<?php

namespace App\Http\Controllers;

use Illuminate\Pagination\LengthAwarePaginator;
use Lunar\Models\Collection;
use Modules\Core\Catalog\ProductFilters;
use Modules\Core\Catalog\ProductService;

class CategoryController extends Controller
{
    public function __construct(
        private readonly ProductService $products,
    ) {}

    public function show(string $locale, Collection $collection)
    {
        $perPage = 12;
        $page = (int) request('page', 1);

        // Listing/filtering reads from the Meilisearch index via ProductService,
        // not Eloquent — see Modules\Core\Catalog\ProductService. It returns plain
        // arrays (already localized/flattened), not Product models.
        $result = $this->products->list(
            filters: new ProductFilters(collectionId: $collection->id),
            perPage: $perPage,
            page: $page,
        );

        $products = new LengthAwarePaginator(
            items: collect($result['data'])->map(fn (array $product) => [
                'name' => $product['name'],
                'price' => $product['price'],
                'image' => $product['media'][0]['url'] ?? null,
                'href' => route('product.show', ['product' => $product['id']]),
            ]),
            total: $result['meta']['total'],
            perPage: $result['meta']['per_page'],
            currentPage: $result['meta']['current_page'],
            options: [
                'path' => request()->url(),
                'query' => request()->query(),
            ],
        );

        return view('category.show', [
            'collection' => $collection,
            'products' => $products,
        ]);
    }
}