"""
This Connect Four player just picks a random spot to play. It's pretty dumb.
"""
__author__ = "Adam A. Smith" # replace my name with yours
__license__ = "MIT"
__date__ = "February 2018"

import random
import time

class ComputerPlayer:
    def __init__(self, id, difficulty_level):
        """
        Constructor, takes a difficulty level (likely the # of plies to look
        ahead), and a player ID that's either 1 or 2 that tells the player what
        its number is.
        """
        pass

    def pick_move(self, rack):
        """
        Pick the move to make. It will be passed a rack with the current board
        layout, column-major. A 0 indicates no token is there, and 1 or 2
        indicate discs from the two players. Column 0 is on the left, and row 0 
        is on the bottom. It must return an int indicating in which column to 
        drop a disc. The player current just pauses for half a second (for 
        effect), and then chooses a random valid move.
        """
        time.sleep(0.5) # pause purely for effect--real AIs shouldn't do this
        while True:
            play = random.randrange(0, len(rack))
            if rack[play][-1] == 0: return play