baoshi-was/app/OrderIssue.php

<?php

namespace App;

use App\Traits\ModelTimeFormat;
use Illuminate\Database\Eloquent\Model;

class OrderIssue extends Model
{
    //
    use ModelTimeFormat;

    protected $fillable = ['order_id','handle_status','create_at','rejected_bill_id','rejecting_status',
        'situation_explain', 'order_issue_type_id','result_explain','second_order_id','second_logistic_number',
        'final_status','logistic_indemnity_money','logistic_express_remission','baoshi_indemnity_money','baoshi_express_remission','user_workgroup_id'];

    protected $appends = [
        'creator',
    ];

    public function order(){
        return $this->belongsTo('App/Order','order_id','id');
    }

    public function rejectedBill(){
        return $this->belongsTo('App/RejectedBill','rejected_bill_id','id');
    }

    public function orderIssueType(){
        return $this->belongsTo('App/OrderIssueType','order_issue_type_id','id');
    }

    public function workgroup(){
        return $this->belongsTo('App/UserWorkgroup','UserWorkgroup','id');
    }

    public function secondOrder(){
        return $this->belongsTo('App/Order','second_order_id','id');
    }

    public function setCreatorAttribute ($id,$user_id){
        Sign::updateOrCreate(['signable_type'=>'orders','signable_id'=>$id,'field'=>'creator','mark'=>$user_id]);
    }

    public function getCreatorAttribute(){
        return  $this->hasOne('App\Sign','signable_id','id')
            ->where('signable_type','orders')
            ->where('field','creator')
            ->value('mark');
    }


}