<?php

namespace Jltx\Routes\Tests\Feature;

use Jltx\Routes\Attribute\Get;
use Jltx\Routes\Attribute\Middleware;
use Jltx\Routes\Attribute\Post;
use Jltx\Routes\Attribute\Prefix;
use Jltx\Routes\Attribute\Version;
use Jltx\Routes\Tests\Fixtures\Controllers\TestController;
use Jltx\Routes\Tests\TestCase;
use ReflectionClass;

class RouteRegistrationTest extends TestCase
{
    /** @test */
    public function it_can_scan_controller_and_extract_attributes()
    {
        // 测试控制器类的属性提取
        $reflection = new ReflectionClass(TestController::class);

        // 检查类级别的属性
        $prefixAttrs = $reflection->getAttributes(Prefix::class);
        $versionAttrs = $reflection->getAttributes(Version::class);
        $middlewareAttrs = $reflection->getAttributes(Middleware::class);

        $this->assertCount(1, $prefixAttrs);
        $this->assertCount(1, $versionAttrs);
        $this->assertCount(1, $middlewareAttrs);

        // 检查方法级别的属性
        $methods = $reflection->getMethods();

        // 查找 getUsers 方法
        $getUsersMethod = null;
        foreach ($methods as $method) {
            if ($method->getName() === 'getUsers') {
                $getUsersMethod = $method;
                break;
            }
        }

        $this->assertNotNull($getUsersMethod);
        $getAttrs = $getUsersMethod->getAttributes(Get::class);
        $this->assertCount(1, $getAttrs);
    }

    /** @test */
    public function it_can_create_route_attribute_instances()
    {
        // 测试创建路由属性实例
        $reflection = new ReflectionClass(TestController::class);
        $methods = $reflection->getMethods();

        // 查找 createUser 方法
        $createUserMethod = null;
        foreach ($methods as $method) {
            if ($method->getName() === 'createUser') {
                $createUserMethod = $method;
                break;
            }
        }

        $this->assertNotNull($createUserMethod);

        // 获取 Post 属性实例
        $postAttrs = $createUserMethod->getAttributes(Post::class);
        $this->assertCount(1, $postAttrs);

        $postInstance = $postAttrs[0]->newInstance();
        $this->assertInstanceOf(Post::class, $postInstance);
        $this->assertEquals('users', $postInstance->path);
    }

    /** @test */
    public function it_supports_multiple_middleware_attributes()
    {
        // 测试重复的中间件属性支持
        $reflection = new ReflectionClass(TestController::class);
        $methods = $reflection->getMethods();

        // 查找 createUser 方法（应该有两个中间件：类级别的 auth 和方法级别的 admin）
        $createUserMethod = null;
        foreach ($methods as $method) {
            if ($method->getName() === 'createUser') {
                $createUserMethod = $method;
                break;
            }
        }

        $this->assertNotNull($createUserMethod);

        $middlewareAttrs = $createUserMethod->getAttributes(Middleware::class);
        // 方法级别应该有一个 Middleware 属性
        $this->assertCount(1, $middlewareAttrs);

        // 类级别的 Middleware 属性也需要被检测到
        $classMiddlewareAttrs = $reflection->getAttributes(Middleware::class);
        $this->assertCount(1, $classMiddlewareAttrs);
    }

    /** @test */
    public function it_can_override_version_attribute()
    {
        // 测试版本属性覆盖
        $reflection = new ReflectionClass(TestController::class);
        $methods = $reflection->getMethods();

        // 查找 getPost 方法（应该覆盖类级别的版本）
        $getPostMethod = null;
        foreach ($methods as $method) {
            if ($method->getName() === 'getPost') {
                $getPostMethod = $method;
                break;
            }
        }

        $this->assertNotNull($getPostMethod);

        $versionAttrs = $getPostMethod->getAttributes(Version::class);
        $this->assertCount(1, $versionAttrs);

        $versionInstance = $versionAttrs[0]->newInstance();
        $this->assertEquals('v3', $versionInstance->version);
    }

    /** @test */
    public function it_can_parse_class_file_for_namespace_and_class_name()
    {
        // 测试从文件中解析命名空间和类名
        $content = file_get_contents(__DIR__.'/../Fixtures/Controllers/TestController.php');

        $namespace = null;
        $class = null;

        if (preg_match('/namespace\s+(.+?);/', $content, $ns) &&
            preg_match('/class\s+(\w+)/', $content, $cls)) {
            $namespace = $ns[1];
            $class = $cls[1];
        }

        $this->assertEquals('Jltx\Routes\Tests\Fixtures\Controllers', $namespace);
        $this->assertEquals('TestController', $class);
    }
}