""" Module that defines all types of pieces """

from typing import Optional

import pygame

from .color import Color
from .coordinates import Coordinates


square_template = pygame.Surface((48, 48))


class Piece:
    """ A piece class that provides default methods for performing rotations """
    def __init__(self):
        """ Initialize a piece """
        self.coord: Optional[Coordinates] = None
        self.square = square_template.copy()

    def rotate_clockwise(self):
        """ Rotate the piece clockwise """
        self.elements = list(zip(*self.elements[::-1]))

    def rotate_counter_clockwise(self):
        """ Rotate the piece counter-clockwise """
        self.rotate_clockwise()
        self.rotate_clockwise()
        self.rotate_clockwise()


class ZPiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.BLUE.value)
        self.elements = (self.square, self.square, None), (None, self.square, self.square), (None, None, None)
        self.vertical = False

    def rotate_clockwise(self):
        self.rotate()

    def rotate_counter_clockwise(self):
        self.rotate()

    def rotate(self):
        if self.vertical:
            self.elements = (self.square, self.square, None), (None, self.square, self.square), (None, None, None)
        else:
            self.elements = (None, None, self.square), (None, self.square, self.square), (None, self.square, None)

        self.vertical = not self.vertical


class SPiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.GREEN.value)
        self.elements = (None, None, None), (None, self.square, self.square), (self.square, self.square, None)
        self.vertical = False

    def rotate_clockwise(self):
        self.rotate()

    def rotate_counter_clockwise(self):
        self.rotate()

    def rotate(self):
        if self.vertical:
            self.elements = (None, self.square, self.square), (self.square, self.square, None), (None, None, None)
        else:
            self.elements = (None, self.square, None), (None, self.square, self.square), (None, None, self.square)

        self.vertical = not self.vertical


class SquarePiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.BROWN.value)
        self.elements = ((self.square, self.square), (self.square, self.square))


class IPiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.RED.value)
        self.elements = (None, None, None, None), (None, None, None, None), (self.square, self.square, self.square, self.square), (None, None, None, None)
        self.vertical = False

    def rotate_clockwise(self):
        self.rotate()

    def rotate_counter_clockwise(self):
        self.rotate()

    def rotate(self):
        if self.vertical:
            self.elements = (None, None, None, None), (None, None, None, None), (self.square, self.square, self.square, self.square), (None, None, None, None)
        else:
            self.elements = (None, None, self.square, None), (None, None, self.square, None), (None, None, self.square, None), (None, None, self.square, None)

        self.vertical = not self.vertical


class LPiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.CYAN.value)
        self.elements = (None, None, None), (self.square, self.square, self.square), (None, None, self.square)


class JPiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.PURPLE.value)
        self.elements = (None, None, None), (self.square, self.square, self.square), (self.square, None, None)


class TPiece(Piece):
    def __init__(self):
        super().__init__()

        self.square.fill(Color.YELLOW.value)
        self.elements = (None, None, None), (self.square, self.square, self.square), (None, self.square, None)