ldc-mesbr-app/app/Models/Basket.php

<?php

namespace App\Models;

use App\Campagne;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Basket extends Model
{
    use HasFactory;

    /**
     * Customer model relation
     * @return BelongsTo
     */
    public function customer()
    {
        return $this->belongsTo(Customers::class, 'customer_id', 'id');
    }

    /**
     * Campagne model relation
     * @return BelongsTo
     */
    public function campagne()
    {
        return $this->belongsTo(Campagne::class, 'campagne_id', 'camp_id');
    }

    /**
     * BasketContent model relation
     * @return HasMany
     */
    public function contents()
    {
        return $this->hasMany(BasketContent::class);
    }
}