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endpoint.go
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endpoint.go
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package mbb
import (
"fmt"
"net/http"
"net/url"
"strings"
"github.com/connectorjs/evcm/util"
"github.com/connectorjs/evcm/util/request"
"github.com/connectorjs/evcm/util/urlvalues"
"github.com/connectorjs/evcm/vehicle/vag"
)
const (
BaseURL = "https://mbboauth-1d.prd.ece.vwg-connect.com"
TokenURL = BaseURL + "/mbbcoauth/mobile/oauth2/v1/token"
)
var _ vag.TokenExchanger = (*Service)(nil)
type Service struct {
*request.Helper
clientID string
}
func New(log *util.Logger, clientID string) *Service {
return &Service{
Helper: request.NewHelper(log),
clientID: clientID,
}
}
func (v *Service) Exchange(q url.Values) (*vag.Token, error) {
if err := urlvalues.Require(q, "id_token"); err != nil {
return nil, err
}
data := url.Values{
"grant_type": {"id_token"},
"token": {q.Get("id_token")},
"scope": {"sc2:fal"},
}
req, err := request.New(http.MethodPost, TokenURL, strings.NewReader(data.Encode()), map[string]string{
"Content-Type": "application/x-www-form-urlencoded",
"X-Client-Id": v.clientID,
})
var res vag.Token
if err == nil {
err = v.DoJSON(req, &res)
}
// check if token response contained error
if errT := res.Error(); err != nil && errT != nil {
err = fmt.Errorf("token exchange: %w", errT)
}
return &res, err
}
func (v *Service) Refresh(token *vag.Token) (*vag.Token, error) {
data := url.Values{
"grant_type": {"refresh_token"},
"refresh_token": {token.RefreshToken},
"scope": {"sc2:fal"},
}
req, err := request.New(http.MethodPost, TokenURL, strings.NewReader(data.Encode()), map[string]string{
"Content-Type": "application/x-www-form-urlencoded",
"X-Client-Id": v.clientID,
})
var res vag.Token
if err == nil {
err = v.DoJSON(req, &res)
}
return &res, err
}
// TokenSource creates token source. Token is refreshed automatically.
func (v *Service) TokenSource(token *vag.Token) vag.TokenSource {
return vag.RefreshTokenSource(token, v.Refresh)
}