<?php

declare(strict_types=1);

namespace App\Queries\Discounts;

use App\Contracts\Query;
use App\Contracts\QueryInput;
use App\Dto\DiscountDto;
use App\Models\Discount;
use App\Services\DataTableService;
use Illuminate\Contracts\Pagination\LengthAwarePaginator;
use Webmozart\Assert\Assert;

/**
 * @implements \App\Contracts\Query<
 *     \App\Queries\Discounts\GetPaginatedDiscountsQueryInput,
 *     \Illuminate\Contracts\Pagination\LengthAwarePaginator<int, \App\Dto\DiscountDto>
 * >
 */
final readonly class GetPaginatedDiscountsQuery implements Query
{
    public function __construct(
        private DataTableService $dataTable,
    ) {
    }

    /**
     * @param  \App\Queries\Discounts\GetPaginatedDiscountsQueryInput  $input
     * @return \Illuminate\Contracts\Pagination\LengthAwarePaginator<int, \App\Dto\DiscountDto>
     */
    #[\Override]
    public function __invoke(QueryInput $input): LengthAwarePaginator
    {
        Assert::isInstanceOf($input, GetPaginatedDiscountsQueryInput::class);

        $query = Discount::query();

        $this->dataTable->sortQuery(Discount::class, $query);

        $paginator = $this->dataTable->paginateQuery($query, $input->pagination);

        return $paginator->through(fn (Discount $discount): DiscountDto => DiscountDto::fromModel($discount));
    }
}