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go-library/service/wechatoffice/sns.oauth2.access_token.go

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package wechatoffice
import (
"encoding/json"
"fmt"
"net/http"
)
type Oauth2AccessTokenResponse 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
RefreshToken string `json:"refresh_token"` // 用户刷新access_token
Openid string `json:"openid"` // 用户唯一标识
Scope string `json:"scope"` // 用户授权的作用域,使用逗号(,)分隔
}
type Oauth2AccessTokenResult struct {
Result Oauth2AccessTokenResponse // 结果
Body []byte // 内容
Err error // 错误
}
func NewOauth2AccessTokenResult(result Oauth2AccessTokenResponse, body []byte, err error) *Oauth2AccessTokenResult {
return &Oauth2AccessTokenResult{Result: result, Body: body, Err: err}
}
// Oauth2AccessToken 通过code换取网页授权access_token
// https://developers.weixin.qq.com/doc/offiaccount/OA_Web_Apps/Wechat_webpage_authorization.html#0
func (app *App) Oauth2AccessToken(code string) *Oauth2AccessTokenResult {
// 请求
body, err := app.request(fmt.Sprintf("https://api.weixin.qq.com/sns/oauth2/access_token?appid=%s&secret=%s&code=%s&grant_type=authorization_code", app.AppId, app.AppSecret, code), map[string]interface{}{}, http.MethodGet)
// 定义
var response Oauth2AccessTokenResponse
err = json.Unmarshal(body, &response)
return NewOauth2AccessTokenResult(response, body, err)
}