Simple and easy to use WeChat Payment SDK for Go

# Wechatpay Payment SDK for go! Includes all the features paid by the merchant! Easy integration! Directly on the link: [Payment SDK for Go] (https://github.com/liyoung1992/wechatpay) # # install ' Go get-u github.com/liyoung1992/wechatpay ' # # Help if you encounter problems in the integration process, please contact: liyoung_1992@163.com## currently implemented interface-Scan code payment (NATIVE)-H5 Pay (mweb)-Public number payment (JSAPI)-app payment (APP)-Small program payment (JSAPI)- Refund-Refund Query # # Integration method strongly recommended before development carefully read [payment official documents] (https://pay.weixin.qq.com/wiki/doc/api/index.html) # # # Create payment ' ' Gowechat_cert, err : = Ioutil. ReadFile ("Config/wechat/apiclient_cert.pem") if err! = Nil {panic (err)}wechat_key, err: = Ioutil. ReadFile ("Config/wechat/apiclient_key.pem") Wechat_client = Wechatpay. New (OS. Getenv ("Wechat_appid"), OS. Getenv ("Wechat_mchid"), OS. Getenv ("Wechat_apikey"), Wechat_key,wechat_cert) if err! = Nil {panic (err)} ' # # Unified Payment (other payment changes corresponding to Tradetype can) ' Govar Pay_data Wechatpay. Unitorderpay_data. Notifyurl = OS. Getenv ("Wechat_notify_url") pay_data. Tradetype = "NATIVE" Pay_data. Body = Payweb. Subjectpay_data. Spbillcreateip = C.clientip () pay_data. Totalfee = 1pay_data. Outtradeno = Payweb. Orderidresult, err:= Wechat_clieNt. Pay (Pay_data) "app payment, public number payment, small program payment are first returned: pre-paid transactions, and then use the pre-paid transaction code in the payment operation; both applet and the public number are required to obtain the user's OpenID. Specific access: [Get OpenID] (https://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=4_4) # # # initiated refund "' Govar refund_data Wechatpay. Orderrefundrefund_data. Totalfee = 1 Refund_data. Outtradeno = Order_idrefund_data. Outrefundno = "R" + Order_idrefund_data. Refundfee = 1 result, err: = Wechat_client. Refund (Refund_data) ' # # Refund query ' Govar refund_status wechatpay. Orderrefundqueryrefund_status. Outtradeno = Order_idresult, err: = Wechat_client. Refundquery (Refund_status) "# # Asynchronous notification of the payment results asynchronously, here using the example of the gin framework, the other framework principle (also can not frame), receive notification, return to the data! "' Gofunc (This *wechatpay) Paynotifyurl (c *gin. Context) {body, err: = Ioutil. ReadAll (c.request.body) if err! = Nil {log. Error (Err, "Read notify body Error")}var wx_notify_req paynotifyresulterr = XML. Unmarshal (body, &wx_notify_req) if err! = Nil {log. Error (Err, "read HTTP body XML failed! ERR: "+err. Error ())}var reqmap Map[string]interface{}reqmap = Make (map[string]interface{}, 0) reqmap["Return_code"] = wx_notify_req. returncodereqmap["return_msg"] = wx_notify_req. returnmsgreqmap["AppID"] = wx_notify_req. appidreqmap["mch_id"] = wx_notify_req. mchidreqmap["nonce_str"] = wx_notify_req. noncestrreqmap["Result_code"] = wx_notify_req. resultcodereqmap["OpenID"] = wx_notify_req. openidreqmap["Is_subscribe"] = wx_notify_req. issubscribereqmap["Trade_type"] = wx_notify_req. tradetypereqmap["Bank_type"] = wx_notify_req. banktypereqmap["Total_fee"] = wx_notify_req. totalfeereqmap["Fee_type"] = wx_notify_req. feetypereqmap["Cash_fee"] = wx_notify_req. cashfeereqmap["Cash_fee_type"] = wx_notify_req. cashfeetypereqmap["transaction_id"] = wx_notify_req. transactionidreqmap["out_trade_no"] = wx_notify_req. outtradenoreqmap["Attach"] = Wx_notify_req. attachreqmap["time_end"] = wx_notify_req. timeend//The signature check if this. Verifysign (Reqmap, Wx_notify_req. Sign) {record, err: = json. Marshal (wx_notify_req) if err! = Nil {log. Error (Err, "WeChat pay Marshal Err:" +err. Error ())}//todo add your code to process the return value FMT. Println (String (record))//err = Wechat_pay_recoed_producer. Publish ("Wechat_pay", record) if err! = Nil {log. Error (Err, "WeChat Publish record err:" +err. Error ())}c.xml (http. Statusok, Gin. h{"Return_code": "SUCCESS", "return_msg": "OK",})} else {C.xml (http. Statusok, Gin. h{"Return_code": "FAIL", "return_msg": "Failed to verify sign, please retry!",})}return} "355 reads  ∙  1 likes