From e3097efa24b544b8b1c396796932b213250b14b9 Mon Sep 17 00:00:00 2001
From: wangfuduo <wangfuduo@batiao8.com>
Date: Sat, 29 Aug 2026 15:49:44 +0800
Subject: [PATCH] feat: add wx mp encrypt url

---
 weixin/base.go   |  1 +
 weixin/mp_sdk.go | 61 ++++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 60 insertions(+), 2 deletions(-)

diff --git a/weixin/base.go b/weixin/base.go
index 17f4092..5a9024d 100644
--- a/weixin/base.go
+++ b/weixin/base.go
@@ -20,6 +20,7 @@ const (
 	userPhoneNumberUrl   string = "https://api.weixin.qq.com/wxa/business/getuserphonenumber"
 	getWxACodeUnLimitUrl string = "https://api.weixin.qq.com/wxa/getwxacodeunlimit"
 	getWxScheme          string = "https://api.weixin.qq.com/wxa/generatescheme"
+	getWxUrlLink         string = "https://api.weixin.qq.com/wxa/generate_urllink"
 	code2UserinfoUrl     string = "https://api.weixin.qq.com/sns/userinfo"
 	oaQrCodeCreateUrl    string = "https://api.weixin.qq.com/cgi-bin/qrcode/create"
 	userInfoByOpenid     string = "https://api.weixin.qq.com/cgi-bin/user/info"
diff --git a/weixin/mp_sdk.go b/weixin/mp_sdk.go
index 64ee484..d6c5fa5 100644
--- a/weixin/mp_sdk.go
+++ b/weixin/mp_sdk.go
@@ -2,13 +2,15 @@ package weixin
 
 import (
 	"bytes"
+	"cmp"
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/spf13/cast"
-	"github.com/tidwall/gjson"
 	"io"
 	"net/http"
+
+	"github.com/spf13/cast"
+	"github.com/tidwall/gjson"
 )
 
 type MpSdk struct {
@@ -151,3 +153,58 @@ func (o *MpSdk) GetScheme(params map[string]interface{}) (string, error) {
 	}
 	return g.Get("openlink").String(), nil
 }
+
+func (o *MpSdk) GetEncryptUrl(params map[string]any) (string, error) {
+	newParams := map[string]any{
+		"env_version": cmp.Or(cast.ToString(params["env_version"]), "release"),
+	}
+	if path := cast.ToString(params["path"]); path != "" {
+		newParams["path"] = path
+	}
+	if query := cast.ToString(params["query"]); query != "" {
+		newParams["query"] = query
+	}
+
+	_, hasExpireType := params["expire_type"]
+	_, hasExpireTime := params["expire_time"]
+	_, hasExpireInterval := params["expire_interval"]
+	if hasExpireType {
+		newParams["expire_type"] = cast.ToInt(params["expire_type"])
+	} else if hasExpireInterval {
+		newParams["expire_type"] = 1
+	} else if hasExpireTime {
+		newParams["expire_type"] = 0
+	}
+	if hasExpireTime {
+		newParams["expire_time"] = cast.ToInt64(params["expire_time"])
+	}
+	if hasExpireInterval {
+		newParams["expire_interval"] = cast.ToInt(params["expire_interval"])
+	}
+
+	marshal, err := json.Marshal(newParams)
+	if err != nil {
+		return "", err
+	}
+	accessToken, err := o.getAccessToken()
+	if err != nil {
+		return "", err
+	}
+	url := fmt.Sprintf("%s?access_token=%s", getWxUrlLink, accessToken)
+	res, err := http.Post(url, "application/json", bytes.NewBuffer(marshal))
+	if err != nil {
+		return "", err
+	}
+	defer res.Body.Close()
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return "", err
+	}
+
+	g := gjson.ParseBytes(body)
+	errcode := g.Get("errcode").Int()
+	if errcode != 0 {
+		return "", fmt.Errorf("%d:%s", errcode, g.Get("errmsg"))
+	}
+	return g.Get("url_link").String(), nil
+}
-- 
2.40.1