golang 微信商户平台支付平台V3
package main
import (
"context"
"crypto/x509"
"io/ioutil"
"log"
"net/http"
"time"
"github.com/wechatpay-apiv3/wechatpay-go/core"
"github.com/wechatpay-apiv3/wechatpay-go/core/option"
"github.com/wechatpay-apiv3/wechatpay-go/utils"
)
const (
mchID = "" // 商户ID
mchCertificateSerialNumber = "" // 证书序列号
)
func main() {
// 通过私钥的文件路径内容加载私钥
privateKey, err := utils.LoadPrivateKeyWithPath("apiclient_key.pem")
public, err := utils.LoadCertificateWithPath("apiclient_cert.pem")
// 增加客户端配置
ctx := context.Background()
opts := []option.ClientOption{
option.WithMerchant(mchID, mchCertificateSerialNumber, privateKey), // 设置商户信息，用于生成签名信息
option.WithWechatPay([]*x509.Certificate{public}), // 设置微信支付平台证书信息，对回包进行校验
option.WithHTTPClient(&http.Client{}), // 可以不设置
option.WithTimeout(2 * time.Second), // 自行进行超时时间配置
}
client, err := core.NewClient(ctx, opts...)
if err != nil {
log.Printf("new wechat pay client err:%s", err.Error())
return
}
// 后面可以开始写你的逻辑
var H5 = map[string]interface{}{
"appid": "wx862e63bb06c70539",
"mchid": mchID,
"description": "商品支付",
"out_trade_no": time.Now().Format("20060102150405"),
"notify_url": "http://127.0.0.1/v1/orde",
"amount": map[string]interface{}{
"total":100, // 支付单位分
"currency": "CNY",
},
"scene_info": map[string]interface{}{
"device_id":"12346785",
"payer_client_ip":"192.168.8.123",
"h5_info": map[string]interface{}{
"type": "iOSAndroidWap",
},
},
}
// h5支付为例
url := "https://api.mch.weixin.qq.com/v3/pay/transactions/h5"
response, err := client.Post(ctx, url, H5)
if err != nil {
log.Printf("weChatPayHttpClient Get:%s err:%s", url, err.Error())
return
}
if response.Body != nil {
defer response.Body.Close()
}
body, err := ioutil.ReadAll(response.Body)
if err != nil {
log.Printf("read response body err:%s", err.Error())
return
}
log.Printf("response body:%s", string(body))
}