feat: add wall kick off the top of well

tetri5/entity.py

@@ -206,6 +206,24 @@ class Piece(Entity):
             else:
                 # successful kick to the right
                 return True
+
+            # trying kick from top
+            self.move((0, self._tile_size))
+            self._rotate(True)
+            if well and self.collide(well) or stack and self.collide(stack):     
+                self.revert()
+            else:
+                # successful kick from top
+                return True
+
+            # trying kick 2 tiles from top
+            self.move((0, self._tile_size * 2))
+            self._rotate(True)
+            if well and self.collide(well) or stack and self.collide(stack):     
+                self.revert()
+            else:
+                # successful kick 2 tiles from top
+                return True
         else:
             return True
 

tetri5/scene.py

@@ -157,7 +157,7 @@ class SinglePlayerScene(Scene):
             SoundManager.play_level_up_sfx()
     
     def _get_level(self) -> int:
-        return 0 if not self._stack else self._stack.total_lines // self._lines_per_level
+        return 0 if self._stack is None else self._stack.total_lines // self._lines_per_level
 
     def _clear_current_piece(self) -> None:
         self._current_piece = None