import random
import sys
import time

username = 'zz'
password = 'z'



def main():
    login()

#TODO:Add user and password database.

def login():
    print("Enter username : ")
    answer1 = raw_input()
    print("Enter password : ")
    answer2 = raw_input()
    if str(answer1) == username and str(answer2) == password:
        print("Welcome back '"+username+"' - ACCESS GRANTED.")
        menu()
    else:
        print("Wrong username and or password - ACCESS DENIED.")
        login()

#The lobby itself with different choice options and an interactive menu.

#TODO:Add personal stats, database included. Possibly more choices and a better looking menu.

def menu():
    print("************LOBBY**************")

    choice = raw_input("""
                      A: JOIN A TABLE
                      B: VIEW MOST WINS
                      C: VIEW MOST LOSES
                      D: VIEW MOST CASH
                      Q: LOG OUT

                      Please enter your choice: """)

    if choice == "A" or choice == "a":
        startplay()
        print('')
    elif choice == "B" or choice == "b":
        mostwin()
    elif choice == "C" or choice == "c":
        mostloss()
    elif choice == "D" or choice == "d":
        mostcash()
    elif choice == "Q" or choice == "q":
        print("Logging out of user '"+username+"'...")
        time.sleep(2)
        login()
    else:
        print("\nYou must only select either A, B, C, D or Q.")
        print("Please try again\n")
        menu()


def startplay():
    startgame()


def mostwin():
    pass
#Most win scoreboard goes here along with the script.

def mostloss():
    pass
#Most loss scoreboard goes here along with the script.

def mostcash():
    pass
#Most cash scoreboard goes here along with the script.


#-----------------------------------------------------



#Deck creating and shuffling.

class StackOfCards(object):
    def __init__(self):
        self.contents = []

    def shuffle(self):
        random.shuffle(self.contents)


class BlackjackHand(StackOfCards):
    def __init__(self):
        self.contents = []
        self.ace_value = 11
        self.bust = False


    def draw_card(self, draw_from):
        transfer_card(draw_from, self, 0, 1)

    def point_value(self):
        self.points = 0
        for card in range(0, len(self.contents)):
            if self.contents[card] in ["K", "Q", "J"]:
                self.points += 10
            elif self.contents[card] == 'A':
                self.points += self.ace_value
            else:
                self.points += self.contents[card]

        if "A" in self.contents and self.points > 21 and self.ace_value == 11:
            self.ace_value = 1
            return self.point_value()
        return self.points

    def show_hand(self):
        pass


def transfer_card(fromStack, toStack, cardKey, transfers):
    for i in range(0, transfers):
        toStack.contents.insert(0, fromStack.contents.pop(cardKey))

def draw_hands():
    deck.contents = []
    player_hand.contents = []
    dealer_hand.contents = []
    for x in range(2, 11):
        for i in range(0, 4):
            deck.contents.append(x)

    for card in ["J", "Q", "K", "A"]:
        for i in range(0, 4):
            deck.contents.append(card)

    deck.shuffle()
    transfer_card(deck, dealer_hand, 0, 2)
    transfer_card(deck, player_hand, 0, 2)

def display_game_state():
    print "\nThe dealer is showing " + str(dealer_hand.contents[0])
    print "You're holding " + str(player_hand.point_value()) + ": " + ", ".join(str(x) for x in player_hand.contents)

def request_input():
    while True:
        display_game_state()
        print "\nYou may enter:"
        print "Hit"
        print "Stick"
        print "Leave"
        player_input = raw_input("\nEnter an action: ")
        player_input = player_input.lower()

        if player_input in ["hit", "stick", "leave"]:
            player_action = player_input
            return player_action
        else:
            print "\n I'm sorry, I didn't understand that"

def take_dealers_turn():
    while dealer_hand.point_value() < 17:
        dealer_hand.draw_card(deck)
        if dealer_hand.point_value() > 21:
            dealer_hand.bust = True

def display_game_outcome(player_outcome):

#TODO:Improve visuals.
    if player_outcome == "win":
        print "\n******YOU WIN******"
        print "\nYou held " + str(player_hand.point_value()) + " while the dealer held " + str(dealer_hand.point_value())
        print "\n******YOU WIN******"
    if player_outcome == "lose":
        print "\n******YOU LOSE******"
        print "\nThe dealer held " + str(dealer_hand.point_value()) + " while you held " + str(player_hand.point_value())
        print "\n******YOU LOSE******"


dealer_hand = BlackjackHand()
player_hand = BlackjackHand()
deck = StackOfCards()


def startgame():

    losscount = 0
    wincount = 0

    while 1:
        draw_hands()
        dealer_hand.bust = False
        player_hand.bust = False

        player_action = request_input()
        if player_action == "leave":
            menu()

        while player_action == "hit":
            player_hand.draw_card(deck)
            print "\nYou drew: " + str(player_hand.contents[0])
            if player_hand.point_value() > 21:
                player_hand.bust = True
                display_game_outcome("lose")
                losscount += 1
                break
            player_action = request_input()
        if player_action == "leave":
            menu()

        if player_action == "stick":
            take_dealers_turn()
            if dealer_hand.bust == True or dealer_hand.point_value() < player_hand.point_value():
                display_game_outcome("win")
                wincount += 1
            else:
                display_game_outcome("lose")
                losscount += 1



main()