<?php

declare(strict_types=1);

namespace App\Tests\Unit\Application\Article;

use App\Application\Article\ArticleValidator;
use App\Domain\Article\Article;
use App\Domain\Article\ArticleCondition;
use App\Domain\Article\ArticleType;
use App\Domain\Article\AttributeDefinition;
use App\Domain\Article\AttributeType;
use App\Domain\Article\AttributeValue;
use PHPUnit\Framework\TestCase;

final class ArticleValidatorTest extends TestCase
{
    private ArticleValidator $validator;
    private ArticleType $type;
    private AttributeDefinition $ramDef;
    private AttributeDefinition $cpuDef;

    protected function setUp(): void
    {
        $this->validator = new ArticleValidator();
        $this->type = new ArticleType('Notebook');
        $this->ramDef = new AttributeDefinition('RAM', AttributeType::String);
        $this->cpuDef = new AttributeDefinition('CPU', AttributeType::String);
        $this->type->addAttributeDefinition($this->ramDef);
        $this->type->addAttributeDefinition($this->cpuDef);
    }

    public function testValidWhenAllAttributesSet(): void
    {
        $article = new Article($this->type, 'NB-001', 'INV-001', 1, ArticleCondition::Good);
        $article->setAttributeValue(new AttributeValue($article, $this->ramDef, '16 GB'));
        $article->setAttributeValue(new AttributeValue($article, $this->cpuDef, 'Intel i7'));

        $missing = $this->validator->getMissingAttributes($article);

        $this->assertEmpty($missing);
        $this->assertTrue($this->validator->isValid($article));
    }

    public function testReturnsMissingAttributeNames(): void
    {
        $article = new Article($this->type, 'NB-001', 'INV-001', 1, ArticleCondition::Good);
        $article->setAttributeValue(new AttributeValue($article, $this->ramDef, '16 GB'));
        // cpuDef not set

        $missing = $this->validator->getMissingAttributes($article);

        $this->assertCount(1, $missing);
        $this->assertContains('CPU', $missing);
        $this->assertFalse($this->validator->isValid($article));
    }

    public function testAllMissingWhenNoValuesSet(): void
    {
        $article = new Article($this->type, 'NB-001', 'INV-001', 1, ArticleCondition::Good);

        $missing = $this->validator->getMissingAttributes($article);

        $this->assertCount(2, $missing);
    }
}