<?php

namespace App;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class Item extends Model
{

    use SoftDeletes;
    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = [
        'iid', 'uid', 'description', 'eid', 'cid', 'returned_at'
    ];


    protected $primaryKey = 'iid';

    /**
     * The attributes excluded from the model's JSON form.
     *
     * @var array
     */
    protected $hidden = ['created_at','updated_at', 'deleted_at', 'returned_at', 'eid', 'iid'];

    public static function restored($callback)
    {
    }

    public static function create(array $attributes = [])
    {
        $uid = static::query()->where('eid',$attributes['eid'])->max('uid') + 1;
        $attributes['uid'] = $uid;
        static::query()->create($attributes);
        return Item::find($uid);
    }

    protected static function extended($columns=Array()){
        return Item::whereNull('returned_at')
            ->join('containers','items.cid','=','containers.cid')
            ->leftJoin('currentfiles','items.iid','=','currentfiles.iid');
    }

    static function byEvent($eid){
        return Item::extended()->where('eid','=',$eid)
            ->select('items.*','currentfiles.hash as file', 'containers.name as box');
    }

    static function all($columns=Array()){
        return Item::extended($columns)
            ->select('items.*','currentfiles.hash as file', 'containers.name as box')
            ->get();
    }

    static function find($id){
        return Item::extended()
            ->select('items.*','currentfiles.hash as file', 'containers.name as box')
            ->where('items.iid', '=', $id)->first();
    }
}