refactor: Restructure GUI components into separate modules for improved maintainability

1 files changed, 85 insertions, 0 deletions

diff --git a/tidal_dl_ng/gui/signals.py b/tidal_dl_ng/gui/signals.py
new file mode 100644
index 0000000..4a8e43a
--- /dev/null
+++ b/tidal_dl_ng/gui/signals.py
@@ -0,0 +1,85 @@
+"""Signals mixin for MainWindow.
+
+Handles all Qt signal definitions and connections.
+"""
+
+from PySide6 import QtCore, QtWidgets
+from tidalapi import Album, Artist, Track, Video
+
+from tidal_dl_ng.helper.gui import get_results_media_item
+
+
+class SignalsMixin:
+    """Mixin containing Qt signal definitions and signal connection methods."""
+
+    def _init_signals(self) -> None:
+        """Connect signals to their respective slots."""
+        self.pb_download.clicked.connect(lambda: self.thread_it(self.on_download_results))
+        self.pb_download_list.clicked.connect(lambda: self.thread_it(self.playlist_manager.on_download_list_media))
+        self.l_search.returnPressed.connect(
+            lambda: self.search_manager.search_populate_results(self.l_search.text(), self.cb_search_type.currentData())
+        )
+        self.pb_search.clicked.connect(
+            lambda: self.search_manager.search_populate_results(self.l_search.text(), self.cb_search_type.currentData())
+        )
+        self.cb_quality_audio.currentIndexChanged.connect(self.on_quality_set_audio)
+        self.cb_quality_video.currentIndexChanged.connect(self.on_quality_set_video)
+        self.s_spinner_start[QtWidgets.QWidget].connect(self.on_spinner_start)
+        self.s_spinner_stop.connect(self.on_spinner_stop)
+        self.s_item_advance.connect(self.on_progress_item)
+        self.s_item_name.connect(self.on_progress_item_name)
+        self.s_list_name.connect(self.on_progress_list_name)
+        self.s_list_advance.connect(self.on_progress_list)
+        self.s_pb_reset.connect(self.on_progress_reset)
+        self.s_statusbar_message.connect(self.on_statusbar_message)
+        self.s_tr_results_add_top_level_item.connect(self.on_tr_results_add_top_level_item)
+        self.s_settings_save.connect(self.on_settings_save)
+        self.s_pb_reload_status.connect(self.button_reload_status)
+        self.s_update_check.connect(lambda: self.thread_it(self.on_update_check))
+        self.s_update_show.connect(self.on_version)
+
+        # Menubar
+        self.a_exit.triggered.connect(self.close)
+        self.a_version.triggered.connect(self.on_version)
+        self.a_preferences.triggered.connect(self.on_preferences)
+        self.a_logout.triggered.connect(self.on_logout)
+        self.a_updates_check.triggered.connect(lambda: self.on_update_check(False))
+
+        # Results
+        self.tr_results.expanded.connect(self.on_tr_results_expanded)
+        self.tr_results.clicked.connect(self.on_result_item_clicked)
+        self.tr_results.doubleClicked.connect(lambda: self.thread_it(self.on_download_results))
+
+        # Managers
+        self.queue_manager.connect_signals()
+        self.playlist_manager.connect_signals()
+        self.info_tab_widget.s_search_in_app.connect(self.on_search_in_app)
+        self.info_tab_widget.s_search_in_browser.connect(self.on_search_in_browser)
+
+    def on_result_item_clicked(self, index: QtCore.QModelIndex) -> None:
+        """Handle the event when a result item is clicked."""
+        media: Track | Video | Album | Artist = get_results_media_item(
+            index, self.proxy_tr_results, self.model_tr_results
+        )
+
+        self.info_tab_widget.update_on_selection(media)
+        self.thread_it(self.cover_manager.load_cover, media)
+
+    def on_quality_set_audio(self, index: int) -> None:
+        """Set the audio quality for downloads."""
+        from tidalapi import Quality
+
+        quality_data = self.cb_quality_audio.itemData(index)
+        self.settings.data.quality_audio = Quality(quality_data)
+        self.settings.save()
+        if self.tidal:
+            self.tidal.settings_apply()
+
+    def on_quality_set_video(self, index: int) -> None:
+        """Set the video quality for downloads."""
+        from tidal_dl_ng.constants import QualityVideo
+
+        self.settings.data.quality_video = QualityVideo(self.cb_quality_video.itemData(index))
+        self.settings.save()
+        if self.tidal:
+            self.tidal.settings_apply()