from board import Board
from square import Square
from pawn import Pawn
from knight import Knight
from bishop import Bishop
from rook import Rook
from queen import Queen
from king import King
import random

class Move:

    def move_rival(self, ruch):
        self.from_column = ruch[0]
        self.from_row = int(ruch[1])
        self.to_column = ruch[3]
        self.to_row = int(ruch[4])

        self.to_column = Move.letters_to__numbers(self.to_column)
        self.from_column = Move.letters_to__numbers(self.from_column)

        #update
        self.x = self.board.boardlist[self.from_row][self.from_column].piece
        self.board.boardlist[self.from_row][self.from_column].piece = None
        if (self.board.boardlist[self.to_row][self.to_column].has_piece()):
            if (self.board.boardlist[self.to_row][self.to_column].piece.name == 'king'):
                self.board.boardlist[self.to_row][self.to_column].piece = self.x
                exit(0)
        self.board.boardlist[self.to_row][self.to_column].piece = self.x
        self.board.boardlist[self.to_row][self.to_column].piece.moved = True
        self.board.boardlist[self.to_row][self.to_column].piece.delete_moves()
        return self.board.boardlist[self.to_row][self.to_column].piece.color
    def move_boot(self, color):
        self.boot_piece = []
        self.piece_row_column = []
        for r in range(0, 8):
            for c in range(0, 8):
                if self.board.boardlist[r][c].piece != None:
                    if self.board.boardlist[r][c].piece.color != color:
                        self.boot_piece.append(self.board.boardlist[r][c])

        self.value = random.randrange(0, len(self.boot_piece))
        self.initial = self.boot_piece[self.value]
        while len(self.initial.piece.valid_moves) == 0:
            self.value = random.randrange(0, len(self.boot_piece))
            self.initial = self.boot_piece[self.value]
        self.initial_row=self.initial.row
        self.initial_column = self.initial.column
        self.value = random.randrange(0, len(self.initial.piece.valid_moves))
        self.final = self.initial.piece.valid_moves[self.value]
        self.final_row = self.final[0]
        self.final_column = self.final[1]
        self.x = self.board.boardlist[self.initial_row][self.initial_column].piece
        self.board.boardlist[self.initial_row][self.initial_column].piece = None
        if (self.board.boardlist[self.final_row][self.final_column].has_piece()):
            if (self.board.boardlist[self.final_row][self.final_column].piece.name== 'king'):
                self.board.boardlist[self.final_row][self.final_column].piece = self.x
                exit(0)
        self.board.boardlist[self.final_row][self.final_column].piece = self.x

        #pawn promotion
        Move.pawn_promotion(self, self.x, self.final_row, self.final_column)
        #if isinstance(self.x, Pawn):
        #    if (self.final_row==0) or (self.final_row==7):
        #        self.board.boardlist[self.final_row][self.final_column].piece = Queen(self.x.color)

        self.board.boardlist[self.final_row][self.final_column].piece.moved = True
        self.board.boardlist[self.final_row][self.final_column].piece.delete_moves()
        #zmiana ruchu na litery
        self.initial_column=Move.numbers_to_letters(self.initial_column)
        self.final_column=Move.numbers_to_letters(self.final_column)

        self.ruch = str(self.initial_column) + str(self.initial_row) + ' ' + str(self.final_column) + str(self.final_row)
        return self.ruch
    def pawn_promotion(self, x, final_row, final_column):
        if isinstance(x, Pawn):
            if (final_row==0) or (final_row==7):
                self.board.boardlist[final_row][final_column].piece = Queen(x.color)
                
    @staticmethod
    def numbers_to_letters(number):
        if number == 0:
            number = "A"
        elif number == 1:
            number = "B"
        elif number == 2:
            number = "C"
        elif number == 3:
            number = "D"
        elif number == 4:
            number = "E"
        elif number == 5:
            number = "F"
        elif number == 6:
            number = "G"
        elif number == 7:
            number = "H"
        return number

    @staticmethod
    def letters_to__numbers(letter):
        if letter == 'A':
            letter = 0
        elif letter == 'B':
            letter=1
        elif letter == 'C':
            letter = 2
        elif letter == 'D':
            letter = 3
        elif letter == 'E':
            letter = 4
        elif letter == 'F':
            letter = 5
        elif letter == 'G':
            letter = 6
        elif letter == 'H':
            letter = 7
        return letter