/
google.go
64 lines (53 loc) · 1.45 KB
/
google.go
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package auth
import (
"encoding/json"
"golang.org/x/oauth2"
)
var _ Provider = (*Google)(nil)
// NameGoogle is the unique name of the Google provider.
const NameGoogle string = "google"
// Google allows authentication via Google OAuth2.
type Google struct {
*baseProvider
}
// NewGoogleProvider creates new Google provider instance with some defaults.
func NewGoogleProvider() *Google {
return &Google{&baseProvider{
scopes: []string{
"https://www.googleapis.com/auth/userinfo.profile",
"https://www.googleapis.com/auth/userinfo.email",
},
authUrl: "https://accounts.google.com/o/oauth2/auth",
tokenUrl: "https://accounts.google.com/o/oauth2/token",
userApiUrl: "https://www.googleapis.com/oauth2/v1/userinfo",
}}
}
// FetchAuthUser returns an AuthUser instance based the Google's user api.
func (p *Google) FetchAuthUser(token *oauth2.Token) (*AuthUser, error) {
data, err := p.FetchRawUserData(token)
if err != nil {
return nil, err
}
rawUser := map[string]any{}
if err := json.Unmarshal(data, &rawUser); err != nil {
return nil, err
}
extracted := struct {
Id string
Name string
Email string
Picture string
}{}
if err := json.Unmarshal(data, &extracted); err != nil {
return nil, err
}
user := &AuthUser{
Id: extracted.Id,
Name: extracted.Name,
Email: extracted.Email,
AvatarUrl: extracted.Picture,
RawUser: rawUser,
AccessToken: token.AccessToken,
}
return user, nil
}