<?php

declare(strict_types=1);

namespace Tests\Framework\Discovery\Results;

use App\Framework\Core\ValueObjects\ClassName;
use App\Framework\Core\ValueObjects\MethodName;
use App\Framework\Discovery\Results\AttributeRegistry;
use App\Framework\Discovery\ValueObjects\AttributeTarget;
use App\Framework\Discovery\ValueObjects\DiscoveredAttribute;

describe('AttributeRegistry', function () {
    beforeEach(function () {
        $this->registry = new AttributeRegistry();
    });

    it('can be instantiated', function () {
        expect($this->registry)->toBeInstanceOf(AttributeRegistry::class);
    });

    it('starts empty', function () {
        expect(count($this->registry))->toBe(0);
    });

    it('can add attributes', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        $this->registry->add('Test\\Attribute', $attribute);

        expect(count($this->registry))->toBe(1);
    });

    it('can retrieve attributes by class', function () {
        $attribute1 = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass1'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        $attribute2 = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass2'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        $this->registry->add('Test\\Attribute', $attribute1);
        $this->registry->add('Test\\Attribute', $attribute2);

        $attributes = $this->registry->get('Test\\Attribute');

        expect($attributes)->toBeArray();
        expect(count($attributes))->toBe(2);
        expect($attributes[0])->toBeInstanceOf(DiscoveredAttribute::class);
        expect($attributes[1])->toBeInstanceOf(DiscoveredAttribute::class);
    });

    it('returns empty array for non-existent attribute class', function () {
        $attributes = $this->registry->get('NonExistent\\Attribute');

        expect($attributes)->toBeArray();
        expect(count($attributes))->toBe(0);
    });

    it('can check if attribute class exists', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        expect($this->registry->has('Test\\Attribute'))->toBeFalse();

        $this->registry->add('Test\\Attribute', $attribute);

        expect($this->registry->has('Test\\Attribute'))->toBeTrue();
    });

    it('can get all attribute classes', function () {
        $attribute1 = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass1'),
            attributeClass: 'Test\\Attribute1',
            target: AttributeTarget::TARGET_CLASS
        );

        $attribute2 = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass2'),
            attributeClass: 'Test\\Attribute2',
            target: AttributeTarget::TARGET_CLASS
        );

        $this->registry->add('Test\\Attribute1', $attribute1);
        $this->registry->add('Test\\Attribute2', $attribute2);

        $all = $this->registry->getAllTypes();

        expect($all)->toBeArray();
        expect(count($all))->toBe(2);
        expect($all)->toContain('Test\\Attribute1');
        expect($all)->toContain('Test\\Attribute2');
    });

    it('can serialize and deserialize', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        $this->registry->add('Test\\Attribute', $attribute);

        $array = $this->registry->toArray();
        expect($array)->toBeArray();
        expect($array)->toHaveKey('mappings');

        $restored = AttributeRegistry::fromArray($array);
        expect($restored)->toBeInstanceOf(AttributeRegistry::class);
        expect(count($restored))->toBe(1);
        expect($restored->has('Test\\Attribute'))->toBeTrue();
    });

    it('can optimize for memory', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        $this->registry->add('Test\\Attribute', $attribute);

        $this->registry->optimize();

        // Should still contain the data after optimization
        expect($this->registry->has('Test\\Attribute'))->toBeTrue();
    });

    it('can clear cache', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\Attribute',
            target: AttributeTarget::TARGET_CLASS
        );

        $this->registry->add('Test\\Attribute', $attribute);
        expect($this->registry->has('Test\\Attribute'))->toBeTrue();

        $this->registry->clearCache();

        // Cache clearing shouldn't remove the data
        expect($this->registry->has('Test\\Attribute'))->toBeTrue();
    });

    it('handles method attributes', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\MethodAttribute',
            target: AttributeTarget::METHOD,
            methodName: MethodName::create('myMethod')
        );

        $this->registry->add('Test\\MethodAttribute', $attribute);

        $attributes = $this->registry->get('Test\\MethodAttribute');
        expect(count($attributes))->toBe(1);
        expect($attributes[0]->target)->toBe(AttributeTarget::METHOD);
        expect($attributes[0]->methodName)->not->toBeNull();
    });

    it('handles property attributes', function () {
        $attribute = new DiscoveredAttribute(
            className: ClassName::create('Test\\MyClass'),
            attributeClass: 'Test\\PropertyAttribute',
            target: AttributeTarget::PROPERTY,
            propertyName: 'myProperty'
        );

        $this->registry->add('Test\\PropertyAttribute', $attribute);

        $attributes = $this->registry->get('Test\\PropertyAttribute');
        expect(count($attributes))->toBe(1);
        expect($attributes[0]->target)->toBe(AttributeTarget::PROPERTY);
        expect($attributes[0]->propertyName)->toBe('myProperty');
    });
});