update

app/customer/hdl/hdl_demo.go

@@ -6,10 +6,12 @@ import (
 	"applet/app/customer/md"
 	"applet/app/customer/svc"
 	"applet/app/e"
+	svc3 "applet/app/svc"
 	"context"
 	"github.com/chromedp/chromedp"
 	"github.com/chromedp/chromedp/device"
 	"github.com/gin-gonic/gin"
+	"github.com/wechatpay-apiv3/wechatpay-go/services/certificates"
 	"io/ioutil"
 )
 
@@ -31,6 +33,27 @@ func CurlAlipayPlanetEcocampusApiRosterSignUpInfo(c *gin.Context) {
 	return
 }
 
+func DownloadCertificates(c *gin.Context) {
+	client, err := svc3.NewWxPayClient(c)
+	if err != nil {
+		e.OutErr(c, e.ERR, err.Error())
+		return
+	}
+	// 发送请求，以下载微信支付平台证书为例
+	apiSvc := certificates.CertificatesApiService{Client: client}
+	resp, result, err := apiSvc.DownloadCertificates(c)
+	if err != nil {
+		e.OutErr(c, e.ERR, err.Error())
+		return
+	}
+
+	println("status=%d resp=%s", result.Response.StatusCode, resp)
+	e.OutSuc(c, map[string]interface{}{
+		"resp": resp,
+	}, nil)
+	return
+}
+
 func Demo(c *gin.Context) {
 	ordNo := c.DefaultQuery("ord_no", "")
 	svc2.JudgePackageOrdOrdState(ordNo)

app/enum/enum_sys_cfg.go

@@ -33,6 +33,9 @@ const (
 	JsapiPayNotifyUrl                      = "jsapi_pay_notify_url"
 	WxAppletAppId                          = "wx_applet_app_id"
 	WxAppletAppSecret                      = "wx_applet_app_secret"
+	WxMchId                                = "wx_mch_id"
+	WxMchApiV3Key                          = "wx_mch_api_v3_key"
+	WxMchCertificateSerialNumber           = "wx_mch_certificate_serial_number"
 )
 
 func (gt SysCfg) String() string {
@@ -93,6 +96,12 @@ func (gt SysCfg) String() string {
 		return "微信-小程序-appid"
 	case WxAppletAppSecret:
 		return "微信-小程序-appSecret"
+	case WxMchId:
+		return "微信商户id"
+	case WxMchApiV3Key:
+		return "微信商户apiV3密钥"
+	case WxMchCertificateSerialNumber:
+		return "微信商户证书序列号"
 	default:
 		return "未知"
 	}

app/router/customer_router.go

@@ -17,6 +17,7 @@ func CustomerInit(r *gin.RouterGroup) {
 
 	r.GET("/sanHu", hdl.SanHu)
 	r.POST("/test", hdl.Demo)
+	r.POST("/downloadCertificates", hdl.DownloadCertificates) //下载微信支付平台证书
 	r.POST("/curlAlipayPlanetEcocampusApiRosterSignUpInfoTest", hdl.CurlAlipayPlanetEcocampusApiRosterSignUpInfo)
 	r.POST("/alipayJsApiCallBack", hdl.AlipayJsApiCallBack)
 

app/svc/svc_wx_pay.go

@@ -0,0 +1,38 @@
+package svc
+
+import (
+	"applet/app/db"
+	"applet/app/enum"
+	"github.com/gin-gonic/gin"
+	"github.com/wechatpay-apiv3/wechatpay-go/core"
+	"github.com/wechatpay-apiv3/wechatpay-go/core/option"
+	"github.com/wechatpay-apiv3/wechatpay-go/utils"
+)
+
+func NewWxPayClient(ctx *gin.Context) (client *core.Client, err error) {
+	sysCfgDb := db.SysCfgDb{}
+	sysCfgDb.Set()
+	sysCfg := sysCfgDb.SysCfgFindWithDb(enum.WxMchId, enum.WxMchApiV3Key, enum.WxMchCertificateSerialNumber)
+
+	var (
+		mchID                      string = sysCfg[enum.WxMchId]                      // 商户号
+		mchCertificateSerialNumber string = sysCfg[enum.WxMchCertificateSerialNumber] // 商户证书序列号
+		mchAPIv3Key                string = sysCfg[enum.WxMchApiV3Key]                // 商户APIv3密钥
+	)
+
+	// 使用 utils 提供的函数从本地文件中加载商户私钥，商户私钥会用来生成请求的签名
+	mchPrivateKey, err := utils.LoadPrivateKeyWithPath("./static/wx/merchant/apiclient_key.pem")
+	if err != nil {
+		return
+	}
+
+	// 使用商户私钥等初始化 client，并使它具有自动定时获取微信支付平台证书的能力
+	opts := []core.ClientOption{
+		option.WithWechatPayAutoAuthCipher(mchID, mchCertificateSerialNumber, mchPrivateKey, mchAPIv3Key),
+	}
+	client, err = core.NewClient(ctx, opts...)
+	if err != nil {
+		return
+	}
+	return
+}

go.mod

@@ -1,6 +1,6 @@
 module applet
 
-go 1.15
+go 1.18
 
 require (
 	github.com/360EntSecGroup-Skylar/excelize v1.4.1
@@ -14,27 +14,56 @@ require (
 	github.com/go-playground/validator/v10 v10.4.2
 	github.com/go-redis/redis v6.15.9+incompatible
 	github.com/go-sql-driver/mysql v1.7.1
-	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/gomodule/redigo v2.0.0+incompatible
-	github.com/kr/text v0.2.0 // indirect
-	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/makiuchi-d/gozxing v0.0.0-20210324052758-57132e828831
 	github.com/mcuadros/go-defaults v1.2.0
-	github.com/medivhzhan/weapp/v2 v2.5.0 // indirect
-	github.com/onsi/ginkgo v1.15.0 // indirect
-	github.com/onsi/gomega v1.10.5 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
+	github.com/medivhzhan/weapp/v2 v2.5.0
 	github.com/qiniu/api.v7/v7 v7.8.2
 	github.com/robfig/cron/v3 v3.0.1
 	github.com/sony/sonyflake v1.0.0
 	github.com/syyongx/php2go v0.9.4
-	github.com/ugorji/go v1.2.5 // indirect
-	go.uber.org/multierr v1.6.0 // indirect
+	github.com/wechatpay-apiv3/wechatpay-go v0.2.16
 	go.uber.org/zap v1.16.0
-	golang.org/x/lint v0.0.0-20200302205851-738671d3881b // indirect
-	golang.org/x/net v0.7.0 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0
 	gopkg.in/yaml.v2 v2.4.0
-	honnef.co/go/tools v0.0.1-2020.1.4 // indirect
 	xorm.io/xorm v1.3.2
 )
+
+require (
+	github.com/chromedp/cdproto v0.0.0-20230802225258-3cf4e6d46a89 // indirect
+	github.com/chromedp/sysutil v1.0.0 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/gobwas/httphead v0.1.0 // indirect
+	github.com/gobwas/pool v0.2.1 // indirect
+	github.com/gobwas/ws v1.2.1 // indirect
+	github.com/goccy/go-json v0.8.1 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/gookit/color v1.3.6 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/kr/text v0.2.0 // indirect
+	github.com/leodido/go-urn v1.2.1 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/mattn/go-isatty v0.0.12 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 // indirect
+	github.com/onsi/ginkgo v1.15.0 // indirect
+	github.com/onsi/gomega v1.10.5 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/syndtr/goleveldb v1.0.0 // indirect
+	github.com/ugorji/go/codec v1.2.5 // indirect
+	go.uber.org/atomic v1.7.0 // indirect
+	go.uber.org/multierr v1.6.0 // indirect
+	golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e // indirect
+	golang.org/x/lint v0.0.0-20200302205851-738671d3881b // indirect
+	golang.org/x/net v0.7.0 // indirect
+	golang.org/x/sync v0.0.0-20201207232520-09787c993a3a // indirect
+	golang.org/x/sys v0.6.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	google.golang.org/protobuf v1.26.0 // indirect
+	honnef.co/go/tools v0.0.1-2020.1.4 // indirect
+	xorm.io/builder v0.3.11-0.20220531020008-1bd24a7dc978 // indirect
+)

static/wx/merchant/apiclient_key.pem

@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----
+MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQDGgwnKlRY+VV+O
+JPsHjOMqwD5xUmX5aEZyI/LwL4xG7eRntSRh+iEGZFHAhS14oaSUokPeeJBB3UIP
+UTvGzANQysLF7n52K9MCst2rzEdqP2eCIZZxzdr78AbnSqP41CbDaEOG8tBtAYg1
+AWUA8vej8BpyPS66UeoL8cZ6ymHW3eT9lUno6jmQ6U+aZDKDKVoXNMdlVr9E3TWy
+fa9FI63nzvXu3XKftrfXkupAE+KDdHS0cyYHWHJrRSSfqR3ibSeXJILs0fZbUWtz
+JdbZJhMqZ7oGlxFb06kvAEkHUmfbBKBvqMUjWoBDYfdT2EfAYQukXBXk4qjn1HP6
+OSsMMpMXAgMBAAECggEAFscyeGxjAQQK0uSraVJhPqaQg7BQwy2T58T4O1c5YWoq
+qzu90QBCidk5CD4/2XeyyttTrlNnOieJTPilQ0pllv+tGckj+atNqyGbDfuCtk5Q
+Mj5oZOaaGg6QvDl0VzkAuatdFD8Ia3mhh3OBg3pdsBH89t7OXdLIaFZ1z+EpGN5p
+hS9j/pL63/ND/zbUsTinXlvnki5T55TPJQgSTG9Kaa9bFg4ovcPTjceKlgx5CbXO
+0qp+2AAM5JKSFry1uLnaata8lgHAb2trki8xWp8nLV3SvIHY67owVacy44SnXcqw
+/lU0RrQDWAjhCDsnbYUcIeV+2VzAcrPZEZXJ82ETAQKBgQDo2UewxxcbfUNUcJnn
+OW7hHliRpjUY//N2/G7uiBskVrRxdJxSihVPcnvWqQbu6BXopfs6jpBXAic9N9i9
+ONlMfNIFHsiSeRUw+sMJCXFj8LKf7qwp/O4i4s82FInZjhESLiBytry5SJB26SHn
+ntmXYIKwV5virUtrJF9DJvml9QKBgQDaP8dLT+KXcNoi1yy/k1nFiItlMvKZilXo
+UQvHqnXI/SmbK4FwSpTV0jF7KVRV+9EvLBvRPf5omREmRYo7+9a+nqPw1+XEQJss
+Y93IB8ppFH+4Pm8TkokQG3Vpu4OON6OHaaC+aRDoVv99p9izt28o3E3u2a55cn29
+fASK/NAhWwKBgCXIK9PJWjyBpM0swCw+q3knvWNUvsThsxWZfD6EIzNQRlMqgrr5
+4N9VSjbYkmFtkzB+zjcALvePR+KtDyQU911r24AtMIpjz0Z1SfRLbfSzd6hvx8vA
+WLucZdb2mi+M18RFa8pxUEoYNii1R2UX52KirFIExSyQxe4KptJ0nomJAoGADpHJ
+ZR6tGrz+4uqIYzWb/ZLS82uGRHe2qm6WobqgaE12NJSf7HYeH3QLt5QXvDG2UjbY
+mIxR6nulaG+l/cEfIdSHTzGqdgJ2GW2FRbA3c/JZYFxSn/TdT4T1vpw0+Q5/zS9g
++rUa2tfL8IB+9+hb9FdYoIRJoHPjLv4Tc4/S+RcCgYEAwaALk8h2dzwdkQ9SqPVZ
+UMYuwjJwKWraw8DgttpDvZW7mM1QUe8xM5RTR/pEw9GNveNVPgJR9ZMn7DHDcJow
+orFFMk8JU6TjYX57cOpPF11SVyLDZ8L9O8B2x0ganNWF6Dqt2VS7m9LBdk9ZJM/c
+GbUdBkFO0THQ91leDwRLxMg=
+-----END PRIVATE KEY-----