var cellWidth = 50;
var frontier = [];
var explored = [];
var currentNode = {};
var maze = {};
var algo = {};

function setup() {
	print("hell");
  var canvas = createCanvas(400, 400);
  canvas.parent('sketch-holder');
  maze = new Maze(width, height, cellWidth, "Depth");
  frameRate(30);
}

function draw() {
  background(220);

  maze.updateMazeDisplay();
  
  if(!maze.mazeGenDone){
  	maze.buildNextCell();
  }
  else if (maze.mazeGenDone && algo.frontier == undefined){
	maze.resetMazeState();
	algo = new MazeSolver(maze.grid[0], maze.grid[maze.index(7,7)]);
	print("Maze generation done");
	frameRate(10);
  }
  else if (maze.mazeGenDone && algo.frontier.length > 0){
    algo.breadthFirstNextCell(maze);
  }
  else{
  	algo.highlightFinalPath(maze);
  	
  	
  	print("Maze search done");
  	noLoop();
  }
}