feat: 微信支付

app/constants/errorcode/error_code.go

@@ -96,6 +96,9 @@ const (
 
 	// 退款
 	RefundOutTradeNoSame = 1801
+
+	// 微信授权
+	WechatAuthFail = 1901
 )
 
 var MsgEN = map[int]string{
@@ -178,6 +181,8 @@ var MsgZH = map[int]string{
 	CloseOrderPayed: "订单已支付成功,无法关闭",
 
 	ThirdRefundFail: "第三方退款失败",
+
+	WechatAuthFail: "微信授权失败",
 }
 var MsgMap map[string]map[int]string = map[string]map[int]string{"en": MsgZH}
 

app/http/controllers/front/payment_controller.go

@@ -208,6 +208,6 @@ func GetWxAuthUrl(c *gin.Context) {
 // 通过code获取授权，openid
 func GetWxAuth(c *gin.Context) {
 	req, _ := controllers.GetRequest(c).(*front.GetWxAuthRequest)
-	code := services.GetWxAuth(*req)
-	controllers.HandCodeRes(c, code, code)
+	rsp, code := services.GetWxAuth(*req)
+	controllers.HandCodeRes(c, rsp, code)
 }

app/http/entities/front/pay.go

@@ -19,6 +19,7 @@ type PayCommonReqBody struct {
 	ExtJson      string `json:"ext_json"   label:"扩展参数"`
 	Desc         string `json:"desc"  validate:"max=100" label:"商品描述"`
 	ReturnUrl    string `json:"return_url"  validate:"max=1024" label:"支付成功后跳转的地址"`
+	OpenId       string `json:"open_id"   label:"用户openid"`
 }
 
 type PayReqs struct {

app/http/entities/front/wechat.go

@@ -5,7 +5,17 @@ type GetWxAuthUrlRequest struct {
 }
 
 type GetWxAuthRequest struct {
-	Code         string `json:"code" form:"code" `
-	State        string `json:"state" form:"state"`
-	PayChannelId string `json:"pay_channel_id" form:"pay_channel_id"`
+	Code  string `json:"code" form:"code" `
+	State string `json:"state" form:"state"`
+}
+
+// 获取微信用户信息
+type GetWxAuthResponse struct {
+	AccessToken    string `json:"access_token"`  //网页授权接口调用凭证,注意：此access_token与基础支持的access_token不同
+	ExpiresIn      int    `json:"expires_in"`    //access_token接口调用凭证超时时间，单位（秒）
+	RefreshToken   string `json:"refresh_token"` //用户刷新access_token
+	Openid         string `json:"openid"`        //用户唯一标识，请注意，在未关注公众号时，用户访问公众号的网页，也会产生一个用户和公众号唯一的OpenID
+	Scope          string `json:"scope"`         //用户授权的作用域，使用逗号（,）分隔
+	IsSnapshotuser int    `json:"is_snapshotuser"`
+	Unionid        string `json:"unionid"` // 用户统一标识（针对一个微信开放平台账号下的应用，同一用户的 unionid 是唯一的），只有当scope为"snsapi_userinfo"时返回
 }

app/services/thirdpay/do/pay.go

@@ -25,6 +25,7 @@ type PayParam struct {
 	Desc       string
 	ClientIp   string
 	ReturnUrl  string
+	OpenId     string
 }
 
 type Pay struct {
@@ -50,6 +51,7 @@ func NewPayWithPayCheck(paycheck *PayCheck) *Pay {
 			Desc:       paycheck.Reqs.Desc,
 			ClientIp:   paycheck.AppCheck.Ip,
 			ReturnUrl:  paycheck.Reqs.ReturnUrl,
+			OpenId:     paycheck.Reqs.OpenId,
 		},
 		RelationOrder: paycheck.OldOrder,
 		PayCode:       errorcode.Success,
@@ -106,7 +108,9 @@ func (w *Pay) PayUrl() (url string) {
 		Amount:        w.Order.Amount,
 		PayerClientIp: w.PayParam.ClientIp,
 		ReturnUrl:     w.PayParam.ReturnUrl,
+		OpenId:        w.PayParam.OpenId,
 	}
+	// 判断是否是支持的支付渠道,找到对应的配置
 	if payFunc, ok = PayWayList[w.PayParam.Channel.ChannelType]; !ok {
 		w.PayCode = errorcode.PayChannelNotBuild
 		return

app/services/thirdpay/do/pay_way.go

@@ -7,9 +7,11 @@ import (
 	"github.com/bytedance/sonic"
 )
 
+// 支持的支付方式
 var PayWayList = map[int]func(commonPayInfo *paymentService.PayOrderRequest, channel *paychannelmodel.PayChannel) error{
-	common.PAY_CHANNEL_WECHAT_H5:  WechatH5,
-	common.PAY_CHANNEL_ALIPAY_WEB: AlipayWeb,
+	common.PAY_CHANNEL_WECHAT_H5:    WechatH5,
+	common.PAY_CHANNEL_ALIPAY_WEB:   AlipayWeb,
+	common.PAY_CHANNEL_WECHAT_JSAPI: WechatJSAPI,
 }
 
 func WechatH5(commonPayInfo *paymentService.PayOrderRequest, channel *paychannelmodel.PayChannel) error {
@@ -29,3 +31,11 @@ func AlipayWeb(commonPayInfo *paymentService.PayOrderRequest, channel *paychanne
 	commonPayInfo.Ali.AppId = channel.AppId
 	return nil
 }
+func WechatJSAPI(commonPayInfo *paymentService.PayOrderRequest, channel *paychannelmodel.PayChannel) error {
+	err := sonic.Unmarshal([]byte(channel.ExtJson), &commonPayInfo.Wx)
+	if err != nil {
+		return err
+	}
+	commonPayInfo.Wx.AppId = channel.AppId
+	return nil
+}

app/services/wecaht.go

@@ -50,11 +50,11 @@ func GetWxAuthUrl(param front.GetWxAuthUrlRequest) (targetUrl string, code int)
 	return
 }
 
-// // 通过code换取网页授权access_token
-func GetWxAuth(param front.GetWxAuthRequest) (code int) {
+// // 通过code换取网页授权access_token，openid
+func GetWxAuth(param front.GetWxAuthRequest) (rsp front.GetWxAuthResponse, code int) {
 
 	// 获取支付渠道的配置
-	id, err := strconv.Atoi(param.PayChannelId)
+	id, err := strconv.Atoi(param.State)
 	if err != nil {
 		code = handErr(err)
 		return
@@ -65,7 +65,7 @@ func GetWxAuth(param front.GetWxAuthRequest) (code int) {
 		return
 	}
 
-	//// 配置解析
+	//// 配置支付的解析
 	wxConfig := make(map[string]interface{})
 	err = json.Unmarshal([]byte(payChannel.ExtJson), &wxConfig)
 	if err != nil {
@@ -95,5 +95,16 @@ func GetWxAuth(param front.GetWxAuthRequest) (code int) {
 	}
 	utils.Log(nil, "获取微信授权信息", string(response), targetUrl)
 
+	// 解析返回数据
+	err = json.Unmarshal(response, &rsp)
+	if err != nil {
+		code = handErr(err)
+		return
+	}
+	if rsp.Openid == "" {
+		code = errorcode.WechatAuthFail
+		return
+	}
+	code = handErr(err)
 	return
 }

app/third/paymentService/payment_service.go

@@ -30,6 +30,7 @@ type WxPay struct {
 	SerialNo   string `json:"serial_no"`   //	商户证书的证书序列号
 	ApiV3Key   string `json:"api_v_3_key"` //	apiV3Key，商户平台获取
 	PrivateKey string `json:"private_key"` //	私钥 apiclient_key.pem 读取后的内容
+	Secret     string `json:"secret"`      //	商户私钥，读取后的内容
 }
 
 type AliPay struct {

app/third/paymentService/wechat_service.go

@@ -97,6 +97,9 @@ func WxH5PayInfo(c context.Context, payOrderRequest PayOrderRequest) (string, er
 
 // 微信JSAPI支付
 func WxJsApiPayInfo(c context.Context, payOrderRequest PayOrderRequest) (string, error) {
+	if payOrderRequest.OpenId == "" {
+		return "", errors.New("jsapi方式openId不能为空")
+	}
 	// 初始化微信客户端
 	wxClient, err := InitClient(payOrderRequest.Wx)
 	if err != nil {

app/utils/httpclient/fasthttp.go

@@ -2,8 +2,6 @@ package httpclient
 
 import (
 	"PaymentCenter/app/utils"
-	"fmt"
-
 	"github.com/valyala/fasthttp"
 	"time"
 )
@@ -83,7 +81,6 @@ func FastHttpGet(url string, header map[string]string, body map[string]string, t
 		}
 		url = url[0 : len(url)-1]
 	}
-	fmt.Println(url)
 	req.SetRequestURI(url)
 	resp := fasthttp.AcquireResponse()
 	defer fasthttp.ReleaseResponse(resp) // 用完需要释放资源