CreateEvent.php

<?php

namespace App\Jobs;

use App\Models\Domain;
use App\Models\Event;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\Http;

use Exception;

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

    /**
     * Create a new job instance.
     *
     * @return void
     */
    public function __construct()
    {
        //
    }

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



        $domains = Domain::all();


        foreach ($domains as $domain) {
            // checking a single domain

            try {
                $ping = Http::get('http://' . $domain->name);
                $crawlerError = false;
            } catch (Exception $e) {
                $crawlerError = true;
            }

            if($ping->successful() && $crawlerError == false) {
                // domain is up | checking last previous record
                $checkLatestEvent = $domain->events()->latest()->get()->first();

                // last record is not up, so adding a new one
                if($checkLatestEvent->type != 1) {
                    $event = new Event();
                    $event->type = 1; // 1 = up
                    $event->reason = 1; // 1 = 200 ok
                    $event->save();
                    $domain->events()->attach($event->id);

                    // todo email admin about site is up
                }

            } else {
                if($ping->failed()) {
                    $reason = 2; // 2 = forbidden error
                } elseif($ping->clientError()) {
                    $reason = 3; // 3 = client error
                } else {
                    $reason = 4; // 4 = server error
                }
                // domain is down | checking last previous record
                $checkLatestEvent = $domain->events()->latest()->get()->first();

                // last record is not down, so adding a new one
                if($checkLatestEvent->type != 2) {
                    $event = new Event();
                    $event->type = 2; // 2 = down
                    $event->reason = $reason;
                    $event->save();
                    $domain->events()->attach($event->id);

                    // todo email admin about site is down
                }
            }

        }
    }
}