baoshi-was/app/Order.php

<?php

namespace App;

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

class Order extends Model
{
    //
    use ModelTimeFormat;

    protected $fillable = [
        'created_at', 'code', 'shop_id', 'owner_id', 'client_code',
        'logistic_id', 'consignee_name', 'consignee_phone', 'province',
        'city', 'district', 'address', 'wms_status'];

    protected $appends = [
        'logisticNumbers',
        'amount',
        'commodityPackages'
    ];

    public function logistic()
    {
        return $this->hasOne('App\Logistic', 'id', 'logistic_id');
    }

    public function issue()
    {
        return $this->belongsTo('App\OrderIssue', 'id', 'order_id');
    }

    public function shop()
    {
        return $this->belongsTo('App\Shop', 'shop_id', 'id');
    }

    public function owner()
    {
        return $this->hasOne('App\Owner', 'id', 'owner_id');
    }

    public function packages()
    {
        return $this->hasMany('App\OrderPackage','order_id','id');
    }

    public function getLogisticNumbersAttribute()
    {
        $packages = $this->packages;
        if (!$packages) {
            return [];
        } else {
            $arr = [];
            foreach ($packages as $package) {
                array_push($arr, $package->logistic_number);
            }
            return $arr;
        }
    }

    public function getAmountAttribute()
    {
        $packages = $this->packages;
        if (!$packages) {
            return 0;
        } else {
            $count = 0;
            foreach ($packages as $package) {
                foreach ($package->commodities as $item) {
                    $count += $item->amount;
                }
            }
            return $count;
        }
    }

    public function getCommodityPackagesAttribute()
    {
        $packages = $this->packages;
        if (!$packages) {
            return 0;
        } else {
            $count = 0;
            foreach ($packages as $package) {
                foreach ($package->commodities as $item) {
                    $count++;
                }
            }
            return $count;
        }
    }

    public function delete()
    {
        $this->packages()->delete();
        return parent::delete();
    }
    public function deleteSafe()
    {
        return parent::delete();
    }

}