import pygame.gfxdraw
import colors
from drawable import *
from portal import *


def player(screen, offset, size):
    """
    Draw the player as a white circle in the middle of the screen.
    """

    rect = Vector(*screen.get_rect()[2:])
    pygame.gfxdraw.aacircle(screen, *round(rect / 2), size // 2, colors.WHITE)
    pygame.gfxdraw.filled_circle(screen, *round(rect / 2), size // 2, colors.WHITE)


def world(screen, wrld, offset, depth):
    """
    Draw all objects in 'wrld' in the right order with their shadows
    and portal worlds to the maximum recursion-'depth'.
    """

    # put all objects in a tuple with their distance to be sortable
    dists = []
    for object in wrld:
        dists.append((object.dist_to(offset), object))

    # draw the furtheset object first
    for object in reversed(sorted(dists)):
        if isinstance(object[1], drawable):
            # draw order: shadow, portal world, object
            object[1].draw_shadow(screen, offset, offset)
            if depth > 0 and type(object[1]) is Portal:
                world(screen, object[1].portal_world(wrld, offset), offset, depth - 1)
            object[1].draw(screen, offset)
        else:
            raise TypeError(f"draw_world() expected drawable objects, but '{object.__class__.__name__}' found")


def debug(screen, y, info, color):
    """
    Draw debug information 'info' to the top right corner.
    'y' is the textline and 'color' the color.
    """

    # binary representation of some chars
    chars = {
        '': [0b10101010, 0b01010101, 0b10101010, 0b01010101, 0b10101010, 0b01010101],
        '0': [0b00111110, 0b01000101, 0b01001001, 0b01010001, 0b00111110, 0b00000000],
        '1': [0b01000000, 0b01000000, 0b01111111, 0b01000010, 0b01000000, 0b00000000],
        '2': [0b01000110, 0b01001001, 0b01001001, 0b01010001, 0b01100010, 0b00000000],
        '3': [0b00110110, 0b01001001, 0b01001001, 0b01000001, 0b00100010, 0b00000000],
        '4': [0b01111111, 0b00010001, 0b00010010, 0b00010100, 0b00011000, 0b00000000],
        '5': [0b00111001, 0b01000101, 0b01000101, 0b01000101, 0b00100111, 0b00000000],
        '6': [0b00110000, 0b01001001, 0b01001001, 0b01001010, 0b00111100, 0b00000000],
        '7': [0b00000111, 0b00001001, 0b01110001, 0b00000001, 0b00000011, 0b00000000],
        '8': [0b00110110, 0b01001001, 0b01001001, 0b01001001, 0b00110110, 0b00000000],
        '9': [0b00011110, 0b00101001, 0b01001001, 0b01001001, 0b00000110, 0b00000000],
        '.': [0b01100000, 0b00000000],
        ',': [0b11100000, 0b00000000],
        '+': [0b00001000, 0b00001000, 0b00111110, 0b00001000, 0b00001000, 0b00000000],
        '-': [0b00001000, 0b00001000, 0b00001000, 0b00001000, 0b00001000, 0b00000000],
        ' ': [0b00000000, 0b00000000, 0b00000000],
        'F': [0b00000001, 0b00001001, 0b00001001, 0b00001001, 0b01111111, 0b00000000],
        'P': [0b00000110, 0b00001001, 0b00001001, 0b00001001, 0b01111111, 0b00000000],
        'S': [0b00110001, 0b01001001, 0b01001001, 0b01001001, 0b01000110, 0b00000000],
        'X': [0b01100011, 0b00010100, 0b00001000, 0b00010100, 0b01100011, 0b00000000],
        'Y': [0b00000011, 0b00000100, 0b01111000, 0b00000100, 0b00000011, 0b00000000],
    }

    pos = screen.get_rect()[2] - 4
    for char in reversed(str(info)):
        for line in chars.get(char, chars.get(char.upper(), chars[''])):
            for i in range(8):
                if line >> i & 0b1:
                    pygame.gfxdraw.pixel(screen, pos, i+3 + 10*y, color)
            pos -= 1