<?php

use App\Models\Ecommerce\Product\Collection\Collection;
use App\Models\Ecommerce\Product\Product\Product;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\Config;
use Illuminate\Support\Str;

uses(RefreshDatabase::class);

beforeEach(function () {
    Config::set('ecommerce.api.token', 'test-token');
});

function createCollection(array $attributes = []): Collection
{
    $name = $attributes['name'] ?? 'Test Collection '.Str::random(5);
    // Handle name translation if it's not an array
    $nameValue = is_array($name) ? $name : ['en' => $name];
    $slug = Str::slug(is_array($name) ? ($name['en'] ?? reset($name)) : $name);

    return Collection::create(array_merge([
        'name' => $nameValue,
        'slug' => $slug,
        'is_visible' => true,
        'sort_order' => 1,
    ], $attributes));
}

function createProductForCollection(array $attributes = []): Product
{
    $name = $attributes['name'] ?? 'Test Product '.Str::random(5);

    return Product::create(array_merge([
        'name' => $name,
        'slug' => Str::slug($name),
        'is_visible' => true,
        'price_amount' => 100.00,
        'stock' => 10,
        'parent_id' => null,
    ], $attributes));
}

test('can list collections', function () {
    // Arrange
    createCollection(['name' => 'Collection 1']);
    createCollection(['name' => 'Collection 2']);
    createCollection(['name' => 'Collection 3']);

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson('/api/v1/collections');

    // Assert
    $response->assertOk()
        ->assertJsonStructure([
            'data' => [
                '*' => [
                    'id',
                    'name',
                    'slug',
                ],
            ],
        ]);

    $this->assertCount(3, $response->json('data'));
});

test('does not list invisible collections', function () {
    // Arrange
    createCollection(['name' => 'Visible', 'is_visible' => true]);
    createCollection(['name' => 'Invisible', 'is_visible' => false]);

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson('/api/v1/collections');

    // Assert
    $response->assertOk();
    $this->assertCount(1, $response->json('data'));
    $this->assertEquals('Visible', $response->json('data.0.name'));
});

test('can list paginated collections', function () {
    // Arrange
    $collections = collect(range(1, 10))->map(fn () => createCollection());

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson('/api/v1/collections-paginated?perPage=5');

    // Assert
    $response->assertOk()
        ->assertJsonStructure([
            'data',
        ]);

    $this->assertCount(5, $response->json('data'));
});

test('can show a specific collection', function () {
    // Arrange
    $collection = createCollection(['name' => 'Test Collection']);

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson("/api/v1/collections/{$collection->id}");

    // Assert
    $response->assertOk()
        ->assertJson([
            'data' => [
                'id' => $collection->id,
                'name' => 'Test Collection',
            ],
        ]);
});

test('returns 404 for non-existent collection', function () {
    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson('/api/v1/collections/99999');

    // Assert
    $response->assertNotFound();
});

test('returns 404 for invalid collection id format', function () {
    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson('/api/v1/collections/invalid-id');

    // Assert
    $response->assertNotFound();
});

test('can list products for a collection', function () {
    // Arrange
    $collection = createCollection();
    $products = collect(range(1, 5))->map(fn () => createProductForCollection());

    // Attach products to collection
    $collection->products()->attach($products->pluck('id'));

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson("/api/v1/collections/{$collection->id}/products");

    // Assert
    $response->assertOk()
        ->assertJsonStructure([
            'data' => [
                '*' => [
                    'id',
                    'name',
                ],
            ],
        ]);

    $this->assertCount(5, $response->json('data'));
});

test('does not list invisible products for a collection', function () {
    // Arrange
    $collection = createCollection();
    $visibleProduct = createProductForCollection(['is_visible' => true]);
    $invisibleProduct = createProductForCollection(['is_visible' => false]);

    // Attach products to collection
    $collection->products()->attach([$visibleProduct->id, $invisibleProduct->id]);

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson("/api/v1/collections/{$collection->id}/products");

    // Assert
    $response->assertOk();
    $this->assertCount(1, $response->json('data'));
    $this->assertEquals($visibleProduct->id, $response->json('data.0.id'));
});

test('returns empty product list for collection with no products', function () {
    // Arrange
    $collection = createCollection();

    // Act
    $response = $this->withHeaders([
        'Api-Token' => 'test-token',
        'Accept' => 'application/json',
    ])->getJson("/api/v1/collections/{$collection->id}/products");

    // Assert
    $response->assertOk();
    $this->assertCount(0, $response->json('data'));
});