import random

YourGrid = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
EnemyGrid = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
Outposts = [0,0]

def AskQuestion(prompt):
    gotAns = False
    retVal = ""
    while(not gotAns):
        ans = input("{0}? ".format(prompt))
        if(ans == ""):
            print("PLEASE ANSWER THE QUESTION.")
        else:
            gotAns = True
            retVal = ans.upper()
    return retVal

def IsAnInt(input):
    retVal = True
    try:
        i = int(input)
    except:
        retVal = False
    return retVal

def GetIntInput(prompt):
    gotAns = False
    retVal = 0
    while(not gotAns):
        ans = input("{0}: ".format(prompt))
        if(IsAnInt(ans) == True):
            gotAns = True
            retVal = int(ans)
        else:
            print("YOU DID NOT ENTER AN INTEGER.")
    return retVal

def AskToPlayAgain():
    gotAns = False
    retVal = False
    while(not gotAns):
        ans = AskQuestion("DO YOU WANT TO PLAY AGAIN")
        if(ans == "YES" or ans == "Y"):
            retVal = True
            gotAns = True
        elif(ans == "NO" or ans == "N"):
            retVal = False
            gotAns = True
        else:
            print("PLEASE ANSWER \"YES\" OR \"NO\".")
    return retVal

def AskToSeeTheRules():
    gotAns = False
    retVal = False
    while(not gotAns):
        ans = AskQuestion("DO YOU WANT TO SEE THE RULES")
        if(ans == "YES" or ans == "Y"):
            retVal = True
            gotAns = True
        elif(ans == "NO" or ans == "N"):
            retVal = False
            gotAns = True
        else:
            print("PLEASE ANSWER \"YES\" OR \"NO\".")
    return retVal

def GenerateRandomNumber(minimum, maximum, show):
    random.seed()
    retVal = random.randint(minimum, maximum)
    if(show):
        print("{0}".format(retVal))
    return retVal

def DisplayRules():
    print ("YOU ARE ON A BATTLEFIELD WITH 4 PLATOONS AND YOU")
    print ("HAVE 25 OUTPOSTS AVAILABLE WHERE THEY MAY BE PLACED.")
    print ("YOU CAN ONLY PLACE ONE PLATOON AT ANY ONE OUTPOST.")
    print ("THE COMPUTER DOES THE SAME WITH ITS FOUR PLATOONS.")
    print (" ")
    print ("THE OBJECT OF THE GAME IS TO FIRE MISSILES AT THE")
    print ("OUTPOSTS OF THE COMPUTER. IT WILL DO THE SAME TO YOU.")
    print ("THE ONE WHO DESTROYS ALL FOUR OF THE ENEMY'S PLATOONS")
    print ("FIRST IS THE WINNER.")
    print (" ")
    print ("GOOD LUCK...AND TELL US WHERE YOU WANT THE BODIES SENT.")
    print (" ")

def CheckWinner():
    if (Outposts[0] == 0):
        return 2
    elif (Outposts[1] == 0):
        return 1
    else:
        return 0

def DisplayYourGrid():
    print("=======================")
    print("YOUR GRID")
    print("=======================")
    print("X | 1 | 2 | 3 | 4 | 5 |")
    print("Y |---+---+---+---+---|")
    for x in range(1,6):
        gStart = (x - 1) * 5
        gEnd = x * 5
        displayLine = str(x) + " |"
        for g in range(gStart, gEnd):
            if (YourGrid[g] == -1 ):
                displayLine = displayLine + " X |"
            elif(YourGrid[g] == 1):
                displayLine = displayLine + " O |"
            else:
                displayLine = displayLine + "   |"
        print(displayLine)
        print("  |---+---+---+---+---|")

def DisplayEnemyGrid():
    print("=======================")
    print("ENEMY GRID")
    print("=======================")
    print("X | 1 | 2 | 3 | 4 | 5 |")
    print("Y |---+---+---+---+---|")
    for x in range(1,6):
        gStart = (x - 1) * 5
        gEnd = x * 5
        displayLine = str(x) + " |"
        for g in range(gStart, gEnd):
            if (EnemyGrid[g] == -1 ):
                displayLine = displayLine + " X |"
            else:
                displayLine = displayLine + "   |"
        print(displayLine)
        print("  |---+---+---+---+---|")

def ClearGrids():
  for g in range(0, 25):
      YourGrid[g] = 0
      EnemyGrid[g] = 0

def SetOutposts():
    Outposts[0] = 4
    outpost = 0
    for o in range(0,4):
        DisplayYourGrid()
        outpostSet = False
        while (not outpostSet):
            print("PLACE YOUR OUTPOST #{0}".format(o + 1))
            x = GetIntInput("X")
            if (x < 1 or x > 5) :
                print("X MUST BE BETWEEN 1 AND 5.")
            else:
                y = GetIntInput("Y")
                if (y < 1 or y > 5) :
                    print("Y MUST BE BETWEEN 1 AND 5.")
                else:
                    outpost = ((y - 1) * 5) + (x - 1)
                    if (YourGrid[outpost] == 0):
                        outpostSet = True
                    else:
                        print("YOU ALREADY HAVE AN OUTPOST THERE.")
        YourGrid[outpost] = 1
                  
def ComputerSetOutposts():
    Outposts[1] = 4
    outpost = 0
    for o in range(0,4):
        outpostSet = False
        while (not outpostSet):
            outpost = GenerateRandomNumber(0,24,False)
            if (EnemyGrid[outpost] == 0):
                outpostSet = True
                EnemyGrid[outpost] = 1

def ComputerTurn():
    print("MY TURN...")
    loc = 0
    x = 0
    y = 0
    gotLoc = False
    while(not gotLoc):
        x = GenerateRandomNumber(1,5,False)
        y = GenerateRandomNumber(1,5,False)
        loc = ((y - 1) * 5) + (x - 1)
        if(YourGrid[loc] > -1):
            gotLoc = True
    print("..........BOOM!")
    if(YourGrid[loc] == 0):
        print("I MISSED YOU, YOU DIRTY RAT.")
        print("I PICKED LOCATION ({0},{1}).".format(x,y))
    else:
        print("I GOT YOU. IT WON'T BE LONG NOW!")
        print("OUTPOST AT ({0},{1}) WAS HIT.".format(x,y))
        YourGrid[loc] = -1
        Outposts[0] = Outposts[0] - 1
        if(Outposts[0] == 3):
            print("YOU ONLY HAVE THREE OUTPOSTS LEFT.")
        elif(Outposts[0] == 2):
            print("YOU ONLY HAVE TWO OUTPOSTS LEFT.")
        elif(Outposts[0] == 1):
            print("YOU ONLY HAVE ONE OUTPOST LEFT.")
        else:
            print("YOU ARE DEAD!  YOU HAVE NOT OUTPOSTS LEFT.")

def FireMissile():
    print("WHERE DO YOU WANT TO FIRE YOUR MISSILE?")
    x = 0
    y = 0
    gotLoc = False
    while(not gotLoc):
        x = GetIntInput("X")
        if (x < 1 or x > 5) :
            print("PLEASE ENTER A NUMBER BETWEEN 1 AND 5.")
        else:
            gotLoc = True
    gotLoc = False
    while(not gotLoc):
        y = GetIntInput("Y")
        if (y < 1 or y > 5) :
            print("PLEASE ENTER A NUMBER BETWEEN 1 AND 5.")
        else:
            gotLoc = True
    loc = ((y - 1) * 5) + (x - 1)
    print("..........BOOM!")
    if(EnemyGrid[loc] == -1):
        print("YOU FOOL, YOU ALREADY ATTACKED THERE!")
    elif(EnemyGrid[loc] == 0):
        print("HA HA, YOU MISSED!")
    else:
        print("YOU GOT ONE OF MY OUTPOSTS!")
        EnemyGrid[loc] = -1
        Outposts[1] = Outposts[1] - 1
        if(Outposts[1] == 3):
            print("ONE DOWN, THREE TO GO.")
        elif(Outposts[1] == 2):
            print("TWO DOWN, TWO TO GO.")
        elif(Outposts[1] == 1):
            print("THREE DOWN, ONE TO GO.")
        else:
            print("YOU GOT THEM ALL.")


def Run():
    print("*** BOMBARDMENT : PYTHON ***")
    turn = 0
    random.seed()
    Running = True
    if(AskToSeeTheRules() == True):
        DisplayRules()
    while(Running):
        ClearGrids()
        ComputerSetOutposts()
        SetOutposts()
        GameOver = False
        print("---------- LET THE WAR BEGIN ----------")
        while(not GameOver):
            print("-----------------------")
            print("TURN #{0}".format(turn + 1))
            print("-----------------------")
            ans = input("PRESS [ENTER] TO BEGIN YOUR TURN")
            if(turn % 2 == 0):
                DisplayYourGrid()
                DisplayEnemyGrid()
                FireMissile()
            else:
                ComputerTurn()
            winner = CheckWinner()
            if(winner == 0):
                turn = turn + 1
            else:
                DisplayYourGrid()
                DisplayEnemyGrid()
                if(winner == 1):
                    print("YOU WIN!!!")
                else:
                    print("TOO BAD, BETTER LUCK NEXT TIME.")
                GameOver = True
        print("*** GAME OVER ***")
        Running = AskToPlayAgain()
    print("THANKS FOR PLAYING!")
    
Run()