invoiceninja/app/Jobs/Product/UpdateOrCreateProduct.php

<?php
/**
 * Invoice Ninja (https://invoiceninja.com)
 *
 * @link https://github.com/invoiceninja/invoiceninja source repository
 *
 * @copyright Copyright (c) 2019. Invoice Ninja LLC (https://invoiceninja.com)
 *
 * @license https://opensource.org/licenses/AAL
 */

namespace App\Jobs\Product;

use App\Models\Company;
use App\Models\Payment;
use App\Models\Product;
use App\Repositories\InvoiceRepository;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Database\Capsule\Eloquent;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;

class UpdateOrCreateProduct implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    private $products;

    private $invoice;

    /**
     * Create a new job instance.
     *
     * @return void
     */
    public function __construct($products, $invoice)
    {

        $this->products = $products;
        
        $this->invoice = $invoice;

    }

    /**
     * Execute the job.
     *
     * 
     * @return void
     */
    public function handle()
    {

        foreach($this->products as $item)
        {

            $product = Product::firstOrNew(['product_key' => $item->product_key, 'company_id' => $this->invoice->company->id]);
                
            $product->product_key = $item->product_key;
            $product->notes = $item->notes;
            $product->cost = $item->cost;
            $product->price = $item->price;
            $product->quantity = $item->quantity;
            $product->tax_name1 = $item->tax_name1;
            $product->tax_rate1 = $item->tax_rate1;
            $product->tax_name2 = $item->tax_name2;
            $product->tax_rate2 = $item->tax_rate2;
            $product->custom_value1 = $item->custom_value1;
            $product->custom_value2 = $item->custom_value2;
            $product->custom_value3 = $item->custom_value3;
            $product->custom_value4 = $item->custom_value4;  
            $product->user_id = $this->invoice->user_id;
            $product->company_id = $this->invoice->company_id;
            $product->project_id = $this->invoice->project_id;
            $product->vendor_id = $this->invoice->vendor_id;
            $product->save();
                
        }

    }

}