erp/app/Listeners/BatchStockWarning.php

<?php

namespace App\Listeners;

use App\Events\BatchStockUpdateEvent;
use App\Models\GoodsSku;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Queue\InteractsWithQueue;

class BatchStockWarning implements ShouldQueue
{
    use InteractsWithQueue;

    /**
     * Create the event listener.
     *
     * @return void
     */
    public function __construct()
    {
        //
    }

    public function handle(BatchStockUpdateEvent $event)
    {
        if (!$event->stockWarning) {
            return;
        }
        $warningIds = $normalIds = $downIds = [];
        foreach ($event->goodsSkus as $goodsSku) {
            if (0 >= $goodsSku['stock']) {
                $downIds[] = $goodsSku['id'];
            } elseif (5 < $goodsSku['stock']) {
                $normalIds[] = $goodsSku['id'];
            } else {
                $warningIds[] = $goodsSku['id'];
            }
        }
        if ($warningIds) {
            GoodsSku::query()->whereIn('id', $warningIds)->update(['status' => 2]);
        }
        if ($normalIds) {
            GoodsSku::query()->whereIn('id', $normalIds)->update(['status' => 1]);
        }
        if ($downIds) {
            GoodsSku::query()->whereIn('id', $downIds)->update(['status' => 0]);
        }
    }
}