cssd-back/app/Package.php

<?php

    namespace App;

    use Illuminate\Database\Eloquent\Model;

    class Package extends Model
    {
        public $fillable = [ 'name' , 'unique_id' , 'user_id' , 'note' , 'verified' , 'udi' ];

        public function user()
        {
            return $this->belongsTo( 'App\User' );
        }

        public function items()
        {
            return $this->belongsToMany( 'App\Item' , 'item_package' )->withPivot( 'count' );
        }

        public function labels()
        {
            return $this->hasMany( 'App\Label' );
        }

    }