
+            'event_date' => $event->date?->toDateString(),
+            'status' => $event->status,
+        ], $validated);
 
         if (isset($validated['event_date'])) {
             $validated['date'] = $validated['event_date'];
             unset($validated['event_date']);
         }
 
-        if ($validated['name'] !== $event->name) {
+        if ($nameProvided && $validated['name'] !== $event->name) {
             $validated['slug'] = $this->generateUniqueSlug($validated['name'], $tenantId, $event->id);
         }
 

app/Http/Requests/Tenant/EventStoreRequest.php

@@ -23,13 +23,14 @@ class EventStoreRequest extends FormRequest
     public function rules(): array
     {
         $tenantId = request()->attributes->get('tenant_id');
+        $creating = $this->isMethod('post');
 
         return [
-            'name' => ['required', 'string', 'max:255'],
+            'name' => [$creating ? 'required' : 'sometimes', 'string', 'max:255'],
             'description' => ['nullable', 'string'],
-            'event_date' => ['required', 'date', 'after_or_equal:today'],
+            'event_date' => $creating ? ['required', 'date', 'after_or_equal:today'] : ['sometimes', 'date'],
             'location' => ['nullable', 'string', 'max:255'],
-            'event_type_id' => ['required', 'exists:event_types,id'],
+            'event_type_id' => [$creating ? 'required' : 'sometimes', 'exists:event_types,id'],
             'package_id' => ['nullable', 'integer', 'exists:packages,id'],
             'service_package_slug' => [
                 'nullable',

tests/Feature/EventControllerTest.php

@@ -199,6 +199,29 @@ class EventControllerTest extends TenantTestCase
             ->assertJsonPath('error.code', 'event_limit_exceeded');
     }
 
+    public function test_update_event_settings_without_required_fields_succeeds(): void
+    {
+        $tenant = $this->tenant;
+        $eventType = EventType::factory()->create();
+        $event = Event::factory()->create([
+            'tenant_id' => $tenant->id,
+            'event_type_id' => $eventType->id,
+            'date' => Carbon::now()->subDays(2),
+            'name' => ['de' => 'Test Event', 'en' => 'Test Event'],
+            'settings' => [],
+        ]);
+
+        $response = $this->authenticatedRequest('PUT', "/api/v1/tenant/events/{$event->slug}", [
+            'settings' => [
+                'engagement_mode' => 'photo_only',
+            ],
+        ]);
+
+        $response->assertOk();
+        $event->refresh();
+        $this->assertSame('photo_only', data_get($event->settings, 'engagement_mode'));
+    }
+
     public function test_create_event_rejects_unavailable_service_tier_for_partner_kontingent(): void
     {
         $tenant = $this->tenant;