WeChat payment SDK for Golang

A payment SDK that is tailor-made for go language and is super-useful.

GitHub Address: Wxpay

Payment Development Documentation API

The APIs that are given in the payment developer documentation are encapsulated.

The Wxpay provides the corresponding method:

| Method name | Description |

| ---------------- | ----------- |

| Micropay | Credit Card Payment |

| Unifiedorder | Unified Order |

| Orderquery | Order Enquiry |

| Reverse | Cancel Order |

| Closeorder | Close Order |

| Refund | Request a Refund |

| Refundquery | Request a Refund |

| Downloadbill | Download the statement |

| Report | Transaction Protection |

| Shorturl | Convert Short Links |

| Authcodetoopenid | Authorization Code Query OpenID |

• The parameter is Params a type, and the return type Params is also Params a struct of type map[string]string.

• The method internally converts the parameters into XML containing appid ,,, mch_id nonce_str sign\_type and sign ;

• The default is to use MD5 to sign;

• The data returned by the HTTPS request is processed as necessary (such as verifying the signature, and the signature error throws an exception).

• For Downloadbill, either the success or not is returned to map, and both contain return_code and return_msg . If successful, which return_code is SUCCESS , in addition data corresponds to the statement data.

Installation

go get github.com/objcoding/wxpay

Example

 //new Payment client clients: = Wxpay. Newclient (Wxpay. Newaccount{appid: "AppID", Mchid: "Mchid", ApiKey: "ApiKey",}, False)//sandbox environment please pass true//Unified next single params: = Make (Wxpay. params) params. SetString ("Body", "test"). SetString ("Out_trade_no", "436577857"). SetInt64 ("Total_fee", 1). SetString ("Spbill_create_ip", "127.0.0.1"). SetString ("Notify_url", "http://notify.objcoding.com/notify"). SetString ("Trade_type", "APP") p, _: = client. Unifiedorder (params)//order query params: = Make (Wxpay. params) params. SetString ("Out_trade_no", "3568785") p, _: = client. Orderquery (params)//refund Params: = Make (Wxpay. params) params. SetString ("Out_trade_no", "3568785"). SetString ("Out_refund_no", "19374568"). SetInt64 ("Total_fee", 1). SetInt64 ("Refund_fee", 1) p, _: = client. Refund (params)//refund query params: = Make (Wxpay. params) params. SetString ("Out_refund_no", "3568785") p, _: = client. Refundquery (params)  

// 创建支付账户account := wxpay.NewAccount("appid", "mchid", "apiKey")// 设置证书account.SetCertData("证书地址")// 新建支付客户端client := wxpay.NewClient(account, false) // sandbox环境请传true// 设置http请求超时时间client.SetHttpConnectTimeoutMs(2000)// 设置http读取信息流超时时间client.SetHttpReadTimeoutMs(1000)// 更改签名类型client.SetSignType(HMACSHA256)// 设置支付账户client.setAccount(account)

// 签名signStr := client.Sign(params)// 校验签名b := client.ValidSign(params)

// 支付或退款返回成功信息return wxpay.Notifies{}.OK()// 支付或退款返回失败信息return wxpay.Notifies{}.NotOK("支付失败或退款失败了")

License

MIT License