Use signals for updating and saving games

src/store/managers/display_manager.py

@@ -1,16 +1,55 @@
 from src import shared  # pylint: disable=no-name-in-module
 from src.game import Game
+from src.game_cover import GameCover
+from src.store.managers.manager import Manager
 from src.store.managers.sgdb_manager import SGDBManager
 from src.store.managers.steam_api_manager import SteamAPIManager
-from src.store.managers.manager import Manager
 
 
 class DisplayManager(Manager):
     """Manager in charge of adding a game to the UI"""
 
     run_after = (SteamAPIManager, SGDBManager)
+    signals = {"update-ready"}
 
     def manager_logic(self, game: Game, _additional_data: dict) -> None:
-        # TODO decouple a game from its widget
         shared.win.games[game.game_id] = game
-        game.update()
+        if game.get_parent():
+            game.get_parent().get_parent().remove(game)
+            if game.get_parent():
+                game.get_parent().set_child()
+
+        game.menu_button.set_menu_model(
+            game.hidden_game_options if game.hidden else game.game_options
+        )
+
+        game.title.set_label(game.name)
+
+        game.menu_button.get_popover().connect(
+            "notify::visible", game.toggle_play, None
+        )
+        game.menu_button.get_popover().connect(
+            "notify::visible", game.win.set_active_game, game
+        )
+
+        if game.game_id in game.win.game_covers:
+            game.game_cover = game.win.game_covers[game.game_id]
+            game.game_cover.add_picture(game.cover)
+        else:
+            game.game_cover = GameCover({game.cover}, game.get_cover_path())
+            game.win.game_covers[game.game_id] = game.game_cover
+
+        if (
+            game.win.stack.get_visible_child() == game.win.details_view
+            and game.win.active_game == game
+        ):
+            game.win.show_details_view(game)
+
+        if not game.removed and not game.blacklisted:
+            if game.hidden:
+                game.win.hidden_library.append(game)
+            else:
+                game.win.library.append(game)
+            game.get_parent().set_focusable(False)
+
+        game.win.set_library_child()