metr/backend/app/Models/Order.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Order extends Model
{
    use HasFactory;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'offer_id',
        'user_id',
        'start_date',
        'end_date',
        'price',
        'discount',
    ];

    /**
     * The attributes that should be cast.
     *
     * @var array<string, string>
     */
    protected $casts = [
        'start_date' => 'datetime',
        'end_date' => 'datetime',
        'price' => 'double',
        'discount' => 'double',
    ];
}