def move_tile_on_grid(self, tile: Tile, coordinates: Coordinates):
if self.tiles_from_index.get(tile.get_id()) is None:
raise TileNotExistsException("tile: (" + str(tile) +
") was not added")
tile_on_coordinates = self.get_tile_from_grid(coordinates)
if tile_on_coordinates is not None:
if tile_on_coordinates.id != tile.id:
raise TileTakenException(
tile_on_coordinates,
f"there is already tile: ({str(tile)}) on {str(coordinates)}"
)
# else it means we move to same tile we were on
previous_coordinates = self.coordinates_from_index.get(tile.get_id())
if previous_coordinates is None:
raise TileNotExistsException("tile: (" + str(tile) +
") did not have coordinates")
self.coordinates_from_index[tile.get_id()] = coordinates.copy()
self.tile_grid[
previous_coordinates.get_array_index()] = BaseGrid.empty_tile_id
self.tile_grid[coordinates.get_array_index()] = tile.get_id()
self.tiles_from_index[tile.get_id()] = tile
if tile.get_type() == TileType.BLOCK:
self.block_tile_grid[
previous_coordinates.get_array_index()] = False
self.block_tile_grid[coordinates.get_array_index()] = True
def add_tile_to_grid(self, tile: Tile, coordinates: Coordinates):
if self.tiles_from_index.get(tile.get_id()) is None:
self.add_new_tile(tile)
else:
tile_coordinates = self.coordinates_from_index.get(tile.get_id())
if tile_coordinates is not None:
raise AddDuplicateTileError("tile " + str(tile) +
" already exists on " +
str(tile_coordinates))
tile_on_coordinates = self.get_tile_from_grid(coordinates)
if tile_on_coordinates is not None:
raise TileTakenException(
tile_on_coordinates,
f"there is already tile: ({str(tile)}) on {str(coordinates)}")
self.tile_grid[coordinates.get_array_index()] = tile.get_id()
self.coordinates_from_index[tile.get_id()] = coordinates
if tile.get_type() == TileType.BLOCK:
self.block_tile_grid[coordinates.get_array_index()] = True
def take_block(self, tile: Tile):
if self.inner_block is not None:
raise HasInnerBlockError("cannot get block if already has")
if tile.get_type() != TileType.BLOCK:
raise WrongBlockTypeError("robot can only take block type tiles")
self.inner_block = tile