DatBrowser/app/Notification/Notification.php

<?php

namespace App\Notification;

use App\Models\Job;
use App\Notification\Stringifiable\StringifiableSimpleText;
use function PHPUnit\Framework\isNull;

abstract class Notification {

    protected Job $job;
    private NotificationBody $body;

    public bool $isError;

    public function __construct(int $jobId, NotificationBody $body = null, bool $isError = false) {
        $this->job = Job::find($jobId);
        if ($body !== null) {
            $this->body = $body;
        }
        $this->isError = $isError;
    }

    public function setBody(NotificationBody $body) {
        $this->body = $body;
    }

    public function getTitle(): Stringifiable {
        return new StringifiableSimpleText($this->job->name);
    }

    public function getBody(): Stringifiable {
        return $this->body;
    }

    abstract public function getLinkURL(): ?string;

    public function getImageURL(): ?string {
        $imageProjectPath = $this->getImageProjectPath();
        if ($imageProjectPath === null) {
            return null;
        }
        return url($imageProjectPath);
    }

    abstract public function getImageProjectPath(): ?string;
}