/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Bullet = Container.expand(function (startX, startY, targetEnemy, damage, speed) {
	var self = Container.call(this);
	self.targetEnemy = targetEnemy;
	self.damage = damage || 10;
	self.speed = speed || 5;
	self.x = startX;
	self.y = startY;
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		if (!self.targetEnemy || !self.targetEnemy.parent) {
			self.destroy();
			return;
		}
		var dx = self.targetEnemy.x - self.x;
		var dy = self.targetEnemy.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < self.speed) {
			// Apply damage to target enemy
			self.targetEnemy.health -= self.damage;
			if (self.targetEnemy.health <= 0) {
				self.targetEnemy.health = 0;
			} else {
				self.targetEnemy.healthBar.width = self.targetEnemy.health / self.targetEnemy.maxHealth * 70;
			}
			// Apply special effects based on bullet type
			if (self.type === 'splash') {
				// Create visual splash effect
				var splashEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'splash');
				game.addChild(splashEffect);
				// Splash damage to nearby enemies
				var splashRadius = CELL_SIZE * 1.5;
				for (var i = 0; i < enemies.length; i++) {
					var otherEnemy = enemies[i];
					if (otherEnemy !== self.targetEnemy) {
						var splashDx = otherEnemy.x - self.targetEnemy.x;
						var splashDy = otherEnemy.y - self.targetEnemy.y;
						var splashDistance = Math.sqrt(splashDx * splashDx + splashDy * splashDy);
						if (splashDistance <= splashRadius) {
							// Apply splash damage (50% of original damage)
							otherEnemy.health -= self.damage * 0.5;
							if (otherEnemy.health <= 0) {
								otherEnemy.health = 0;
							} else {
								otherEnemy.healthBar.width = otherEnemy.health / otherEnemy.maxHealth * 70;
							}
						}
					}
				}
			} else if (self.type === 'slow') {
				// Prevent slow effect on immune enemies
				if (!self.targetEnemy.isImmune) {
					// Create visual slow effect
					var slowEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'slow');
					game.addChild(slowEffect);
					// Apply slow effect
					// Make slow percentage scale with tower level (default 50%, up to 80% at max level)
					var slowPct = 0.5;
					if (self.sourceTowerLevel !== undefined) {
						// Scale: 50% at level 1, 60% at 2, 65% at 3, 70% at 4, 75% at 5, 80% at 6
						var slowLevels = [0.5, 0.6, 0.65, 0.7, 0.75, 0.8];
						var idx = Math.max(0, Math.min(5, self.sourceTowerLevel - 1));
						slowPct = slowLevels[idx];
					}
					if (!self.targetEnemy.slowed) {
						self.targetEnemy.originalSpeed = self.targetEnemy.speed;
						self.targetEnemy.speed *= 1 - slowPct; // Slow by X%
						self.targetEnemy.slowed = true;
						self.targetEnemy.slowDuration = 180; // 3 seconds at 60 FPS
					} else {
						self.targetEnemy.slowDuration = 180; // Reset duration
					}
				}
			} else if (self.type === 'poison') {
				// Prevent poison effect on immune enemies
				if (!self.targetEnemy.isImmune) {
					// Create visual poison effect
					var poisonEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'poison');
					game.addChild(poisonEffect);
					// Apply poison effect
					self.targetEnemy.poisoned = true;
					self.targetEnemy.poisonDamage = self.damage * 0.2; // 20% of original damage per tick
					self.targetEnemy.poisonDuration = 300; // 5 seconds at 60 FPS
				}
			} else if (self.type === 'sniper') {
				// Create visual critical hit effect for sniper
				var sniperEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'sniper');
				game.addChild(sniperEffect);
			}
			self.destroy();
		} else {
			var angle = Math.atan2(dy, dx);
			self.x += Math.cos(angle) * self.speed;
			self.y += Math.sin(angle) * self.speed;
		}
	};
	return self;
});
var Coin = Container.expand(function (gridX, gridY) {
	var self = Container.call(this);
	self.gridX = gridX;
	self.gridY = gridY;
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Position coin on grid
	self.x = grid.x + gridX * CELL_SIZE + CELL_SIZE / 2;
	self.y = grid.y + gridY * CELL_SIZE + CELL_SIZE / 2;
	// Add some visual flair
	self.alpha = 0;
	tween(self, {
		alpha: 1,
		scaleX: 1.2,
		scaleY: 1.2
	}, {
		duration: 300,
		easing: tween.elasticOut
	});
	return self;
});
var DebugCell = Container.expand(function () {
	var self = Container.call(this);
	var cellGraphics = self.attachAsset('cell', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cellGraphics.tint = Math.random() * 0xffffff;
	var debugArrows = [];
	self.update = function () {};
	self.down = function () {
		return;
		if (self.cell.type == 0 || self.cell.type == 1) {
			self.cell.type = self.cell.type == 1 ? 0 : 1;
			if (grid.pathFind()) {
				self.cell.type = self.cell.type == 1 ? 0 : 1;
				grid.pathFind();
				var notification = game.addChild(new Notification("Path is blocked!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			}
			grid.renderDebug();
		}
	};
	self.removeArrows = function () {
		while (debugArrows.length) {
			self.removeChild(debugArrows.pop());
		}
	};
	self.render = function (data) {
		self.removeArrows();
		switch (data.type) {
			case GridItemType.PATH_HORIZONTAL:
			case GridItemType.PATH_VERTICAL:
			case GridItemType.PATH_TURN_NE:
			case GridItemType.PATH_TURN_NW:
			case GridItemType.PATH_TURN_SE:
			case GridItemType.PATH_TURN_SW:
			case GridItemType.PATH_JUNCTION:
				{
					var towerInRangeHighlight = false;
					if (selectedTower && data.towersInRange && data.towersInRange.indexOf(selectedTower) !== -1) {
						towerInRangeHighlight = true;
						cellGraphics.tint = 0x0088ff;
					} else {
						cellGraphics.tint = 0x888888; // Base path color
					}
					cellGraphics.alpha = 0.1;
					// Add arrows based on path type
					var rotations = getArrowRotationsForCell(data, grid);
					for (var a = 0; a < rotations.length; a++) {
						var arrow = LK.getAsset('arrow', {
							anchorX: -.5,
							anchorY: 0.5
						});
						arrow.alpha = .5;
						arrow.rotation = rotations[a];
						self.addChildAt(arrow, 1);
						debugArrows.push(arrow);
					}
					break;
				}
			case GridItemType.EMPTY:
				{
					cellGraphics.tint = 0xaaaaaa;
					cellGraphics.alpha = 0;
					break;
				}
			case GridItemType.SPAWN:
				{
					cellGraphics.tint = 0x00FF00; // Green for spawn
					cellGraphics.alpha = 0.1;
					break;
				}
			case GridItemType.GOAL:
				{
					cellGraphics.tint = 0xFF0000; // Red for goal
					cellGraphics.alpha = 0.1;
					break;
				}
			case GridItemType.TOWER_SLOT:
				{
					cellGraphics.tint = data.isOccupied ? 0x0088CC : 0x00BFFF;
					cellGraphics.alpha = 0.1;
					break;
				}
		}
	};
});
// This update method was incorrectly placed here and should be removed
var EffectIndicator = Container.expand(function (x, y, type) {
	var self = Container.call(this);
	self.x = x;
	self.y = y;
	var effectGraphics = self.attachAsset('rangeCircle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	effectGraphics.blendMode = 1;
	switch (type) {
		case 'splash':
			effectGraphics.tint = 0x33CC00;
			effectGraphics.width = effectGraphics.height = CELL_SIZE * 1.5;
			break;
		case 'slow':
			effectGraphics.tint = 0x9900FF;
			effectGraphics.width = effectGraphics.height = CELL_SIZE;
			break;
		case 'poison':
			effectGraphics.tint = 0x00FFAA;
			effectGraphics.width = effectGraphics.height = CELL_SIZE;
			break;
		case 'sniper':
			effectGraphics.tint = 0xFF5500;
			effectGraphics.width = effectGraphics.height = CELL_SIZE;
			break;
	}
	effectGraphics.alpha = 0.7;
	self.alpha = 0;
	// Animate the effect
	tween(self, {
		alpha: 0.8,
		scaleX: 1.5,
		scaleY: 1.5
	}, {
		duration: 200,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			tween(self, {
				alpha: 0,
				scaleX: 2,
				scaleY: 2
			}, {
				duration: 300,
				easing: tween.easeIn,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	});
	return self;
});
// Base enemy class for common functionality
var Enemy = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'normal';
	self.speed = .01;
	self.currentWaypointIndex = 0;
	self.waypointPath = [];
	self.pixelPosition = {
		x: 0,
		y: 0
	};
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.bulletsTargetingThis = [];
	self.waveNumber = currentWave;
	self.isFlying = false;
	self.isImmune = false;
	self.isBoss = false;
	// Check if this is a boss wave
	// Check if this is a boss wave
	// Apply different stats based on enemy type
	switch (self.type) {
		case 'fast':
			self.speed *= 2; // Twice as fast
			self.maxHealth = 100;
			break;
		case 'immune':
			self.isImmune = true;
			self.maxHealth = 80;
			break;
		case 'flying':
			self.isFlying = true;
			self.maxHealth = 80;
			break;
		case 'swarm':
			self.maxHealth = 50; // Weaker enemies
			break;
		case 'normal':
		default:
			// Normal enemy uses default values
			break;
	}
	if (currentWave % 10 === 0 && currentWave > 0 && type !== 'swarm') {
		self.isBoss = true;
		// Boss enemies have 20x health and are larger
		self.maxHealth *= 20;
		// Slower speed for bosses
		self.speed = self.speed * 0.7;
	}
	self.health = self.maxHealth;
	// Initialize waypoint path and position
	self.waypointPath = grid.waypointPath;
	if (self.waypointPath.length > 0) {
		self.pixelPosition = convertGridToPixels(self.waypointPath[0]);
		self.x = self.pixelPosition.x;
		self.y = self.pixelPosition.y;
	}
	// Get appropriate asset for this enemy type
	var assetId = 'enemy';
	if (self.type !== 'normal') {
		assetId = 'enemy_' + self.type;
	}
	var enemyGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Scale up boss enemies
	if (self.isBoss) {
		enemyGraphics.scaleX = 1.8;
		enemyGraphics.scaleY = 1.8;
	}
	// Fall back to regular enemy asset if specific type asset not found
	// Apply tint to differentiate enemy types
	/*switch (self.type) {
		case 'fast':
			enemyGraphics.tint = 0x00AAFF; // Blue for fast enemies
			break;
		case 'immune':
			enemyGraphics.tint = 0xAA0000; // Red for immune enemies
			break;
		case 'flying':
			enemyGraphics.tint = 0xFFFF00; // Yellow for flying enemies
			break;
		case 'swarm':
			enemyGraphics.tint = 0xFF00FF; // Pink for swarm enemies
			break;
	}*/
	// Create shadow for flying enemies
	if (self.isFlying) {
		// Create a shadow container that will be added to the shadow layer
		self.shadow = new Container();
		// Clone the enemy graphics for the shadow
		var shadowGraphics = self.shadow.attachAsset(assetId || 'enemy', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Apply shadow effect
		shadowGraphics.tint = 0x000000; // Black shadow
		shadowGraphics.alpha = 0.4; // Semi-transparent
		// If this is a boss, scale up the shadow to match
		if (self.isBoss) {
			shadowGraphics.scaleX = 1.8;
			shadowGraphics.scaleY = 1.8;
		}
		// Position shadow slightly offset
		self.shadow.x = 20; // Offset right
		self.shadow.y = 20; // Offset down
		// Ensure shadow has the same rotation as the enemy
		shadowGraphics.rotation = enemyGraphics.rotation;
	}
	var healthBarOutline = self.attachAsset('healthBarOutline', {
		anchorX: 0,
		anchorY: 0.5
	});
	var healthBarBG = self.attachAsset('healthBar', {
		anchorX: 0,
		anchorY: 0.5
	});
	var healthBar = self.attachAsset('healthBar', {
		anchorX: 0,
		anchorY: 0.5
	});
	healthBarBG.y = healthBarOutline.y = healthBar.y = -enemyGraphics.height / 2 - 10;
	healthBarOutline.x = -healthBarOutline.width / 2;
	healthBarBG.x = healthBar.x = -healthBar.width / 2 - .5;
	healthBar.tint = 0x00ff00;
	healthBarBG.tint = 0xff0000;
	self.healthBar = healthBar;
	self.update = function () {
		if (self.health <= 0) {
			self.health = 0;
			self.healthBar.width = 0;
		}
		// Handle slow effect
		if (self.isImmune) {
			// Immune enemies cannot be slowed or poisoned, clear any such effects
			self.slowed = false;
			self.slowEffect = false;
			self.poisoned = false;
			self.poisonEffect = false;
			// Reset speed to original if needed
			if (self.originalSpeed !== undefined) {
				self.speed = self.originalSpeed;
			}
		} else {
			// Handle slow effect
			if (self.slowed) {
				// Visual indication of slowed status
				if (!self.slowEffect) {
					self.slowEffect = true;
				}
				self.slowDuration--;
				if (self.slowDuration <= 0) {
					self.speed = self.originalSpeed;
					self.slowed = false;
					self.slowEffect = false;
					// Only reset tint if not poisoned
					if (!self.poisoned) {
						enemyGraphics.tint = 0xFFFFFF; // Reset tint
					}
				}
			}
			// Handle poison effect
			if (self.poisoned) {
				// Visual indication of poisoned status
				if (!self.poisonEffect) {
					self.poisonEffect = true;
				}
				// Apply poison damage every 30 frames (twice per second)
				if (LK.ticks % 30 === 0) {
					self.health -= self.poisonDamage;
					if (self.health <= 0) {
						self.health = 0;
					}
					self.healthBar.width = self.health / self.maxHealth * 70;
				}
				self.poisonDuration--;
				if (self.poisonDuration <= 0) {
					self.poisoned = false;
					self.poisonEffect = false;
					// Only reset tint if not slowed
					if (!self.slowed) {
						enemyGraphics.tint = 0xFFFFFF; // Reset tint
					}
				}
			}
		}
		// Set tint based on effect status
		if (self.isImmune) {
			enemyGraphics.tint = 0xFFFFFF;
		} else if (self.poisoned && self.slowed) {
			// Combine poison (0x00FFAA) and slow (0x9900FF) colors
			// Simple average: R: (0+153)/2=76, G: (255+0)/2=127, B: (170+255)/2=212
			enemyGraphics.tint = 0x4C7FD4;
		} else if (self.poisoned) {
			enemyGraphics.tint = 0x00FFAA;
		} else if (self.slowed) {
			enemyGraphics.tint = 0x9900FF;
		} else {
			enemyGraphics.tint = 0xFFFFFF;
		}
		// Waypoint-based movement
		if (self.currentWaypointIndex >= self.waypointPath.length) {
			// Reached the end of the path (goal)
			return;
		}
		var targetWaypoint = self.waypointPath[self.currentWaypointIndex];
		var targetPixelPosition = convertGridToPixels(targetWaypoint);
		// Calculate direction to target
		var dx = targetPixelPosition.x - self.pixelPosition.x;
		var dy = targetPixelPosition.y - self.pixelPosition.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Move towards target
		if (distance > self.speed) {
			var moveX = dx / distance * self.speed;
			var moveY = dy / distance * self.speed;
			self.pixelPosition.x += moveX;
			self.pixelPosition.y += moveY;
		} else {
			// Snap to waypoint and move to next one
			self.pixelPosition.x = targetPixelPosition.x;
			self.pixelPosition.y = targetPixelPosition.y;
			self.currentWaypointIndex++;
		}
		// Update display position
		self.x = self.pixelPosition.x;
		self.y = self.pixelPosition.y;
		// Rotate enemy to face movement direction
		if (dx !== 0 || dy !== 0) {
			var angle = Math.atan2(dy, dx);
			if (enemyGraphics.targetRotation === undefined) {
				enemyGraphics.targetRotation = angle;
				enemyGraphics.rotation = angle;
			} else {
				if (Math.abs(angle - enemyGraphics.targetRotation) > 0.05) {
					tween.stop(enemyGraphics, {
						rotation: true
					});
					// Calculate the shortest angle to rotate
					var currentRotation = enemyGraphics.rotation;
					var angleDiff = angle - currentRotation;
					// Normalize angle difference to -PI to PI range for shortest path
					while (angleDiff > Math.PI) {
						angleDiff -= Math.PI * 2;
					}
					while (angleDiff < -Math.PI) {
						angleDiff += Math.PI * 2;
					}
					enemyGraphics.targetRotation = angle;
					tween(enemyGraphics, {
						rotation: currentRotation + angleDiff
					}, {
						duration: 250,
						easing: tween.easeOut
					});
				}
			}
		}
		healthBarOutline.y = healthBarBG.y = healthBar.y = -enemyGraphics.height / 2 - 10;
	};
	return self;
});
var GoldIndicator = Container.expand(function (value, x, y) {
	var self = Container.call(this);
	var shadowText = new Text2("+" + value, {
		size: 45,
		fill: 0x000000,
		weight: 800
	});
	shadowText.anchor.set(0.5, 0.5);
	shadowText.x = 2;
	shadowText.y = 2;
	self.addChild(shadowText);
	var goldText = new Text2("+" + value, {
		size: 45,
		fill: 0xFFD700,
		weight: 800
	});
	goldText.anchor.set(0.5, 0.5);
	self.addChild(goldText);
	self.x = x;
	self.y = y;
	self.alpha = 0;
	self.scaleX = 0.5;
	self.scaleY = 0.5;
	tween(self, {
		alpha: 1,
		scaleX: 1.2,
		scaleY: 1.2,
		y: y - 40
	}, {
		duration: 50,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			tween(self, {
				alpha: 0,
				scaleX: 1.5,
				scaleY: 1.5,
				y: y - 80
			}, {
				duration: 600,
				easing: tween.easeIn,
				delay: 800,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	});
	return self;
});
var Grid = Container.expand(function (gridWidth, gridHeight) {
	var self = Container.call(this);
	self.cells = [];
	for (var i = 0; i < gridWidth; i++) {
		self.cells[i] = [];
		for (var j = 0; j < gridHeight; j++) {
			self.cells[i][j] = {
				towersInRange: [],
				isOccupied: false
			};
		}
	}
	/*
	Cell Types using GridItemType enum:
	EMPTY: 1 (Wall/impassable)
	SPAWN: 2 (Enemy spawn points)
	GOAL: 3 (Enemy goal points)
	TOWER_SLOT: 4 (Buildable tower locations)
	PATH_*: Various path types for waypoint following
	*/
	// Predefined map layout using GridItemType enum
	var mapLayout = [[GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.SPAWN, GridItemType.SPAWN, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_VERTICAL, GridItemType.PATH_VERTICAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_VERTICAL, GridItemType.PATH_VERTICAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_VERTICAL, GridItemType.PATH_VERTICAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.GOAL, GridItemType.GOAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY]];
	for (var i = 0; i < gridWidth; i++) {
		for (var j = 0; j < gridHeight; j++) {
			var cell = self.cells[i][j];
			// Get cell type from map layout
			var cellType = GridItemType.EMPTY; // Default to empty/wall
			if (j < mapLayout.length && i < mapLayout[j].length) {
				cellType = mapLayout[j][i];
			}
			cell.type = cellType;
			cell.x = i;
			cell.y = j;
			// Create debug cells for visible gameplay area
			if (j > 3 && j <= gridHeight - 4 && cellType !== GridItemType.EMPTY) {
				var debugCell = new DebugCell();
				self.addChild(debugCell);
				debugCell.cell = cell;
				debugCell.x = i * CELL_SIZE;
				debugCell.y = j * CELL_SIZE;
				cell.debugCell = debugCell;
			}
		}
	}
	// Generate waypoint path after cells are created
	self.waypointPath = self.generateWaypointPath();
	self.getCell = function (x, y) {
		return self.cells[x] && self.cells[x][y];
	};
	self.findTile = function (tileType) {
		for (var i = 0; i < self.cells.length; i++) {
			for (var j = 0; j < self.cells[i].length; j++) {
				if (self.cells[i][j].type === tileType) {
					return {
						x: i,
						y: j
					};
				}
			}
		}
		return null;
	};
	self.findFirstStep = function (startPos) {
		// Find the first walkable tile after spawn
		for (var i = 0; i < self.cells.length; i++) {
			for (var j = 0; j < self.cells[i].length; j++) {
				var cell = self.cells[i][j];
				if (cell.type === GridItemType.PATH_VERTICAL || cell.type === GridItemType.PATH_HORIZONTAL || cell.type === GridItemType.PATH_TURN_NE || cell.type === GridItemType.PATH_TURN_NW || cell.type === GridItemType.PATH_TURN_SE || cell.type === GridItemType.PATH_TURN_SW || cell.type === GridItemType.PATH_JUNCTION) {
					return {
						x: i,
						y: j
					};
				}
			}
		}
		return null;
	};
	self.getNextWaypoint = function (currentPos, prevPos) {
		var currentCell = self.getCell(currentPos.x, currentPos.y);
		if (!currentCell) return null;
		// Simple pathfinding along the predefined path
		var nextX = currentPos.x;
		var nextY = currentPos.y;
		if (currentCell.type === GridItemType.PATH_HORIZONTAL) {
			nextX += 1; // Move right
		} else if (currentCell.type === GridItemType.PATH_VERTICAL) {
			nextY += 1; // Move down
		}
		var nextCell = self.getCell(nextX, nextY);
		if (nextCell && (nextCell.type === GridItemType.PATH_HORIZONTAL || nextCell.type === GridItemType.PATH_VERTICAL || nextCell.type === GridItemType.GOAL)) {
			return {
				x: nextX,
				y: nextY
			};
		}
		return null;
	};
	self.generateWaypointPath = function () {
		var path = [];
		var spawn = self.findTile(GridItemType.SPAWN);
		if (!spawn) return path;
		path.push(spawn);
		var firstStep = self.findFirstStep(spawn);
		if (!firstStep) return path;
		var current = firstStep;
		var prev = spawn;
		path.push(current);
		while (current) {
			var next = self.getNextWaypoint(current, prev);
			if (!next) break;
			path.push(next);
			prev = current;
			current = next;
			// Stop if we reach the goal
			var cell = self.getCell(current.x, current.y);
			if (cell && cell.type === GridItemType.GOAL) {
				break;
			}
		}
		return path;
	};
	self.renderDebug = function () {
		for (var i = 0; i < gridWidth; i++) {
			for (var j = 0; j < gridHeight; j++) {
				var debugCell = self.cells[i][j].debugCell;
				if (debugCell) {
					debugCell.render(self.cells[i][j]);
				}
			}
		}
	};
	self.updateEnemy = function (enemy) {
		var cell = grid.getCell(Math.round(enemy.x / CELL_SIZE), Math.round(enemy.y / CELL_SIZE));
		if (cell && cell.type == GridItemType.GOAL) {
			return true;
		}
		// Update shadow position for flying enemies
		if (enemy.isFlying && enemy.shadow) {
			enemy.shadow.x = enemy.x + 20; // Match enemy x-position + offset
			enemy.shadow.y = enemy.y + 20; // Match enemy y-position + offset
			// Match shadow rotation with enemy rotation
			if (enemy.children[0] && enemy.shadow.children[0]) {
				enemy.shadow.children[0].rotation = enemy.children[0].rotation;
			}
		}
		return false;
	};
});
var NextWaveButton = Container.expand(function () {
	var self = Container.call(this);
	var buttonBackground = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonBackground.width = 300;
	buttonBackground.height = 100;
	buttonBackground.tint = 0x0088FF;
	var buttonText = new Text2("Next Wave", {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	buttonText.anchor.set(0.5, 0.5);
	self.addChild(buttonText);
	self.enabled = false;
	self.visible = false;
	self.update = function () {
		if (waveIndicator && waveIndicator.gameStarted && currentWave < totalWaves) {
			self.enabled = true;
			self.visible = true;
			buttonBackground.tint = 0x0088FF;
			self.alpha = 1;
		} else {
			self.enabled = false;
			self.visible = false;
			buttonBackground.tint = 0x888888;
			self.alpha = 0.7;
		}
	};
	self.down = function () {
		if (!self.enabled) {
			return;
		}
		if (waveIndicator.gameStarted && currentWave < totalWaves) {
			currentWave++; // Increment to the next wave directly
			waveTimer = 0; // Reset wave timer
			waveInProgress = true;
			waveSpawned = false;
			// Get the type of the current wave (which is now the next wave)
			var waveType = waveIndicator.getWaveTypeName(currentWave);
			var enemyCount = waveIndicator.getEnemyCount(currentWave);
			var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) activated!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 150;
		}
	};
	return self;
});
var Notification = Container.expand(function (message) {
	var self = Container.call(this);
	var notificationGraphics = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var notificationText = new Text2(message, {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	notificationText.anchor.set(0.5, 0.5);
	notificationGraphics.width = notificationText.width + 30;
	self.addChild(notificationText);
	self.alpha = 1;
	var fadeOutTime = 120;
	self.update = function () {
		if (fadeOutTime > 0) {
			fadeOutTime--;
			self.alpha = Math.min(fadeOutTime / 120 * 2, 1);
		} else {
			self.destroy();
		}
	};
	return self;
});
var SourceTower = Container.expand(function (towerType) {
	var self = Container.call(this);
	self.towerType = towerType || 'default';
	// Increase size of base for easier touch
	var baseGraphics = self.attachAsset('tower', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.3,
		scaleY: 1.3
	});
	switch (self.towerType) {
		case 'rapid':
			baseGraphics.tint = 0x00AAFF;
			break;
		case 'sniper':
			baseGraphics.tint = 0xFF5500;
			break;
		case 'splash':
			baseGraphics.tint = 0x33CC00;
			break;
		case 'slow':
			baseGraphics.tint = 0x9900FF;
			break;
		case 'poison':
			baseGraphics.tint = 0x00FFAA;
			break;
		default:
			baseGraphics.tint = 0xAAAAAA;
	}
	var towerCost = getTowerCost(self.towerType);
	// Add shadow for tower type label
	var typeLabelShadow = new Text2(self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1), {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	typeLabelShadow.anchor.set(0.5, 0.5);
	typeLabelShadow.x = 4;
	typeLabelShadow.y = -20 + 4;
	self.addChild(typeLabelShadow);
	// Add tower type label
	var typeLabel = new Text2(self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1), {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	typeLabel.anchor.set(0.5, 0.5);
	typeLabel.y = -20; // Position above center of tower
	self.addChild(typeLabel);
	// Add cost shadow
	var costLabelShadow = new Text2(towerCost, {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	costLabelShadow.anchor.set(0.5, 0.5);
	costLabelShadow.x = 4;
	costLabelShadow.y = 24 + 12;
	self.addChild(costLabelShadow);
	// Add cost label
	var costLabel = new Text2(towerCost, {
		size: 50,
		fill: 0xFFD700,
		weight: 800
	});
	costLabel.anchor.set(0.5, 0.5);
	costLabel.y = 20 + 12;
	self.addChild(costLabel);
	self.update = function () {
		// Check if player can afford this tower
		var canAfford = gold >= getTowerCost(self.towerType);
		// Set opacity based on affordability
		self.alpha = canAfford ? 1 : 0.5;
	};
	return self;
});
var Tower = Container.expand(function (id) {
	var self = Container.call(this);
	self.id = id || 'default';
	self.level = 1;
	self.maxLevel = 6;
	self.gridX = 0;
	self.gridY = 0;
	self.range = 3 * CELL_SIZE;
	// Standardized method to get the current range of the tower
	self.getRange = function () {
		// Always calculate range based on tower type and level
		switch (self.id) {
			case 'sniper':
				// Sniper: base 5, +0.8 per level, but final upgrade gets a huge boost
				if (self.level === self.maxLevel) {
					return 12 * CELL_SIZE; // Significantly increased range for max level
				}
				return (5 + (self.level - 1) * 0.8) * CELL_SIZE;
			case 'splash':
				// Splash: base 2, +0.2 per level (max ~4 blocks at max level)
				return (2 + (self.level - 1) * 0.2) * CELL_SIZE;
			case 'rapid':
				// Rapid: base 2.5, +0.5 per level
				return (2.5 + (self.level - 1) * 0.5) * CELL_SIZE;
			case 'slow':
				// Slow: base 3.5, +0.5 per level
				return (3.5 + (self.level - 1) * 0.5) * CELL_SIZE;
			case 'poison':
				// Poison: base 3.2, +0.5 per level
				return (3.2 + (self.level - 1) * 0.5) * CELL_SIZE;
			default:
				// Default: base 3, +0.5 per level
				return (3 + (self.level - 1) * 0.5) * CELL_SIZE;
		}
	};
	self.cellsInRange = [];
	self.fireRate = 60;
	self.bulletSpeed = 5;
	self.damage = 10;
	self.lastFired = 0;
	self.targetEnemy = null;
	switch (self.id) {
		case 'rapid':
			self.fireRate = 30;
			self.damage = 5;
			self.range = 2.5 * CELL_SIZE;
			self.bulletSpeed = 7;
			break;
		case 'sniper':
			self.fireRate = 90;
			self.damage = 25;
			self.range = 5 * CELL_SIZE;
			self.bulletSpeed = 25;
			break;
		case 'splash':
			self.fireRate = 75;
			self.damage = 15;
			self.range = 2 * CELL_SIZE;
			self.bulletSpeed = 4;
			break;
		case 'slow':
			self.fireRate = 50;
			self.damage = 8;
			self.range = 3.5 * CELL_SIZE;
			self.bulletSpeed = 5;
			break;
		case 'poison':
			self.fireRate = 70;
			self.damage = 12;
			self.range = 3.2 * CELL_SIZE;
			self.bulletSpeed = 5;
			break;
	}
	var baseGraphics = self.attachAsset('tower', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	switch (self.id) {
		case 'rapid':
			baseGraphics.tint = 0x00AAFF;
			break;
		case 'sniper':
			baseGraphics.tint = 0xFF5500;
			break;
		case 'splash':
			baseGraphics.tint = 0x33CC00;
			break;
		case 'slow':
			baseGraphics.tint = 0x9900FF;
			break;
		case 'poison':
			baseGraphics.tint = 0x00FFAA;
			break;
		default:
			baseGraphics.tint = 0xAAAAAA;
	}
	var levelIndicators = [];
	var maxDots = self.maxLevel;
	var dotSpacing = baseGraphics.width / (maxDots + 1);
	var dotSize = CELL_SIZE / 6;
	for (var i = 0; i < maxDots; i++) {
		var dot = new Container();
		var outlineCircle = dot.attachAsset('towerLevelIndicator', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		outlineCircle.width = dotSize + 4;
		outlineCircle.height = dotSize + 4;
		outlineCircle.tint = 0x000000;
		var towerLevelIndicator = dot.attachAsset('towerLevelIndicator', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		towerLevelIndicator.width = dotSize;
		towerLevelIndicator.height = dotSize;
		towerLevelIndicator.tint = 0xCCCCCC;
		dot.x = -CELL_SIZE + dotSpacing * (i + 1);
		dot.y = CELL_SIZE * 0.7;
		self.addChild(dot);
		levelIndicators.push(dot);
	}
	var gunContainer = new Container();
	self.addChild(gunContainer);
	var gunGraphics = gunContainer.attachAsset('defense', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.updateLevelIndicators = function () {
		for (var i = 0; i < maxDots; i++) {
			var dot = levelIndicators[i];
			var towerLevelIndicator = dot.children[1];
			if (i < self.level) {
				towerLevelIndicator.tint = 0xFFFFFF;
			} else {
				switch (self.id) {
					case 'rapid':
						towerLevelIndicator.tint = 0x00AAFF;
						break;
					case 'sniper':
						towerLevelIndicator.tint = 0xFF5500;
						break;
					case 'splash':
						towerLevelIndicator.tint = 0x33CC00;
						break;
					case 'slow':
						towerLevelIndicator.tint = 0x9900FF;
						break;
					case 'poison':
						towerLevelIndicator.tint = 0x00FFAA;
						break;
					default:
						towerLevelIndicator.tint = 0xAAAAAA;
				}
			}
		}
	};
	self.updateLevelIndicators();
	self.refreshCellsInRange = function () {
		for (var i = 0; i < self.cellsInRange.length; i++) {
			var cell = self.cellsInRange[i];
			var towerIndex = cell.towersInRange.indexOf(self);
			if (towerIndex !== -1) {
				cell.towersInRange.splice(towerIndex, 1);
			}
		}
		self.cellsInRange = [];
		var rangeRadius = self.getRange() / CELL_SIZE;
		var centerX = self.gridX + 1;
		var centerY = self.gridY + 1;
		var minI = Math.floor(centerX - rangeRadius - 0.5);
		var maxI = Math.ceil(centerX + rangeRadius + 0.5);
		var minJ = Math.floor(centerY - rangeRadius - 0.5);
		var maxJ = Math.ceil(centerY + rangeRadius + 0.5);
		for (var i = minI; i <= maxI; i++) {
			for (var j = minJ; j <= maxJ; j++) {
				var closestX = Math.max(i, Math.min(centerX, i + 1));
				var closestY = Math.max(j, Math.min(centerY, j + 1));
				var deltaX = closestX - centerX;
				var deltaY = closestY - centerY;
				var distanceSquared = deltaX * deltaX + deltaY * deltaY;
				if (distanceSquared <= rangeRadius * rangeRadius) {
					var cell = grid.getCell(i, j);
					if (cell) {
						self.cellsInRange.push(cell);
						cell.towersInRange.push(self);
					}
				}
			}
		}
		grid.renderDebug();
	};
	self.getTotalValue = function () {
		var baseTowerCost = getTowerCost(self.id);
		var totalInvestment = baseTowerCost;
		var baseUpgradeCost = baseTowerCost; // Upgrade cost now scales with base tower cost
		for (var i = 1; i < self.level; i++) {
			totalInvestment += Math.floor(baseUpgradeCost * Math.pow(2, i - 1));
		}
		return totalInvestment;
	};
	self.upgrade = function () {
		if (self.level < self.maxLevel) {
			// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
			var baseUpgradeCost = getTowerCost(self.id);
			var upgradeCost;
			// Make last upgrade level extra expensive
			if (self.level === self.maxLevel - 1) {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1) * 3.5 / 2); // Half the cost for final upgrade
			} else {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1));
			}
			if (gold >= upgradeCost) {
				setGold(gold - upgradeCost);
				self.level++;
				// No need to update self.range here; getRange() is now the source of truth
				// Apply tower-specific upgrades based on type
				if (self.id === 'rapid') {
					if (self.level === self.maxLevel) {
						// Extra powerful last upgrade (double the effect)
						self.fireRate = Math.max(4, 30 - self.level * 9); // double the effect
						self.damage = 5 + self.level * 10; // double the effect
						self.bulletSpeed = 7 + self.level * 2.4; // double the effect
					} else {
						self.fireRate = Math.max(15, 30 - self.level * 3); // Fast tower gets faster with upgrades
						self.damage = 5 + self.level * 3;
						self.bulletSpeed = 7 + self.level * 0.7;
					}
				} else {
					if (self.level === self.maxLevel) {
						// Extra powerful last upgrade for all other towers (double the effect)
						self.fireRate = Math.max(5, 60 - self.level * 24); // double the effect
						self.damage = 10 + self.level * 20; // double the effect
						self.bulletSpeed = 5 + self.level * 2.4; // double the effect
					} else {
						self.fireRate = Math.max(20, 60 - self.level * 8);
						self.damage = 10 + self.level * 5;
						self.bulletSpeed = 5 + self.level * 0.5;
					}
				}
				self.refreshCellsInRange();
				self.updateLevelIndicators();
				if (self.level > 1) {
					var levelDot = levelIndicators[self.level - 1].children[1];
					tween(levelDot, {
						scaleX: 1.5,
						scaleY: 1.5
					}, {
						duration: 300,
						easing: tween.elasticOut,
						onFinish: function onFinish() {
							tween(levelDot, {
								scaleX: 1,
								scaleY: 1
							}, {
								duration: 200,
								easing: tween.easeOut
							});
						}
					});
				}
				return true;
			} else {
				var notification = game.addChild(new Notification("Not enough gold to upgrade!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
				return false;
			}
		}
		return false;
	};
	self.findTarget = function () {
		var closestEnemy = null;
		var closestScore = -Infinity;
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			var dx = enemy.x - self.x;
			var dy = enemy.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Check if enemy is in range
			if (distance <= self.getRange()) {
				// Handle flying enemies differently - they can be targeted regardless of path
				if (enemy.isFlying) {
					// For flying enemies, prioritize by distance to the goal
					if (enemy.flyingTarget) {
						var goalX = enemy.flyingTarget.x;
						var goalY = enemy.flyingTarget.y;
						var distToGoal = Math.sqrt((goalX - enemy.cellX) * (goalX - enemy.cellX) + (goalY - enemy.cellY) * (goalY - enemy.cellY));
						// Use distance to goal as score (lower is closer to goal)
						if (distToGoal < closestScore || closestScore === -Infinity) {
							closestScore = distToGoal;
							closestEnemy = enemy;
						}
					} else {
						// If no flying target yet (shouldn't happen), prioritize by distance to tower
						if (distance < closestScore || closestScore === -Infinity) {
							closestScore = distance;
							closestEnemy = enemy;
						}
					}
				} else {
					// For ground enemies, use waypoint progress for prioritization
					if (enemy.waypointPath) {
						// Prioritize enemies that are further along the path
						if (enemy.currentWaypointIndex > closestScore) {
							closestScore = enemy.currentWaypointIndex;
							closestEnemy = enemy;
						}
					}
				}
			}
		}
		if (!closestEnemy) {
			self.targetEnemy = null;
		}
		return closestEnemy;
	};
	self.update = function () {
		self.targetEnemy = self.findTarget();
		if (self.targetEnemy) {
			var dx = self.targetEnemy.x - self.x;
			var dy = self.targetEnemy.y - self.y;
			var angle = Math.atan2(dy, dx);
			gunContainer.rotation = angle;
			if (LK.ticks - self.lastFired >= self.fireRate) {
				self.fire();
				self.lastFired = LK.ticks;
			}
		}
	};
	self.down = function (x, y, obj) {
		// Store drag start position
		dragStartX = x;
		dragStartY = y;
		draggedTower = self;
		var existingMenus = game.children.filter(function (child) {
			return child instanceof UpgradeMenu;
		});
		var hasOwnMenu = false;
		var rangeCircle = null;
		for (var i = 0; i < game.children.length; i++) {
			if (game.children[i].isTowerRange && game.children[i].tower === self) {
				rangeCircle = game.children[i];
				break;
			}
		}
		for (var i = 0; i < existingMenus.length; i++) {
			if (existingMenus[i].tower === self) {
				hasOwnMenu = true;
				break;
			}
		}
		if (hasOwnMenu) {
			for (var i = 0; i < existingMenus.length; i++) {
				if (existingMenus[i].tower === self) {
					hideUpgradeMenu(existingMenus[i]);
				}
			}
			if (rangeCircle) {
				game.removeChild(rangeCircle);
			}
			selectedTower = null;
			grid.renderDebug();
			return;
		}
		// Close any existing menus when starting to drag
		for (var i = 0; i < existingMenus.length; i++) {
			existingMenus[i].destroy();
		}
		// Remove all range indicators when starting to drag
		for (var i = game.children.length - 1; i >= 0; i--) {
			if (game.children[i].isTowerRange) {
				game.removeChild(game.children[i]);
			}
		}
		selectedTower = null;
		// Store original position for potential dragging
		draggedTowerOriginalX = self.gridX;
		draggedTowerOriginalY = self.gridY;
		// Don't clear grid cells here - only clear them when actually dragging starts
	};
	self.isInRange = function (enemy) {
		if (!enemy) {
			return false;
		}
		var dx = enemy.x - self.x;
		var dy = enemy.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		return distance <= self.getRange();
	};
	self.fire = function () {
		if (self.targetEnemy) {
			var potentialDamage = 0;
			for (var i = 0; i < self.targetEnemy.bulletsTargetingThis.length; i++) {
				potentialDamage += self.targetEnemy.bulletsTargetingThis[i].damage;
			}
			if (self.targetEnemy.health > potentialDamage) {
				var bulletX = self.x + Math.cos(gunContainer.rotation) * 40;
				var bulletY = self.y + Math.sin(gunContainer.rotation) * 40;
				var bullet = new Bullet(bulletX, bulletY, self.targetEnemy, self.damage, self.bulletSpeed);
				// Set bullet type based on tower type
				bullet.type = self.id;
				// For slow tower, pass level for scaling slow effect
				if (self.id === 'slow') {
					bullet.sourceTowerLevel = self.level;
				}
				// Customize bullet appearance based on tower type
				switch (self.id) {
					case 'rapid':
						bullet.children[0].tint = 0x00AAFF;
						bullet.children[0].width = 20;
						bullet.children[0].height = 20;
						break;
					case 'sniper':
						bullet.children[0].tint = 0xFF5500;
						bullet.children[0].width = 15;
						bullet.children[0].height = 15;
						break;
					case 'splash':
						bullet.children[0].tint = 0x33CC00;
						bullet.children[0].width = 40;
						bullet.children[0].height = 40;
						break;
					case 'slow':
						bullet.children[0].tint = 0x9900FF;
						bullet.children[0].width = 35;
						bullet.children[0].height = 35;
						break;
					case 'poison':
						bullet.children[0].tint = 0x00FFAA;
						bullet.children[0].width = 35;
						bullet.children[0].height = 35;
						break;
				}
				game.addChild(bullet);
				bullets.push(bullet);
				self.targetEnemy.bulletsTargetingThis.push(bullet);
				// --- Fire recoil effect for gunContainer ---
				// Stop any ongoing recoil tweens before starting a new one
				tween.stop(gunContainer, {
					x: true,
					y: true,
					scaleX: true,
					scaleY: true
				});
				// Always use the original resting position for recoil, never accumulate offset
				if (gunContainer._restX === undefined) {
					gunContainer._restX = 0;
				}
				if (gunContainer._restY === undefined) {
					gunContainer._restY = 0;
				}
				if (gunContainer._restScaleX === undefined) {
					gunContainer._restScaleX = 1;
				}
				if (gunContainer._restScaleY === undefined) {
					gunContainer._restScaleY = 1;
				}
				// Reset to resting position before animating (in case of interrupted tweens)
				gunContainer.x = gunContainer._restX;
				gunContainer.y = gunContainer._restY;
				gunContainer.scaleX = gunContainer._restScaleX;
				gunContainer.scaleY = gunContainer._restScaleY;
				// Calculate recoil offset (recoil back along the gun's rotation)
				var recoilDistance = 8;
				var recoilX = -Math.cos(gunContainer.rotation) * recoilDistance;
				var recoilY = -Math.sin(gunContainer.rotation) * recoilDistance;
				// Animate recoil back from the resting position
				tween(gunContainer, {
					x: gunContainer._restX + recoilX,
					y: gunContainer._restY + recoilY
				}, {
					duration: 60,
					easing: tween.cubicOut,
					onFinish: function onFinish() {
						// Animate return to original position/scale
						tween(gunContainer, {
							x: gunContainer._restX,
							y: gunContainer._restY
						}, {
							duration: 90,
							easing: tween.cubicIn
						});
					}
				});
			}
		}
	};
	self.placeOnGrid = function (gridX, gridY) {
		self.gridX = gridX;
		self.gridY = gridY;
		self.x = grid.x + gridX * CELL_SIZE + CELL_SIZE / 2;
		self.y = grid.y + gridY * CELL_SIZE + CELL_SIZE / 2;
		// Mark all cells in the 2x2 tower area as occupied
		for (var i = 0; i < 2; i++) {
			for (var j = 0; j < 2; j++) {
				var cell = grid.getCell(gridX + i, gridY + j);
				if (cell) {
					cell.isOccupied = true;
				}
			}
		}
		self.refreshCellsInRange();
	};
	return self;
});
var TowerPreview = Container.expand(function () {
	var self = Container.call(this);
	var towerRange = 3;
	var rangeInPixels = towerRange * CELL_SIZE;
	self.towerType = 'default';
	self.hasEnoughGold = true;
	var rangeIndicator = new Container();
	self.addChild(rangeIndicator);
	var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rangeGraphics.alpha = 0.3;
	var previewGraphics = self.attachAsset('tower', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	previewGraphics.width = CELL_SIZE * 2;
	previewGraphics.height = CELL_SIZE * 2;
	self.canPlace = false;
	self.gridX = 0;
	self.gridY = 0;
	self.blockedByEnemy = false;
	self.update = function () {
		var previousHasEnoughGold = self.hasEnoughGold;
		self.hasEnoughGold = gold >= getTowerCost(self.towerType);
		// Only update appearance if the affordability status has changed
		if (previousHasEnoughGold !== self.hasEnoughGold) {
			self.updateAppearance();
		}
	};
	self.updateAppearance = function () {
		// Use Tower class to get the source of truth for range
		var tempTower = new Tower(self.towerType);
		var previewRange = tempTower.getRange();
		// Clean up tempTower to avoid memory leaks
		if (tempTower && tempTower.destroy) {
			tempTower.destroy();
		}
		// Set range indicator using unified range logic
		rangeGraphics.width = rangeGraphics.height = previewRange * 2;
		switch (self.towerType) {
			case 'rapid':
				previewGraphics.tint = 0x00AAFF;
				break;
			case 'sniper':
				previewGraphics.tint = 0xFF5500;
				break;
			case 'splash':
				previewGraphics.tint = 0x33CC00;
				break;
			case 'slow':
				previewGraphics.tint = 0x9900FF;
				break;
			case 'poison':
				previewGraphics.tint = 0x00FFAA;
				break;
			default:
				previewGraphics.tint = 0xAAAAAA;
		}
		if (!self.canPlace || !self.hasEnoughGold) {
			previewGraphics.tint = 0xFF0000;
		}
	};
	self.updatePlacementStatus = function () {
		var validGridPlacement = true;
		if (self.gridY <= 4 || self.gridY + 1 >= grid.cells[0].length - 4) {
			validGridPlacement = false;
		} else {
			for (var i = 0; i < 2; i++) {
				for (var j = 0; j < 2; j++) {
					var cell = grid.getCell(self.gridX + i, self.gridY + j);
					if (!cell || cell.type !== 4 || cell.isOccupied === true) {
						validGridPlacement = false;
						break;
					}
				}
				if (!validGridPlacement) {
					break;
				}
			}
		}
		self.blockedByEnemy = false;
		if (validGridPlacement) {
			for (var i = 0; i < enemies.length; i++) {
				var enemy = enemies[i];
				if (enemy.y < grid.y + 4 * CELL_SIZE) {
					continue;
				}
				// Only check non-flying enemies, flying enemies can pass over towers
				if (!enemy.isFlying) {
					// Convert enemy pixel position to grid coordinates
					var enemyGridX = Math.floor((enemy.x - grid.x) / CELL_SIZE);
					var enemyGridY = Math.floor((enemy.y - grid.y) / CELL_SIZE);
					if (enemyGridX >= self.gridX && enemyGridX < self.gridX + 2 && enemyGridY >= self.gridY && enemyGridY < self.gridY + 2) {
						self.blockedByEnemy = true;
						break;
					}
				}
			}
		}
		self.canPlace = validGridPlacement && !self.blockedByEnemy;
		self.hasEnoughGold = gold >= getTowerCost(self.towerType);
		self.updateAppearance();
	};
	self.checkPlacement = function () {
		self.updatePlacementStatus();
	};
	self.snapToGrid = function (x, y) {
		var gridPosX = x - grid.x;
		var gridPosY = y - grid.y;
		self.gridX = Math.floor(gridPosX / CELL_SIZE);
		self.gridY = Math.floor(gridPosY / CELL_SIZE);
		self.x = grid.x + self.gridX * CELL_SIZE + CELL_SIZE / 2;
		self.y = grid.y + self.gridY * CELL_SIZE + CELL_SIZE / 2;
		self.checkPlacement();
	};
	return self;
});
var UpgradeMenu = Container.expand(function (tower) {
	var self = Container.call(this);
	self.tower = tower;
	self.y = 2732 + 225;
	var menuBackground = self.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBackground.width = 2048;
	menuBackground.height = 500;
	menuBackground.tint = 0x444444;
	menuBackground.alpha = 0.9;
	var displayName = self.tower.id.charAt(0).toUpperCase() + self.tower.id.slice(1) + ' Tower';
	var towerTypeText = new Text2(displayName, {
		size: 80,
		fill: 0xFFFFFF,
		weight: 800
	});
	towerTypeText.anchor.set(0, 0);
	towerTypeText.x = -840;
	towerTypeText.y = -160;
	self.addChild(towerTypeText);
	var statsText = new Text2('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s', {
		size: 70,
		fill: 0xFFFFFF,
		weight: 400
	});
	statsText.anchor.set(0, 0.5);
	statsText.x = -840;
	statsText.y = 50;
	self.addChild(statsText);
	var buttonsContainer = new Container();
	buttonsContainer.x = 500;
	self.addChild(buttonsContainer);
	var upgradeButton = new Container();
	buttonsContainer.addChild(upgradeButton);
	var buttonBackground = upgradeButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonBackground.width = 500;
	buttonBackground.height = 150;
	var isMaxLevel = self.tower.level >= self.tower.maxLevel;
	var buttonText;
	var upgradeCost;
	// For towers, show Upgrade button
	var baseUpgradeCost = getTowerCost(self.tower.id);
	if (isMaxLevel) {
		upgradeCost = 0;
	} else if (self.tower.level === self.tower.maxLevel - 1) {
		upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
	} else {
		upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
	}
	buttonBackground.tint = isMaxLevel ? 0x888888 : gold >= upgradeCost ? 0x00AA00 : 0x888888;
	buttonText = new Text2(isMaxLevel ? 'Max Level' : 'Upgrade: ' + upgradeCost + ' gold', {
		size: 60,
		fill: 0xFFFFFF,
		weight: 800
	});
	buttonText.anchor.set(0.5, 0.5);
	upgradeButton.addChild(buttonText);
	// Add sell button for towers
	var sellButton;
	var sellButtonText;
	sellButton = new Container();
	buttonsContainer.addChild(sellButton);
	var sellButtonBackground = sellButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	sellButtonBackground.width = 500;
	sellButtonBackground.height = 150;
	sellButtonBackground.tint = 0xCC0000;
	var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
	var sellValue = getTowerSellValue(totalInvestment);
	sellButtonText = new Text2('Sell: +' + sellValue + ' gold', {
		size: 60,
		fill: 0xFFFFFF,
		weight: 800
	});
	sellButtonText.anchor.set(0.5, 0.5);
	sellButton.addChild(sellButtonText);
	upgradeButton.y = -85;
	sellButton.y = 85;
	var closeButton = new Container();
	self.addChild(closeButton);
	var closeBackground = closeButton.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	closeBackground.width = 90;
	closeBackground.height = 90;
	closeBackground.tint = 0xAA0000;
	var closeText = new Text2('X', {
		size: 68,
		fill: 0xFFFFFF,
		weight: 800
	});
	closeText.anchor.set(0.5, 0.5);
	closeButton.addChild(closeText);
	closeButton.x = menuBackground.width / 2 - 57;
	closeButton.y = -menuBackground.height / 2 + 57;
	upgradeButton.down = function (x, y, obj) {
		// Handle tower upgrade
		if (self.tower.level >= self.tower.maxLevel) {
			var notification = game.addChild(new Notification("Tower is already at max level!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
			return;
		}
		if (self.tower.upgrade()) {
			// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
			var baseUpgradeCost = getTowerCost(self.tower.id);
			if (self.tower.level >= self.tower.maxLevel) {
				upgradeCost = 0;
			} else if (self.tower.level === self.tower.maxLevel - 1) {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
			} else {
				upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
			}
			statsText.setText('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s');
			buttonText.setText('Upgrade: ' + upgradeCost + ' gold');
			var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
			var sellValue = Math.floor(totalInvestment * 0.6);
			sellButtonText.setText('Sell: +' + sellValue + ' gold');
			if (self.tower.level >= self.tower.maxLevel) {
				buttonBackground.tint = 0x888888;
				buttonText.setText('Max Level');
			}
			var rangeCircle = null;
			for (var i = 0; i < game.children.length; i++) {
				if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
					rangeCircle = game.children[i];
					break;
				}
			}
			if (rangeCircle) {
				var rangeGraphics = rangeCircle.children[0];
				rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2;
			} else {
				var newRangeIndicator = new Container();
				newRangeIndicator.isTowerRange = true;
				newRangeIndicator.tower = self.tower;
				game.addChildAt(newRangeIndicator, 0);
				newRangeIndicator.x = self.tower.x;
				newRangeIndicator.y = self.tower.y;
				var rangeGraphics = newRangeIndicator.attachAsset('rangeCircle', {
					anchorX: 0.5,
					anchorY: 0.5
				});
				rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2;
				rangeGraphics.alpha = 0.3;
			}
			tween(self, {
				scaleX: 1.05,
				scaleY: 1.05
			}, {
				duration: 100,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(self, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 100,
						easing: tween.easeIn
					});
				}
			});
		}
	};
	if (sellButton) {
		sellButton.down = function (x, y, obj) {
			var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0;
			var sellValue = getTowerSellValue(totalInvestment);
			setGold(gold + sellValue);
			var notification = game.addChild(new Notification("Tower sold for " + sellValue + " gold!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
			var gridX = self.tower.gridX;
			var gridY = self.tower.gridY;
			for (var i = 0; i < 2; i++) {
				for (var j = 0; j < 2; j++) {
					var cell = grid.getCell(gridX + i, gridY + j);
					if (cell) {
						cell.isOccupied = false;
						var towerIndex = cell.towersInRange.indexOf(self.tower);
						if (towerIndex !== -1) {
							cell.towersInRange.splice(towerIndex, 1);
						}
					}
				}
			}
			if (selectedTower === self.tower) {
				selectedTower = null;
			}
			var towerIndex = towers.indexOf(self.tower);
			if (towerIndex !== -1) {
				towers.splice(towerIndex, 1);
			}
			towerLayer.removeChild(self.tower);
			grid.renderDebug();
			self.destroy();
			for (var i = 0; i < game.children.length; i++) {
				if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
					game.removeChild(game.children[i]);
					break;
				}
			}
		};
	}
	closeButton.down = function (x, y, obj) {
		hideUpgradeMenu(self);
		selectedTower = null;
		grid.renderDebug();
	};
	self.update = function () {
		// For towers, handle upgrade logic
		if (self.tower.level >= self.tower.maxLevel) {
			if (buttonText.text !== 'Max Level') {
				buttonText.setText('Max Level');
				buttonBackground.tint = 0x888888;
			}
			return;
		}
		// Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost
		var baseUpgradeCost = getTowerCost(self.tower.id);
		var currentUpgradeCost;
		if (self.tower.level >= self.tower.maxLevel) {
			currentUpgradeCost = 0;
		} else if (self.tower.level === self.tower.maxLevel - 1) {
			currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2);
		} else {
			currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1));
		}
		var canAfford = gold >= currentUpgradeCost;
		buttonBackground.tint = canAfford ? 0x00AA00 : 0x888888;
		var newText = 'Upgrade: ' + currentUpgradeCost + ' gold';
		if (buttonText.text !== newText) {
			buttonText.setText(newText);
		}
	};
	return self;
});
var WaveIndicator = Container.expand(function () {
	var self = Container.call(this);
	self.gameStarted = false;
	self.waveMarkers = [];
	self.waveTypes = [];
	self.enemyCounts = [];
	self.indicatorWidth = 0;
	self.lastBossType = null; // Track the last boss type to avoid repeating
	var blockWidth = 400;
	var totalBlocksWidth = blockWidth * totalWaves;
	var startMarker = new Container();
	var startBlock = startMarker.attachAsset('notification', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	startBlock.width = blockWidth - 10;
	startBlock.height = 70 * 2;
	startBlock.tint = 0x00AA00;
	// Add shadow for start text
	var startTextShadow = new Text2("Start Game", {
		size: 50,
		fill: 0x000000,
		weight: 800
	});
	startTextShadow.anchor.set(0.5, 0.5);
	startTextShadow.x = 4;
	startTextShadow.y = 4;
	startMarker.addChild(startTextShadow);
	var startText = new Text2("Start Game", {
		size: 50,
		fill: 0xFFFFFF,
		weight: 800
	});
	startText.anchor.set(0.5, 0.5);
	startMarker.addChild(startText);
	startMarker.x = -self.indicatorWidth;
	self.addChild(startMarker);
	self.waveMarkers.push(startMarker);
	startMarker.down = function () {
		if (!self.gameStarted) {
			self.gameStarted = true;
			currentWave = 0;
			waveTimer = nextWaveTime;
			startBlock.tint = 0x00FF00;
			startText.setText("Started!");
			startTextShadow.setText("Started!");
			// Make sure shadow position remains correct after text change
			startTextShadow.x = 4;
			startTextShadow.y = 4;
			var notification = game.addChild(new Notification("Game started! Wave 1 incoming!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 150;
		}
	};
	for (var i = 0; i < totalWaves; i++) {
		var marker = new Container();
		var block = marker.attachAsset('notification', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		block.width = blockWidth - 10;
		block.height = 70 * 2;
		// --- Begin new unified wave logic ---
		var waveType = "normal";
		var enemyType = "normal";
		var enemyCount = 10;
		var isBossWave = (i + 1) % 10 === 0;
		// Ensure all types appear in early waves
		if (i === 0) {
			block.tint = 0xAAAAAA;
			waveType = "Normal";
			enemyType = "normal";
			enemyCount = 10;
		} else if (i === 1) {
			block.tint = 0x00AAFF;
			waveType = "Fast";
			enemyType = "fast";
			enemyCount = 10;
		} else if (i === 2) {
			block.tint = 0xAA0000;
			waveType = "Immune";
			enemyType = "immune";
			enemyCount = 10;
		} else if (i === 3) {
			block.tint = 0xFFFF00;
			waveType = "Flying";
			enemyType = "flying";
			enemyCount = 10;
		} else if (i === 4) {
			block.tint = 0xFF00FF;
			waveType = "Swarm";
			enemyType = "swarm";
			enemyCount = 30;
		} else if (isBossWave) {
			// Boss waves: cycle through all boss types, last boss is always flying
			var bossTypes = ['normal', 'fast', 'immune', 'flying'];
			var bossTypeIndex = Math.floor((i + 1) / 10) - 1;
			if (i === totalWaves - 1) {
				// Last boss is always flying
				enemyType = 'flying';
				waveType = "Boss Flying";
				block.tint = 0xFFFF00;
			} else {
				enemyType = bossTypes[bossTypeIndex % bossTypes.length];
				switch (enemyType) {
					case 'normal':
						block.tint = 0xAAAAAA;
						waveType = "Boss Normal";
						break;
					case 'fast':
						block.tint = 0x00AAFF;
						waveType = "Boss Fast";
						break;
					case 'immune':
						block.tint = 0xAA0000;
						waveType = "Boss Immune";
						break;
					case 'flying':
						block.tint = 0xFFFF00;
						waveType = "Boss Flying";
						break;
				}
			}
			enemyCount = 1;
			// Make the wave indicator for boss waves stand out
			// Set boss wave color to the color of the wave type
			switch (enemyType) {
				case 'normal':
					block.tint = 0xAAAAAA;
					break;
				case 'fast':
					block.tint = 0x00AAFF;
					break;
				case 'immune':
					block.tint = 0xAA0000;
					break;
				case 'flying':
					block.tint = 0xFFFF00;
					break;
				default:
					block.tint = 0xFF0000;
					break;
			}
		} else if ((i + 1) % 5 === 0) {
			// Every 5th non-boss wave is fast
			block.tint = 0x00AAFF;
			waveType = "Fast";
			enemyType = "fast";
			enemyCount = 10;
		} else if ((i + 1) % 4 === 0) {
			// Every 4th non-boss wave is immune
			block.tint = 0xAA0000;
			waveType = "Immune";
			enemyType = "immune";
			enemyCount = 10;
		} else if ((i + 1) % 7 === 0) {
			// Every 7th non-boss wave is flying
			block.tint = 0xFFFF00;
			waveType = "Flying";
			enemyType = "flying";
			enemyCount = 10;
		} else if ((i + 1) % 3 === 0) {
			// Every 3rd non-boss wave is swarm
			block.tint = 0xFF00FF;
			waveType = "Swarm";
			enemyType = "swarm";
			enemyCount = 30;
		} else {
			block.tint = 0xAAAAAA;
			waveType = "Normal";
			enemyType = "normal";
			enemyCount = 10;
		}
		// --- End new unified wave logic ---
		// Mark boss waves with a special visual indicator
		if (isBossWave && enemyType !== 'swarm') {
			// Add a crown or some indicator to the wave marker for boss waves
			var bossIndicator = marker.attachAsset('towerLevelIndicator', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			bossIndicator.width = 30;
			bossIndicator.height = 30;
			bossIndicator.tint = 0xFFD700; // Gold color
			bossIndicator.y = -block.height / 2 - 15;
			// Change the wave type text to indicate boss
			waveType = "BOSS";
		}
		// Store the wave type and enemy count
		self.waveTypes[i] = enemyType;
		self.enemyCounts[i] = enemyCount;
		// Add shadow for wave type - 30% smaller than before
		var waveTypeShadow = new Text2(waveType, {
			size: 56,
			fill: 0x000000,
			weight: 800
		});
		waveTypeShadow.anchor.set(0.5, 0.5);
		waveTypeShadow.x = 4;
		waveTypeShadow.y = 4;
		marker.addChild(waveTypeShadow);
		// Add wave type text - 30% smaller than before
		var waveTypeText = new Text2(waveType, {
			size: 56,
			fill: 0xFFFFFF,
			weight: 800
		});
		waveTypeText.anchor.set(0.5, 0.5);
		waveTypeText.y = 0;
		marker.addChild(waveTypeText);
		// Add shadow for wave number - 20% larger than before
		var waveNumShadow = new Text2((i + 1).toString(), {
			size: 48,
			fill: 0x000000,
			weight: 800
		});
		waveNumShadow.anchor.set(1.0, 1.0);
		waveNumShadow.x = blockWidth / 2 - 16 + 5;
		waveNumShadow.y = block.height / 2 - 12 + 5;
		marker.addChild(waveNumShadow);
		// Main wave number text - 20% larger than before
		var waveNum = new Text2((i + 1).toString(), {
			size: 48,
			fill: 0xFFFFFF,
			weight: 800
		});
		waveNum.anchor.set(1.0, 1.0);
		waveNum.x = blockWidth / 2 - 16;
		waveNum.y = block.height / 2 - 12;
		marker.addChild(waveNum);
		marker.x = -self.indicatorWidth + (i + 1) * blockWidth;
		self.addChild(marker);
		self.waveMarkers.push(marker);
	}
	// Get wave type for a specific wave number
	self.getWaveType = function (waveNumber) {
		if (waveNumber < 1 || waveNumber > totalWaves) {
			return "normal";
		}
		// If this is a boss wave (waveNumber % 10 === 0), and the type is the same as lastBossType
		// then we should return a different boss type
		var waveType = self.waveTypes[waveNumber - 1];
		return waveType;
	};
	// Get enemy count for a specific wave number
	self.getEnemyCount = function (waveNumber) {
		if (waveNumber < 1 || waveNumber > totalWaves) {
			return 10;
		}
		return self.enemyCounts[waveNumber - 1];
	};
	// Get display name for a wave type
	self.getWaveTypeName = function (waveNumber) {
		var type = self.getWaveType(waveNumber);
		var typeName = type.charAt(0).toUpperCase() + type.slice(1);
		// Add boss prefix for boss waves (every 10th wave)
		if (waveNumber % 10 === 0 && waveNumber > 0 && type !== 'swarm') {
			typeName = "BOSS";
		}
		return typeName;
	};
	self.positionIndicator = new Container();
	var indicator = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	indicator.width = blockWidth - 10;
	indicator.height = 16;
	indicator.tint = 0xffad0e;
	indicator.y = -65;
	var indicator2 = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	indicator2.width = blockWidth - 10;
	indicator2.height = 16;
	indicator2.tint = 0xffad0e;
	indicator2.y = 65;
	var leftWall = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftWall.width = 16;
	leftWall.height = 146;
	leftWall.tint = 0xffad0e;
	leftWall.x = -(blockWidth - 16) / 2;
	var rightWall = self.positionIndicator.attachAsset('towerLevelIndicator', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightWall.width = 16;
	rightWall.height = 146;
	rightWall.tint = 0xffad0e;
	rightWall.x = (blockWidth - 16) / 2;
	self.addChild(self.positionIndicator);
	self.update = function () {
		var progress = waveTimer / nextWaveTime;
		var moveAmount = (progress + currentWave) * blockWidth;
		for (var i = 0; i < self.waveMarkers.length; i++) {
			var marker = self.waveMarkers[i];
			marker.x = -moveAmount + i * blockWidth;
		}
		self.positionIndicator.x = 0;
		for (var i = 0; i < totalWaves + 1; i++) {
			var marker = self.waveMarkers[i];
			if (i === 0) {
				continue;
			}
			var block = marker.children[0];
			if (i - 1 < currentWave) {
				block.alpha = .5;
			}
		}
		self.handleWaveProgression = function () {
			if (!self.gameStarted) {
				return;
			}
			if (currentWave < totalWaves) {
				waveTimer++;
				if (waveTimer >= nextWaveTime) {
					waveTimer = 0;
					currentWave++;
					waveInProgress = true;
					waveSpawned = false;
					if (currentWave != 1) {
						var waveType = self.getWaveTypeName(currentWave);
						var enemyCount = self.getEnemyCount(currentWave);
						var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) incoming!"));
						notification.x = 2048 / 2;
						notification.y = grid.height - 150;
					}
				}
			}
		};
		self.handleWaveProgression();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x333333
});

/**** 
* Game Code
****/ 
// GridItemType enum definition
// Add Map_1 background without stretching
var GridItemType = {
	EMPTY: 1,
	PATH_START: 2,
	PATH_HORIZONTAL: 3,
	PATH_VERTICAL: 4,
	PATH_TURN_NE: 5,
	PATH_TURN_NW: 6,
	PATH_TURN_SE: 7,
	PATH_TURN_SW: 8,
	PATH_JUNCTION: 9,
	SPAWN: 2,
	GOAL: 3,
	TOWER_SLOT: 4
};
// Global helper function to convert grid coordinates to pixel coordinates
function convertGridToPixels(gridPos) {
	return {
		x: grid.x + gridPos.x * CELL_SIZE + CELL_SIZE / 2,
		y: grid.y + gridPos.y * CELL_SIZE + CELL_SIZE / 2
	};
}
// Global helper function to get arrow rotations for a cell
function getArrowRotationsForCell(cell, grid) {
	var rotations = [];
	if (cell.type === GridItemType.PATH_HORIZONTAL) {
		rotations.push(0); // Right arrow
	} else if (cell.type === GridItemType.PATH_VERTICAL) {
		rotations.push(Math.PI / 2); // Down arrow
	} else if (cell.type === GridItemType.PATH_TURN_NE) {
		rotations.push(-Math.PI / 2); // Up arrow
		rotations.push(0); // Right arrow
	} else if (cell.type === GridItemType.PATH_TURN_NW) {
		rotations.push(-Math.PI / 2); // Up arrow
		rotations.push(Math.PI); // Left arrow
	} else if (cell.type === GridItemType.PATH_TURN_SE) {
		rotations.push(Math.PI / 2); // Down arrow
		rotations.push(0); // Right arrow
	} else if (cell.type === GridItemType.PATH_TURN_SW) {
		rotations.push(Math.PI / 2); // Down arrow
		rotations.push(Math.PI); // Left arrow
	} else if (cell.type === GridItemType.PATH_JUNCTION) {
		rotations.push(0); // Right arrow
		rotations.push(Math.PI / 2); // Down arrow
	}
	return rotations;
}
var backgroundMap = game.attachAsset('Map_1', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 200
});
var isHidingUpgradeMenu = false;
function hideUpgradeMenu(menu) {
	if (isHidingUpgradeMenu) {
		return;
	}
	isHidingUpgradeMenu = true;
	tween(menu, {
		y: 2732 + 225
	}, {
		duration: 150,
		easing: tween.easeIn,
		onFinish: function onFinish() {
			menu.destroy();
			isHidingUpgradeMenu = false;
		}
	});
}
var CELL_SIZE = 76;
var enemies = [];
var towers = [];
var bullets = [];
var defenses = [];
var coins = [];
var selectedTower = null;
var gold = 80;
var lives = 20;
var score = 0;
var currentWave = 0;
var totalWaves = 50;
var waveTimer = 0;
var waveInProgress = false;
var waveSpawned = false;
var nextWaveTime = 12000 / 2;
var sourceTower = null;
var enemiesToSpawn = 10; // Default number of enemies per wave
var goldText = new Text2('Gold: ' + gold, {
	size: 60,
	fill: 0xFFD700,
	weight: 800
});
goldText.anchor.set(0.5, 0.5);
var livesText = new Text2('Lives: ' + lives, {
	size: 60,
	fill: 0x00FF00,
	weight: 800
});
livesText.anchor.set(0.5, 0.5);
var scoreText = new Text2('Score: ' + score, {
	size: 60,
	fill: 0xFF0000,
	weight: 800
});
scoreText.anchor.set(0.5, 0.5);
var topMargin = 50;
var centerX = 2048 / 2;
var spacing = 400;
LK.gui.top.addChild(goldText);
LK.gui.top.addChild(livesText);
LK.gui.top.addChild(scoreText);
livesText.x = 0;
livesText.y = topMargin;
goldText.x = -spacing;
goldText.y = topMargin;
scoreText.x = spacing;
scoreText.y = topMargin;
function updateUI() {
	goldText.setText('Gold: ' + gold);
	livesText.setText('Lives: ' + lives);
	scoreText.setText('Score: ' + score);
}
function setGold(value) {
	gold = value;
	updateUI();
}
var debugLayer = new Container();
var towerLayer = new Container();
// Create three separate layers for enemy hierarchy
var enemyLayerBottom = new Container(); // For normal enemies
var enemyLayerMiddle = new Container(); // For shadows
var enemyLayerTop = new Container(); // For flying enemies
var enemyLayer = new Container(); // Main container to hold all enemy layers
// Add layers in correct order (bottom first, then middle for shadows, then top)
enemyLayer.addChild(enemyLayerBottom);
enemyLayer.addChild(enemyLayerMiddle);
enemyLayer.addChild(enemyLayerTop);
var grid = new Grid(24, 29 + 6);
grid.x = 150;
grid.y = 200 - CELL_SIZE * 4;
// Initial blockers can be placed manually on specific tower slots if desired
// For example:
// var blocker = new Blocker();
// blocker.placeOnGrid(4, 8);  // Place at tower slot coordinates
// towerLayer.addChild(blocker);
// blockers.push(blocker);
grid.renderDebug();
debugLayer.addChild(grid);
game.addChild(debugLayer);
game.addChild(towerLayer);
game.addChild(enemyLayer);
var offset = 0;
var towerPreview = new TowerPreview();
game.addChild(towerPreview);
towerPreview.visible = false;
var isDragging = false;
var draggedTower = null;
var dragStartX = 0;
var dragStartY = 0;
var draggedTowerOriginalX = 0;
var draggedTowerOriginalY = 0;
function getTowerCost(towerType) {
	var cost = 5;
	switch (towerType) {
		case 'rapid':
			cost = 15;
			break;
		case 'sniper':
			cost = 25;
			break;
		case 'splash':
			cost = 35;
			break;
		case 'slow':
			cost = 45;
			break;
		case 'poison':
			cost = 55;
			break;
	}
	return cost;
}
function getTowerSellValue(totalValue) {
	return waveIndicator && waveIndicator.gameStarted ? Math.floor(totalValue * 0.6) : totalValue;
}
function placeTower(gridX, gridY, towerType) {
	var towerCost = getTowerCost(towerType);
	if (gold >= towerCost) {
		var tower = new Tower(towerType || 'default');
		tower.placeOnGrid(gridX, gridY);
		towerLayer.addChild(tower);
		towers.push(tower);
		setGold(gold - towerCost);
		grid.renderDebug();
		return true;
	} else {
		var notification = game.addChild(new Notification("Not enough gold!"));
		notification.x = 2048 / 2;
		notification.y = grid.height - 50;
		return false;
	}
}
game.down = function (x, y, obj) {
	var upgradeMenuVisible = game.children.some(function (child) {
		return child instanceof UpgradeMenu;
	});
	if (upgradeMenuVisible) {
		return;
	}
	for (var i = 0; i < sourceTowers.length; i++) {
		var tower = sourceTowers[i];
		if (x >= tower.x - tower.width / 2 && x <= tower.x + tower.width / 2 && y >= tower.y - tower.height / 2 && y <= tower.y + tower.height / 2) {
			towerPreview.visible = true;
			isDragging = true;
			towerPreview.towerType = tower.towerType;
			towerPreview.updateAppearance();
			// Center the tower preview on the cursor position when starting drag
			towerPreview.snapToGrid(x, y);
			break;
		}
	}
};
game.move = function (x, y, obj) {
	if (isDragging) {
		// Center the tower preview on the cursor position
		towerPreview.snapToGrid(x, y);
	} else if (draggedTower) {
		// Calculate distance moved to determine if this is a drag
		var dragDistance = Math.sqrt((x - dragStartX) * (x - dragStartX) + (y - dragStartY) * (y - dragStartY));
		if (dragDistance > 20) {
			// Start dragging if moved more than 20 pixels
			isDragging = true;
			// Now clear the old tower position on the grid since we're actually dragging
			for (var i = 0; i < 2; i++) {
				for (var j = 0; j < 2; j++) {
					var cell = grid.getCell(draggedTower.gridX + i, draggedTower.gridY + j);
					if (cell) {
						cell.isOccupied = false;
						// Remove tower from cell's towersInRange array
						var towerIndex = cell.towersInRange.indexOf(draggedTower);
						if (towerIndex !== -1) {
							cell.towersInRange.splice(towerIndex, 1);
						}
					}
				}
			}
			grid.renderDebug(); // Update debug view
			towerPreview.visible = true;
			towerPreview.towerType = draggedTower.id;
			towerPreview.updateAppearance();
			towerPreview.snapToGrid(x, y);
			// Hide the original tower while dragging
			draggedTower.visible = false;
		}
	}
};
game.up = function (x, y, obj) {
	var clickedOnTower = false;
	for (var i = 0; i < towers.length; i++) {
		var tower = towers[i];
		var towerLeft = tower.x - tower.width / 2;
		var towerRight = tower.x + tower.width / 2;
		var towerTop = tower.y - tower.height / 2;
		var towerBottom = tower.y + tower.height / 2;
		if (x >= towerLeft && x <= towerRight && y >= towerTop && y <= towerBottom) {
			clickedOnTower = true;
			break;
		}
	}
	var upgradeMenus = game.children.filter(function (child) {
		return child instanceof UpgradeMenu;
	});
	if (upgradeMenus.length > 0 && !isDragging && !clickedOnTower) {
		var clickedOnMenu = false;
		for (var i = 0; i < upgradeMenus.length; i++) {
			var menu = upgradeMenus[i];
			var menuWidth = 2048;
			var menuHeight = 450;
			var menuLeft = menu.x - menuWidth / 2;
			var menuRight = menu.x + menuWidth / 2;
			var menuTop = menu.y - menuHeight / 2;
			var menuBottom = menu.y + menuHeight / 2;
			if (x >= menuLeft && x <= menuRight && y >= menuTop && y <= menuBottom) {
				clickedOnMenu = true;
				break;
			}
		}
		if (!clickedOnMenu) {
			for (var i = 0; i < upgradeMenus.length; i++) {
				var menu = upgradeMenus[i];
				hideUpgradeMenu(menu);
			}
			for (var i = game.children.length - 1; i >= 0; i--) {
				if (game.children[i].isTowerRange) {
					game.removeChild(game.children[i]);
				}
			}
			selectedTower = null;
			grid.renderDebug();
		}
	}
	if (isDragging) {
		isDragging = false;
		if (draggedTower) {
			// Show the tower again
			draggedTower.visible = true;
			// Handle moving existing tower
			if (towerPreview.canPlace) {
				// Move tower to new position
				draggedTower.placeOnGrid(towerPreview.gridX, towerPreview.gridY);
				grid.renderDebug();
			} else if (towerPreview.blockedByEnemy) {
				// Blocked by enemy, restore tower to original position
				draggedTower.placeOnGrid(draggedTowerOriginalX, draggedTowerOriginalY);
				var notification = game.addChild(new Notification("Cannot move: Enemy in the way!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			} else if (towerPreview.visible) {
				// Invalid placement, restore tower to original position
				draggedTower.placeOnGrid(draggedTowerOriginalX, draggedTowerOriginalY);
				var notification = game.addChild(new Notification("Cannot move here!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			}
		} else {
			// Handle placing new tower
			if (towerPreview.canPlace) {
				placeTower(towerPreview.gridX, towerPreview.gridY, towerPreview.towerType);
			} else if (towerPreview.blockedByEnemy) {
				var notification = game.addChild(new Notification("Cannot build: Enemy in the way!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			} else if (towerPreview.visible) {
				var notification = game.addChild(new Notification("Cannot build here!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			}
		}
		towerPreview.visible = false;
		draggedTower = null;
		// Close upgrade menus when dragging is complete
		var upgradeMenus = game.children.filter(function (child) {
			return child instanceof UpgradeMenu;
		});
		for (var i = 0; i < upgradeMenus.length; i++) {
			upgradeMenus[i].destroy();
		}
	} else if (draggedTower) {
		// Handle tap without drag - show upgrade menu
		var existingMenus = game.children.filter(function (child) {
			return child instanceof UpgradeMenu;
		});
		for (var i = 0; i < existingMenus.length; i++) {
			existingMenus[i].destroy();
		}
		for (var i = game.children.length - 1; i >= 0; i--) {
			if (game.children[i].isTowerRange) {
				game.removeChild(game.children[i]);
			}
		}
		selectedTower = draggedTower;
		var rangeIndicator = new Container();
		rangeIndicator.isTowerRange = true;
		rangeIndicator.tower = draggedTower;
		game.addChild(rangeIndicator);
		rangeIndicator.x = draggedTower.x;
		rangeIndicator.y = draggedTower.y;
		var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		rangeGraphics.width = rangeGraphics.height = draggedTower.getRange() * 2;
		rangeGraphics.alpha = 0.3;
		var upgradeMenu = new UpgradeMenu(draggedTower);
		game.addChild(upgradeMenu);
		upgradeMenu.x = 2048 / 2;
		tween(upgradeMenu, {
			y: 2732 - 225
		}, {
			duration: 200,
			easing: tween.backOut
		});
		grid.renderDebug();
		draggedTower = null;
	}
};
var waveIndicator = new WaveIndicator();
waveIndicator.x = 2048 / 2;
waveIndicator.y = 2732 - 80;
game.addChild(waveIndicator);
var nextWaveButtonContainer = new Container();
var nextWaveButton = new NextWaveButton();
nextWaveButton.x = 2048 - 200;
nextWaveButton.y = 2732 - 100 + 20;
nextWaveButtonContainer.addChild(nextWaveButton);
game.addChild(nextWaveButtonContainer);
var towerTypes = ['default', 'rapid', 'sniper', 'splash', 'slow', 'poison'];
var sourceTowers = [];
var towerSpacing = 300; // Increase spacing for larger towers
var startX = 2048 / 2 - towerTypes.length * towerSpacing / 2 + towerSpacing / 2;
var towerY = 2732 - CELL_SIZE * 3 - 90;
for (var i = 0; i < towerTypes.length; i++) {
	var tower = new SourceTower(towerTypes[i]);
	tower.x = startX + i * towerSpacing;
	tower.y = towerY;
	towerLayer.addChild(tower);
	sourceTowers.push(tower);
}
sourceTower = null;
enemiesToSpawn = 10;
game.update = function () {
	if (waveInProgress) {
		if (!waveSpawned) {
			waveSpawned = true;
			// Get wave type and enemy count from the wave indicator
			var waveType = waveIndicator.getWaveType(currentWave);
			var enemyCount = waveIndicator.getEnemyCount(currentWave);
			// Check if this is a boss wave
			var isBossWave = currentWave % 10 === 0 && currentWave > 0;
			if (isBossWave && waveType !== 'swarm') {
				// Boss waves have just 1 enemy regardless of what the wave indicator says
				enemyCount = 1;
				// Show boss announcement
				var notification = game.addChild(new Notification("⚠️ BOSS WAVE! ⚠️"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 200;
			}
			// Spawn the appropriate number of enemies
			for (var i = 0; i < enemyCount; i++) {
				var enemy = new Enemy(waveType);
				// Add enemy to the appropriate layer based on type
				if (enemy.isFlying) {
					// Add flying enemy to the top layer
					enemyLayerTop.addChild(enemy);
					// If it's a flying enemy, add its shadow to the middle layer
					if (enemy.shadow) {
						enemyLayerMiddle.addChild(enemy.shadow);
					}
				} else {
					// Add normal/ground enemies to the bottom layer
					enemyLayerBottom.addChild(enemy);
				}
				// Scale difficulty with wave number but don't apply to boss
				// as bosses already have their health multiplier
				// Use exponential scaling for health
				var healthMultiplier = Math.pow(1.12, currentWave); // ~20% increase per wave
				enemy.maxHealth = Math.round(enemy.maxHealth * healthMultiplier);
				enemy.health = enemy.maxHealth;
				// Increment speed slightly with wave number
				//enemy.speed = enemy.speed + currentWave * 0.002;
				// Select a random spawn point from the grid.spawns array
				var spawnCell = grid.spawns[Math.floor(Math.random() * grid.spawns.length)];
				enemy.cellX = spawnCell.x;
				enemy.cellY = spawnCell.y;
				enemy.currentCellX = spawnCell.x;
				enemy.currentCellY = spawnCell.y - (1 + Math.random() * 5); // Vertical offset for entry animation
				enemy.waveNumber = currentWave;
				enemies.push(enemy);
			}
		}
		var currentWaveEnemiesRemaining = false;
		for (var i = 0; i < enemies.length; i++) {
			if (enemies[i].waveNumber === currentWave) {
				currentWaveEnemiesRemaining = true;
				break;
			}
		}
		if (waveSpawned && !currentWaveEnemiesRemaining) {
			waveInProgress = false;
			waveSpawned = false;
		}
	}
	for (var a = enemies.length - 1; a >= 0; a--) {
		var enemy = enemies[a];
		var reachedGoal = grid.updateEnemy(enemy);
		if (enemy.health <= 0 || reachedGoal) {
			for (var i = 0; i < enemy.bulletsTargetingThis.length; i++) {
				var bullet = enemy.bulletsTargetingThis[i];
				bullet.targetEnemy = null;
			}
			// Boss enemies give more gold and score
			var goldEarned = enemy.isBoss ? Math.floor(50 + (enemy.waveNumber - 1) * 5) : Math.floor(1 + (enemy.waveNumber - 1) * 0.5);
			var goldIndicator = new GoldIndicator(goldEarned, enemy.x, enemy.y);
			game.addChild(goldIndicator);
			setGold(gold + goldEarned);
			// Give more score for defeating a boss
			var scoreValue = enemy.isBoss ? 100 : 5;
			score += scoreValue;
			// Add a notification for boss defeat
			if (enemy.isBoss) {
				var notification = game.addChild(new Notification("Boss defeated! +" + goldEarned + " gold!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 150;
			}
			updateUI();
			// Coin spawning removed
			// Clean up shadow if it's a flying enemy
			if (enemy.isFlying && enemy.shadow) {
				enemyLayerMiddle.removeChild(enemy.shadow);
				enemy.shadow = null;
			}
			// Remove enemy from the appropriate layer
			if (enemy.isFlying) {
				enemyLayerTop.removeChild(enemy);
			} else {
				enemyLayerBottom.removeChild(enemy);
			}
			enemies.splice(a, 1);
			continue;
		}
		if (grid.updateEnemy(enemy)) {
			// Clean up shadow if it's a flying enemy
			if (enemy.isFlying && enemy.shadow) {
				enemyLayerMiddle.removeChild(enemy.shadow);
				enemy.shadow = null;
			}
			// Remove enemy from the appropriate layer
			if (enemy.isFlying) {
				enemyLayerTop.removeChild(enemy);
			} else {
				enemyLayerBottom.removeChild(enemy);
			}
			enemies.splice(a, 1);
			lives = Math.max(0, lives - 1);
			updateUI();
			if (lives <= 0) {
				LK.showGameOver();
			}
		}
	}
	for (var i = bullets.length - 1; i >= 0; i--) {
		if (!bullets[i].parent) {
			if (bullets[i].targetEnemy) {
				var targetEnemy = bullets[i].targetEnemy;
				var bulletIndex = targetEnemy.bulletsTargetingThis.indexOf(bullets[i]);
				if (bulletIndex !== -1) {
					targetEnemy.bulletsTargetingThis.splice(bulletIndex, 1);
				}
			}
			bullets.splice(i, 1);
		}
	}
	if (towerPreview.visible) {
		towerPreview.checkPlacement();
	}
	if (currentWave >= totalWaves && enemies.length === 0 && !waveInProgress) {
		LK.showYouWin();
	}
};

===================================================================
--- original.js
+++ change.js
@@ -136,15 +136,8 @@
 		anchorY: 0.5
 	});
 	cellGraphics.tint = Math.random() * 0xffffff;
 	var debugArrows = [];
-	var numberLabel = new Text2('0', {
-		size: 30,
-		fill: 0xFFFFFF,
-		weight: 800
-	});
-	numberLabel.anchor.set(.5, .5);
-	self.addChild(numberLabel);
 	self.update = function () {};
 	self.down = function () {
 		return;
 		if (self.cell.type == 0 || self.cell.type == 1) {
@@ -164,40 +157,62 @@
 			self.removeChild(debugArrows.pop());
 		}
 	};
 	self.render = function (data) {
+		self.removeArrows();
 		switch (data.type) {
-			case GridItemType.PATH_STRAIGHT_DOWN:
-			case GridItemType.SPAWN:
+			case GridItemType.PATH_HORIZONTAL:
+			case GridItemType.PATH_VERTICAL:
+			case GridItemType.PATH_TURN_NE:
+			case GridItemType.PATH_TURN_NW:
+			case GridItemType.PATH_TURN_SE:
+			case GridItemType.PATH_TURN_SW:
+			case GridItemType.PATH_JUNCTION:
 				{
-					self.removeArrows();
-					cellGraphics.tint = 0x880000;
+					var towerInRangeHighlight = false;
+					if (selectedTower && data.towersInRange && data.towersInRange.indexOf(selectedTower) !== -1) {
+						towerInRangeHighlight = true;
+						cellGraphics.tint = 0x0088ff;
+					} else {
+						cellGraphics.tint = 0x888888; // Base path color
+					}
 					cellGraphics.alpha = 0.1;
-					numberLabel.visible = false;
+					// Add arrows based on path type
+					var rotations = getArrowRotationsForCell(data, grid);
+					for (var a = 0; a < rotations.length; a++) {
+						var arrow = LK.getAsset('arrow', {
+							anchorX: -.5,
+							anchorY: 0.5
+						});
+						arrow.alpha = .5;
+						arrow.rotation = rotations[a];
+						self.addChildAt(arrow, 1);
+						debugArrows.push(arrow);
+					}
 					break;
 				}
-			case GridItemType.WALL:
+			case GridItemType.EMPTY:
 				{
-					self.removeArrows();
 					cellGraphics.tint = 0xaaaaaa;
 					cellGraphics.alpha = 0;
-					numberLabel.visible = false;
 					break;
 				}
+			case GridItemType.SPAWN:
+				{
+					cellGraphics.tint = 0x00FF00; // Green for spawn
+					cellGraphics.alpha = 0.1;
+					break;
+				}
 			case GridItemType.GOAL:
 				{
-					self.removeArrows();
-					cellGraphics.tint = 0x008800;
+					cellGraphics.tint = 0xFF0000; // Red for goal
 					cellGraphics.alpha = 0.1;
-					numberLabel.visible = false;
 					break;
 				}
 			case GridItemType.TOWER_SLOT:
 				{
-					self.removeArrows();
 					cellGraphics.tint = data.isOccupied ? 0x0088CC : 0x00BFFF;
 					cellGraphics.alpha = 0.1;
-					numberLabel.visible = false;
 					break;
 				}
 		}
 	};
@@ -260,14 +275,14 @@
 var Enemy = Container.expand(function (type) {
 	var self = Container.call(this);
 	self.type = type || 'normal';
 	self.speed = .01;
-	self.cellX = 0;
-	self.cellY = 0;
-	self.currentCellX = 0;
-	self.currentCellY = 0;
-	self.waypoints = [];
-	self.targetWaypointIndex = 1;
+	self.currentWaypointIndex = 0;
+	self.waypointPath = [];
+	self.pixelPosition = {
+		x: 0,
+		y: 0
+	};
 	self.maxHealth = 100;
 	self.health = self.maxHealth;
 	self.bulletsTargetingThis = [];
 	self.waveNumber = currentWave;
@@ -305,8 +320,15 @@
 		// Slower speed for bosses
 		self.speed = self.speed * 0.7;
 	}
 	self.health = self.maxHealth;
+	// Initialize waypoint path and position
+	self.waypointPath = grid.waypointPath;
+	if (self.waypointPath.length > 0) {
+		self.pixelPosition = convertGridToPixels(self.waypointPath[0]);
+		self.x = self.pixelPosition.x;
+		self.y = self.pixelPosition.y;
+	}
 	// Get appropriate asset for this enemy type
 	var assetId = 'enemy';
 	if (self.type !== 'normal') {
 		assetId = 'enemy_' + self.type;
@@ -449,39 +471,62 @@
 			enemyGraphics.tint = 0x9900FF;
 		} else {
 			enemyGraphics.tint = 0xFFFFFF;
 		}
-		if (self.currentTarget) {
-			var ox = self.currentTarget.x - self.currentCellX;
-			var oy = self.currentTarget.y - self.currentCellY;
-			if (ox !== 0 || oy !== 0) {
-				var angle = Math.atan2(oy, ox);
-				if (enemyGraphics.targetRotation === undefined) {
-					enemyGraphics.targetRotation = angle;
-					enemyGraphics.rotation = angle;
-				} else {
-					if (Math.abs(angle - enemyGraphics.targetRotation) > 0.05) {
-						tween.stop(enemyGraphics, {
-							rotation: true
-						});
-						// Calculate the shortest angle to rotate
-						var currentRotation = enemyGraphics.rotation;
-						var angleDiff = angle - currentRotation;
-						// Normalize angle difference to -PI to PI range for shortest path
-						while (angleDiff > Math.PI) {
-							angleDiff -= Math.PI * 2;
-						}
-						while (angleDiff < -Math.PI) {
-							angleDiff += Math.PI * 2;
-						}
-						enemyGraphics.targetRotation = angle;
-						tween(enemyGraphics, {
-							rotation: currentRotation + angleDiff
-						}, {
-							duration: 250,
-							easing: tween.easeOut
-						});
+		// Waypoint-based movement
+		if (self.currentWaypointIndex >= self.waypointPath.length) {
+			// Reached the end of the path (goal)
+			return;
+		}
+		var targetWaypoint = self.waypointPath[self.currentWaypointIndex];
+		var targetPixelPosition = convertGridToPixels(targetWaypoint);
+		// Calculate direction to target
+		var dx = targetPixelPosition.x - self.pixelPosition.x;
+		var dy = targetPixelPosition.y - self.pixelPosition.y;
+		var distance = Math.sqrt(dx * dx + dy * dy);
+		// Move towards target
+		if (distance > self.speed) {
+			var moveX = dx / distance * self.speed;
+			var moveY = dy / distance * self.speed;
+			self.pixelPosition.x += moveX;
+			self.pixelPosition.y += moveY;
+		} else {
+			// Snap to waypoint and move to next one
+			self.pixelPosition.x = targetPixelPosition.x;
+			self.pixelPosition.y = targetPixelPosition.y;
+			self.currentWaypointIndex++;
+		}
+		// Update display position
+		self.x = self.pixelPosition.x;
+		self.y = self.pixelPosition.y;
+		// Rotate enemy to face movement direction
+		if (dx !== 0 || dy !== 0) {
+			var angle = Math.atan2(dy, dx);
+			if (enemyGraphics.targetRotation === undefined) {
+				enemyGraphics.targetRotation = angle;
+				enemyGraphics.rotation = angle;
+			} else {
+				if (Math.abs(angle - enemyGraphics.targetRotation) > 0.05) {
+					tween.stop(enemyGraphics, {
+						rotation: true
+					});
+					// Calculate the shortest angle to rotate
+					var currentRotation = enemyGraphics.rotation;
+					var angleDiff = angle - currentRotation;
+					// Normalize angle difference to -PI to PI range for shortest path
+					while (angleDiff > Math.PI) {
+						angleDiff -= Math.PI * 2;
 					}
+					while (angleDiff < -Math.PI) {
+						angleDiff += Math.PI * 2;
+					}
+					enemyGraphics.targetRotation = angle;
+					tween(enemyGraphics, {
+						rotation: currentRotation + angleDiff
+					}, {
+						duration: 250,
+						easing: tween.easeOut
+					});
 				}
 			}
 		}
 		healthBarOutline.y = healthBarBG.y = healthBar.y = -enemyGraphics.height / 2 - 10;
@@ -536,15 +581,11 @@
 		}
 	});
 	return self;
 });
-// GridItemType enum
 var Grid = Container.expand(function (gridWidth, gridHeight) {
 	var self = Container.call(this);
 	self.cells = [];
-	self.spawns = [];
-	self.goals = [];
-	self.waypoints = [];
 	for (var i = 0; i < gridWidth; i++) {
 		self.cells[i] = [];
 		for (var j = 0; j < gridHeight; j++) {
 			self.cells[i][j] = {
@@ -553,53 +594,30 @@
 			};
 		}
 	}
 	/*
-	Cell Types
-	0: Path (walkable by ground enemies)
-	1: Wall (impassable)
-	2: Spawn
-	3: Goal
-	4: Tower Slot (impassable by ground enemies, buildable)
+	Cell Types using GridItemType enum:
+	EMPTY: 1 (Wall/impassable)
+	SPAWN: 2 (Enemy spawn points)
+	GOAL: 3 (Enemy goal points)
+	TOWER_SLOT: 4 (Buildable tower locations)
+	PATH_*: Various path types for waypoint following
 	*/
-	// Predefined map layout
-	var mapLayout = [[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 1, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 1, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 1, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 1, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1], [1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 1, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 1, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 1, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 1, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1], [1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 1, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 1, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 1, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 1, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1], [1, 1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 0, 0, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]];
+	// Predefined map layout using GridItemType enum
+	var mapLayout = [[GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.SPAWN, GridItemType.SPAWN, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_VERTICAL, GridItemType.PATH_VERTICAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_VERTICAL, GridItemType.PATH_VERTICAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.PATH_HORIZONTAL, GridItemType.PATH_HORIZONTAL, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.TOWER_SLOT, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.PATH_VERTICAL, GridItemType.PATH_VERTICAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.GOAL, GridItemType.GOAL, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY], [GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY, GridItemType.EMPTY]];
 	for (var i = 0; i < gridWidth; i++) {
 		for (var j = 0; j < gridHeight; j++) {
 			var cell = self.cells[i][j];
 			// Get cell type from map layout
-			var cellType = GridItemType.WALL; // Default to wall
+			var cellType = GridItemType.EMPTY; // Default to empty/wall
 			if (j < mapLayout.length && i < mapLayout[j].length) {
-				var mapValue = mapLayout[j][i];
-				// Translate map values to GridItemType enum
-				switch (mapValue) {
-					case 0:
-						cellType = GridItemType.PATH_STRAIGHT_DOWN;
-						break;
-					case 1:
-						cellType = GridItemType.WALL;
-						break;
-					case 2:
-						cellType = GridItemType.SPAWN;
-						break;
-					case 3:
-						cellType = GridItemType.GOAL;
-						break;
-					case 4:
-						cellType = GridItemType.TOWER_SLOT;
-						break;
-				}
+				cellType = mapLayout[j][i];
 			}
-			// Add to appropriate arrays based on cell type
-			if (cellType === GridItemType.SPAWN) {
-				self.spawns.push(cell);
-			} else if (cellType === GridItemType.GOAL) {
-				self.goals.push(cell);
-			}
 			cell.type = cellType;
 			cell.x = i;
 			cell.y = j;
-			if (j > 3 && j <= gridHeight - 4) {
+			// Create debug cells for visible gameplay area
+			if (j > 3 && j <= gridHeight - 4 && cellType !== GridItemType.EMPTY) {
 				var debugCell = new DebugCell();
 				self.addChild(debugCell);
 				debugCell.cell = cell;
 				debugCell.x = i * CELL_SIZE;
@@ -607,111 +625,85 @@
 				cell.debugCell = debugCell;
 			}
 		}
 	}
+	// Generate waypoint path after cells are created
+	self.waypointPath = self.generateWaypointPath();
 	self.getCell = function (x, y) {
 		return self.cells[x] && self.cells[x][y];
 	};
 	self.findTile = function (tileType) {
-		for (var i = 0; i < gridWidth; i++) {
-			for (var j = 0; j < gridHeight; j++) {
+		for (var i = 0; i < self.cells.length; i++) {
+			for (var j = 0; j < self.cells[i].length; j++) {
 				if (self.cells[i][j].type === tileType) {
-					return self.cells[i][j];
+					return {
+						x: i,
+						y: j
+					};
 				}
 			}
 		}
 		return null;
 	};
 	self.findFirstStep = function (startPos) {
-		// Look for the first PATH_STRAIGHT_DOWN tile below spawn
-		var x = startPos.x;
-		for (var y = startPos.y + 1; y < gridHeight; y++) {
-			var cell = self.getCell(x, y);
-			if (cell && cell.type === GridItemType.PATH_STRAIGHT_DOWN) {
-				return cell;
+		// Find the first walkable tile after spawn
+		for (var i = 0; i < self.cells.length; i++) {
+			for (var j = 0; j < self.cells[i].length; j++) {
+				var cell = self.cells[i][j];
+				if (cell.type === GridItemType.PATH_VERTICAL || cell.type === GridItemType.PATH_HORIZONTAL || cell.type === GridItemType.PATH_TURN_NE || cell.type === GridItemType.PATH_TURN_NW || cell.type === GridItemType.PATH_TURN_SE || cell.type === GridItemType.PATH_TURN_SW || cell.type === GridItemType.PATH_JUNCTION) {
+					return {
+						x: i,
+						y: j
+					};
+				}
 			}
 		}
 		return null;
 	};
 	self.getNextWaypoint = function (currentPos, prevPos) {
-		var x = currentPos.x;
-		var y = currentPos.y;
-		// Check all 4 directions for next path
-		var directions = [{
-			dx: 0,
-			dy: 1
-		},
-		// down
-		{
-			dx: 1,
-			dy: 0
-		},
-		// right
-		{
-			dx: 0,
-			dy: -1
-		},
-		// up
-		{
-			dx: -1,
-			dy: 0
-		} // left
-		];
-		for (var i = 0; i < directions.length; i++) {
-			var dir = directions[i];
-			var nextX = x + dir.dx;
-			var nextY = y + dir.dy;
-			var nextCell = self.getCell(nextX, nextY);
-			if (nextCell && (nextCell.type === GridItemType.PATH_STRAIGHT_DOWN || nextCell.type === GridItemType.GOAL) && (!prevPos || nextX !== prevPos.x || nextY !== prevPos.y)) {
-				return nextCell;
-			}
+		var currentCell = self.getCell(currentPos.x, currentPos.y);
+		if (!currentCell) return null;
+		// Simple pathfinding along the predefined path
+		var nextX = currentPos.x;
+		var nextY = currentPos.y;
+		if (currentCell.type === GridItemType.PATH_HORIZONTAL) {
+			nextX += 1; // Move right
+		} else if (currentCell.type === GridItemType.PATH_VERTICAL) {
+			nextY += 1; // Move down
 		}
+		var nextCell = self.getCell(nextX, nextY);
+		if (nextCell && (nextCell.type === GridItemType.PATH_HORIZONTAL || nextCell.type === GridItemType.PATH_VERTICAL || nextCell.type === GridItemType.GOAL)) {
+			return {
+				x: nextX,
+				y: nextY
+			};
+		}
 		return null;
 	};
-	self.buildWaypointPath = function () {
-		// Find spawn tile
-		var spawnTile = self.findTile(GridItemType.SPAWN);
-		if (!spawnTile) {
-			console.warn("No spawn tile found");
-			return [];
-		}
-		var waypoints = [spawnTile];
-		var currentPos = spawnTile;
-		var prevPos = null;
-		// Find first step from spawn
-		var firstStep = self.findFirstStep(spawnTile);
-		if (!firstStep) {
-			console.warn("No path from spawn");
-			return waypoints;
-		}
-		waypoints.push(firstStep);
-		prevPos = currentPos;
-		currentPos = firstStep;
-		// Follow path until we reach goal
-		while (currentPos.type !== GridItemType.GOAL) {
-			var nextWaypoint = self.getNextWaypoint(currentPos, prevPos);
-			if (!nextWaypoint) {
-				console.warn("Path broken at", currentPos.x, currentPos.y);
+	self.generateWaypointPath = function () {
+		var path = [];
+		var spawn = self.findTile(GridItemType.SPAWN);
+		if (!spawn) return path;
+		path.push(spawn);
+		var firstStep = self.findFirstStep(spawn);
+		if (!firstStep) return path;
+		var current = firstStep;
+		var prev = spawn;
+		path.push(current);
+		while (current) {
+			var next = self.getNextWaypoint(current, prev);
+			if (!next) break;
+			path.push(next);
+			prev = current;
+			current = next;
+			// Stop if we reach the goal
+			var cell = self.getCell(current.x, current.y);
+			if (cell && cell.type === GridItemType.GOAL) {
 				break;
 			}
-			waypoints.push(nextWaypoint);
-			prevPos = currentPos;
-			currentPos = nextWaypoint;
 		}
-		return waypoints;
+		return path;
 	};
-	self.pathFind = function () {
-		var before = new Date().getTime();
-		// Generate waypoint path
-		self.waypoints = self.buildWaypointPath();
-		// Check if path is complete (reaches goal)
-		if (self.waypoints.length > 0 && self.waypoints[self.waypoints.length - 1].type === GridItemType.GOAL) {
-			console.log("Path generation complete, waypoints:", self.waypoints.length);
-		} else {
-			console.warn("Path generation incomplete");
-		}
-		console.log("Speed", new Date().getTime() - before);
-	};
 	self.renderDebug = function () {
 		for (var i = 0; i < gridWidth; i++) {
 			for (var j = 0; j < gridHeight; j++) {
 				var debugCell = self.cells[i][j].debugCell;
@@ -721,163 +713,22 @@
 			}
 		}
 	};
 	self.updateEnemy = function (enemy) {
-		var cell = grid.getCell(enemy.cellX, enemy.cellY);
-		if (cell.type == 3) {
+		var cell = grid.getCell(Math.round(enemy.x / CELL_SIZE), Math.round(enemy.y / CELL_SIZE));
+		if (cell && cell.type == GridItemType.GOAL) {
 			return true;
 		}
+		// Update shadow position for flying enemies
 		if (enemy.isFlying && enemy.shadow) {
 			enemy.shadow.x = enemy.x + 20; // Match enemy x-position + offset
 			enemy.shadow.y = enemy.y + 20; // Match enemy y-position + offset
 			// Match shadow rotation with enemy rotation
 			if (enemy.children[0] && enemy.shadow.children[0]) {
 				enemy.shadow.children[0].rotation = enemy.children[0].rotation;
 			}
 		}
-		// Check if the enemy has reached the entry area (y position is at least 5)
-		var hasReachedEntryArea = enemy.currentCellY >= 4;
-		// If enemy hasn't reached the entry area yet, just move down vertically
-		if (!hasReachedEntryArea) {
-			// Move directly downward
-			enemy.currentCellY += enemy.speed;
-			// Rotate enemy graphic to face downward (PI/2 radians = 90 degrees)
-			var angle = Math.PI / 2;
-			if (enemy.children[0] && enemy.children[0].targetRotation === undefined) {
-				enemy.children[0].targetRotation = angle;
-				enemy.children[0].rotation = angle;
-			} else if (enemy.children[0]) {
-				if (Math.abs(angle - enemy.children[0].targetRotation) > 0.05) {
-					tween.stop(enemy.children[0], {
-						rotation: true
-					});
-					// Calculate the shortest angle to rotate
-					var currentRotation = enemy.children[0].rotation;
-					var angleDiff = angle - currentRotation;
-					// Normalize angle difference to -PI to PI range for shortest path
-					while (angleDiff > Math.PI) {
-						angleDiff -= Math.PI * 2;
-					}
-					while (angleDiff < -Math.PI) {
-						angleDiff += Math.PI * 2;
-					}
-					// Set target rotation and animate to it
-					enemy.children[0].targetRotation = angle;
-					tween(enemy.children[0], {
-						rotation: currentRotation + angleDiff
-					}, {
-						duration: 250,
-						easing: tween.easeOut
-					});
-				}
-			}
-			// Update enemy's position
-			enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
-			enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
-			// If enemy has now reached the entry area, update cell coordinates
-			if (enemy.currentCellY >= 4) {
-				enemy.cellX = Math.round(enemy.currentCellX);
-				enemy.cellY = Math.round(enemy.currentCellY);
-			}
-			return false;
-		}
-		// After reaching entry area, handle flying enemies differently
-		if (enemy.isFlying) {
-			// Flying enemies head straight to the closest goal
-			if (!enemy.flyingTarget) {
-				// Set flying target to the closest goal
-				enemy.flyingTarget = self.goals[0];
-				// Find closest goal if there are multiple
-				if (self.goals.length > 1) {
-					var closestDist = Infinity;
-					for (var i = 0; i < self.goals.length; i++) {
-						var goal = self.goals[i];
-						var dx = goal.x - enemy.cellX;
-						var dy = goal.y - enemy.cellY;
-						var dist = dx * dx + dy * dy;
-						if (dist < closestDist) {
-							closestDist = dist;
-							enemy.flyingTarget = goal;
-						}
-					}
-				}
-			}
-			// Move directly toward the goal
-			var ox = enemy.flyingTarget.x - enemy.currentCellX;
-			var oy = enemy.flyingTarget.y - enemy.currentCellY;
-			var dist = Math.sqrt(ox * ox + oy * oy);
-			if (dist < enemy.speed) {
-				// Reached the goal
-				return true;
-			}
-			var angle = Math.atan2(oy, ox);
-			// Rotate enemy graphic to match movement direction
-			if (enemy.children[0] && enemy.children[0].targetRotation === undefined) {
-				enemy.children[0].targetRotation = angle;
-				enemy.children[0].rotation = angle;
-			} else if (enemy.children[0]) {
-				if (Math.abs(angle - enemy.children[0].targetRotation) > 0.05) {
-					tween.stop(enemy.children[0], {
-						rotation: true
-					});
-					// Calculate the shortest angle to rotate
-					var currentRotation = enemy.children[0].rotation;
-					var angleDiff = angle - currentRotation;
-					// Normalize angle difference to -PI to PI range for shortest path
-					while (angleDiff > Math.PI) {
-						angleDiff -= Math.PI * 2;
-					}
-					while (angleDiff < -Math.PI) {
-						angleDiff += Math.PI * 2;
-					}
-					// Set target rotation and animate to it
-					enemy.children[0].targetRotation = angle;
-					tween(enemy.children[0], {
-						rotation: currentRotation + angleDiff
-					}, {
-						duration: 250,
-						easing: tween.easeOut
-					});
-				}
-			}
-			// Update the cell position to track where the flying enemy is
-			enemy.cellX = Math.round(enemy.currentCellX);
-			enemy.cellY = Math.round(enemy.currentCellY);
-			enemy.currentCellX += Math.cos(angle) * enemy.speed;
-			enemy.currentCellY += Math.sin(angle) * enemy.speed;
-			enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
-			enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
-			// Update shadow position if this is a flying enemy
-			return false;
-		}
-		// Handle waypoint-based pathfinding enemies
-		if (enemy.waypoints.length === 0) {
-			enemy.waypoints = self.waypoints;
-		}
-		if (enemy.targetWaypointIndex >= enemy.waypoints.length) {
-			// Reached end of path
-			return true;
-		}
-		var targetWaypoint = enemy.waypoints[enemy.targetWaypointIndex];
-		if (targetWaypoint) {
-			var ox = targetWaypoint.x - enemy.currentCellX;
-			var oy = targetWaypoint.y - enemy.currentCellY;
-			var dist = Math.sqrt(ox * ox + oy * oy);
-			if (dist < enemy.speed) {
-				enemy.cellX = Math.round(enemy.currentCellX);
-				enemy.cellY = Math.round(enemy.currentCellY);
-				enemy.targetWaypointIndex++;
-				if (enemy.targetWaypointIndex >= enemy.waypoints.length) {
-					return true;
-				}
-				return;
-			}
-			var angle = Math.atan2(oy, ox);
-			enemy.currentCellX += Math.cos(angle) * enemy.speed;
-			enemy.currentCellY += Math.sin(angle) * enemy.speed;
-		}
-		enemy.x = grid.x + enemy.currentCellX * CELL_SIZE;
-		enemy.y = grid.y + enemy.currentCellY * CELL_SIZE;
+		return false;
 	};
 });
 var NextWaveButton = Container.expand(function () {
 	var self = Container.call(this);
@@ -1302,9 +1153,9 @@
 		return false;
 	};
 	self.findTarget = function () {
 		var closestEnemy = null;
-		var closestScore = Infinity;
+		var closestScore = -Infinity;
 		for (var i = 0; i < enemies.length; i++) {
 			var enemy = enemies[i];
 			var dx = enemy.x - self.x;
 			var dy = enemy.y - self.y;
@@ -1317,26 +1168,28 @@
 					if (enemy.flyingTarget) {
 						var goalX = enemy.flyingTarget.x;
 						var goalY = enemy.flyingTarget.y;
 						var distToGoal = Math.sqrt((goalX - enemy.cellX) * (goalX - enemy.cellX) + (goalY - enemy.cellY) * (goalY - enemy.cellY));
-						// Use distance to goal as score
-						if (distToGoal < closestScore) {
+						// Use distance to goal as score (lower is closer to goal)
+						if (distToGoal < closestScore || closestScore === -Infinity) {
 							closestScore = distToGoal;
 							closestEnemy = enemy;
 						}
 					} else {
 						// If no flying target yet (shouldn't happen), prioritize by distance to tower
-						if (distance < closestScore) {
+						if (distance < closestScore || closestScore === -Infinity) {
 							closestScore = distance;
 							closestEnemy = enemy;
 						}
 					}
 				} else {
-					// For ground enemies, prioritize by waypoint progress
-					// Higher targetWaypointIndex means closer to goal
-					if (enemy.targetWaypointIndex > closestScore) {
-						closestScore = enemy.targetWaypointIndex;
-						closestEnemy = enemy;
+					// For ground enemies, use waypoint progress for prioritization
+					if (enemy.waypointPath) {
+						// Prioritize enemies that are further along the path
+						if (enemy.currentWaypointIndex > closestScore) {
+							closestScore = enemy.currentWaypointIndex;
+							closestEnemy = enemy;
+						}
 					}
 				}
 			}
 		}
@@ -1529,10 +1382,8 @@
 					cell.isOccupied = true;
 				}
 			}
 		}
-		// Recalculate pathfinding after placing tower to ensure paths are updated
-		grid.pathFind();
 		self.refreshCellsInRange();
 	};
 	return self;
 });
@@ -1607,9 +1458,9 @@
 		} else {
 			for (var i = 0; i < 2; i++) {
 				for (var j = 0; j < 2; j++) {
 					var cell = grid.getCell(self.gridX + i, self.gridY + j);
-					if (!cell || cell.type !== GridItemType.TOWER_SLOT || cell.isOccupied === true) {
+					if (!cell || cell.type !== 4 || cell.isOccupied === true) {
 						validGridPlacement = false;
 						break;
 					}
 				}
@@ -1621,25 +1472,20 @@
 		self.blockedByEnemy = false;
 		if (validGridPlacement) {
 			for (var i = 0; i < enemies.length; i++) {
 				var enemy = enemies[i];
-				if (enemy.currentCellY < 4) {
+				if (enemy.y < grid.y + 4 * CELL_SIZE) {
 					continue;
 				}
 				// Only check non-flying enemies, flying enemies can pass over towers
 				if (!enemy.isFlying) {
-					if (enemy.cellX >= self.gridX && enemy.cellX < self.gridX + 2 && enemy.cellY >= self.gridY && enemy.cellY < self.gridY + 2) {
+					// Convert enemy pixel position to grid coordinates
+					var enemyGridX = Math.floor((enemy.x - grid.x) / CELL_SIZE);
+					var enemyGridY = Math.floor((enemy.y - grid.y) / CELL_SIZE);
+					if (enemyGridX >= self.gridX && enemyGridX < self.gridX + 2 && enemyGridY >= self.gridY && enemyGridY < self.gridY + 2) {
 						self.blockedByEnemy = true;
 						break;
 					}
-					if (enemy.currentTarget) {
-						var targetX = enemy.currentTarget.x;
-						var targetY = enemy.currentTarget.y;
-						if (targetX >= self.gridX && targetX < self.gridX + 2 && targetY >= self.gridY && targetY < self.gridY + 2) {
-							self.blockedByEnemy = true;
-							break;
-						}
-					}
 				}
 			}
 		}
 		self.canPlace = validGridPlacement && !self.blockedByEnemy;
@@ -1861,9 +1707,8 @@
 			if (towerIndex !== -1) {
 				towers.splice(towerIndex, 1);
 			}
 			towerLayer.removeChild(self.tower);
-			grid.pathFind();
 			grid.renderDebug();
 			self.destroy();
 			for (var i = 0; i < game.children.length; i++) {
 				if (game.children[i].isTowerRange && game.children[i].tower === self.tower) {
@@ -2254,17 +2099,56 @@
 
 /**** 
 * Game Code
 ****/ 
-// GridItemType enum
+// GridItemType enum definition
 // Add Map_1 background without stretching
 var GridItemType = {
-	PATH_STRAIGHT_DOWN: 0,
-	WALL: 1,
+	EMPTY: 1,
+	PATH_START: 2,
+	PATH_HORIZONTAL: 3,
+	PATH_VERTICAL: 4,
+	PATH_TURN_NE: 5,
+	PATH_TURN_NW: 6,
+	PATH_TURN_SE: 7,
+	PATH_TURN_SW: 8,
+	PATH_JUNCTION: 9,
 	SPAWN: 2,
 	GOAL: 3,
 	TOWER_SLOT: 4
 };
+// Global helper function to convert grid coordinates to pixel coordinates
+function convertGridToPixels(gridPos) {
+	return {
+		x: grid.x + gridPos.x * CELL_SIZE + CELL_SIZE / 2,
+		y: grid.y + gridPos.y * CELL_SIZE + CELL_SIZE / 2
+	};
+}
+// Global helper function to get arrow rotations for a cell
+function getArrowRotationsForCell(cell, grid) {
+	var rotations = [];
+	if (cell.type === GridItemType.PATH_HORIZONTAL) {
+		rotations.push(0); // Right arrow
+	} else if (cell.type === GridItemType.PATH_VERTICAL) {
+		rotations.push(Math.PI / 2); // Down arrow
+	} else if (cell.type === GridItemType.PATH_TURN_NE) {
+		rotations.push(-Math.PI / 2); // Up arrow
+		rotations.push(0); // Right arrow
+	} else if (cell.type === GridItemType.PATH_TURN_NW) {
+		rotations.push(-Math.PI / 2); // Up arrow
+		rotations.push(Math.PI); // Left arrow
+	} else if (cell.type === GridItemType.PATH_TURN_SE) {
+		rotations.push(Math.PI / 2); // Down arrow
+		rotations.push(0); // Right arrow
+	} else if (cell.type === GridItemType.PATH_TURN_SW) {
+		rotations.push(Math.PI / 2); // Down arrow
+		rotations.push(Math.PI); // Left arrow
+	} else if (cell.type === GridItemType.PATH_JUNCTION) {
+		rotations.push(0); // Right arrow
+		rotations.push(Math.PI / 2); // Down arrow
+	}
+	return rotations;
+}
 var backgroundMap = game.attachAsset('Map_1', {
 	anchorX: 0,
 	anchorY: 0,
 	x: 0,
@@ -2363,9 +2247,8 @@
 // var blocker = new Blocker();
 // blocker.placeOnGrid(4, 8);  // Place at tower slot coordinates
 // towerLayer.addChild(blocker);
 // blockers.push(blocker);
-grid.pathFind();
 grid.renderDebug();
 debugLayer.addChild(grid);
 game.addChild(debugLayer);
 game.addChild(towerLayer);
@@ -2411,9 +2294,8 @@
 		tower.placeOnGrid(gridX, gridY);
 		towerLayer.addChild(tower);
 		towers.push(tower);
 		setGold(gold - towerCost);
-		grid.pathFind();
 		grid.renderDebug();
 		return true;
 	} else {
 		var notification = game.addChild(new Notification("Not enough gold!"));
@@ -2465,9 +2347,8 @@
 						}
 					}
 				}
 			}
-			grid.pathFind(); // Recalculate path after removing tower
 			grid.renderDebug(); // Update debug view
 			towerPreview.visible = true;
 			towerPreview.towerType = draggedTower.id;
 			towerPreview.updateAppearance();
@@ -2530,9 +2411,8 @@
 			// Handle moving existing tower
 			if (towerPreview.canPlace) {
 				// Move tower to new position
 				draggedTower.placeOnGrid(towerPreview.gridX, towerPreview.gridY);
-				grid.pathFind();
 				grid.renderDebug();
 			} else if (towerPreview.blockedByEnemy) {
 				// Blocked by enemy, restore tower to original position
 				draggedTower.placeOnGrid(draggedTowerOriginalX, draggedTowerOriginalY);
@@ -2695,9 +2575,10 @@
 		}
 	}
 	for (var a = enemies.length - 1; a >= 0; a--) {
 		var enemy = enemies[a];
-		if (enemy.health <= 0) {
+		var reachedGoal = grid.updateEnemy(enemy);
+		if (enemy.health <= 0 || reachedGoal) {
 			for (var i = 0; i < enemy.bulletsTargetingThis.length; i++) {
 				var bullet = enemy.bulletsTargetingThis[i];
 				bullet.targetEnemy = null;
 			}