RailwayTwo/app/Models/Order.php

<?php

namespace App\Models;

use Carbon\Carbon;

class Order extends BaseModel
{
    public static function createOrderNumber()
    {
        $times = 10;
        $str = substr(Carbon::now()->format('Ymdhis'), 2);
        do {
            $str = $str . mt_rand(10000, 99999);
            $res = self::where('order_number', $str)->first();
            if(!$res) break;
            $times = $times - 1;
        } while($times);

        return $str;
    }

    public function user()
    {
        return $this->belongsTo('App\Models\User', 'user_id');
    }

    public function project()
    {
        return $this->belongsTo('App\Models\Project', 'project_id');
    }

    public function workPoint()
    {
        return $this->belongsTo('App\Models\WorkPoint', 'work_point_id');
    }

    public function devices()
    {
        return $this->belongsToMany('App\Models\Device', 'order_devices', 'order_id', 'device_id')->withPivot('name', 'quantity', 'price', 'start_date', 'end_date', 'id');
    }

    public function getOrderStatus(Project $project, $user, $is_draft)
    {
        if($is_draft) {
            return Option::get('orders', 'status', 'checking');
        }
        if($project->isTopLevel($user)) {
            return Option::get('orders', 'status', 'pass');
        }
        return Option::get('orders', 'status', 'checking');
    }

    public function getStatusName()
    {
        $option = Option::find($this['status']);
        if(!$option) return '';
        if($option['key'] == 'checking') return $option['name'];
        else if(in_array($option['key'], ['checked', 'reject'])) {
            $project_role = ProjectRole::find($this['last_project_role_id']);
            return $project_role ? $project_role->name . ' - ' . $option['name'] : $option['name'];
        } else if($option['key'] == 'pass') {
            return '提交人 - 已确定';
        }
        return '';
    }

    public function updateMoney()
    {
        $total = 0;
        $devices = OrderDevice::where('order_id', '=', $this['id'])->get();
        foreach($devices as $device) {
            $total = $total + ($device['price'] * (int)$device['quantity']);
        }
        $this->update(['money' => $total]);
    }
}