#James Nguyen

DIRECTIONS = [[0,-1],[-1,1],[1,-2],[0,1],[-1,1],[1,1],[-1,0],[1,0]]
class Game_state:

    def __init__(self,row_col,player):

        self.first_player = player
        self.second_player = self.switch_player(player)

        self.row = row_col[1]
        self.col = row_col[0]
        self.board = self.create_board(player)


    def create_board(self,startingplayer):

        board_list = []
        for row in range(self.col):
            list_items = []
            for col in range(self.row):
                list_items.append(' ')
            board_list.append(list_items)

        #print(board_list[0] == # of columns


        #rowcol[1] = COLUMN
        #rowcol[0] == row
        opposite_player = self.switch_player(startingplayer)
        pos1 = int(self.col/2)
        pos2 = int(self.row/2)

        board_list[pos1][pos2-1] = startingplayer
        board_list[pos1][pos2] = opposite_player
        board_list[pos1-1][pos2]= startingplayer
        board_list[pos1-1][pos2-1]= opposite_player

        return board_list


    def make_move(self,player):
        cur_player = player
        print('It\'s ' + str(player)+ 's turn')

        print('Select row and column to make move')
        row = int(input('Row: '))
        col = int(input('Col: '))

       # self.isValid(row,col)
       #self.validmoves(cur_player)
        self.valid_moves(cur_player)

    def switch_player(self,player):

        if player == 'W':
            return 'B'
        else:
            return 'W'

##    def _checkDisc(self,row,col):
##        '''Checks if there is an empty cell'''
##
##        if self.board[row][col] == ' ':
##            return True
##        else:
##            return False
##
    def valid_moves(self,player):

        for row in range(len(self.board)):

            for col in range(self.col):
                if self.board[col][row] == player:   # returns the position of a player

                     for direction in DIRECTIONS:    # goes through all possible directions

                         self.search_directions(direction,col,row,player)


    def search_directions(self,direction,row,col,player):

        #while True:
        col_move = col #+ #direction[0]
        row_move = row #+ direction[1]
        cur_list = []

        if not self._is_in_board(row_move,col_move):
            return False
        print('it works1')

        while True:

            col_move+=direction[0]
            row_move+=direction[1]
            print('it works asdfadf')

            if self._is_in_board(row_move,col_move):

                if self.board[col_move][row_move] == self.switch_player(player):
                    print('it works2')
                    self.continue_direction(col_move,row_move,direction)

                else:
                    return True
            #elif not self._is_in_board(row_move,col_move) or self.board[col_move][row_move] == player:
             #   return False

            else:
                print(col_move,row_move)
                for i in self.board:
                    print(i)
                break

        print(cur_list)
    def continue_direction(self,col,row,direction):
        while True:
            col+=direction[0]
            row+=direction[1]
            list1 = []
            if self.board[col][row] == ' ':
                list1.append([col,row])
                print(list1)

                for i in self.board:
                    print(i)
                return False
            else:
                return True




    def _is_in_board(self,row,col)->bool:
        return col >=0 and col<= self.col -1 and row >= 0 and row<= self.row-1

    def _isEmpty(self):
        pass
    def _isColor(self,row,col,player):

        return self.board[col][row] == player





    def check_winner(self):
        pass
    def _tilesflip(self):
        pass