✨ Added blocking/async managers

src/store/managers/manager.py

@@ -1,10 +1,11 @@
 from abc import abstractmethod
-from gi.repository import Gio
+
+from gi.repository import GObject
 
 from src.game import Game
 
 
-class Manager:
+class Manager(GObject.Object):
     """Class in charge of handling a post creation action for games.
 
     * May connect to signals on the game to handle them.
@@ -13,26 +14,15 @@ class Manager:
     """
 
     run_after: set[type["Manager"]] = set()
-
-    cancellable: Gio.Cancellable
     errors: list[Exception]
+    blocking: bool = True
 
     def __init__(self) -> None:
         super().__init__()
-        self.cancellable = Gio.Cancellable()
         self.errors = []
 
-    def cancel_tasks(self):
-        """Cancel all tasks for this manager"""
-        self.cancellable.cancel()
-
-    def reset_cancellable(self):
-        """Reset the cancellable for this manager.
-        Alreadyn scheduled Tasks will no longer be cancellable."""
-        self.cancellable = Gio.Cancellable()
-
     def report_error(self, error: Exception):
-        """Report an error that happened in of run"""
+        """Report an error that happened in Manager.run"""
         self.errors.append(error)
 
     def collect_errors(self) -> list[Exception]:
@@ -42,8 +32,26 @@ class Manager:
         return errors
 
     @abstractmethod
-    def run(self, game: Game, cancellable: Gio.Cancellable) -> None:
+    def final_run(self, game: Game) -> None:
+        """
+        Abstract method overriden by final child classes, called by the run method.
+        * May block its thread
+        * May not raise exceptions, as they will be silently ignored
+        """
+
+    def run(self, game: Game) -> None:
         """Pass the game through the manager.
-        May block its thread.
-        May not raise exceptions, as they will be silently ignored."""
+        In charge of calling the final_run method."""
+        self.emit("started")
+        self.final_run(game)
+        self.emit("done")
+
+    @GObject.Signal(name="started")
+    def started(self) -> None:
+        """Signal emitted when a manager is started"""
+        pass
+
+    @GObject.Signal(name="done")
+    def done(self) -> None:
+        """Signal emitted when a manager is done"""
         pass