feat: improved dynamic validation

src/Form/Model/ParticipantDto.php

@@ -9,9 +9,9 @@ use App\BusProNet\Model\Pickup;
 use App\BusProNet\Model\Service;
 use App\Validator\Constraints as AppAssert;
 use Symfony\Component\Validator\Constraints as Assert;
+use Symfony\Component\Validator\Context\ExecutionContextInterface;
 
 #[AppAssert\Participant(groups: ['booking_edit', 'booking_create'])]
-#[AppAssert\Booking(groups: ['booking_edit', 'booking_create'])]
 class ParticipantDto
 {
     /**
@@ -42,8 +42,10 @@ class ParticipantDto
     public bool $mutable = false;
     public bool $touched = false;
 
+    #[Assert\NotBlank(message: 'Bitte angeben', groups: ['strict_required'])]
     public ?string $firstName = null;
 
+    #[Assert\NotBlank(message: 'Bitte angeben', groups: ['strict_required'])]
     public ?string $lastName = null;
     public ?string $title = null;
     public ?string $gender = null;
@@ -53,9 +55,11 @@ class ParticipantDto
     public ?string $shoeSize = null;
     public ?string $weight = null;
 
+    #[Assert\NotNull(message: 'Bitte angeben', groups: ['strict_required'])]
     public ?\DateTimeImmutable $dateOfBirth = null;
 
     #[Assert\Email(message: 'Bitte eine gültige E-Mail Adresse angeben', mode: 'strict', groups: ['booking_edit', 'booking_create'])]
+    #[Assert\NotBlank(message: 'Bitte angeben', groups: ['strict_required'])]
     public ?string $email = null;
 
     public ?string $mobile = null;
@@ -64,7 +68,7 @@ class ParticipantDto
     #[Assert\NotNull(message: 'Bitte Adresse angeben', groups: ['applicant_address'])]
     public ?Address $address = null;
 
-    #[Assert\NotNull(message: 'Bitte ein Zimmer auswählen', groups: ['booking_create'])]
+    #[Assert\NotNull(message: 'Bitte ein Zimmer auswählen', groups: ['strict_required'])]
     public ?int $assignedRoomId = null;
 
     public ?string $remarksRoom = null;
@@ -72,6 +76,7 @@ class ParticipantDto
     public array $courses = [];
     public array $additionalServices = [];
 
+    #[Assert\NotNull(message: 'Bitte auswählen', groups: ['strict_required'])]
     public ?Service $skiPass = null;
 
     public array $board = [];
@@ -82,7 +87,9 @@ class ParticipantDto
     public bool $rentalInsuranceSelected = false;
 
     // Transportation services with improved naming (outbound/inbound)
+    #[Assert\NotNull(message: 'Bitte auswählen', groups: ['strict_required'])]
     public ?Service $transportationOutbound = null;
+    #[Assert\NotNull(message: 'Bitte auswählen', groups: ['strict_required'])]
     public ?Service $transportationInbound = null;
 
     // Pickup location (applies to both directions)
@@ -98,6 +105,7 @@ class ParticipantDto
     public ?string $licensePlate = null;
 
     // Selected insurance for this participant (individual insurance selection per participant)
+    #[Assert\NotNull(message: 'Bitte auswählen', groups: ['strict_required'])]
     public ?Insurance $insurance = null;
 
     // Bulk insurance booking flag (applicant only: when checked, assigns same insurance type to all participants)
@@ -252,4 +260,54 @@ class ParticipantDto
 
         return $ageThreshold > $age;
     }
+
+    /**
+     * Validates that the applicant (index 0) has a complete address.
+     *
+     * This callback only applies to the applicant participant. Address validation includes:
+     * - Address object must exist
+     * - All required address fields must be filled (street, postCode, city, country)
+     */
+    #[Assert\Callback(groups: ['strict_required'])]
+    public function validateApplicantAddress(ExecutionContextInterface $context): void
+    {
+        // Only validate applicant's address
+        if (0 !== $this->index) {
+            return;
+        }
+
+        // Address object is required for applicant
+        if (null === $this->address) {
+            $context->buildViolation('Bitte angeben')
+                ->atPath('address')
+                ->addViolation();
+
+            return;
+        }
+
+        // Validate address subfields
+        if (null === $this->address->street || '' === trim($this->address->street)) {
+            $context->buildViolation('Bitte angeben')
+                ->atPath('address.street')
+                ->addViolation();
+        }
+
+        if (null === $this->address->postCode || '' === trim($this->address->postCode)) {
+            $context->buildViolation('Bitte angeben')
+                ->atPath('address.postCode')
+                ->addViolation();
+        }
+
+        if (null === $this->address->city || '' === trim($this->address->city)) {
+            $context->buildViolation('Bitte angeben')
+                ->atPath('address.city')
+                ->addViolation();
+        }
+
+        if (null === $this->address->country || '' === trim($this->address->country)) {
+            $context->buildViolation('Bitte angeben')
+                ->atPath('address.country')
+                ->addViolation();
+        }
+    }
 }

src/Form/Model/ParticipantEditDto.php

@@ -16,7 +16,6 @@ use Symfony\Component\Validator\Context\ExecutionContextInterface;
  * the participant being edited and the full booking context needed for
  * cross-participant validation.
  */
-#[AppAssert\Booking(groups: ['booking_edit', 'booking_create'])]
 class ParticipantEditDto
 {
     public function __construct(