Fix slgobinath#777 (slgobinath#784)

* check whether pywayland can be imported or not

* disable smartpause plugin if it says NameError: name 'ExtIdleNotifierV1' is not defined

* Update safeeyes/plugins/smartpause/ext_idle_notify.py

Co-authored-by: Copilot <[email protected]>

* Update safeeyes/plugins/smartpause/ext_idle_notify.py

Co-authored-by: Copilot <[email protected]>

* Fix Ruff warnings

* work on mypy

* trying to fix mypy warning

* Try fixing mypy error

* fix typo

* This should satisfy both ruff and mypy

* reinstate the comments

* Update ext_idle_notify.py

* respect github warning, ignore local warning

slgobinath#784 (comment) 😕

* remove unnecessary comment and remove # noqa : F401

* add comments about variable's values

* More transparent code for exception handling

---------

Co-authored-by: Copilot <[email protected]>

Author: archisman-panigrahi

safeeyes/plugins/smartpause/ext_idle_notify.py

@@ -27,10 +27,25 @@
 
 from pywayland.client import Display
 from pywayland.protocol.wayland.wl_seat import WlSeat
-from pywayland.protocol.ext_idle_notify_v1 import (
-    ExtIdleNotifierV1,
-    ExtIdleNotificationV1,
-)
+
+
+if typing.TYPE_CHECKING:
+    from pywayland.protocol.ext_idle_notify_v1 import (
+        ExtIdleNotifierV1,
+        ExtIdleNotificationV1,
+    )
+
+try:
+    from pywayland.protocol.ext_idle_notify_v1 import (
+        ExtIdleNotifierV1,
+        ExtIdleNotificationV1,
+    )
+except Exception as e:
+    logging.warning("The ext_idle_notify_v1 feature is not available. Exception: %s", e)
+    logging.warning("This is likely due to an older version of Wayland.")
+    EXT_IDLE_NOTIFY_IMPORT_ERROR = True
+else:
+    EXT_IDLE_NOTIFY_IMPORT_ERROR = False
 
 from .interface import IdleMonitorInterface
 from safeeyes import utility

safeeyes/plugins/smartpause/plugin.py

@@ -159,8 +159,18 @@ def on_start() -> None:
         elif use_swayidle:
             idle_monitor = IdleMonitorSwayidle()
         elif use_ext_idle_notify:
-            from .ext_idle_notify import IdleMonitorExtIdleNotify
+            from .ext_idle_notify import (
+                IdleMonitorExtIdleNotify,
+                EXT_IDLE_NOTIFY_IMPORT_ERROR,
+            )
 
+            if EXT_IDLE_NOTIFY_IMPORT_ERROR:
+                logging.warning(
+                    "SmartPause plugin disabled:"
+                    " ext_idle_notify_v1 not available on this system."
+                )
+                idle_monitor_unsupported = True
+                return
             idle_monitor = IdleMonitorExtIdleNotify()
         else:
             idle_monitor = IdleMonitorX11()