import random
import gameboard as gb
import gamejudge as gj
import gameui    as gu
from gameconstants import Cells
from gameconstants import Turn
from gamejudge     import Direction
from gameui        import InputResult

## demo

gameboard = gb.GameBoard()
gamejudge = gj.GameJudge( gameboard ) ## share gameboard with GameJudge instance
gameUI    = gu.GameUI( gameboard )    ## share gameboard with GameUI instance

userchip  = Cells.UNKNOWN
userturn  = Turn.NOT_YET
cpuchip   = Cells.UNKNOWN
cputurn   = Turn.NOT_YET

while 1==1 :
    gameUI.draw_board()

    direction = gamejudge.get_instruction()

    ## ゲーム終了
    if direction == Direction.GAMEOVER :
        break

    ## ユーザの先手後手選択
    elif direction == Direction.USER_INPUT_TURN_ORDER :
        userturn = gameUI.select_side()

        if userturn == Turn.QUIT :
            break

        cputurn  = Turn.FIRST if userturn == Turn.SECOND else Turn.SECOND
        userchip = Cells.FIRST_CHIP if userturn == Turn.FIRST else Cells.SECOND_CHIP
        cpuchip  = Cells.FIRST_CHIP if cputurn  == Turn.FIRST else Cells.SECOND_CHIP
        gamejudge.set_user_turn_order( userturn )
        continue

    ## ユーザ入力
    elif direction == Direction.USER_INPUT_BOARD_POSITION :
        poslist = gameboard.collect_valid_positions(userchip)
        if len(poslist) != 0 :
            result, pos = gameUI.input_position()
            if result == InputResult.QUIT :
                break;
            else :
                gamejudge.set_user_input_position(pos[0], pos[1])
        else :
            gamejudge.set_user_input_pass()

    elif direction in (Direction.FIRST_TURN, Direction.SECOND_TURN) :
        poslist = gameboard.collect_valid_positions(cpuchip)
        if len(poslist) != 0 :
            pos = random.choice( poslist )
            gamejudge.set_input_position(pos[0], pos[1])
        else :
            gamejudge.set_input_pass()


gameUI.draw_finish_screen()