Added settings dialog with loglevel

src/bedit_gui/controllers/settings_controller.py

@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+from collections.abc import Callable
+from typing import Protocol
+
+from PySide6.QtCore import QObject
+from PySide6.QtWidgets import QDialog
+
+from bedit_gui.services.application_logging import get_logger, set_log_level
+from bedit_gui.services.application_settings import ApplicationSettings
+from bedit_gui.views.dialogs.settings_dialog import SettingsDialog
+from bedit_gui.views.main_window import MainWindow
+
+logger = get_logger(__name__)
+
+
+class SettingsDialogLike(Protocol):
+    @property
+    def log_level(self) -> int: ...
+
+    def exec(self) -> int: ...
+
+
+SettingsDialogFactory = Callable[[int, MainWindow], SettingsDialogLike]
+
+
+class SettingsController(QObject):
+    """Opens the settings dialog and applies accepted preferences."""
+
+    def __init__(
+        self,
+        window: MainWindow,
+        settings: ApplicationSettings,
+        dialog_factory: SettingsDialogFactory = SettingsDialog,
+    ) -> None:
+        super().__init__(window)
+        self.window = window
+        self.settings = settings
+        self.dialog_factory = dialog_factory
+
+        window.ui.actionSettings.triggered.connect(self.open_settings)
+
+    def open_settings(self) -> None:
+        dialog = self.dialog_factory(self.settings.log_level, self.window)
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+
+        self.settings.log_level = dialog.log_level
+        set_log_level(dialog.log_level)
+        logger.info("Application settings updated")