replace GetProfile with single call and improve error handling to fetch private profiles

types.go

@@ -39,6 +39,33 @@ type (
 		Error error
 	}
 
+	// User type.
+	User struct {
+		CreatedAt   string `json:"created_at"`
+		Description string `json:"description"`
+		Entities    struct {
+			URL struct {
+				Urls []struct {
+					ExpandedURL string `json:"expanded_url"`
+				} `json:"urls"`
+			} `json:"url"`
+		} `json:"entities"`
+		FavouritesCount      int      `json:"favourites_count"`
+		FollowersCount       int      `json:"followers_count"`
+		FriendsCount         int      `json:"friends_count"`
+		IDStr                string   `json:"id_str"`
+		ListedCount          int      `json:"listed_count"`
+		Name                 string   `json:"name"`
+		Location             string   `json:"location"`
+		PinnedTweetIdsStr    []string `json:"pinned_tweet_ids_str"`
+		ProfileBannerURL     string   `json:"profile_banner_url"`
+		ProfileImageURLHTTPS string   `json:"profile_image_url_https"`
+		Protected            bool     `json:"protected"`
+		ScreenName           string   `json:"screen_name"`
+		StatusesCount        int      `json:"statuses_count"`
+		Verified             bool     `json:"verified"`
+	}
+
 	// timeline JSON
 	timeline struct {
 		GlobalObjects struct {