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'];
    public function user()
    {
        return $this->belongsTo('App\User');
    }
    public function items()
    {
        return $this->belongsToMany('App\Item', 'item_package');
    }
    public function packs()
    {
        return $this->belongsToMany('App\Pack', 'pack_package');
    }

}