2 files changed, 16 insertions, 2 deletions
diff --git a/include/tgbot/Api.h b/include/tgbot/Api.h
index 7db68e7..6bd24e4 100644
--- a/include/tgbot/Api.h
+++ b/include/tgbot/Api.h
@@ -1989,7 +1989,7 @@ public:
 
     const HttpClient& _httpClient;
     
-private:
+protected:
     boost::property_tree::ptree sendRequest(const std::string& method, const std::vector<HttpReqArg>& args = std::vector<HttpReqArg>()) const;
 
     const std::string _token;
diff --git a/include/tgbot/TgException.h b/include/tgbot/TgException.h
index e80711c..0fbda93 100644
--- a/include/tgbot/TgException.h
+++ b/include/tgbot/TgException.h
@@ -16,7 +16,21 @@ namespace TgBot {
 class TGBOT_API TgException : public std::runtime_error {
 
 public:
-    explicit TgException(const std::string& description);
+
+    /**
+     * @brief Enum of possible errors from Api requests 
+     */
+    enum class ErrorCode : size_t {
+        Undefined = 0,
+        BadRequest = 400, Unauthorized = 401, 
+        Forbidden = 403, NotFound = 404, 
+        Flood = 402, Internal = 500,
+        HtmlResponse = 100, InvalidJson = 101
+    };
+
+    explicit TgException(const std::string& description, ErrorCode errorCode);
+
+    const ErrorCode errorCode;
 };
 
 }