chore(release): bump version to 1.6.4

app_version.py

@@ -1 +1 @@
-APP_VERSION = "1.6.2"
+APP_VERSION = "1.6.4"

main.py

@@ -835,7 +835,7 @@ class VkChatManager(QMainWindow):
                 return candidate
         return extracted_dir
 
-    def _build_update_script(self, app_dir, source_dir, exe_name):
+    def _build_update_script(self, app_dir, source_dir, exe_name, target_pid):
         script_path = os.path.join(tempfile.gettempdir(), "anabasis_apply_update.cmd")
         script_lines = [
             "@echo off",
@@ -843,14 +843,35 @@ class VkChatManager(QMainWindow):
             f"set APP_DIR={app_dir}",
             f"set SRC_DIR={source_dir}",
             f"set EXE_NAME={exe_name}",
-            "timeout /t 2 /nobreak >nul",
-            "robocopy \"%SRC_DIR%\" \"%APP_DIR%\" /E /NFL /NDL /NJH /NJS /NP /R:3 /W:1 >nul",
+            f"set TARGET_PID={target_pid}",
+            "set BACKUP_DIR=%TEMP%\\anabasis_backup_%RANDOM%%RANDOM%",
+            ":wait_for_exit",
+            "tasklist /FI \"PID eq %TARGET_PID%\" | find \"%TARGET_PID%\" >nul",
+            "if %ERRORLEVEL% EQU 0 (",
+            "  timeout /t 1 /nobreak >nul",
+            "  goto :wait_for_exit",
+            ")",
+            "timeout /t 1 /nobreak >nul",
+            "mkdir \"%BACKUP_DIR%\" >nul 2>&1",
+            "robocopy \"%APP_DIR%\" \"%BACKUP_DIR%\" /E /NFL /NDL /NJH /NJS /NP /R:6 /W:2 >nul",
             "set RC=%ERRORLEVEL%",
-            "if %RC% GEQ 8 goto :copy_error",
+            "if %RC% GEQ 8 goto :backup_error",
+            "robocopy \"%SRC_DIR%\" \"%APP_DIR%\" /E /NFL /NDL /NJH /NJS /NP /R:12 /W:2 >nul",
+            "set RC=%ERRORLEVEL%",
+            "if %RC% GEQ 8 goto :rollback",
             "start \"\" \"%APP_DIR%\\%EXE_NAME%\"",
+            "timeout /t 2 /nobreak >nul",
+            "tasklist /FI \"IMAGENAME eq %EXE_NAME%\" | find /I \"%EXE_NAME%\" >nul",
+            "if %ERRORLEVEL% NEQ 0 goto :rollback",
+            "rmdir /S /Q \"%BACKUP_DIR%\" >nul 2>&1",
             "exit /b 0",
-            ":copy_error",
-            "echo Auto-update failed with code %RC% > \"%APP_DIR%\\update_error.log\"",
+            ":rollback",
+            "robocopy \"%BACKUP_DIR%\" \"%APP_DIR%\" /E /NFL /NDL /NJH /NJS /NP /R:6 /W:2 >nul",
+            "start \"\" \"%APP_DIR%\\%EXE_NAME%\"",
+            "echo Auto-update failed. Rollback executed. > \"%APP_DIR%\\update_error.log\"",
+            "exit /b 2",
+            ":backup_error",
+            "echo Auto-update failed during backup. Code %RC% > \"%APP_DIR%\\update_error.log\"",
             "exit /b %RC%",
         ]
         with open(script_path, "w", encoding="utf-8", newline="\r\n") as f:
@@ -892,7 +913,7 @@ class VkChatManager(QMainWindow):
             app_exe = sys.executable
             app_dir = os.path.dirname(app_exe)
             exe_name = os.path.basename(app_exe)
-            script_path = self._build_update_script(app_dir, source_dir, exe_name)
+            script_path = self._build_update_script(app_dir, source_dir, exe_name, os.getpid())
 
             creation_flags = 0
             if hasattr(subprocess, "CREATE_NEW_PROCESS_GROUP"):
@@ -911,7 +932,7 @@ class VkChatManager(QMainWindow):
                 "Обновление запущено",
                 "Обновление скачано. Приложение будет перезапущено.",
             )
-            QTimer.singleShot(150, QApplication.instance().quit)
+            QApplication.instance().quit()
             return True
         except Exception as e:
             self._log_event("auto_update_failed", str(e), level="ERROR")

tests/test_auth_relogin_smoke.py

@@ -46,6 +46,10 @@ class AuthReloginSmokeTests(unittest.TestCase):
         self.assertIn('message_box.addButton("Обновить сейчас", QMessageBox.AcceptRole)', self.source)
         self.assertIn("def _start_auto_update(self, download_url, latest_version, checksum_url=\"\", download_name=\"\"):", self.source)
         self.assertIn("def _verify_update_checksum(self, zip_path, checksum_url, download_name):", self.source)
+        self.assertIn("def _build_update_script(self, app_dir, source_dir, exe_name, target_pid):", self.source)
+        self.assertIn("set TARGET_PID=", self.source)
+        self.assertIn("set BACKUP_DIR=", self.source)
+        self.assertIn(":rollback", self.source)
 
 
 if __name__ == "__main__":