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','create_at','rejected_bill_id','rejecting_status','result_explain',
        'situation_explain', 'order_issue_type_id','second_order_id','is_new_rejecting',
        'final_status','logistic_indemnity_money','logistic_express_remission','baoshi_indemnity_money','baoshi_express_remission','user_workgroup_id'];

    protected $appends = [
        'secondLogisticNumber',
        'createLog',
        'endLog',
        'processingTime'
    ];

    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 issueType(){
        return $this->belongsTo('App\OrderIssueType','order_issue_type_id','id');
    }

    public function logs(){
        return $this->hasMany('App\OrderIssueProcessLog','order_issue_id','id');
    }

    public function top(){
        return $this->hasOne('App\OrderIssueOnTop','order_issue_id','id');
    }

    public function userWorkGroup(){
        return $this->belongsTo('App\UserWorkgroup','user_workgroup_id','id');
    }

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

    public function getSecondLogisticNumberAttribute(){
        return $this['secondOrder']['code'] ??'';
    }
    public function getCreateLogAttribute(){
        return $this->logs->where('type','创建')->first();
    }
    public function getEndLogAttribute(){
        return $this->logs->where('type','完结')->first();
    }
    public function getProcessingTimeAttribute(){
        $createLogs = $this->getCreateLogAttribute();
        $endLogs =$this->getEndLogAttribute();
        if( ($createLogs ?? false) && ($endLogs ?? false)){
            $time = date_diff($createLogs->create_at,$endLogs->create_at);
            return $time->format('H天I小时');
        }
        return null;
    }


    public function delete()
    {
        $this->order()->delete();
        $this->logs()->delete();
        $this->top()->delete();
        return parent::delete();
    }

    public function deleteSafe(){
        return parent::delete();
    }

}