<?php
namespace Shop\Controller;
use Think\Controller;
class PayController extends Controller {   
    public function __construct() {
        parent::__construct();
        $this->order_id=I("get.order_id",0,"intval");
        $this->order=M("shop_order")->find($this->order_id);
        if(!$this->order){
            $this->error("订单不存在");
        }
        if($this->order["is_pay"]){
            $this->error("该订单已支付");
        }        
    }
    //线下付款
    public function bankPay(){        
        if(I("get.is_submit")){            
            M("shop_order")->save(array(
                "order_id"=>$this->order_id,
                "is_offline_pay"=>1,
            ));
            //设置订单状态
            D("shop_order")->setOrderState($this->order_id);
            //订单日志
            D("shop_order")->log($this->order_id,"用户选择对公转账付款");  
            $this->success("操作成功");
        }else{
            $this->display();
        }
    }    
    //支付宝pc端支付
    public function aliPay(){        
        if(isMobile()){
            if(isWxClient()){
                //$this->success("微信端不支持支付宝付款，请点击右上角【浏览器打开】这个链接，使用支付宝付款",U("Shop/ShopOrder/index"),60);
            }
            $this->aliWapPay();
        }else{
            $this->aliPcPay();
        }
    }
    //支付宝pc端支付
    public function aliPcPay(){
        //
        $proName="订单号：".$this->order["order_num"];
        $out_trade_no=$this->order["order_num"];
        $total_amount =$this->order['pay_money'];
        $body="";
        //
        Vendor('AlipaySdk.aop.AopClient');
        Vendor('AlipaySdk.aop.request.AlipayTradePagePayRequest');
        $c = new \AopClient();
        $config = C('alipay');
        $c->gatewayUrl = $config['gatewayUrl'];;
        $c->appId = $config['app_id'];
        $c->rsaPrivateKey = $config['merchant_private_key'];
        $c->format = "json";
        $c->charset= "UTF-8";
        $c->signType= "RSA2";
        $c->alipayrsaPublicKey = $config['alipay_public_key'];
        $request = new \AlipayTradePagePayRequest();
        $request->setReturnUrl($config['return_url']);
        $request->setNotifyUrl($config['notify_url']);
        $request->setBizContent("{" .
            "    \"product_code\":\"FAST_INSTANT_TRADE_PAY\"," .
            "    \"subject\":\"$proName\"," .
            "    \"out_trade_no\":\"$out_trade_no\"," .
            "    \"total_amount\":$total_amount," .
            "    \"body\":\"$body\"" .
            "  }");
        $result = $c->pageExecute ($request);
        //输出
        echo $result;
    }
    //支付宝手机端支付
    public function aliWapPay(){
        Vendor('AlipaySdk.aop.AopClient');
        Vendor('AlipaySdk.aop.request.AlipayTradeWapPayRequest');
        Vendor('AlipaySdk.wappay.service.AlipayTradeService');
        Vendor('AlipaySdk.wappay.buildermodel.AlipayTradeWapPayContentBuilder');
        $c = new \AopClient();
        $config = C('alipay');
        //商户订单号，商户网站订单系统中唯一订单号，必填
        $out_trade_no = $this->order["order_num"];
        //订单名称，必填
        $subject = "订单号：".$this->order["order_num"];
        //付款金额，必填
        $total_amount = $this->order['pay_money'];
        //商品描述，可空
        $body = "";
        //超时时间
        $timeout_express="1m";
        $payRequestBuilder = new \AlipayTradeWapPayContentBuilder();
        $payRequestBuilder->setBody($body);
        $payRequestBuilder->setSubject($subject);
        $payRequestBuilder->setOutTradeNo($out_trade_no);
        $payRequestBuilder->setTotalAmount($total_amount);
        $payRequestBuilder->setTimeExpress($timeout_express);
        //这里要把return_url和notify_url重新改变成手机的
        $config["return_url"]=$config['wap_return_url'];
        $config["notify_url"]=$config['wap_notify_url'];
        $payResponse = new \AlipayTradeService($config);
        $result=$payResponse->wapPay($payRequestBuilder,$config['return_url'],$config['notify_url']);        
    }
    //异步通知(PC支付)
    public function notify_url(){
        $arr=$_POST;
        Vendor('AlipaySdk.pagepay.service.AlipayTradeService');
        $alipaySevice = new \AlipayTradeService(C('alipay')); 
        $result = $alipaySevice->check($arr);
        if($result){
            $out_trade_no = $_POST['out_trade_no'];
            $total_amount= $_POST['total_amount'];
            if ($_POST['trade_status'] == 'TRADE_SUCCESS') {
                //这里加入商业逻辑处理
                $order=D("shop_order")->where(array("order_num"=>$out_trade_no))->find();
                //这里要判断是否is_pay为0才执行商业处理，防止异步通知执行两次以上从而造成多条付款明细
                if($order&&!$order["is_pay"]){
                    M("shop_order")->save(array(
                        "order_id"=>$order["order_id"],
                        "is_pay"=>1,
                    ));
                    //设置订单状态
                    D("shop_order")->setOrderState($order["order_id"]);
                    //订单日志
                    D("shop_order")->log($order["order_id"],"用户在线支付，金额:{$total_amount}，支付方式：阿里云");
                    //
                    $this->payMent($order["order_id"],"alipay",json_encode($_POST));
                }
            }            
            echo "success";//请不要修改或删除
        }else{ 
            
        }
    }
    public function return_url(){
        redirect(U("Shop/ShopOrder/index"));
    }
    //付款记录
    private function payMent($orderid,$paytype,$detail){
        M("shop_order_payment")->add(array(
            "order_id"  =>$orderid,
            "addtime"  =>time(),
            "paytype"  =>$paytype,
            "detail"  =>$detail,
        ));
    }
}