<?php

declare(strict_types=1);

namespace Tests\Unit\Framework\LiveComponents\Middleware;

use App\Framework\Core\ValueObjects\ClassName;
use App\Framework\Core\ValueObjects\MethodName;
use App\Framework\Discovery\Results\AttributeRegistry;
use App\Framework\Discovery\Results\DiscoveryRegistry;
use App\Framework\Discovery\Results\InterfaceRegistry;
use App\Framework\Discovery\Results\TemplateRegistry;
use App\Framework\Discovery\ValueObjects\AttributeTarget;
use App\Framework\Discovery\ValueObjects\DiscoveredAttribute;
use App\Framework\LiveComponents\Attributes\Middleware as MiddlewareAttribute;
use App\Framework\LiveComponents\Middleware\MiddlewareCollector;
use App\Framework\LiveComponents\Middleware\LoggingMiddleware;

describe('MiddlewareCollector', function () {
    beforeEach(function () {
        $this->attributeRegistry = new AttributeRegistry();
        $this->discoveryRegistry = new DiscoveryRegistry(
            attributes: $this->attributeRegistry,
            interfaces: new InterfaceRegistry([]),
            templates: new TemplateRegistry([])
        );
        $this->collector = new MiddlewareCollector($this->discoveryRegistry);
    });

    it('collects component-level middleware', function () {
        $componentClass = ClassName::create('Test\\Component');

        // Add component-level middleware attribute
        $discovered = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_CLASS,
            arguments: [LoggingMiddleware::class, 100]
        );

        $this->attributeRegistry->add(MiddlewareAttribute::class, $discovered);

        $middlewares = $this->collector->collectForAction(
            $componentClass,
            MethodName::create('testAction')
        );

        expect($middlewares)->toHaveCount(1);
        expect($middlewares[0]->middlewareClass)->toBe(LoggingMiddleware::class);
        expect($middlewares[0]->priority)->toBe(100);
    });

    it('collects action-level middleware', function () {
        $componentClass = ClassName::create('Test\\Component');
        $actionMethod = MethodName::create('testAction');

        // Add action-level middleware attribute
        $discovered = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_METHOD,
            methodName: $actionMethod,
            arguments: [LoggingMiddleware::class, 200]
        );

        $this->attributeRegistry->add(MiddlewareAttribute::class, $discovered);

        $middlewares = $this->collector->collectForAction(
            $componentClass,
            $actionMethod
        );

        expect($middlewares)->toHaveCount(1);
        expect($middlewares[0]->middlewareClass)->toBe(LoggingMiddleware::class);
        expect($middlewares[0]->priority)->toBe(200);
    });

    it('combines component and action-level middleware', function () {
        $componentClass = ClassName::create('Test\\Component');
        $actionMethod = MethodName::create('testAction');

        // Add component-level middleware
        $componentMiddleware = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_CLASS,
            arguments: [LoggingMiddleware::class, 100]
        );

        // Add action-level middleware
        $actionMiddleware = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_METHOD,
            methodName: $actionMethod,
            arguments: [\App\Framework\LiveComponents\Middleware\CachingMiddleware::class, 200]
        );

        $this->attributeRegistry->add(MiddlewareAttribute::class, $componentMiddleware);
        $this->attributeRegistry->add(MiddlewareAttribute::class, $actionMiddleware);

        $middlewares = $this->collector->collectForAction(
            $componentClass,
            $actionMethod
        );

        expect($middlewares)->toHaveCount(2);
        // Should be sorted by priority (higher first)
        expect($middlewares[0]->priority)->toBe(200);
        expect($middlewares[1]->priority)->toBe(100);
    });

    it('sorts middleware by priority descending', function () {
        $componentClass = ClassName::create('Test\\Component');

        // Add multiple middleware with different priorities
        $middleware1 = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_CLASS,
            arguments: [LoggingMiddleware::class, 50]
        );

        $middleware2 = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_CLASS,
            arguments: [\App\Framework\LiveComponents\Middleware\CachingMiddleware::class, 150]
        );

        $middleware3 = new DiscoveredAttribute(
            className: $componentClass,
            attributeClass: MiddlewareAttribute::class,
            target: AttributeTarget::TARGET_CLASS,
            arguments: [\App\Framework\LiveComponents\Middleware\RateLimitMiddleware::class, 100]
        );

        $this->attributeRegistry->add(MiddlewareAttribute::class, $middleware1);
        $this->attributeRegistry->add(MiddlewareAttribute::class, $middleware2);
        $this->attributeRegistry->add(MiddlewareAttribute::class, $middleware3);

        $middlewares = $this->collector->collectForAction(
            $componentClass,
            MethodName::create('testAction')
        );

        expect($middlewares)->toHaveCount(3);
        // Should be sorted by priority descending
        expect($middlewares[0]->priority)->toBe(150);
        expect($middlewares[1]->priority)->toBe(100);
        expect($middlewares[2]->priority)->toBe(50);
    });

    it('returns empty array when no middleware found', function () {
        $componentClass = ClassName::create('Test\\Component');

        $middlewares = $this->collector->collectForAction(
            $componentClass,
            MethodName::create('testAction')
        );

        expect($middlewares)->toBeEmpty();
    });
});