Add register action

app/Form/Actions/RegisterAction.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace App\Form\Actions;
+
+use App\Form\Models\Form;
+use App\Form\Models\Participant;
+use Illuminate\Http\JsonResponse;
+use Lorisleiva\Actions\ActionRequest;
+use Lorisleiva\Actions\Concerns\AsAction;
+
+class RegisterAction
+{
+    use AsAction;
+
+    public function handle(Form $form, array $input): Participant
+    {
+        return $form->participants()->create([
+            'data' => $input
+        ]);
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function rules(): array
+    {
+        /** @var Form */
+        $form = request()->route('form');
+
+        return $form->getRegistrationRules();
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function getValidationAttributes(): array
+    {
+        /** @var Form */
+        $form = request()->route('form');
+
+        return $form->getRegistrationAttributes();
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function getValidationMessages(): array
+    {
+        /** @var Form */
+        $form = request()->route('form');
+
+        return $form->getRegistrationMessages();
+    }
+
+    public function asController(ActionRequest $request, Form $form): JsonResponse
+    {
+        $participant = $this->handle($form, $request->validated());
+
+        return response()->json($participant);
+    }
+}

app/Form/Fields/CheckboxField.php

@@ -3,9 +3,15 @@
 namespace App\Form\Fields;
 
 use Faker\Generator;
+use Illuminate\Validation\Rule;
 
 class CheckboxField extends Field
 {
+    public string $name;
+    public string $key;
+    public bool $required;
+    public string $description;
+
     public static function name(): string
     {
         return 'Checkbox';
@@ -31,4 +37,32 @@ class CheckboxField extends Field
             'required' => $faker->boolean(),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        return [
+            $this->key => $this->required ? ['boolean', 'accepted'] : ['present', 'boolean'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [
+            $this->key => $this->name,
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Fields/CheckboxesField.php

@@ -3,9 +3,15 @@
 namespace App\Form\Fields;
 
 use Faker\Generator;
+use Illuminate\Validation\Rule;
 
 class CheckboxesField extends Field
 {
+    public string $name;
+    public string $key;
+    /** @var array<int, string> */
+    public array $options;
+
     public static function name(): string
     {
         return 'Checkboxes';
@@ -29,4 +35,34 @@ class CheckboxesField extends Field
             'options' => $faker->words(4),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        return [
+            $this->key => 'array',
+            $this->key . '.*' => ['string', Rule::in($this->options)],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [
+            ...collect($this->options)->mapWithKeys(fn ($option, $key) => [$this->key . '.' . $key => $this->name])->toArray(),
+            $this->key => $this->name,
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Fields/DateField.php

@@ -6,6 +6,12 @@ use Faker\Generator;
 
 class DateField extends Field
 {
+
+    public string $name;
+    public string $key;
+    public bool $required;
+    public bool $maxToday;
+
     public static function name(): string
     {
         return 'Datum';
@@ -31,4 +37,40 @@ class DateField extends Field
             'max_today' => $faker->boolean(),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        $rules = [$this->required ? 'required' : 'nullable'];
+
+        $rules[] = 'date';
+
+        if ($this->maxToday) {
+            $rules[] = 'before_or_equal:' . now()->format('Y-m-d');
+        }
+
+        return [$this->key => $rules];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [
+            $this->key => $this->name,
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [
+            $this->key . '.before_or_equal' => $this->name . ' muss ein Datum vor oder gleich dem ' . now()->format('d.m.Y') . ' sein.',
+        ];
+    }
 }

app/Form/Fields/DropdownField.php

@@ -3,9 +3,16 @@
 namespace App\Form\Fields;
 
 use Faker\Generator;
+use Illuminate\Validation\Rule;
 
 class DropdownField extends Field
 {
+    public string $name;
+    public string $key;
+    public bool $required;
+    /** @var array<int, string> */
+    public array $options;
+
     public static function name(): string
     {
         return 'Dropdown';
@@ -31,4 +38,30 @@ class DropdownField extends Field
             'required' => $faker->boolean(),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        return [
+            $this->key => $this->required ? ['required', 'string', Rule::in($this->options)] : ['nullable', 'string', Rule::in($this->options)],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [$this->key => $this->name];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Fields/Field.php

@@ -4,8 +4,12 @@ namespace App\Form\Fields;
 
 use Faker\Generator;
 use Illuminate\Support\Collection;
+use Spatie\LaravelData\Data;
+use Spatie\LaravelData\Attributes\MapInputName;
+use Spatie\LaravelData\Mappers\SnakeCaseMapper;
 
-abstract class Field
+#[MapInputName(SnakeCaseMapper::class)]
+abstract class Field extends Data
 {
 
     abstract public static function name(): string;
@@ -16,6 +20,15 @@ abstract class Field
     /** @return mixed */
     abstract public static function default();
 
+    /** @return array<string, mixed> */
+    abstract public function getRegistrationRules(): array;
+
+    /** @return array<string, mixed> */
+    abstract public function getRegistrationAttributes(): array;
+
+    /** @return array<string, mixed> */
+    abstract public function getRegistrationMessages(): array;
+
     /** @return array<string, mixed> */
     abstract public static function fake(Generator $faker): array;
 
@@ -50,6 +63,14 @@ abstract class Field
         return $fieldClass;
     }
 
+    /**
+     * @param array<string, mixed> $config
+     */
+    public static function fromConfig(array $config): static
+    {
+        return static::classFromType($config['type'])::withoutMagicalCreationFrom($config);
+    }
+
     /**
      * @return array<string, string>
      */

app/Form/Fields/GroupField.php

@@ -9,6 +9,12 @@ use Illuminate\Validation\Rule;
 
 class GroupField extends Field
 {
+    public string $name;
+    public string $key;
+    public bool $required;
+    public ?string $parentField = null;
+    public ?int $parentGroup = null;
+
     public static function name(): string
     {
         return 'Gruppierungs-Auswahl';
@@ -36,4 +42,41 @@ class GroupField extends Field
             'parent_group' => null,
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+
+        $rules = [$this->required ? 'required' : 'nullable'];
+
+        $rules[] = 'integer';
+
+        if ($this->parentGroup) {
+            $rules[] = Rule::in(Group::find($this->parentGroup)->children()->pluck('id'));
+        }
+
+        if ($this->parentField && request()->input($this->parentField)) {
+            $rules[] = Rule::in(Group::find(request()->input($this->parentField))->children()->pluck('id'));
+        }
+
+        return [$this->key => $rules];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [$this->key => $this->name];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Fields/RadioField.php

@@ -3,9 +3,16 @@
 namespace App\Form\Fields;
 
 use Faker\Generator;
+use Illuminate\Validation\Rule;
 
 class RadioField extends Field
 {
+    public string $name;
+    public string $key;
+    public bool $required;
+    /** @var array<int, string> */
+    public array $options;
+
     public static function name(): string
     {
         return 'Radio';
@@ -31,4 +38,30 @@ class RadioField extends Field
             'required' => $faker->boolean(),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        return [
+            $this->key => $this->required ? ['required', 'string', Rule::in($this->options)] : ['nullable', 'string', Rule::in($this->options)],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [$this->key => $this->name];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Fields/TextField.php

@@ -6,6 +6,11 @@ use Faker\Generator;
 
 class TextField extends Field
 {
+
+    public string $name;
+    public string $key;
+    public bool $required;
+
     public static function name(): string
     {
         return 'Text';
@@ -29,4 +34,28 @@ class TextField extends Field
             'required' => $faker->boolean(),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        return [$this->key => $this->required ? ['required', 'string'] : ['nullable', 'string']];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [$this->key => $this->name];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Fields/TextareaField.php

@@ -6,6 +6,10 @@ use Faker\Generator;
 
 class TextareaField extends Field
 {
+    public string $name;
+    public string $key;
+    public bool $required;
+
     public static function name(): string
     {
         return 'Textarea';
@@ -31,4 +35,28 @@ class TextareaField extends Field
             'required' => $faker->boolean(),
         ];
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationRules(): array
+    {
+        return [$this->key => $this->required ? ['required', 'string'] : ['nullable', 'string']];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return [$this->key => $this->name];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getRegistrationMessages(): array
+    {
+        return [];
+    }
 }

app/Form/Models/Form.php

@@ -2,9 +2,12 @@
 
 namespace App\Form\Models;
 
+use App\Form\Fields\Field;
 use Cviebrock\EloquentSluggable\Sluggable;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Support\Collection;
 use Laravel\Scout\Searchable;
 use Spatie\Image\Manipulations;
 use Spatie\MediaLibrary\HasMedia;
@@ -27,6 +30,9 @@ class Form extends Model implements HasMedia
         'description' => 'json',
     ];
 
+    /** @var array<int, string> */
+    public $dates = ['from', 'to', 'registration_from', 'registration_until'];
+
     /**
      * @return SluggableConfig
      */
@@ -37,6 +43,15 @@ class Form extends Model implements HasMedia
         ];
     }
 
+    /**
+     * @return HasMany<Participant, self>
+     */
+    public function participants(): HasMany
+    {
+        return $this->hasMany(Participant::class);
+    }
+
+
     public function registerMediaCollections(): void
     {
         $this->addMediaCollection('headerImage')
@@ -48,8 +63,59 @@ class Form extends Model implements HasMedia
             });
     }
 
-    /** @var array<int, string> */
-    public $dates = ['from', 'to', 'registration_from', 'registration_until'];
+    /**
+     * @return array<string, mixed>
+     */
+    public function getRegistrationRules(): array
+    {
+        return $this->getFields()->reduce(function ($carry, $current) {
+            $field = Field::fromConfig($current);
+
+            return [
+                ...$carry,
+                ...$field->getRegistrationRules(),
+            ];
+        }, []);
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function getRegistrationMessages(): array
+    {
+        return $this->getFields()->reduce(function ($carry, $current) {
+            $field = Field::fromConfig($current);
+
+            return [
+                ...$carry,
+                ...$field->getRegistrationMessages(),
+            ];
+        }, []);
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function getRegistrationAttributes(): array
+    {
+        return $this->getFields()->reduce(function ($carry, $current) {
+            $field = Field::fromConfig($current);
+
+            return [
+                ...$carry,
+                ...$field->getRegistrationAttributes(),
+            ];
+        }, []);
+    }
+
+    /**
+     * @return Collection<string, mixed>
+     */
+    public function getFields(): Collection
+    {
+        return collect($this->config['sections'])->reduce(fn ($carry, $current) => $carry->merge($current['fields']), collect([]));
+    }
+
 
     // --------------------------------- Searching ---------------------------------
     // *****************************************************************************

app/Form/Models/Participant.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Form\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Participant extends Model
+{
+    use HasFactory;
+
+    public $guarded = [];
+
+    public $casts = [
+        'data' => 'json',
+    ];
+}

database/migrations/2024_02_04_032520_create_participants_table.php

@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('participants', function (Blueprint $table) {
+            $table->id();
+            $table->json('data');
+            $table->foreignId('form_id');
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('participants');
+    }
+};

routes/web.php

@@ -30,6 +30,7 @@ use App\Form\Actions\FormtemplateIndexAction;
 use App\Form\Actions\FormtemplateStoreAction;
 use App\Form\Actions\FormtemplateUpdateAction;
 use App\Form\Actions\FormUpdateAction;
+use App\Form\Actions\RegisterAction;
 use App\Initialize\Actions\InitializeAction;
 use App\Initialize\Actions\InitializeFormAction;
 use App\Initialize\Actions\NamiGetSearchLayerAction;
@@ -156,6 +157,7 @@ Route::group(['middleware' => 'auth:web'], function (): void {
     Route::post('/formtemplate', FormtemplateStoreAction::class)->name('formtemplate.store');
     Route::patch('/formtemplate/{formtemplate}', FormtemplateUpdateAction::class)->name('formtemplate.update');
     Route::post('/form', FormStoreAction::class)->name('form.store');
+    Route::post('/form/{form}/register', RegisterAction::class)->name('form.register');
 });
 
 Route::get('/api/group/{group?}', GroupApiIndexAction::class)->name('api.group');

tests/Feature/Form/FormRegisterActionTest.php

@@ -0,0 +1,276 @@
+<?php
+
+namespace Tests\Feature\Form;
+
+use App\Form\Fields\CheckboxesField;
+use App\Form\Fields\CheckboxField;
+use App\Form\Fields\DateField;
+use App\Form\Fields\DropdownField;
+use App\Form\Fields\GroupField;
+use App\Form\Fields\RadioField;
+use App\Form\Fields\TextareaField;
+use App\Form\Fields\TextField;
+use App\Form\Models\Form;
+use App\Group;
+use Generator;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+use Tests\TestCase;
+use Illuminate\Support\Facades\Storage;
+
+class FormRegisterActionTest extends TestCase
+{
+
+    use DatabaseTransactions;
+
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        Storage::fake('temp');
+    }
+
+    public function testItSavesParticipantAsModel(): void
+    {
+        $this->login()->loginNami()->withoutExceptionHandling();
+        $form = Form::factory()
+            ->sections([
+                FormtemplateSectionRequest::new()->fields([
+                    FormtemplateFieldRequest::type(TextField::class)->key('vorname'),
+                    FormtemplateFieldRequest::type(TextField::class)->key('nachname'),
+                ]),
+                FormtemplateSectionRequest::new()->fields([
+                    FormtemplateFieldRequest::type(TextField::class)->key('spitzname'),
+                ]),
+            ])
+            ->create();
+
+        $this->postJson(route('form.register', ['form' => $form]), ['vorname' => 'Max', 'nachname' => 'Muster', 'spitzname' => 'Abraham'])
+            ->assertOk();
+
+        $participants = $form->fresh()->participants;
+        $this->assertCount(1, $participants);
+        $this->assertEquals('Max', $participants->first()->data['vorname']);
+        $this->assertEquals('Muster', $participants->first()->data['nachname']);
+        $this->assertEquals('Abraham', $participants->first()->data['spitzname']);
+    }
+
+    /**
+     * @dataProvider validationDataProvider
+     */
+    public function testItValidatesInput(FormtemplateFieldRequest $fieldGenerator, array $payload, ?array $messages): void
+    {
+        $this->login()->loginNami();
+        $form = Form::factory()
+            ->sections([FormtemplateSectionRequest::new()->fields([$fieldGenerator])])
+            ->create();
+
+        $response = $this->postJson(route('form.register', ['form' => $form]), $payload);
+
+        if ($messages) {
+            $response->assertJsonValidationErrors($messages);
+        } else {
+            $response->assertOk();
+        }
+    }
+
+    private function validationDataProvider(): Generator
+    {
+        yield [
+            FormtemplateFieldRequest::type(DateField::class)->name('Geburtsdatum')->maxToday(false)->key('birthday'),
+            ['birthday' => 'aa'],
+            ['birthday' => 'Geburtsdatum muss ein gültiges Datum sein.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DateField::class)->name('Geburtsdatum')->maxToday(false)->key('birthday'),
+            ['birthday' => '2021-05-06'],
+            null,
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DateField::class)->name('Geburtsdatum')->maxToday(true)->key('birthday'),
+            ['birthday' => now()->addDay(1)->format('Y-m-d')],
+            ['birthday' => 'Geburtsdatum muss ein Datum vor oder gleich dem ' . now()->format('d.m.Y') . ' sein.'],
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DateField::class)->name('Geburtsdatum')->maxToday(true)->key('birthday'),
+            ['birthday' => now()->format('Y-m-d')],
+            null,
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(TextField::class)->name('Vorname der Mutter')->required(true)->key('vorname'),
+            ['vorname' => ''],
+            ['vorname' => 'Vorname der Mutter ist erforderlich.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(TextField::class)->name('Vorname der Mutter')->required(true)->key('vorname'),
+            ['vorname' => 5],
+            ['vorname' => 'Vorname der Mutter muss ein String sein.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(RadioField::class)->name('Ja oder Nein')->required(true)->key('yes_or_no'),
+            ['yes_or_no' => null],
+            ['yes_or_no' => 'Ja oder Nein ist erforderlich.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(RadioField::class)->name('Buchstabe')->options(['A', 'B'])->required(false)->key('letter'),
+            ['letter' => 'Z'],
+            ['letter' => 'Der gewählte Wert für Buchstabe ist ungültig.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(RadioField::class)->name('Buchstabe')->options(['A', 'B'])->required(true)->key('letter'),
+            ['letter' => 'Z'],
+            ['letter' => 'Der gewählte Wert für Buchstabe ist ungültig.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(RadioField::class)->name('Buchstabe')->options(['A', 'B'])->required(true)->key('letter'),
+            ['letter' => 'A'],
+            null
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxesField::class)->name('Buchstabe')->options(['A', 'B'])->key('letter'),
+            ['letter' => ['Z']],
+            ['letter.0' => 'Der gewählte Wert für Buchstabe ist ungültig.'],
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxesField::class)->name('Buchstabe')->options(['A', 'B'])->key('letter'),
+            ['letter' => 77],
+            ['letter' => 'Buchstabe muss ein Array sein.'],
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxesField::class)->name('Buchstabe')->options(['A', 'B'])->key('letter'),
+            ['letter' => ['A']],
+            null,
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxesField::class)->name('Buchstabe')->options(['A', 'B'])->key('letter'),
+            ['letter' => []],
+            null,
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxField::class)->name('Datenschutz')->required(false)->key('data'),
+            ['data' => 5],
+            ['data' => 'Datenschutz muss ein Wahrheitswert sein.'],
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxField::class)->name('Datenschutz')->required(false)->key('data'),
+            ['data' => false],
+            null
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxField::class)->name('Datenschutz')->required(true)->key('data'),
+            ['data' => false],
+            ['data' => 'Datenschutz muss akzeptiert werden.'],
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(CheckboxField::class)->name('Datenschutz')->required(true)->key('data'),
+            ['data' => true],
+            null,
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DropdownField::class)->name('Ja oder Nein')->required(true)->key('yes_or_no'),
+            ['yes_or_no' => null],
+            ['yes_or_no' => 'Ja oder Nein ist erforderlich.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DropdownField::class)->name('Buchstabe')->options(['A', 'B'])->required(false)->key('letter'),
+            ['letter' => 'Z'],
+            ['letter' => 'Der gewählte Wert für Buchstabe ist ungültig.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DropdownField::class)->name('Buchstabe')->options(['A', 'B'])->required(true)->key('letter'),
+            ['letter' => 'Z'],
+            ['letter' => 'Der gewählte Wert für Buchstabe ist ungültig.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(DropdownField::class)->name('Buchstabe')->options(['A', 'B'])->required(true)->key('letter'),
+            ['letter' => 'A'],
+            null
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(TextareaField::class)->name('Vorname der Mutter')->required(true)->key('vorname'),
+            ['vorname' => ''],
+            ['vorname' => 'Vorname der Mutter ist erforderlich.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(TextareaField::class)->name('Vorname der Mutter')->required(true)->key('vorname'),
+            ['vorname' => 5],
+            ['vorname' => 'Vorname der Mutter muss ein String sein.']
+        ];
+
+        yield [
+            FormtemplateFieldRequest::type(TextareaField::class)->name('Vorname der Mutter')->required(true)->key('vorname'),
+            ['vorname' => 5],
+            ['vorname' => 'Vorname der Mutter muss ein String sein.']
+        ];
+    }
+
+    public function testItValidatesGroupFieldWithParentGroupField(): void
+    {
+        $this->login()->loginNami();
+        $group = Group::factory()->has(Group::factory()->count(3), 'children')->create();
+        $foreignGroup = Group::factory()->create();
+        $form = Form::factory()
+            ->sections([FormtemplateSectionRequest::new()->fields([
+                FormtemplateFieldRequest::type(GroupField::class)->name('Gruppe')->parentGroup($group->id)->required(true)->key('group')
+            ])])
+            ->create();
+
+        $this->postJson(route('form.register', ['form' => $form]), ['group' => null])
+            ->assertJsonValidationErrors(['group' => 'Gruppe ist erforderlich.']);
+        $this->postJson(route('form.register', ['form' => $form]), ['group' => $foreignGroup->id])
+            ->assertJsonValidationErrors(['group' => 'Der gewählte Wert für Gruppe ist ungültig.']);
+    }
+
+    public function testGroupCanBeNull(): void
+    {
+        $this->login()->loginNami();
+        $form = Form::factory()
+            ->sections([FormtemplateSectionRequest::new()->fields([
+                FormtemplateFieldRequest::type(GroupField::class)->parentGroup(Group::factory()->create()->id)->required(false)->key('group')
+            ])])
+            ->create();
+
+        $this->postJson(route('form.register', ['form' => $form]), ['group' => null])
+            ->assertOk();
+    }
+
+    public function testItValidatesGroupWithParentFieldField(): void
+    {
+        $this->login()->loginNami();
+        $group = Group::factory()->has(Group::factory()->has(Group::factory()->count(3), 'children'), 'children')->create();
+        $foreignGroup = Group::factory()->create();
+        $form = Form::factory()
+            ->sections([FormtemplateSectionRequest::new()->fields([
+                FormtemplateFieldRequest::type(GroupField::class)->name('Übergeordnete Gruppe')->parentGroup($group->id)->required(true)->key('parentgroup'),
+                FormtemplateFieldRequest::type(GroupField::class)->name('Gruppe')->parentField('parentgroup')->required(true)->key('group')
+            ])])
+            ->create();
+
+        $this->postJson(route('form.register', ['form' => $form]), ['parentgroup' => $group->children->first()->id, 'group' => $foreignGroup->id])
+            ->assertJsonValidationErrors(['group' => 'Der gewählte Wert für Gruppe ist ungültig.']);
+        $this->postJson(route('form.register', ['form' => $form]), ['parentgroup' => $group->children->first()->id, 'group' => $group->children->first()->children->first()->id])
+            ->assertOk();
+    }
+}