generated from pkg/go-template
68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
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// Package wx 与Wechat Http Api交互
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package wx
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import (
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"encoding/json"
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"fmt"
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"git.icechen.cn/monorepo/backend/pkg/api"
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"github.com/gofiber/fiber/v2"
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"io/ioutil"
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"net/http"
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"strings"
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)
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type code2SessionApiUrlResp struct {
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ErrCode int `json:"errcode"`
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ErrMsg string `json:"errmsg"`
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OpenId string `json:"openid"`
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UnionId string `json:"unionid"`
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}
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// Code2Session 登录凭证 code 后传到开发者服务器调用此接口完成登录流程
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func Code2Session(appId, secret, jsCode string) (*code2SessionApiUrlResp, error) {
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// https://developers.weixin.qq.com/miniprogram/dev/api-backend/open-api/login/auth.code2Session.html ->> wx.login
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const code2SessionApiUrl = "https://api.weixin.qq.com/sns/jscode2session?appid=APPID&secret=SECRET&js_code=JSCODE&grant_type=authorization_code"
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p := map[string]string{
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"appid": appId,
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"secret": secret,
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"js_code": jsCode,
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}
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paramValueReplace := func() string {
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url := code2SessionApiUrl
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for k, v := range p {
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url = strings.ReplaceAll(url, k, v)
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}
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return url
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}
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get, err := http.Get(paramValueReplace())
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defer get.Body.Close()
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if err != nil {
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return nil, api.NewFError(err.Error())
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}
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resp, err := ioutil.ReadAll(get.Body)
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if err != nil {
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return nil, api.NewFError(err.Error())
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}
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if get.StatusCode != fiber.StatusOK {
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return nil, api.NewFError(fmt.Sprintf("jscode2session statusCode:%v,resp:%v", get.StatusCode, string(resp)))
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}
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c := new(code2SessionApiUrlResp)
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if err := json.Unmarshal(resp, c); err != nil {
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return nil, api.NewFError(err.Error())
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}
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if c.ErrCode != 0 && c.ErrMsg != "" {
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return nil, api.NewFError(fmt.Sprintf("jscode2session errCode:%v,errMsg:%v", c.ErrCode, c.ErrMsg))
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}
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return c, nil
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}
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