ldc-doux/app/Models/Slide.php

<?php

namespace App\Models;

use App\Lib\Utils;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Slide extends Model
{
    use HasFactory;

    /**
     * The attributes that should be cast to native types.
     *
     * @var array
     */
    protected $casts = [
        'date_start' => 'datetime',
        'date_end' => 'datetime',
    ];

    protected $fillable = [
        'title',
        'text',
        'link_label',
        'link',
        'link_new_tab',
        'slider_id',
        'picture',
        'date_start',
        'date_end'
    ];

    protected static function boot()
    {
        static::creating(function (Slide $slide) {
            if ($slide->picture) {
                $slide->picture = Utils::storeImage($slide->picture, $slide->getTable());
            }
        });

        static::updating(function (Slide $slide) {
            if ($slide->picture) {
                $slide->picture = Utils::storeImage($slide->picture, $slide->getTable());
            }
        });
        parent::boot();
    }

    public function slider()
    {
        return $this->belongsTo(Slider::class);
    }
}