##Takaoka_Ian_Proj4.py
##INF120: Elementary Programming
from random import*
def escapemaze():
  ##Here the user is prompted to select a proper maze file, and displays it.
  choose=pickAFile()
  maze=makePicture(choose)
  show(maze)
  ##These variables define the parameters of the maze as it will work with any maze provided.
  ##This is divided by half in order to discern the starting point of the robot.
  h=getHeight(maze)
  w=getWidth(maze)
  y=h/2
  x=w/2
  ##This places our robot on the maze.
  pix = getPixelAt(maze, x, y)
  repaint(maze)
  ##These are the variables for the winning conditions. Later on these can be edited in order to win or lose the game.
  boom=0
  beamedUp=0
  outside=0
  ##This while statement tells the robot what to do while still within the boundaries, and when it hasn't hit the obstacles.
  while (outside == 0 and beamedUp == 0 and boom == 0):
    xOld= x
    yOld= y
    x = x + randrange(-5, 6)
    y = y + randrange(-5, 6)
  ##Dr. Hossain, getPixelAt here gives me an error once I reach the outside on my own, and I'm completely unsure why.
    pix = getPixelAt(maze,x,y)
    color = getColor(pix)
    ##This if statement tells the program whether to trigger the winning conditions, or what to do when it hits the walls.
    if  (x < 0 or x >= w or y < 0 or y >= h):
      outside =  1
    elif color== black:
        x = xOld
        y = yOld
    elif color== red:
        boom = 1
    elif color== blue:
        beamedUp = 1
    addLine(maze, xOld, yOld, x, y, magenta)
    repaint(maze)
  ##This if statement tells the program what to do once it's hit either the teleporter or reached the outside on its own
  if (outside==1 or beamedUp==1):
    showInformation("LET'S GET OUT OF HERE, MAN!")
    showInformation("Game Over.")
  else:
    showInformation("BOOM!")
    showInformation("Game Over.")