package weixin

import (
	"errors"

	"git.rosy.net.cn/jx-callback/business/auth2"
	"git.rosy.net.cn/jx-callback/business/auth2/authprovider"
	"git.rosy.net.cn/jx-callback/globals"
	"git.rosy.net.cn/jx-callback/globals/api"
)

const (
	AuthTypeWeixin = "weixin"
	AuthTypeMP     = "weixinsns"
	AuthTypeMini   = "weixinmini"
)

type Auther struct {
	authprovider.DefAuther
	authType string
}

var (
	AutherObjWX *Auther
	AutherObjMP *Auther
)

var (
	ErrStateIsWrong = errors.New("登录state非法")
)

func init() {
	AutherObjWX = &Auther{
		authType: AuthTypeWeixin,
	}
	auth2.RegisterAuther(AuthTypeWeixin, AutherObjWX)

	AutherObjMP = &Auther{
		authType: AuthTypeMP,
	}
	auth2.RegisterAuther(AuthTypeMP, AutherObjMP)
}

func (a *Auther) VerifySecret(state, code string) (authBindEx *auth2.AuthBindEx, err error) {
	globals.SugarLogger.Debugf("weixin VerifySecret code:%s", code)
	if state == "" {
		token, err2 := api.WeixinPageAPI.SNSRetrieveToken(code)
		if err = err2; err == nil {
			wxUserinfo, err2 := api.WeixinPageAPI.SNSGetUserInfo(token.AccessToken, token.OpenID)
			if err = err2; err == nil {
				if authBindEx, err = a.UnionFindAuthBind(a.authType, []string{AuthTypeWeixin, AuthTypeMini, AuthTypeMini}, wxUserinfo.OpenID, wxUserinfo.UnionID, wxUserinfo); err == nil {
					authBindEx.UserHint = &auth2.UserBasic{
						Name: wxUserinfo.NickName,
					}
				}
			}
		}
	} else {
		err = ErrStateIsWrong
	}
	return authBindEx, err
}