Make IsLoggedIn more active and correct

auth.go

@@ -13,7 +13,8 @@ const (
 	bearerToken2 = "AAAAAAAAAAAAAAAAAAAAANRILgAAAAAAnNwIzUejRCOuH5E6I8xnZz4puTs%3D1Zv7ttfk8LF81IUq16cHjhLTvJu4FA33AGWWjCpTnA"
 )
 
-type flow struct {
+type (
+	flow struct {
 		Errors []struct {
 			Code    int    `json:"code"`
 			Message string `json:"message"`
@@ -22,6 +23,14 @@ type flow struct {
 		Status    string `json:"status"`
 	}
 
+	verifyCredentials struct {
+		Errors []struct {
+			Code    int    `json:"code"`
+			Message string `json:"message"`
+		} `json:"errors"`
+	}
+)
+
 func (s *Scraper) getFlowToken(data map[string]interface{}) (string, error) {
 	headers := http.Header{
 		"Authorization":             []string{"Bearer " + s.bearerToken},
@@ -64,6 +73,17 @@ func (s *Scraper) getFlowToken(data map[string]interface{}) (string, error) {
 
 // IsLoggedIn check if scraper logged in
 func (s *Scraper) IsLoggedIn() bool {
+	req, err := http.NewRequest("GET", "https://api.twitter.com/1.1/account/verify_credentials.json", nil)
+	if err != nil {
+		return false
+	}
+	var verify verifyCredentials
+	err = s.RequestAPI(req, &verify)
+	if err != nil || verify.Errors != nil {
+		s.isLogged = false
+	} else {
+		s.isLogged = true
+	}
 	return s.isLogged
 }