/**** 
* Classes
****/ 
var Tile = Container.expand(function () {
	var self = Container.call(this);
	// Properties
	self.type = 'empty';
	self.baseTint = 0x8FBE00;
	self.baseTintLight = 0x5ED000;
	self.maxWaterSize = 250;
	self.flowSpeed = 4;
	self.flow = false;
	self.connections = [];
	self.position = {
		x: 0,
		y: 0
	};
	self.rotation = 0;
	// Methods
	self.setType = function (type, x, y) {
		self.type = type;
		var baseTileAsset = type == 'start' || type == 'end' || puzzleManager && puzzleManager.levelConfigs[puzzleManager.currentLevel].fixedTiles.includes(x + ',' + y) ? 'baseTile' : 'baseMobileTile';
		if (type == 'empty') {
			return;
		}
		// Attach baseTile asset
		self.baseTile = self.attachAsset(baseTileAsset, {
			anchorX: 0.5,
			anchorY: 0.5,
			width: tileSize,
			height: tileSize,
			tint: 0xFFFFFF
		});
		self.width = tileSize;
		self.height = tileSize;
		switch (type) {
			case 'start':
				self.attachAsset('startPipeAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: 20,
					y: 55,
					tint: self.baseTint
				});
				self.attachAsset('vane', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: 20,
					y: 15,
					tint: self.baseTint
				});
				break;
			case 'end':
				self.attachAsset('endPipeAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: 0,
					y: 55,
					tint: self.baseTint
				});
				break;
			case 'crossPipe':
				self.attachAsset('straightPipeHAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					y: -40,
					tint: self.baseTint
				});
				self.attachAsset('straightPipeHAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleY: -1,
					y: 30,
					tint: self.baseTint
				});
				self.attachAsset('straightPipeVAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: -30,
					tint: self.baseTint
				});
				self.attachAsset('straightPipeVAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: -1,
					x: 30,
					tint: self.baseTint
				});
				break;
			case 'straightPipeH':
				self.attachAsset('straightPipeHAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					y: -40,
					tint: self.baseTint
				});
				self.attachAsset('straightPipeHAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleY: -1,
					y: 30,
					tint: self.baseTint
				});
				self.water = self.attachAsset('waterH', {
					anchorX: 0,
					anchorY: 0.5,
					x: -130,
					y: -5,
					width: 0,
					visible: false,
					dir: 'lr'
				});
				break;
			case 'straightPipeV':
				self.attachAsset('straightPipeVAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: -30,
					tint: self.baseTint
				});
				self.attachAsset('straightPipeVAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: -1,
					x: 30,
					tint: self.baseTint
				});
				self.water = self.attachAsset('waterV', {
					anchorX: 0.5,
					anchorY: 0,
					x: -0,
					y: -120,
					height: 0,
					visible: false,
					dir: 'tb'
				});
				break;
			case 'cornerPipe':
				self.attachAsset('cornerPipeAsset', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: -60,
					y: -60,
					tint: self.baseTintLight
				});
				break;
		}
	};
	self.updatePosition = function (x, y) {
		self.position.x = x;
		self.position.y = y;
		if (self.baseTile) {
			self.baseTile.width = tileSize;
			self.baseTile.height = tileSize;
		}
		self.x = x * tileSize + gridBoard.x - gridBoard.width / 2 + tileSize / 2 + boardOffsetX;
		self.y = y * tileSize + gridBoard.y - gridBoard.height / 2 + tileSize / 2 + boardOffsetY;
		log('Tile index:', x, y, 'Tile position:', self.x, self.y, 'Tile dimensions:', self.width, self.height, ' self:', self);
	};
	self.setRotation = function (direction) {
		switch (direction) {
			case 'left':
				self.rotation = Math.PI * 0.5;
				break;
			case 'right':
				self.rotation = -Math.PI * 0.5;
				break;
			case 'up':
				self.rotation = 0;
				break;
			case 'down':
				self.rotation = Math.PI;
				break;
		}
		log('Tile position:', self.x, self.y, 'Tile rotation:', self.rotation);
	};
	self.update = function () {
		if (self.water && self.flow) {
			if (!self.water.height || !self.water.width) {
				self.water.visible = true;
			}
			var heightValue = LK.ticks * self.flowSpeed;
			if (heightValue < self.maxWaterSize) {
				if (self.water.dir == 'tb') {
					self.water.height = heightValue;
				}
				if (self.water.dir == 'lr') {
					self.water.width = heightValue;
				}
			} else {
				self.flow = false;
			}
		}
	};
	self.setType(self.type);
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Debug and logging
function _slicedToArray2(r, e) {
	return _arrayWithHoles2(r) || _iterableToArrayLimit2(r, e) || _unsupportedIterableToArray2(r, e) || _nonIterableRest2();
}
function _nonIterableRest2() {
	throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _unsupportedIterableToArray2(r, a) {
	if (r) {
		if ("string" == typeof r) {
			return _arrayLikeToArray2(r, a);
		}
		var t = {}.toString.call(r).slice(8, -1);
		return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray2(r, a) : void 0;
	}
}
function _arrayLikeToArray2(r, a) {
	(null == a || a > r.length) && (a = r.length);
	for (var e = 0, n = Array(a); e < a; e++) {
		n[e] = r[e];
	}
	return n;
}
function _iterableToArrayLimit2(r, l) {
	var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"];
	if (null != t) {
		var e,
			n,
			i,
			u,
			a = [],
			f = !0,
			o = !1;
		try {
			if (i = (t = t.call(r)).next, 0 === l) {
				if (Object(t) !== t) {
					return;
				}
				f = !1;
			} else {
				for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0) {
					;
				}
			}
		} catch (r) {
			o = !0, n = r;
		} finally {
			try {
				if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) {
					return;
				}
			} finally {
				if (o) {
					throw n;
				}
			}
		}
		return a;
	}
}
function _arrayWithHoles2(r) {
	if (Array.isArray(r)) {
		return r;
	}
}
function _slicedToArray(r, e) {
	return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest();
}
function _nonIterableRest() {
	throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _unsupportedIterableToArray(r, a) {
	if (r) {
		if ("string" == typeof r) {
			return _arrayLikeToArray(r, a);
		}
		var t = {}.toString.call(r).slice(8, -1);
		return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0;
	}
}
function _arrayLikeToArray(r, a) {
	(null == a || a > r.length) && (a = r.length);
	for (var e = 0, n = Array(a); e < a; e++) {
		n[e] = r[e];
	}
	return n;
}
function _iterableToArrayLimit(r, l) {
	var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"];
	if (null != t) {
		var e,
			n,
			i,
			u,
			a = [],
			f = !0,
			o = !1;
		try {
			if (i = (t = t.call(r)).next, 0 === l) {
				if (Object(t) !== t) {
					return;
				}
				f = !1;
			} else {
				for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0) {
					;
				}
			}
		} catch (r) {
			o = !0, n = r;
		} finally {
			try {
				if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) {
					return;
				}
			} finally {
				if (o) {
					throw n;
				}
			}
		}
		return a;
	}
}
function _arrayWithHoles(r) {
	if (Array.isArray(r)) {
		return r;
	}
}
var PuzzleManager = function PuzzleManager() {
	var self = this;
	// Properties
	self.currentLevel = 1;
	self.maxLevels = 30;
	self.grid = [];
	self.gridSize = 4;
	self.selectedTile = null;
	self.waterFlowing = false;
	// Level configurations
	self.levelConfigs = {
		1: {
			tiles: [['start', 'straightPipeV', 'straightPipeV', 'cornerPipe'], [null, null, null, 'straightPipeH'], [null, null, 'straightPipeH', null], [null, null, null, 'end']],
			rotations: {
				'0,3': 'left',
				'3,3': 'left'
			},
			fixedTiles: ['0,0', '0,1', '0,2', '0,3', '1,3', '3,3'] // All tiles fixed except 2,2
		},
		2: {
			tiles: [['start', 'straightPipeH', null, null], [null, 'cornerPipe', null, null], [null, 'straightPipeV', 'cornerPipe', null], [null, null, null, 'end']],
			rotations: {
				'0,1': 'right',
				'1,1': 'down',
				'2,2': 'left'
			}
		}
		// Add more levels here
	};
	// Initialize the puzzle for current level
	self.initPuzzle = function () {
		log("Initializing puzzle for level", self.currentLevel);
		// Clear existing grid
		self.grid = [];
		// Get level config
		var config = self.levelConfigs[self.currentLevel];
		if (!config) {
			log("No configuration for level", self.currentLevel);
			return;
		}
		// Initialize grid
		for (var i = 0; i < self.gridSize; i++) {
			self.grid[i] = [];
			for (var j = 0; j < self.gridSize; j++) {
				var tile = new Tile();
				if (config.tiles[i] && config.tiles[i][j]) {
					tile.setType(config.tiles[i][j], i, j);
				}
				tile.updatePosition(i, j);
				self.grid[i][j] = tile;
				game.addChild(tile);
			}
		}
		// Apply rotations
		if (config.rotations) {
			for (var pos in config.rotations) {
				var _pos$split$map = pos.split(',').map(Number),
					_pos$split$map2 = _slicedToArray(_pos$split$map, 2),
					x = _pos$split$map2[0],
					y = _pos$split$map2[1];
				self.grid[x][y].setRotation(config.rotations[pos]);
			}
		}
	};
	// Check if the current puzzle is solved
	self.checkWinCondition = function () {
		// Implement win condition check
		// Should check if water can flow from start to end
		var visited = function () {
			var items = {};
			return {
				has: function has(key) {
					return items.hasOwnProperty(key);
				},
				add: function add(key) {
					items[key] = true;
				}
			};
		}();
		var startTile = null;
		var endTile = null;
		// Find start and end tiles
		for (var i = 0; i < self.gridSize; i++) {
			for (var j = 0; j < self.gridSize; j++) {
				if (self.grid[i][j].type === 'start') {
					startTile = {
						x: i,
						y: j
					};
				}
				if (self.grid[i][j].type === 'end') {
					endTile = {
						x: i,
						y: j
					};
				}
			}
		}
		// If start or end tile is missing, return false
		if (!startTile || !endTile) {
			return false;
		}
		// Recursive function to check water flow
		function canFlow(x, y) {
			var key = "".concat(x, ",").concat(y);
			if (visited.has(key)) {
				return false;
			}
			visited.add(key);
			var tile = self.grid[x][y];
			if (!tile || tile.type === 'empty') {
				return false;
			}
			// If reached end tile, return true
			if (tile.type === 'end') {
				return true;
			}
			// Calculate next positions based on tile type and rotation
			var nextPositions = [];
			switch (tile.type) {
				case 'start':
					nextPositions.push([x, y + 1]); // Flow down
					break;
				case 'straightPipeV':
					nextPositions.push([x, y + 1], [x, y - 1]);
					break;
				case 'straightPipeH':
					nextPositions.push([x + 1, y], [x - 1, y]);
					break;
				case 'cornerPipe':
					if (tile.rotation === Math.PI * 0.5) {
						nextPositions.push([x, y - 1], [x + 1, y]);
					}
					// Add other rotation cases
					break;
			}
			// Check if water can flow to any of the next positions
			for (var _i = 0, _nextPositions = nextPositions; _i < _nextPositions.length; _i++) {
				var _nextPositions$_i = _slicedToArray2(_nextPositions[_i], 2),
					nextX = _nextPositions$_i[0],
					nextY = _nextPositions$_i[1];
				if (nextX >= 0 && nextX < self.gridSize && nextY >= 0 && nextY < self.gridSize) {
					if (canFlow(nextX, nextY)) {
						return true;
					}
				}
			}
			return false;
		}
		// Start checking from the start tile
		return canFlow(startTile.x, startTile.y);
	};
	// Handle tile selection and movement
	self.selectTile = function (x, y) {
		// Convert screen coordinates to grid coordinates
		var gridX = Math.floor((x - (gridBoard.x - gridBoard.width / 2 + tileSize / 2)) / tileSize);
		var gridY = Math.floor((y - (gridBoard.y - gridBoard.height / 2 + tileSize / 2)) / tileSize);
		// Check if coordinates are within grid
		if (gridX >= 0 && gridX < self.gridSize && gridY >= 0 && gridY < self.gridSize) {
			var tile = self.grid[gridX][gridY];
			var key = gridX + ',' + gridY;
			// Check if tile exists, is not empty, not start/end, and not fixed
			if (tile && tile.type !== 'empty' && tile.type !== 'start' && tile.type !== 'end' && !self.levelConfigs[self.currentLevel].fixedTiles.includes(key)) {
				self.selectedTile = {
					x: gridX,
					y: gridY,
					tile: tile
				};
				// Check possible moves
				self.checkPossibleMoves();
			}
		}
	};
	self.checkPossibleMoves = function () {
		if (!self.selectedTile) {
			return;
		}
		var x = self.selectedTile.x;
		var y = self.selectedTile.y;
		var possibleMoves = [];
		// Check each direction
		// Right
		if (x < self.gridSize - 1 && self.grid[x + 1][y].type === 'empty') {
			possibleMoves.push('right');
		}
		// Left
		if (x > 0 && self.grid[x - 1][y].type === 'empty') {
			possibleMoves.push('left');
		}
		// Down
		if (y < self.gridSize - 1 && self.grid[x][y + 1].type === 'empty') {
			possibleMoves.push('down');
		}
		// Up
		if (y > 0 && self.grid[x][y - 1].type === 'empty') {
			possibleMoves.push('up');
		}
		self.selectedTile.possibleMoves = possibleMoves;
	};
	self.moveTile = function (direction) {
		if (!self.selectedTile || !self.selectedTile.possibleMoves.includes(direction)) {
			return;
		}
		var oldX = self.selectedTile.x;
		var oldY = self.selectedTile.y;
		var newX = oldX;
		var newY = oldY;
		// Calculate new position
		switch (direction) {
			case 'right':
				newX++;
				break;
			case 'left':
				newX--;
				break;
			case 'down':
				newY++;
				break;
			case 'up':
				newY--;
				break;
		}
		// Swap tiles
		var movingTile = self.grid[oldX][oldY];
		var emptyTile = self.grid[newX][newY];
		// Update grid
		self.grid[newX][newY] = movingTile;
		self.grid[oldX][oldY] = emptyTile;
		// Update positions
		movingTile.updatePosition(newX, newY);
		emptyTile.updatePosition(oldX, oldY);
		// Clear selection
		self.selectedTile = null;
		// Check if puzzle is solved
		if (self.checkWinCondition()) {
			self.startWaterFlow();
			levelText.setText('Level: ' + self.currentLevel + ' Solved!');
		}
	};
	self.startWaterFlow = function () {
		// Find start tile and enable water flow
		for (var i = 0; i < self.gridSize; i++) {
			for (var j = 0; j < self.gridSize; j++) {
				if (self.grid[i][j].type === 'start') {
					// Start water flow from here
					self.waterFlow(i, j);
					break;
				}
			}
		}
	};
	self.waterFlow = function (x, y) {
		var visited = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : function () {
			var items = {};
			return {
				has: function has(key) {
					return items.hasOwnProperty(key);
				},
				add: function add(key) {
					items[key] = true;
				}
			};
		}();
		var key = "".concat(x, ",").concat(y);
		if (visited.has(key)) {
			return;
		}
		visited.add(key);
		var tile = self.grid[x][y];
		if (!tile || tile.type === 'empty') {
			return;
		}
		// Enable water flow for this tile
		tile.flow = true;
		// Calculate next positions based on tile type and rotation
		var nextPositions = [];
		switch (tile.type) {
			case 'start':
				nextPositions.push([x, y + 1]); // Flow down
				break;
			case 'straightPipeV':
				nextPositions.push([x, y + 1], [x, y - 1]);
				break;
			case 'straightPipeH':
				nextPositions.push([x + 1, y], [x - 1, y]);
				break;
			case 'cornerPipe':
				// Add logic for corner pipe based on rotation
				if (tile.rotation === Math.PI * 0.5) {
					// Left rotation
					nextPositions.push([x, y - 1], [x + 1, y]);
				}
				// Add other rotation cases
				break;
		}
		// Continue flow to next positions
		for (var _i = 0, _nextPositions = nextPositions; _i < _nextPositions.length; _i++) {
			var _nextPositions$_i = _slicedToArray2(_nextPositions[_i], 2),
				nextX = _nextPositions$_i[0],
				nextY = _nextPositions$_i[1];
			if (nextX >= 0 && nextX < self.gridSize && nextY >= 0 && nextY < self.gridSize) {
				self.waterFlow(nextX, nextY, visited);
			}
		}
	};
	return self;
};
var debug = true;
function log() {
	if (debug) {
		console.log.apply(console, arguments);
	}
}
// Game constants
var tileSize = 400;
var boardOffsetX = 90;
var boardOffsetY = 90;
// Game state
var gridBoard;
var puzzleManager;
var isMouseDown = false;
var startX = 0;
var startY = 0;
var selectedTile = null;
var dragThreshold = 20;
// Initialize game board
gridBoard = LK.getAsset('gridBoard', {
	anchorX: 0.5,
	anchorY: 0.5
});
gridBoard.x = 2048 / 2;
gridBoard.y = 2732 / 2;
game.addChild(gridBoard);
// Event handlers
game.down = function (x, y, obj) {
	startX = x;
	startY = y;
	isMouseDown = true;
	if (puzzleManager) {
		puzzleManager.selectTile(x, y);
	}
};
game.move = function (x, y, obj) {
	if (!isMouseDown || !puzzleManager || !puzzleManager.selectedTile) {
		return;
	}
	var deltaX = x - startX;
	var deltaY = y - startY;
	// Only move if drag distance exceeds threshold
	if (Math.abs(deltaX) > dragThreshold || Math.abs(deltaY) > dragThreshold) {
		var direction = null;
		if (Math.abs(deltaX) > Math.abs(deltaY)) {
			direction = deltaX > 0 ? 'right' : 'left';
		} else {
			direction = deltaY > 0 ? 'down' : 'up';
		}
		puzzleManager.moveTile(direction);
		isMouseDown = false; // Reset after move
	}
};
game.up = function (x, y, obj) {
	isMouseDown = false;
	if (puzzleManager) {
		puzzleManager.selectedTile = null;
	}
};
// Initialize game
var levelText; // Define levelText in the global scope
function initializeGame() {
	puzzleManager = new PuzzleManager();
	puzzleManager.initPuzzle();
	// Create a text element to display the current level number
	var levelText = new Text2('Level: ' + puzzleManager.currentLevel, {
		size: 100,
		fill: "#ffffff"
	});
	// Set the position of the level text under the board
	levelText.anchor.set(0.5, 0);
	levelText.x = gridBoard.x;
	levelText.y = gridBoard.y + gridBoard.height / 2 + 50;
	// Add the level text to the game
	game.addChild(levelText);
}
// Start the game
initializeGame();

===================================================================
--- original.js
+++ change.js
@@ -701,8 +701,9 @@
 		puzzleManager.selectedTile = null;
 	}
 };
 // Initialize game
+var levelText; // Define levelText in the global scope
 function initializeGame() {
 	puzzleManager = new PuzzleManager();
 	puzzleManager.initPuzzle();
 	// Create a text element to display the current level number