fix: correct edit reload dirty-state

tests/Controller/Booking/Edit/IndexControllerTest.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace App\Tests\Controller\Booking\Edit;
 
 use App\BusProNet\Model\Booking;
+use App\BusProNet\Model\Service;
 use App\BusProNet\Model\Travel;
 use App\BusProNet\XmlLoader\AgencyLoader;
 use App\Controller\Booking\Edit\IndexController;
@@ -68,6 +69,8 @@ class IndexControllerTest extends TestCase
             ->method('isDirty')
             ->with($bookingDto)
             ->willReturn(true);
+        $fingerprintService->expects($this->never())
+            ->method('generateFingerprint');
 
         $dataLoader = $this->createMock(BookingEditDataLoader::class);
         $dataLoader->expects($this->once())
@@ -151,6 +154,10 @@ class IndexControllerTest extends TestCase
             ->method('isDirty')
             ->with($bookingDto)
             ->willReturn(false);
+        $fingerprintService->expects($this->once())
+            ->method('generateFingerprint')
+            ->with($bookingDto)
+            ->willReturn('normalized-fingerprint');
 
         $dataLoader = $this->createMock(BookingEditDataLoader::class);
         $dataLoader->expects($this->once())
@@ -225,8 +232,12 @@ class IndexControllerTest extends TestCase
             ->willReturn(false);
 
         $fingerprintService = $this->createMock(BookingChangeTracker::class);
+        $fingerprintService->expects($this->once())
+            ->method('isDirty')
+            ->with($bookingDto)
+            ->willReturn(true);
         $fingerprintService->expects($this->never())
-            ->method('isDirty');
+            ->method('generateFingerprint');
 
         $dataLoader = $this->createMock(BookingEditDataLoader::class);
         $dataLoader->expects($this->once())
@@ -310,10 +321,14 @@ class IndexControllerTest extends TestCase
             ->willReturn(false);
 
         $fingerprintService = $this->createMock(BookingChangeTracker::class);
-        $fingerprintService->expects($this->once())
+        $fingerprintService->expects($this->exactly(2))
             ->method('isDirty')
             ->with($bookingDto)
-            ->willReturn(false);
+            ->willReturnOnConsecutiveCalls(false, false);
+        $fingerprintService->expects($this->once())
+            ->method('generateFingerprint')
+            ->with($bookingDto)
+            ->willReturn('normalized-fingerprint');
 
         $dataLoader = $this->createMock(BookingEditDataLoader::class);
         $dataLoader->expects($this->once())
@@ -365,6 +380,184 @@ class IndexControllerTest extends TestCase
         $this->assertSame([0 => ['E-Mail']], $controller->renderParameters['bookingEditContext']->missingValueLabelsByParticipantIndex);
     }
 
+    public function testIndexTreatsDefaultPreselectionOnCleanDtoAsBaselineState(): void
+    {
+        $request = Request::create('/bookings/42/edit', 'GET');
+        $user = $this->createUser();
+        $bookingDto = $this->createBookingDto();
+        $bookingDto->originalFingerprint = 'api-fingerprint';
+        $bookingDto->participants = [$this->createParticipant()];
+        $bookingData = $this->createBooking();
+
+        $form = $this->createMock(FormInterface::class);
+        $form->method('isSubmitted')->willReturn(false);
+
+        $fingerprintService = $this->createMock(BookingChangeTracker::class);
+        $fingerprintService->expects($this->once())
+            ->method('isDirty')
+            ->with($bookingDto)
+            ->willReturn(false);
+        $fingerprintService->expects($this->once())
+            ->method('generateFingerprint')
+            ->with($bookingDto)
+            ->willReturn('normalized-fingerprint');
+
+        $dataLoader = $this->createMock(BookingEditDataLoader::class);
+        $dataLoader->expects($this->once())
+            ->method('loadFormData')
+            ->with($request, 42, $user)
+            ->willReturn($bookingDto);
+        $dataLoader->expects($this->once())
+            ->method('fetchBookingData')
+            ->with(42, $user)
+            ->willReturn($bookingData);
+        $dataLoader->expects($this->once())
+            ->method('isDraftRestored')
+            ->willReturn(false);
+
+        $preselectedService = $this->createService(1001);
+        $bookingConfigurator = $this->createMock(BookingConfigurator::class);
+        $bookingConfigurator->expects($this->once())
+            ->method('preselectDefaultServices')
+            ->with($bookingDto)
+            ->willReturnCallback(static function (BookingDto $dto) use ($preselectedService): void {
+                $dto->participants[0]->additionalServices[] = $preselectedService;
+            });
+
+        $contextFactory = $this->createMock(BookingEditContextFactory::class);
+        $contextFactory->expects($this->once())
+            ->method('createOverviewContext')
+            ->with($bookingDto, $bookingData, false, false, false, [])
+            ->willReturn($this->createOverviewContext($bookingDto, $bookingData, false, false, false));
+
+        $controller = new TestableIndexController(
+            $dataLoader,
+            $this->createMock(BookingEditDraftManager::class),
+            $this->createMock(BookingSessionManager::class),
+            $fingerprintService,
+            $bookingConfigurator,
+            $contextFactory,
+            $this->createPreflightChecker($bookingDto),
+            $this->createMock(BookingEditSubmitter::class),
+            $user,
+            $form,
+        );
+
+        $response = $controller->index(42, $request);
+
+        $this->assertInstanceOf(Response::class, $response);
+        $this->assertSame('normalized-fingerprint', $bookingDto->originalFingerprint);
+        $this->assertFalse($controller->renderParameters['bookingEditContext']->isDirty);
+    }
+
+    public function testIndexKeepsDirtyStateWhenDtoWasDirtyBeforeDefaultPreselection(): void
+    {
+        $request = Request::create('/bookings/42/edit', 'GET');
+        $user = $this->createUser();
+        $bookingDto = $this->createBookingDto();
+        $bookingDto->originalFingerprint = 'api-fingerprint';
+        $bookingDto->participants = [$this->createParticipant()];
+        $bookingData = $this->createBooking();
+
+        $form = $this->createMock(FormInterface::class);
+        $form->method('isSubmitted')->willReturn(false);
+
+        $fingerprintService = $this->createMock(BookingChangeTracker::class);
+        $fingerprintService->expects($this->once())
+            ->method('isDirty')
+            ->with($bookingDto)
+            ->willReturn(true);
+        $fingerprintService->expects($this->never())
+            ->method('generateFingerprint');
+
+        $dataLoader = $this->createMock(BookingEditDataLoader::class);
+        $dataLoader->expects($this->once())
+            ->method('loadFormData')
+            ->with($request, 42, $user)
+            ->willReturn($bookingDto);
+        $dataLoader->expects($this->once())
+            ->method('fetchBookingData')
+            ->with(42, $user)
+            ->willReturn($bookingData);
+        $dataLoader->expects($this->once())
+            ->method('isDraftRestored')
+            ->willReturn(false);
+
+        $preselectedService = $this->createService(1001);
+        $bookingConfigurator = $this->createMock(BookingConfigurator::class);
+        $bookingConfigurator->expects($this->once())
+            ->method('preselectDefaultServices')
+            ->with($bookingDto)
+            ->willReturnCallback(static function (BookingDto $dto) use ($preselectedService): void {
+                $dto->participants[0]->additionalServices[] = $preselectedService;
+            });
+
+        $contextFactory = $this->createMock(BookingEditContextFactory::class);
+        $contextFactory->expects($this->once())
+            ->method('createOverviewContext')
+            ->with($bookingDto, $bookingData, true, false, false, [])
+            ->willReturn($this->createOverviewContext($bookingDto, $bookingData, true, false, false));
+
+        $controller = new TestableIndexController(
+            $dataLoader,
+            $this->createMock(BookingEditDraftManager::class),
+            $this->createMock(BookingSessionManager::class),
+            $fingerprintService,
+            $bookingConfigurator,
+            $contextFactory,
+            $this->createPreflightChecker($bookingDto),
+            $this->createMock(BookingEditSubmitter::class),
+            $user,
+            $form,
+        );
+
+        $response = $controller->index(42, $request);
+
+        $this->assertInstanceOf(Response::class, $response);
+        $this->assertSame('api-fingerprint', $bookingDto->originalFingerprint);
+        $this->assertTrue($controller->renderParameters['bookingEditContext']->isDirty);
+    }
+
+    public function testReloadFromApiClearsSessionDeletesDraftInvalidatesCacheAndRedirectsToEdit(): void
+    {
+        $request = Request::create('/bookings/42/edit/reload', 'POST');
+        $user = $this->createUser();
+
+        $bookingSessionService = $this->createMock(BookingSessionManager::class);
+        $bookingSessionService->expects($this->once())
+            ->method('clearBookingDto')
+            ->with($request, BookingDto::MODE_EDIT);
+
+        $draftService = $this->createMock(BookingEditDraftManager::class);
+        $draftService->expects($this->once())
+            ->method('deleteDraft')
+            ->with($user, 42);
+
+        $dataLoader = $this->createMock(BookingEditDataLoader::class);
+        $dataLoader->expects($this->once())
+            ->method('invalidateBookingCache')
+            ->with(42, $user);
+
+        $controller = new TestableIndexController(
+            $dataLoader,
+            $draftService,
+            $bookingSessionService,
+            $this->createMock(BookingChangeTracker::class),
+            $this->createMock(BookingConfigurator::class),
+            $this->createMock(BookingEditContextFactory::class),
+            $this->createMock(BookingEditPreFlightChecker::class),
+            $this->createMock(BookingEditSubmitter::class),
+            $user,
+            $this->createMock(FormInterface::class),
+        );
+
+        $response = $controller->reloadFromApi(42, $request);
+
+        $this->assertInstanceOf(RedirectResponse::class, $response);
+        $this->assertSame('/bookings/42/edit', $response->headers->get('Location'));
+        $this->assertSame([['success', 'Änderungen verworfen, Daten neu geladen']], $controller->flashes);
+    }
+
     /**
      * @dataProvider submissionResultProvider
      *
@@ -448,6 +641,25 @@ class IndexControllerTest extends TestCase
         return new \App\Form\Model\ParticipantDto();
     }
 
+    private function createService(int $id): Service
+    {
+        $service = new Service();
+        $service->id = $id;
+
+        return $service;
+    }
+
+    private function createPreflightChecker(BookingDto $bookingDto): BookingEditPreFlightChecker
+    {
+        $preflightChecker = $this->createMock(BookingEditPreFlightChecker::class);
+        $preflightChecker->expects($this->once())
+            ->method('findMissingValueLabelsByParticipantIndex')
+            ->with($bookingDto)
+            ->willReturn([]);
+
+        return $preflightChecker;
+    }
+
     private function createOverviewContext(
         BookingDto $bookingDto,
         Booking $bookingData,
@@ -499,8 +711,12 @@ class IndexControllerTest extends TestCase
         $bookingData = $this->createBooking();
         $form = $this->createMock(FormInterface::class);
         $fingerprintService = $this->createMock(BookingChangeTracker::class);
+        $fingerprintService->expects($this->once())
+            ->method('isDirty')
+            ->with($bookingDto)
+            ->willReturn(true);
         $fingerprintService->expects($this->never())
-            ->method('isDirty');
+            ->method('generateFingerprint');
 
         $form->expects($this->once())
             ->method('handleRequest')