zh_food/app/Servers/printer/PrinterServer.php

<?php


namespace App\Servers\printer;



use App\Models\ErrorRecord;
use App\Models\Order;
use App\Models\OrderItem;

/**
 * 打印机服务
 */
class PrinterServer
{
    /**
     * 错误信息
     * @var string
     */
    private $errorMsg = '';

    static private $server = '';


    private function __construct()
    {
    }



    /**
     * 创建对象
     * @return PrinterServer
     */
    static function creatServer()
    {
        if (empty(self::$server)) {
            self::$server = new PrinterServer();
        }
        return self::$server;
    }

    /**
     * 添加打印机
     * @param $brand_id
     * @param $sn
     * @param $key
     * @param string $name
     * @return bool
     */
    function addPrinter($brand_id,$sn,$key,$name='')
    {
        if ($brand_id == 1){//商鹏
            $sendServer = SpyunServer::creatServer();
        }elseif ($brand_id == 2){//飞鹅
            $sendServer = FeieYunServer::creatServer();
        }elseif ($brand_id == 3){//芯烨
            $sendServer = XprinterServer::creatServer();
        }elseif ($brand_id == 4){//佳博
            $sendServer = PoscomServer::creatServer();
        }elseif ($brand_id == 5){//大趋智能
            $sendServer = TrenditServer::creatServer();
        }elseif ($brand_id == 6){//易联云
            $sendServer = YlyServer::creatServer();
        }


        $result = $sendServer->addPrinter($sn,$key,$name);

        if (!$result) {
            $this->errorMsg = $sendServer->getErrorMsg();
            return false;
        }
        return true;
    }

    /**
     * 删除打印机
     * @param $brand_id
     * @param $sn
     * @return bool
     */
    function delPrinter($brand_id,$sn)
    {
        if ($brand_id == 1){//商鹏
            $sendServer = SpyunServer::creatServer();
        }elseif ($brand_id == 2){//飞鹅
            $sendServer = FeieYunServer::creatServer();
        }elseif ($brand_id == 3){//芯烨
            $sendServer = XprinterServer::creatServer();
        }elseif ($brand_id == 4){//佳博
            $sendServer = PoscomServer::creatServer();
        }elseif ($brand_id == 5){//大趋智能
            $sendServer = TrenditServer::creatServer();
        }elseif ($brand_id == 6){//易联云
            $sendServer = YlyServer::creatServer();
        }

        $result = $sendServer->deletePrinter($sn);

        if (!$result) {
            $this->errorMsg = $sendServer->getErrorMsg();
            return false;
        }
        return true;
    }

    /**
     * 发送打印
     * @return bool
     */
    function sendPrints($brand_id,$sn,$order_id,$is_test=0)
    {
        if (!$is_test){
            $order = Order::where('id',$order_id)
                ->where('is_del',0)
                ->where('order_status',2)
                ->select(['id','order_sn','m_id','order_type','number','note','pay_money','goods_number','pack_price','created_at','shop_id'])
                ->first();
            if (empty($order)) {
                ErrorRecord::create(['msg' => '订单不存在打印失败：', 'data' => $order_id]);
                $this->errorMsg = '订单不存在';
                return false;
            }
            $order->{'item'} = OrderItem::where('order_id',$order_id)->select(['goods_name','goods_attr','goods_number','goods_price'])->get();
        }else{
            $order = [];
        }


        if ($brand_id == 1){
            $sendServer = SpyunServer::creatServer();
        }elseif ($brand_id == 2){//飞鹅
            $sendServer = FeieYunServer::creatServer();
        }elseif ($brand_id == 3){//芯烨
            $sendServer = XprinterServer::creatServer();
        }elseif ($brand_id == 4){//佳博
            $sendServer = PoscomServer::creatServer();
        }elseif ($brand_id == 5){//大趋智能
            $sendServer = TrenditServer::creatServer();
        }elseif ($brand_id == 6){//易联云
            $sendServer = YlyServer::creatServer();
        }

        $result = $sendServer->prints($is_test,$sn,$order);

        if (!$result) {
            $this->errorMsg = $sendServer->getErrorMsg();
            ErrorRecord::create(['msg' => '订单不存在打印失败：'.$sendServer->getErrorMsg(), 'data' => $order_id]);
            return false;
        }
        return $result;
    }


    /**
     * @return string
     */
    public function getErrorMsg(): string
    {
        return $this->errorMsg;
    }

}