<?php

namespace Database\Factories;

use App\Models\StoreOrderItemModel;
use Illuminate\Database\Eloquent\Factories\Factory;

/**
 * 门店订单明细工厂（order_id / store_id / product_id 需调用方指定；
 * amount 未显式指定时按 price × quantity 自动计算；无需 Faker）
 *
 * @extends Factory<StoreOrderItemModel>
 */
class StoreOrderItemModelFactory extends Factory
{
    protected $model = StoreOrderItemModel::class;

    public function definition(): array
    {
        return [
            'order_id' => 0,
            'store_id' => 0,
            'product_id' => 0,
            'product_name' => '测试商品',
            'product_spec' => '500g/袋',
            'price' => number_format(random_int(100, 5000) / 100, 2, '.', ''),
            'quantity' => number_format(random_int(100, 10000) / 100, 2, '.', ''),
            'weight' => 0,
            'amount' => 0,
            'remark' => '',
        ];
    }

    public function configure(): static
    {
        return $this->afterMaking(function (StoreOrderItemModel $item): void {
            if ((float) $item->amount === 0.0 && (float) $item->price > 0 && (float) $item->quantity > 0) {
                $item->amount = bcmul((string) $item->price, (string) $item->quantity, 2);
            }
        });
    }
}