<?php

declare(strict_types=1);

namespace Analyze;

use Kartierung\Analyze\InvalidRepository;
use Kartierung\Analyze\RepositoryAnalyzer;
use Kartierung\Analyze\RepositoryMethodParameter;
use Kartierung\Analyze\Validate\ResolutionStrategyFactory;
use Kartierung\FullEntity;
use Kartierung\InvalidListResultOfRepository;
use Kartierung\Repository;
use PHPUnit\Framework\TestCase;

class RepositoryAnalyzerTest extends TestCase
{
    public function testQueryAttributeIsRead(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $this->assertEquals('SELECT something', $result->methods['fetchWithQuery']->query);
    }

    public function testEntityReturnTypeIsAnalyzed(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $this->assertEquals(FullEntity::class, $result->methods['fetchWithQuery']->returnType);
    }

    public function testArrayReturnTypeIsRead(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $this->assertEquals('array', $result->methods['fetchArray']->returnType);
    }

    public function testVoidReturnTypeIsRead(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $this->assertEquals('void', $result->methods['insert']->returnType);
    }

    public function testListResultOfIsRead(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $this->assertEquals(FullEntity::class, $result->methods['fetchArray']->returnListType);
    }

    public function testInvalidListResultOfIsReported(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // Then
        $this->expectException(InvalidRepository::class);

        // When
        $analyzer->analyze(InvalidListResultOfRepository::class);
    }

    public function testUnionReturnTypeIsReported(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // Then
        $this->expectException(InvalidRepository::class);

        // When
        $analyzer->analyze(InvalidRepository::class);
    }

    public function testParametersAreAnalyzed(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $method = $result->methods['doSomethingWithParameters'];
        /** @var array<RepositoryMethodParameter> $parameters */
        $parameters = $method->parameters;

        $this->assertCount(2, $parameters);
        $this->assertEquals('stringParam', $parameters[0]->name);
        $this->assertEquals('string', $parameters[0]->type);

        $this->assertEquals('intParam', $parameters[1]->name);
        $this->assertEquals('int', $parameters[1]->type);
    }

    public function testNullableReturnType(): void
    {
        // Given
        $analyzer = new RepositoryAnalyzer(new ResolutionStrategyFactory());

        // When
        $result = $analyzer->analyze(Repository::class);

        // Then
        $method = $result->methods['findById'];
        $this->assertEquals('?Kartierung\FullEntity', $method->returnType);
        $this->assertTrue($method->returnsNullable());
    }
}