/
battleships.py
executable file
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/
battleships.py
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#!/usr/bin/python3
import os, time, sys
import gameHelper
import opponents.player as player
import opponents.computer as computer
import opponents.random as randomComputer
#Board identifiers, as well as corresponding names and ship lengths
pieceIdentifiers = ["c", "b", "d", "s", "p"]
pieceInfo = {
"c": ["carrier", 5],
"b": ["battleship", 4],
"d": ["destroyer", 3],
"s": ["submarine", 3],
"p": ["patrol boat", 2]
}
class GameController:
def __init__(self, pieceIdentifiers, pieceInfo, delayLength):
self.pieceIdentifiers = pieceIdentifiers
self.pieceInfo = pieceInfo
self.delayLength = delayLength
self.controllers = [None, None]
self.startTime = 0
#Return a list of blank grids (1 for each controller)
def createGrids(self, gridWidth, gridHeight):
if gridWidth <= 26 and gridHeight <= 26:
return [[["0" for x in range(gridWidth)] for i in range(gridHeight)] for grid in range (2)]
else:
return False
def checkWinner(self, grid):
#Return true if all pieces are gone
for row in grid:
for i in row:
if i in self.pieceIdentifiers:
return False
return True
def handleMove(self, controller, grid, move):
#Print mini firing animation
print(f"Firing at {chr(move[0] + 97).upper()}, {move[1] + 1}", end = "", flush = True)
for i in range(3):
time.sleep(self.delayLength)
print(".", end = "", flush = True)
time.sleep(self.delayLength)
print(" ", end = "")
hitTile = grid[move[1]][move[0]]
didHit = hitTile in self.pieceIdentifiers
#Mark the hit on the visible board
if didHit:
grid[move[1]][move[0]] = "X"
else:
grid[move[1]][move[0]] = " "
#Decide whether the whole ship has been hit
didSink = False
if didHit:
didSink = True
for row in grid:
if hitTile in row:
didSink = False
break
#Get the destroyed ship (if relevant), and feedback to controller
destroyedShip = None
if didSink:
destroyedShip = hitTile
controller.feedbackMove(didHit, didSink, destroyedShip)
#Print the guess results
if not didHit:
print("miss!")
return
print("hit!")
if didSink:
print(f"Enemy {self.pieceInfo[hitTile][0]} was sunk!")
def printRuntime(self):
runtimeSeconds = time.time() - self.startTime
runtimeMinutes = int(runtimeSeconds // 60)
runtimeSeconds = int(runtimeSeconds % 60)
print(f"\nGame runtime: {runtimeMinutes}:{runtimeSeconds:02d}")
def setup(self, gridWidth, gridHeight):
#Initialise grids
self.grids = self.createGrids(gridWidth, gridHeight) #Store player ships
if not self.grids:
return False
return True
def reset(self):
gridWidth = len(self.grids[0][0])
gridHeight = len(self.grids[0])
self.grids = self.createGrids(gridWidth, gridHeight)
def addPlayers(self, controllers, boardSize):
#Create a controller for each player
self.controllers[0] = controllers[0](boardSize)
self.controllers[1] = controllers[1](boardSize)
def start(self):
#Start game timer
self.startTime = time.time()
def convertBoard(board):
for i in range(len(board)):
for j in range(len(board)):
if board[i][j] == 0:
board[i][j] = "0"
for i in [0, 1]:
os.system("clear")
self.grids[i] = self.controllers[i].placeShips(pieceInfo)
convertBoard(self.grids[i])
winner = ""
while True:
for i in [0, 1]:
#Draw controller's hits
os.system("clear")
gameHelper.drawGrid(self.grids[1 - i], True, self.pieceIdentifiers)
#Get next move from controller
print(f"Player {i + 1}'s guess:")
move = self.controllers[i].makeMove()
#Update enemy grid and made moves grids
self.handleMove(self.controllers[i], self.grids[1 - i], move)
#If the game is over, exit
if self.checkWinner(self.grids[1 - i]):
winner = f"Player {i + 1}"
break
#Wait for next player
input("\nPress enter to continue")
if winner != "":
break
print(f"{winner} wins!")
#Choose the gamemode
while True:
os.system("clear")
print("1: Player vs player")
print("2: Player vs computer")
print("3: Random shots vs computer")
try:
gamemode = int(input("Select a gamemode (1-3): "))
if gamemode < 1 or gamemode > 3:
os.system("clear")
else:
break
except ValueError:
os.system("clear")
if gamemode == 1:
players = [player.Opponent, player.Opponent]
elif gamemode == 2:
players = [player.Opponent, computer.Opponent]
else:
players = [randomComputer.Opponent, computer.Opponent]
#If '--no-delay' is passed, skip delays
delayLength = 0.15
if len(sys.argv) > 1:
if sys.argv[1] == "--no-delay":
delayLength = 0.0
#Create instance of the game logic
game = GameController(pieceIdentifiers, pieceInfo, delayLength)
#Use standard 7x7 setup
boardSize = 7
if not game.setup(boardSize, boardSize):
input("Failed to create grids, exiting")
exit(1)
while True:
try:
#Handle each run of the game
game.addPlayers(players, boardSize)
game.start()
game.printRuntime()
#Reset player ships and moves to blank grids
game.reset()
if input("Play again? (Y/n): ").lower() != "y":
break
#Catch keyboard exit to exit gracefully
except KeyboardInterrupt:
print("\nExiting, goodbye :)")
exit(0)