refactor: use gopay as alipay

server/common/alipay.go

@@ -0,0 +1,59 @@
+package common
+
+import (
+	"context"
+	"crm/global"
+	"net/http"
+	"strconv"
+	"time"
+
+	"github.com/go-pay/gopay"
+	"github.com/go-pay/gopay/alipay"
+	"github.com/go-pay/gopay/pkg/xlog"
+)
+
+type Alipay struct {
+}
+
+func GetAlipay() *Alipay {
+	return &Alipay{}
+}
+
+func (a *Alipay) PagePay(tradeNo string, totalAmount float64) (string, error) {
+	bm := make(gopay.BodyMap)
+	bm.Set("subject", "服务订阅").
+		Set("out_trade_no", tradeNo).
+		Set("total_amount", totalAmount).
+		Set("timeout_express", "2m")
+
+	payUrl, err := global.Alipay.TradePagePay(context.Background(), bm)
+
+	if err != nil {
+		if bizErr, ok := alipay.IsBizError(err); ok {
+			xlog.Errorf("%+v", bizErr)
+			return "", err
+		}
+		xlog.Errorf("client.TradePay(%+v),err:%+v", bm, err)
+		return "", err
+	}
+	return payUrl, nil
+}
+
+func (a *Alipay) VerifySign(req *http.Request) gopay.BodyMap {
+	notifyReq, err := alipay.ParseNotifyToBodyMap(req)
+	if err != nil {
+		xlog.Error(err)
+		return nil
+	}
+
+	// 支付宝异步通知验签（公钥模式）
+	if _, err = alipay.VerifySign(global.Config.Alipay.AlipayPublicCert, notifyReq); err != nil {
+		xlog.Error(err)
+		return nil
+	}
+	return notifyReq
+}
+
+func (a *Alipay) GenTradeNo() string {
+	return time.Now().Format("20060102150405") + strconv.Itoa(RandInt(100000, 999999))
+}

server/initialize/alipay.go

@@ -4,31 +4,27 @@ import (
 	"crm/global"
 	"log"
 
-	"github.com/smartwalle/alipay/v3"
+	"github.com/go-pay/gopay"
+	"github.com/go-pay/gopay/alipay"
+	"github.com/go-pay/gopay/pkg/xlog"
 )
 
 func Alipay() {
-	var err error
-	appId := global.Config.Alipay.AppId
-	privateKey := global.Config.Alipay.PrivateKey
-	global.Alipay, err = alipay.New(appId, privateKey, false);
+	pay := global.Config.Alipay
+	client, err := alipay.NewClient(pay.AppId, pay.PrivateKey, false)
 	if err != nil {
-		log.Println("初始化支付宝支付服务失败", err)
+		xlog.Error(err)
 		return
 	}
 
-	// 加载支付宝证书
-	if err = global.Alipay.LoadAppPublicCertFromFile(global.Config.Alipay.AppPublicCert); err != nil {
-		log.Println("加载证书发生错误", err)
-		return
-	}
+	client.DebugSwitch = gopay.DebugOn
 
-	if err = global.Alipay.LoadAliPayRootCertFromFile(global.Config.Alipay.AlipayRootCert); err != nil {
-		log.Println("加载证书发生错误", err)
+	// 设置支付宝请求、公钥证书模式
+	client.SetReturnUrl(pay.ReturnURL).SetNotifyUrl(pay.NotifyURL)
+	err = client.SetCertSnByPath(pay.AppPublicCert, pay.AlipayRootCert, pay.AlipayPublicCert)
+	if err != nil {
+		log.Printf("init alipay cert error: %s", err)
 		return
 	}
-	if err = global.Alipay.LoadAliPayPublicCertFromFile(global.Config.Alipay.AlipayPublicCert); err != nil {
-		log.Println("加载证书发生错误", err)
-		return
-	}
-}
+	global.Alipay = client
+}