You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

60 lines
1.5 KiB

package wechat_auth
import (
"context"
"errors"
)
type (
ISys interface {
Auth(ctx context.Context, idToken string) (info *WeChatUserInfoResponse, err error)
}
WeChatTokenResponse struct {
AccessToken string `json:"access_token"`
ExpiresIn int `json:"expires_in"`
RefreshToken string `json:"refresh_token"`
OpenID string `json:"openid"`
Scope string `json:"scope"`
WeChatError // 内嵌错误结构
}
WeChatUserInfoResponse struct {
OpenID string `json:"openid"`
Nickname string `json:"nickname"`
HeadImgURL string `json:"headimgurl"`
UnionID string `json:"unionid"`
WeChatError
}
WeChatError struct {
ErrCode int `json:"errcode"`
ErrMsg string `json:"errmsg"`
}
)
var defsys ISys
// ErrNotInited 微信登录未初始化。OnInit 失败时调用方可选择降级;此时包级函数返回本错误,而不是 panic。
var ErrNotInited = errors.New("wechat_auth 未初始化:配置缺失")
func OnInit(config map[string]interface{}, option ...Option) error {
sys, err := newSys(newOptions(config, option...))
if err != nil {
// 出错时不要给 defsys 赋值,避免「非 nil 接口 + nil 指针」让守卫失效。
return err
}
defsys = sys
return nil
}
func NewSys(option ...Option) (sys ISys, err error) {
sys, err = newSys(newOptionsByOption(option...))
return
}
func Auth(ctx context.Context, idToken string) (info *WeChatUserInfoResponse, err error) {
if defsys == nil {
return nil, ErrNotInited
}
return defsys.Auth(ctx, idToken)
}