<?php

declare(strict_types=1);

namespace App\Tests\Validator\Constraints;

use App\Form\Model\ParticipantDto;
use App\Validator\Constraints\ApplicantEmail;
use App\Validator\Constraints\ApplicantEmailValidator;
use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;

class ApplicantEmailValidatorTest extends ConstraintValidatorTestCase
{
    protected function createValidator(): ApplicantEmailValidator
    {
        return new ApplicantEmailValidator();
    }

    public function testApplicantWithValidEmailPassesValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 0; // Applicant
        $participant->email = 'test@example.com';

        $this->validator->validate($participant, new ApplicantEmail());

        $this->assertNoViolation();
    }

    public function testApplicantWithoutEmailFailsValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 0; // Applicant
        $participant->email = null;

        $this->validator->validate($participant, new ApplicantEmail());

        $this->buildViolation('Bitte angeben')
            ->atPath('property.path.email')
            ->assertRaised();
    }

    public function testApplicantWithEmptyEmailFailsValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 0; // Applicant
        $participant->email = '';

        $this->validator->validate($participant, new ApplicantEmail());

        $this->buildViolation('Bitte angeben')
            ->atPath('property.path.email')
            ->assertRaised();
    }

    public function testApplicantWithInvalidEmailFailsValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 0; // Applicant
        $participant->email = 'invalid-email';

        $this->validator->validate($participant, new ApplicantEmail());

        $this->buildViolation('Bitte eine gültige E-Mail Adresse angeben')
            ->atPath('property.path.email')
            ->assertRaised();
    }

    public function testNonApplicantWithoutEmailPassesValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 1; // Not applicant
        $participant->email = null;

        $this->validator->validate($participant, new ApplicantEmail());

        $this->assertNoViolation();
    }

    public function testNonApplicantWithEmptyEmailPassesValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 2; // Not applicant
        $participant->email = '';

        $this->validator->validate($participant, new ApplicantEmail());

        $this->assertNoViolation();
    }

    public function testNonApplicantWithValidEmailPassesValidation(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 1; // Not applicant
        $participant->email = 'participant@example.com';

        $this->validator->validate($participant, new ApplicantEmail());

        $this->assertNoViolation();
    }

    public function testNonApplicantWithInvalidEmailStillValidatesFormat(): void
    {
        $participant = new ParticipantDto();
        $participant->index = 1; // Not applicant
        $participant->email = 'invalid-email';

        $this->validator->validate($participant, new ApplicantEmail());

        // Non-applicants don't need email, but if provided it should be valid
        // However, our validator only checks format for applicants
        // The Email constraint on the property handles format validation for all participants
        $this->assertNoViolation();
    }
}