Method FetchAuthUser

tools/auth/vk.go:52–98

FetchAuthUser returns an AuthUser instance based on VK's user api. API reference: https://dev.vk.com/method/users.get

(token *oauth2.Token)

//
// API reference: https://dev.vk.com/method/users.get
func (p *VK) FetchAuthUser(token *oauth2.Token) (*AuthUser, error) {
	data, err := p.FetchRawUserInfo(token)
	if err != nil {
		return nil, err
	}

	rawUser := map[string]any{}
	if err := json.Unmarshal(data, &rawUser); err != nil {
		return nil, err
	}

	extracted := struct {
		Response []struct {
			Id        int64  `json:"id"`
			FirstName string `json:"first_name"`
			LastName  string `json:"last_name"`
			Username  string `json:"screen_name"`
			AvatarURL string `json:"photo_max"`
		} `json:"response"`
	}{}

	if err := json.Unmarshal(data, &extracted); err != nil {
		return nil, err
	}

	if len(extracted.Response) == 0 {
		return nil, errors.New("missing response entry")
	}

	user := &AuthUser{
		Id:           strconv.FormatInt(extracted.Response[0].Id, 10),
		Name:         strings.TrimSpace(extracted.Response[0].FirstName + " " + extracted.Response[0].LastName),
		Username:     extracted.Response[0].Username,
		AvatarURL:    extracted.Response[0].AvatarURL,
		RawUser:      rawUser,
		AccessToken:  token.AccessToken,
		RefreshToken: token.RefreshToken,
	}

	user.Expiry, _ = types.ParseDateTime(token.Expiry)

	if email := token.Extra("email"); email != nil {
		user.Email = fmt.Sprint(email)
	}

	return user, nil
}