feat: add updater

include/misc/Updater.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "misc/DataBuffer.h"
+
+namespace td {
+namespace utils {
+
+class Updater {
+private:
+    float m_Progress;
+    bool m_DownloadComplete;
+    bool m_FileWrited;
+    bool m_CancelDownload;
+    DataBuffer m_FileBuffer;
+public:
+    Updater() : m_Progress(0), m_DownloadComplete(false), m_FileWrited(false), m_CancelDownload(false) {}
+
+    bool checkUpdate();
+    void downloadUpdate();
+    void cancelDownload() { m_CancelDownload = true; m_Progress = 0.0f; m_DownloadComplete = false; }
+    bool writeFile();
+
+    void clearCache() { m_FileBuffer.Clear(); }
+
+    float getDownloadProgress() { return m_Progress; }
+    bool isDownloadComplete() { return m_DownloadComplete; }
+    bool isFileWrited() { return m_FileWrited; }
+    
+    static std::string getLocalFilePath();
+    static void removeOldFile();
+private:
+    std::string getDownloadFileURL();
+    std::uint32_t getLocalFileSize();
+};
+
+} // namespace utils
+} // namespace td

include/render/gui/TowerGui.h

@@ -41,6 +41,7 @@ private:
     std::unique_ptr<td::gui::MainMenu> m_MainMenu;
     std::unique_ptr<td::gui::GameMenu> m_GameMenu;
     std::unique_ptr<td::gui::FrameMenu> m_FrameMenu;
+    std::unique_ptr<td::gui::UpdateMenu> m_UpdateMenu;
 
     bool m_DemoOpened = false;
 public:

include/render/gui/UpdateMenu.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "GuiWidget.h"
+
+#include "misc/Updater.h"
+
+#include <future>
+
+namespace td {
+namespace gui {
+
+class UpdateMenu : public GuiWidget {
+private:
+    bool m_Opened;
+    std::string m_Error;
+    utils::Updater m_Updater;
+    std::shared_future<bool> m_UpdateAvailable;
+public:
+    UpdateMenu(client::Client* client);
+
+    virtual void render();
+private:
+    void checkUpdates();
+    bool isUpdateChecked();
+    void renderErrorPopup();
+};
+
+} // namespace gui
+} // namespace td