Tweak frontend and game logic

hopper/engine.py

@@ -69,14 +69,8 @@ class GameEngine:
 
         return player
 
-    async def move_player(
-        self, player: Player, direction: Direction
-    ) -> PlayerMoveResult:
-        player.reset_timeout()
-
-        new_position = Position(player.position.x, player.position.y)
-        logging.info(f"Player {player} move to {direction}")
-
+    def _move_position(self, position: Position, direction: Direction) -> Position:
+        new_position = Position(position.x, position.y)
         if direction == Direction.LEFT:
             new_position.x -= 1
         elif direction == Direction.RIGHT:
@@ -87,39 +81,56 @@ class GameEngine:
             new_position.y += 1
         else:
             raise ValueError(f"Unhandled direction: {direction}")
+        return new_position
+
+    async def move_player(
+        self, player: Player, direction: Direction
+    ) -> PlayerMoveResult:
+        player.reset_timeout()
+
+        # player will not be able to move once they reach the destination
+        if player.reached_destination:
+            return PlayerMoveResult.DESTINATION_REACHED
+
+        logging.info(f"Player {player} move to {direction}")
+        new_position = self._move_position(player.position, direction)
 
         player.move_attempt_count += 1
 
-        if not self.position_in_board_bounds(new_position):
+        if not self._position_in_board_bounds(new_position):
             raise PositionOutOfBounds()
 
-        if self.colided_with_obstacle(new_position):
+        if self._colided_with_obstacle(new_position):
             raise Collision()
 
         player.position = new_position
         player.move_count += 1
 
+        if self._is_player_on_destination(player):
+            player.reached_destination = True
+            logging.info(f"Player {player} reached destination!")
+
         if self.ws_server:
             await self.ws_server.send_game_state()
 
-        if self.is_player_on_destination(player):
-            logging.info(f"Player {player} reached destination!")
-            return PlayerMoveResult.DESTINATION_REACHED
-
         self.__debug_print_board()
 
+        if player.reached_destination:
+            return PlayerMoveResult.DESTINATION_REACHED
+
         await asyncio.sleep(settings.game.MOVE_DELAY)
+
         return PlayerMoveResult.OK
 
-    def is_player_on_destination(self, player: Player) -> bool:
+    def _is_player_on_destination(self, player: Player) -> bool:
         return player.position == self.board.destination.position
 
-    def position_in_board_bounds(self, position: Position) -> bool:
+    def _position_in_board_bounds(self, position: Position) -> bool:
         return (
             0 <= position.x < self.board.width and 0 <= position.y < self.board.height
         )
 
-    def colided_with_obstacle(self, position: Position) -> bool:
+    def _colided_with_obstacle(self, position: Position) -> bool:
         return self.board.get_object_at_position(position) is not None
 
     def get_board_layout(self) -> BoardLayout: