ldc-legaulois/app/Models/Message.php

<?php

namespace App\Models;

use App\Casts\NiceDate;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Carbon;

class Message extends Model
{

    protected $casts = [
        'created_at' => NiceDate::class,
    ];

    protected $fillable = [
        'message',
        'to'
    ];

    public function toCustomer()
    {
        return $this->belongsTo(Customers::class, 'to');
    }

    public function fromCustomer()
    {
        return $this->belongsTo(Customers::class, 'from');
    }

    public static function getMessagesOlderThan(int $days)
    {
        return Message::where('updated_at', '<', Carbon::now()->subDays($days));
    }

    public function notifiable()
    {
        return $this->morphOne(Notifications::class, 'notifiable');
    }
}