fix bug ValidateOauthProvider location

http/controller/api/ouath.go

@@ -32,12 +32,6 @@ func (o *Oauth) OidcAuth(c *gin.Context) {
 	}
 
 	oauthService := service.AllService.OauthService
-	err = oauthService.ValidateOauthProvider(f.Op)
-	if err != nil {
-		response.Error(c, response.TranslateMsg(c, err.Error()))
-		return
-	}
-
 	var code string
 	var url string
 	err, code, url = oauthService.BeginAuth(f.Op)

service/oauth.go

@@ -155,6 +155,10 @@ func (os *OauthService) FetchOidcEndpointByOp(op string) (error, OidcEndpoint) {
 
 // GetOauthConfig retrieves the OAuth2 configuration based on the provider name
 func (os *OauthService) GetOauthConfig(op string) (err error, oauthType string, oauthConfig *oauth2.Config) {
+	err = os.ValidateOauthProvider(op)
+	if err != nil {
+		return err, "", nil
+	}
 	err, oauthType, oauthConfig = os.getOauthConfigGeneral(op)
 	if err != nil {
 		return err, oauthType, nil