added more debug messages and re-raise

openvr_fsr_app.py

@@ -28,7 +28,7 @@
 
 
 def register_gevent_error_handler(error_handler):
-
+    logging.debug('Registering gevent error handler')
     Hub._origin_handle_error = Hub.handle_error
 
     def custom_handle_error(self, context, e_type, value, tb):
@@ -40,6 +40,7 @@ def custom_handle_error(self, context, e_type, value, tb):
         self._origin_handle_error(context, e_type, value, tb)
 
     Hub.handle_error = custom_handle_error
+    logging.debug('Registered gevent error handler')
 
 
 def _start_in_browser(npm_serve=True):
@@ -59,13 +60,20 @@ def _start_in_browser(npm_serve=True):
 
     edge_cmd = f"{os.path.expandvars('%PROGRAMFILES(x86)%')}\\Microsoft\\Edge\\Application\\msedge.exe"
     start_url = f'http://{host}:{url_port}'
+    logging.debug(f'Preparing Browser start: {start_url}/{page}')
+    if Path(edge_cmd).exists():
+        logging.debug(f'Found Edge: {edge_cmd}')
+    else:
+        logging.debug(f'Edge not found: {edge_cmd}')
 
     try:
         app_module_prefs = getattr(AppSettings, 'app_preferences', dict()).get('appModules', list())
         if Path(edge_cmd).exists() and 'edge_preferred' in app_module_prefs:
+            logging.debug('Starting in Edge.')
             eel.start(page, mode='custom', host=host, port=port, block=False,
                       cmdline_args=[edge_cmd, '--profile-directory=Default', f'--app={start_url}'])
         else:
+            logging.debug('Starting in Chrome.')
             eel.start(page, host=host, port=port, block=False, close_callback=close_request)
     except EnvironmentError:
         # If Chrome isn't found, fallback to Microsoft Chromium Edge
@@ -79,36 +87,28 @@ def _start_in_browser(npm_serve=True):
             eel.start(page, mode=None, app_mode=False, host=host, port=port, block=False)
             # Open system default web browser
             webbrowser.open_new(start_url)
+    logging.debug('Browser Start finished')
 
 
 def start_eel():
     logging.info('\n\n\n')
     logging.info('#######################################################')
     logging.info('################ Starting APP               ###########')
-    logging.info('#######################################################\n\n\n')
+    logging.info('#######################################################')
 
     if FROZEN:
         # Set Exception hook
         sys.excepthook = AppExceptionHook.exception_hook
         register_gevent_error_handler(AppExceptionHook.gevent_error_handler)
 
     AppSettings.load()
+    logging.debug('App-Settings loaded')
 
     # This will ask for and re-run with admin rights
     # if setting needs_admin set.
     if AppSettings.needs_admin and not run_as_admin():
         return
 
-    """
-        THIS WILL DISABLE ctypes support! But it will make sure launching an executable
-        or basically any executable that is loading DLLs will work.
-    """
-    if sys.platform == "win32":
-        import ctypes
-        ctypes.windll.kernel32.SetDllDirectoryA(None)
-    """
-        //
-    """
     _start_in_browser(not FROZEN)
     gevent.sleep(0.5)
     if AppExceptionHook.event.is_set():
@@ -117,6 +117,7 @@ def start_eel():
         raise RuntimeError(AppExceptionHook.gui_msg)
 
     # -- Run until window/tab closed
+    logging.debug('Entering event loop')
     while not CLOSE_EVENT.is_set():
         CLOSE_EVENT.wait(timeout=1)
 
@@ -126,9 +127,6 @@ def start_eel():
         # Capture exception events
         AppExceptionHook.exception_event_loop()
 
-    # -- Shutdown Greenlets
-    # logging.debug('Shutting down Greenlets.')
-    # gevent.joinall((cg, hg, rg), timeout=15.0, raise_error=True)
     AppSettings.previous_version = get_version()
     AppSettings.save()
 
@@ -141,4 +139,8 @@ def start_eel():
 
 
 if __name__ == '__main__':
-    start_eel()
+    try:
+        start_eel()
+    except Exception as e:
+        logging.error(f'Exception in main loop: {e}')
+        raise e