import random

import pygame
from Constants import SQUARE_SIZE, GREEN, RIGHT, LEFT, UP, DOWN, COLS, ROWS, DECOY, ATOMIC_BOMB, CHEMICAL_BOMB, MOVE, CLAYMORE, LAND_MINE
from Engine.Board import Board
from Engine.Agent import Agent
from Engine.BombFactory import BombFactory
from Engine.Point import Point
from Engine.Stone import Stone
from Engine.BfsPathFinder import BfsPathFinder
from Engine.State import State
from Engine.PathFinder import PathFinder
from Engine.Mud import Mud
from Engine.DecisionTree import DecisionTree

class Game:
    def __init__(self, win):
        self._init(win)
        self.win = win
        self.randomizeObject()
        pygame.display.update()

    def _init(self, win):
        self.board = Board(win)
        self.agent = Agent(Point(0, 0))
        self.turn = GREEN
        self.goingDown = True
        self.path = []
        self.dTree = DecisionTree()

    def update(self):
        self.defuseBomb()
        self.board.drawSquares(self.win)
        self.board.drawBombs()
        self.board.drawStones()
        self.board.drawMud()
        self.board.drawAgent(self.win, self.agent)
        pygame.display.update()

    # def move(self):
    #     point = self.agent.getPoint()
    #     tmpPoint = Point(point.getX(), point.getY())
    #     if self.goingDown:
    #         if point.getY() + 1 < ROWS:
    #             tmpPoint.y += 1
    #         elif point.getX() + 1 < COLS:
    #             tmpPoint.x += 1
    #             self.goingDown = not self.goingDown
    #     else:
    #         if point.getY() - 1 >= 0:
    #             tmpPoint.y -= 1
    #         elif point.getX() + 1 < COLS:
    #             tmpPoint.x += 1
    #             self.goingDown = not self.goingDown
    #     self.agent.rotateImage(tmpPoint)
    #     self.agent.point = tmpPoint
    #     #self.moveSequence()
    #
    # def moveSequence(self):
    #     pathfinder = PathFinder(self.board)
    #     for point in pathfinder.findPath(Point(0,0), Point(5,5)):
    #         self.agent.point = point
    #         self.update()


    def randomizeObject(self):
        i = 0
        while i < 10:
            point = Point(random.randint(0, 9), random.randint(0, 9))
            if(point.getX() == 0 and point.getY() == 0):
                continue;
            if point not in self.board.bombMap:
                object = self.pickObject(random.randint(0, 4))
                self.board.bombMap[point] = object
                i += 1
        r = 5
        j = 0
        while j < r:
            point = Point(random.randint(0, 9), random.randint(0, 9))
            if (point.getX() == 0 and point.getY() == 0):
                continue
            if point not in self.board.bombMap and point not in self.board.stoneMap:
                object = Stone()
                self.board.stoneMap[point] = object
                j += 1
        k = 0
        r = 10
        while k < r:
            point = Point(random.randint(0, 9), random.randint(0, 9))
            if (point.getX() == 0 and point.getY() == 0):
                continue
            if point not in self.board.bombMap and point not in self.board.stoneMap and point not in self.board.mudMap:
                object = Mud()
                self.board.mudMap[point] = object
                k += 1


    def pickObject(self, rand):
        if rand == 0:
            return BombFactory.create(DECOY)
        elif rand == 1:
            return BombFactory.create(CHEMICAL_BOMB)
        elif rand == 2:
            return BombFactory.create(ATOMIC_BOMB)
        elif rand == 3:
            return BombFactory.create(CLAYMORE)
        elif rand == 4:
            return BombFactory.create(LAND_MINE)

    def findBomb(self):
        # return BfsPathFinder(self.board).findBomb(State(self.agent.getOrientation(),Point(self.agent.getPoint().getX(),self.agent.getPoint().getY())))
        return PathFinder(self.board,self.dTree).findBomb(State(self.agent.getOrientation(),Point(self.agent.getPoint().getX(),self.agent.getPoint().getY())))


    def finalState(self):
        if len(self.board.bombMap) == 0:
            return True
        return False

    def moveToNext(self):
        action = self.path.pop(0)
        self.doAction(action)


    def savePath(self,path):
        self.path = path

    def getPath(self):
        return self.path

    def defuseBomb(self):
        point = self.agent.getPoint()
        bomb = self.board.getBomb(point)
        self.agent.defuse(bomb)
        if point in self.board.bombMap:
            self.board.bombMap.pop(point)

    def doAction(self,action):
        if action == RIGHT:
            if self.agent.orientation == RIGHT:
                self.agent.orientation = DOWN
            elif self.agent.orientation == LEFT:
                self.agent.orientation = UP
            elif self.agent.orientation == DOWN:
                self.agent.orientation = LEFT
            else:
                self.agent.orientation = RIGHT
        elif action == LEFT:
            if self.agent.orientation == RIGHT:
                self.agent.orientation = UP
            elif self.agent.orientation == LEFT:
                self.agent.orientation = DOWN
            elif self.agent.orientation == DOWN:
                self.agent.orientation = RIGHT
            else:
                self.agent.orientation = LEFT
        elif action == MOVE:
            if self.agent.orientation == RIGHT:
                self.agent.point.x += 1
            elif self.agent.orientation == LEFT:
                self.agent.point.x -= 1
            elif self.agent.orientation == DOWN:
                self.agent.point.y += 1
            else:
                self.agent.point.y -= 1