<?php

declare(strict_types=1);

namespace Tests\Unit\FormBuilder\Publishing;

use App\FormBuilder\Publishing\ConditionalRequirement;
use App\FormBuilder\Publishing\PublishGuard;
use App\FormBuilder\Publishing\PublishGuardResult;
use App\Models\FormBuilder\FormSchema;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

final class ConditionalRequirementTest extends TestCase
{
    use RefreshDatabase;

    public function test_passes_when_predicate_false_regardless_of_sub_guard(): void
    {
        $schema = FormSchema::factory()->create();

        $guard = new ConditionalRequirement(
            predicate: fn (): bool => false,
            subGuard: $this->alwaysFails(),
            code: 'test_predicate_false',
        );

        $result = $guard->evaluate($schema);
        $this->assertTrue($result->passed);
        $this->assertSame('conditional:test_predicate_false', $result->guardCode);
    }

    public function test_passes_when_predicate_true_and_sub_passes(): void
    {
        $schema = FormSchema::factory()->create();

        $guard = new ConditionalRequirement(
            predicate: fn (): bool => true,
            subGuard: $this->alwaysPasses(),
            code: 'test_sub_passes',
        );

        $result = $guard->evaluate($schema);
        $this->assertTrue($result->passed);
    }

    public function test_fails_when_predicate_true_and_sub_fails(): void
    {
        $schema = FormSchema::factory()->create();

        $guard = new ConditionalRequirement(
            predicate: fn (): bool => true,
            subGuard: $this->alwaysFails(),
            code: 'test_sub_fails',
        );

        $result = $guard->evaluate($schema);
        $this->assertFalse($result->passed);
        $this->assertSame('conditional:test_sub_fails', $result->guardCode);
        $this->assertSame('inner_failure', $result->messageKey);
        $this->assertSame('inner_guard', $result->context['delegated_to']);
    }

    private function alwaysPasses(): PublishGuard
    {
        return new class implements PublishGuard {
            public function code(): string { return 'inner_guard'; }
            public function evaluate(FormSchema $schema): PublishGuardResult
            {
                return PublishGuardResult::passed($this->code());
            }
        };
    }

    private function alwaysFails(): PublishGuard
    {
        return new class implements PublishGuard {
            public function code(): string { return 'inner_guard'; }
            public function evaluate(FormSchema $schema): PublishGuardResult
            {
                return PublishGuardResult::failed($this->code(), 'inner_failure');
            }
        };
    }
}