import numpy as np

import colors

#nympy datatypes
graphics_dt = np.dtype(
	[
		("ch", np.int32),
		("fg", "3B"),
		("bg", "3B"),
	]
)

tile_dt = np.dtype(
	[
		("walkable", np.bool),
		("transparent", np.bool),
		("light", graphics_dt), #when this tile is in FOV
		("dark", graphics_dt), #when this tile *was* in FOV
	]
)

def new_tile(*, walkable: np.bool, transparent: np.bool, light: graphics_dt, dark: graphics_dt): # type: ignore
	return np.array((walkable, transparent, light, dark), dtype = tile_dt)

#list of tile types
SHROUD = np.array((ord(" "), colors.white, colors.black), dtype=graphics_dt)

wall = new_tile(
	walkable=False,
	transparent=False,
	light=(ord('#'), colors.terminal_light, colors.black),
	dark =(ord('#'), colors.terminal_dark, colors.black),
)

floor = new_tile(
	walkable=True,
	transparent=True,
	light=(ord('.'), colors.terminal_light, colors.black),
	dark =(ord('.'), colors.terminal_dark, colors.black),
)