/**** 
* 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
	});
	bulletGraphics.scaleX = 0.5;
	bulletGraphics.scaleY = 0.5;
	// --- NUEVO: Calcular radio de colisión basado en tamaño visual ---
	var bulletRadius = bulletGraphics.width * bulletGraphics.scaleX / 2;
	// Get actual enemy visual size (enemies are scaled to 50%)
	var enemyGraphics = self.targetEnemy.children[0]; // First child should be the enemy graphics
	var enemyRadius = enemyGraphics ? enemyGraphics.width * enemyGraphics.scaleX / 2 : 35;
	// Dirección fija al momento de disparar
	if (self.targetEnemy) {
		var dx = self.targetEnemy.x - self.x;
		var dy = self.targetEnemy.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		self.vx = dx / distance * self.speed;
		self.vy = dy / distance * self.speed;
	} else {
		self.vx = 0;
		self.vy = 0;
	}
	self.update = function () {
		if (!self.targetEnemy || !self.targetEnemy.parent) {
			self.destroy();
			return;
		}
		// Convert enemy position from its scaled layer to game coordinates
		var enemyGameX = self.targetEnemy.x * gameScale + enemyLayer.x;
		var enemyGameY = self.targetEnemy.y * gameScale + enemyLayer.y;
		var dx = enemyGameX - self.x;
		var dy = enemyGameY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// --- MODIFICADO: comparación de colisión considerando radios ---
		if (distance < bulletRadius + enemyRadius) {
			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;
			}
			self.destroy();
		} else {
			// Actualizar velocidad para rastrear objetivo
			var effectiveSpeed = speedBoostActive ? self.speed * 3 : self.speed;
			self.vx = dx / distance * effectiveSpeed;
			self.vy = dy / distance * effectiveSpeed;
			// Rotate bullet to point toward target enemy
			var angle = Math.atan2(self.vy, self.vx);
			bulletGraphics.rotation = angle;
			self.x += self.vx;
			self.y += self.vy;
		}
	};
	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 = [];
	var numberLabel = new Text2('0', {
		size: 30,
		fill: 0xFFFFFF,
		weight: 800
	});
	numberLabel.anchor.set(.5, .5);
	self.addChild(numberLabel);
	// Add cell number label (small red text)
	var cellNumberLabel = new Text2('1', {
		size: 20,
		fill: 0xFF0000,
		weight: 800
	});
	cellNumberLabel.anchor.set(0.5, 0.5);
	self.addChild(cellNumberLabel);
	self.setCellNumber = function (number) {
		cellNumberLabel.setText(number.toString());
	};
	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) {
		switch (data.type) {
			case 0:
			case 2:
				{
					if (data.pathId != pathId) {
						self.removeArrows();
						numberLabel.setText("-");
						cellGraphics.tint = 0x880000;
						return;
					}
					numberLabel.visible = true;
					var tint = Math.floor(data.score / maxScore * 0x88);
					var towerInRangeHighlight = false;
					if (selectedTower && data.towersInRange && data.towersInRange.indexOf(selectedTower) !== -1) {
						towerInRangeHighlight = true;
						cellGraphics.tint = 0x0088ff;
					} else {
						cellGraphics.tint = 0x88 - tint << 8 | tint;
					}
					while (debugArrows.length > data.targets.length) {
						self.removeChild(debugArrows.pop());
					}
					for (var a = 0; a < data.targets.length; a++) {
						var destination = data.targets[a];
						var ox = destination.x - data.x;
						var oy = destination.y - data.y;
						var angle = Math.atan2(oy, ox);
						if (!debugArrows[a]) {
							debugArrows[a] = LK.getAsset('arrow', {
								anchorX: -.5,
								anchorY: 0.5
							});
							debugArrows[a].alpha = .5;
							self.addChildAt(debugArrows[a], 1);
						}
						debugArrows[a].rotation = angle;
					}
					break;
				}
			case 1:
				{
					self.removeArrows();
					cellGraphics.tint = 0xaaaaaa;
					numberLabel.visible = false;
					break;
				}
			case 3:
				{
					self.removeArrows();
					cellGraphics.tint = 0x008800;
					numberLabel.visible = false;
					break;
				}
		}
		numberLabel.setText(Math.floor(data.score / 1000) / 10);
	};
});
var Door = Container.expand(function (gridX, gridY) {
	var self = Container.call(this);
	self.gridX = gridX;
	self.gridY = gridY;
	self.enemiesAttacking = [];
	self.lastHealthLossTime = 0;
	self.isDestroyed = false;
	self.originalDoorAsset = selectedDoorAsset; // Store original door asset for this door
	self.destroyedAsset = 'Destruida' + (Math.floor(Math.random() * 4) + 1); // Random destroyed asset
	var doorGraphics = self.attachAsset(self.originalDoorAsset, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.updateHealthDisplay = function () {
		// Individual doors no longer have health displays
		// The global health bar will be updated instead
	};
	self.updateDoorVisual = function () {
		// Check if door should be destroyed (when global health is 0)
		var shouldBeDestroyed = globalDoorHealth <= 0;
		if (shouldBeDestroyed && !self.isDestroyed) {
			// Change to destroyed visual
			self.isDestroyed = true;
			self.removeChild(self.children[0]); // Remove current graphics
			var destroyedGraphics = self.attachAsset(self.destroyedAsset, {
				anchorX: 0.5,
				anchorY: 0.5
			});
		} else if (!shouldBeDestroyed && self.isDestroyed) {
			// Change back to original door visual
			self.isDestroyed = false;
			self.removeChild(self.children[0]); // Remove destroyed graphics
			var doorGraphics = self.attachAsset(self.originalDoorAsset, {
				anchorX: 0.5,
				anchorY: 0.5
			});
		}
	};
	self.takeDamage = function () {
		var effectiveDamageRate = speedBoostActive ? Math.ceil(60 / 3) : 60;
		if (self.enemiesAttacking.length > 0 && LK.ticks - self.lastHealthLossTime >= effectiveDamageRate) {
			globalDoorHealth = Math.max(0, globalDoorHealth - self.enemiesAttacking.length);
			self.lastHealthLossTime = LK.ticks;
			// Update global door health bar
			updateGlobalDoorHealthBar();
			// Update door visual state
			self.updateDoorVisual();
		}
	};
	self.repair = function () {
		if (gold >= 1 && globalDoorHealth < globalDoorMaxHealth) {
			setGold(gold - 1);
			globalDoorHealth = Math.min(globalDoorMaxHealth, globalDoorHealth + 1);
			// Update global door health bar
			updateGlobalDoorHealthBar();
			// Update door visual state
			self.updateDoorVisual();
			return true;
		}
		return false;
	};
	self.addAttackingEnemy = function (enemy) {
		if (self.enemiesAttacking.indexOf(enemy) === -1) {
			self.enemiesAttacking.push(enemy);
		}
	};
	self.removeAttackingEnemy = function (enemy) {
		var index = self.enemiesAttacking.indexOf(enemy);
		if (index !== -1) {
			self.enemiesAttacking.splice(index, 1);
		}
	};
	self.update = function () {
		self.takeDamage();
	};
	self.down = function (x, y, obj) {
		if (self.repair()) {
			var notification = game.addChild(new Notification("Door repaired! (-1 gold)"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		} else if (gold < 1) {
			var notification = game.addChild(new Notification("Not enough gold to repair!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		} else {
			var notification = game.addChild(new Notification("Door is at full health!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		}
	};
	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.cellX = 0;
	self.cellY = 0;
	self.currentCellX = 0;
	self.currentCellY = 0;
	self.currentTarget = undefined;
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.bulletsTargetingThis = [];
	self.waveNumber = currentWave;
	self.isFlying = false;
	self.isImmune = false;
	self.isBoss = false;
	self.animationFrame = 0;
	self.animationTimer = 0;
	self.animationSpeed = 15;
	self.currentAssetIndex = 0;
	switch (self.type) {
		case 'fast':
			self.speed *= 2;
			self.maxHealth = 100;
			self.enemyAssets = ['EnemyFast1', 'EnemyFast2', 'EnemyFast3'];
			break;
		case 'tank':
			self.isImmune = true;
			self.maxHealth = 240;
			self.speed *= 0.5; // Reduce speed by 0.5x
			self.enemyAssets = ['EnemyImmune1', 'EnemyImmune2', 'EnemyImmune3'];
			break;
		case 'flying':
			self.isFlying = true;
			self.maxHealth = 80;
			self.enemyAssets = ['EnemyFlying1', 'EnemyFlying2', 'EnemyFlying3'];
			break;
		case 'swarm':
			self.maxHealth = 15;
			self.enemyAssets = ['EnemySwarm1', 'EnemySwarm2', 'EnemySwarm3'];
			break;
		case 'normal':
		default:
			self.enemyAssets = ['Enemy1', 'Enemy2', 'Enemy3'];
			break;
	}
	// Apply tutorial speed boost for normal enemies only
	if (tutorialActive && self.type === 'normal') {
		self.speed *= 2; // Double speed during tutorial
	}
	if (currentWave % 10 === 0 && currentWave > 0 && type !== 'swarm') {
		self.isBoss = true;
		self.maxHealth *= 20;
		self.speed = self.speed * 0.7;
		// Override enemy assets for boss enemies to use boss sprites
		self.enemyAssets = ['EnemyBoss1', 'EnemyBoss2', 'EnemyBoss3'];
	}
	self.health = self.maxHealth;
	// Carga múltiples sprites y alterna visibilidad sin parpadeo
	self.enemyGraphicsList = [];
	self.enemyAssets.forEach(function (assetName, index) {
		var gfx = self.attachAsset(assetName, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		gfx.visible = index === 0; // Solo el primero visible
		gfx.scaleX = self.isBoss ? 0.9 : 0.5;
		gfx.scaleY = self.isBoss ? 0.9 : 0.5;
		self.enemyGraphicsList.push(gfx);
	});
	self.enemyGraphics = self.enemyGraphicsList[0];
	// --- HITBOX ---
	var realWidth = self.enemyGraphics.width * self.enemyGraphics.scaleX;
	var realHeight = self.enemyGraphics.height * self.enemyGraphics.scaleY;
	self.hitbox = {
		x: self.x - realWidth / 2,
		y: self.y - realHeight / 2,
		width: realWidth,
		height: realHeight
	};
	// ---------------
	if (self.isFlying) {
		self.shadow = new Container();
		var shadowGraphics = self.shadow.attachAsset('enemy', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		shadowGraphics.tint = 0x000000;
		shadowGraphics.alpha = 0; // Start with 0% transparency
		shadowGraphics.scaleX = self.isBoss ? 0.9 : 0.5;
		shadowGraphics.scaleY = self.isBoss ? 0.9 : 0.5;
		// Position shadow outside visible area initially to prevent visible spawn/move effect
		self.shadow.x = -1000;
		self.shadow.y = -1000;
		shadowGraphics.rotation = self.enemyGraphics.rotation;
		// Tween shadow alpha from 0 to 0.5 over 1 second
		tween(shadowGraphics, {
			alpha: 0.5
		}, {
			duration: 1000
		});
	}
	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 = -self.enemyGraphics.height * 0.5 / 2 - 5;
	healthBarOutline.x = -healthBarOutline.width / 2 + 15;
	healthBarBG.x = healthBar.x = -healthBar.width / 2 + 15;
	healthBarOutline.scaleX = healthBarOutline.scaleY = 0.5;
	healthBarBG.scaleX = healthBarBG.scaleY = 0.5;
	healthBar.scaleX = healthBar.scaleY = 0.5;
	healthBar.tint = 0x00ff00;
	healthBarBG.tint = 0xff0000;
	self.healthBar = healthBar;
	self.update = function () {
		// Cambio de animación sin parpadeo - now applies to all enemy types
		self.animationTimer++;
		if (self.animationTimer >= self.animationSpeed) {
			self.animationTimer = 0;
			self.currentAssetIndex = (self.currentAssetIndex + 1) % self.enemyGraphicsList.length;
			var newGfx = self.enemyGraphicsList[self.currentAssetIndex];
			// Copia la rotación del sprite anterior al nuevo
			newGfx.rotation = self.enemyGraphics.rotation;
			self.enemyGraphicsList.forEach(function (gfx, index) {
				gfx.visible = index === self.currentAssetIndex;
			});
			self.enemyGraphics = newGfx;
		}
		var visualWidth = self.enemyGraphics.width * self.enemyGraphics.scaleX;
		var visualHeight = self.enemyGraphics.height * self.enemyGraphics.scaleY;
		self.hitbox = {
			x: self.x - visualWidth / 2,
			y: self.y - visualHeight / 2,
			width: visualWidth,
			height: visualHeight
		};
		if (self.health <= 0) {
			self.health = 0;
			self.healthBar.width = 0;
		}
		if (self.isImmune) {
			self.slowed = false;
			self.slowEffect = false;
			self.poisoned = false;
			self.poisonEffect = false;
			if (self.originalSpeed !== undefined) {
				self.speed = self.originalSpeed;
			}
		} else {
			if (self.slowed) {
				if (!self.slowEffect) {
					self.slowEffect = true;
				}
				self.slowDuration--;
				if (self.slowDuration <= 0) {
					self.speed = self.originalSpeed;
					self.slowed = false;
					self.slowEffect = false;
					if (!self.poisoned) {
						self.enemyGraphics.tint = 0xFFFFFF;
					}
				}
			}
			if (self.poisoned) {
				if (!self.poisonEffect) {
					self.poisonEffect = true;
				}
				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;
					if (!self.slowed) {
						self.enemyGraphics.tint = 0xFFFFFF;
					}
				}
			}
		}
		if (self.isImmune) {
			self.enemyGraphics.tint = 0xFFFFFF;
		} else if (self.poisoned && self.slowed) {
			self.enemyGraphics.tint = 0x4C7FD4;
		} else if (self.poisoned) {
			self.enemyGraphics.tint = 0x00FFAA;
		} else if (self.slowed) {
			self.enemyGraphics.tint = 0x9900FF;
		} else {
			self.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 (self.enemyGraphics.targetRotation === undefined) {
					self.enemyGraphics.targetRotation = angle;
					self.enemyGraphics.rotation = angle;
				} else {
					if (Math.abs(angle - self.enemyGraphics.targetRotation) > 0.05) {
						tween.stop(self.enemyGraphics, {
							rotation: true
						});
						var currentRotation = self.enemyGraphics.rotation;
						var angleDiff = angle - currentRotation;
						while (angleDiff > Math.PI) {
							angleDiff -= Math.PI * 2;
						}
						while (angleDiff < -Math.PI) {
							angleDiff += Math.PI * 2;
						}
						self.enemyGraphics.targetRotation = angle;
						tween(self.enemyGraphics, {
							rotation: currentRotation + angleDiff
						}, {
							duration: 250,
							easing: tween.easeOut
						});
					}
				}
			}
		}
		healthBarOutline.y = healthBarBG.y = healthBar.y = -self.enemyGraphics.height * 0.5 / 2 - 5;
	};
	return self;
});
var GoldIndicator = Container.expand(function (amount, x, y) {
	var self = Container.call(this);
	self.x = x;
	self.y = y;
	var goldTextShadow = new Text2('+' + amount, {
		size: 60,
		fill: 0x000000,
		weight: 800
	});
	goldTextShadow.anchor.set(0.5, 0.5);
	goldTextShadow.scaleX = 1.1; // Adjusted scale for better visibility
	goldTextShadow.scaleY = 1.1; // Adjusted scale for better visibility
	goldTextShadow.x = -2; // Offset for shadow effect
	goldTextShadow.y = -2; // Offset for shadow effect
	self.addChild(goldTextShadow);
	var goldText = new Text2('+' + amount, {
		size: 60,
		fill: 0xFFD700,
		weight: 800
	});
	goldText.anchor.set(0.5, 0.5);
	self.addChild(goldText);
	var fadeTime = 60;
	var moveSpeed = 2;
	self.update = function () {
		self.y -= moveSpeed;
		fadeTime--;
		if (fadeTime <= 0) {
			self.destroy();
		} else {
			self.alpha = fadeTime / 60;
		}
	};
	return self;
});
var Grid = Container.expand(function (gridWidth, gridHeight) {
	var self = Container.call(this);
	self.cells = [];
	self.towerCells = []; // Separate tracking for tower placement
	self.spawns = [];
	self.goals = [];
	for (var i = 0; i < gridWidth; i++) {
		self.cells[i] = [];
		self.towerCells[i] = [];
		for (var j = 0; j < gridHeight; j++) {
			self.cells[i][j] = {
				score: 0,
				pathId: 0,
				towersInRange: []
			};
			self.towerCells[i][j] = false; // Track tower placement separately
		}
	}
	/*
				Cell Types
				0: Transparent floor
				1: Wall
				2: Spawn
				3: Goal
	*/
	for (var i = 0; i < gridWidth; i++) {
		for (var j = 0; j < gridHeight; j++) {
			var cell = self.cells[i][j];
			var cellType = i === 0 || i === gridWidth - 1 || j <= 4 || j >= gridHeight - 4 ? 1 : 0;
			if (i > 5 - 3 && i <= 5 + 3) {
				if (j === 0) {
					cellType = 2;
					self.spawns.push(cell);
				} else if (j <= 4) {
					cellType = 0;
				} else if (j === gridHeight - 1) {
					cellType = 3;
					self.goals.push(cell);
				} else if (j >= gridHeight - 4) {
					cellType = 0;
				}
			}
			cell.type = cellType;
			cell.x = i;
			cell.y = j;
			cell.upLeft = self.cells[i - 1] && self.cells[i - 1][j - 1];
			cell.up = self.cells[i - 1] && self.cells[i - 1][j];
			cell.upRight = self.cells[i - 1] && self.cells[i - 1][j + 1];
			cell.left = self.cells[i][j - 1];
			cell.right = self.cells[i][j + 1];
			cell.downLeft = self.cells[i + 1] && self.cells[i + 1][j - 1];
			cell.down = self.cells[i + 1] && self.cells[i + 1][j];
			cell.downRight = self.cells[i + 1] && self.cells[i + 1][j + 1];
			cell.neighbors = [cell.upLeft, cell.up, cell.upRight, cell.right, cell.downRight, cell.down, cell.downLeft, cell.left];
			cell.targets = [];
			if (j > 3 && j <= gridHeight - 4) {
				var debugCell = new DebugCell();
				self.addChild(debugCell);
				debugCell.cell = cell;
				debugCell.x = i * CELL_SIZE;
				debugCell.y = j * CELL_SIZE;
				cell.debugCell = debugCell;
				// Calculate cell number (1-based indexing)
				// Only count cells in the playable area (j > 3 && j <= gridHeight - 4)
				var cellNumber = (j - 4) * gridWidth + i + 1;
				debugCell.setCellNumber(cellNumber);
				// Place obstacles on specific cells
				var obstacleCells = [14, 17, 18, 19, 20, 21, 22, 23, 26, 35, 38, 39, 40, 41, 42, 43, 44, 45, 47, 50, 59, 62, 64, 65, 66, 67, 68, 69, 70, 71, 74, 83, 86, 87, 88, 89, 90, 91, 92, 93, 95, 98, 107, 110, 112, 113, 114, 115, 116, 117, 118, 119, 122, 12, 130, 131, 16];
				if (obstacleCells.indexOf(cellNumber) !== -1) {
					// Create obstacle using randomly selected grass asset
					var obstacle = new Container();
					var obstacleGraphics = obstacle.attachAsset(selectedGrassAsset, {
						anchorX: 0.5,
						anchorY: 0.5
					});
					obstacle.x = i * CELL_SIZE;
					obstacle.y = j * CELL_SIZE;
					self.addChild(obstacle);
					// Mark cell as wall so enemies cannot traverse
					cell.type = 1;
				}
				// Force specific cells to be path regardless of other conditions
				var pathCells = [3, 4, 5, 6, 7, 8, 9, 10, 15, 27, 28, 29, 30, 31, 32, 33, 34, 46, 51, 52, 53, 54, 55, 56, 57, 58, 63, 75, 76, 77, 78, 79, 80, 81, 82, 94, 99, 100, 101, 102, 103, 104, 105, 106, 111, 123, 124, 125, 126, 127, 128, 129, 141, 136, 137, 138, 139, 140];
				if (pathCells.indexOf(cellNumber) !== -1) {
					cell.type = 0; // Force as path
					// Create path using randomly selected path asset
					var path = new Container();
					var pathGraphics = path.attachAsset(selectedPathAsset, {
						anchorX: 0.5,
						anchorY: 0.5
					});
					path.x = i * CELL_SIZE;
					path.y = j * CELL_SIZE;
					self.addChild(path);
				}
				// Place doors on specific cells
				if (doorCells.indexOf(cellNumber) !== -1) {
					// Create door instance
					var door = new Door(i, j);
					door.x = i * CELL_SIZE;
					door.y = j * CELL_SIZE;
					self.addChild(door);
					doors.push(door);
					// Mark cell as door type (type 4)
					cell.type = 4;
					cell.door = door;
				}
				// Place walls on specific cells
				var wallCells = [1, 2, 11, 12, 13, 24, 25, 36, 37, 48, 49, 60, 61, 72, 73, 84, 85, 96, 97, 108, 109, 120, 121, 132, 133, 134, 135, 142, 143, 144];
				if (wallCells.indexOf(cellNumber) !== -1) {
					// Create wall using randomly selected wall asset
					var wall = new Container();
					var wallGraphics = wall.attachAsset(selectedWallAsset, {
						anchorX: 0.5,
						anchorY: 0.5
					});
					wall.x = i * CELL_SIZE;
					wall.y = j * CELL_SIZE;
					self.addChild(wall);
					// Mark cell as wall so enemies cannot traverse and towers cannot be placed
					cell.type = 1;
				}
			}
		}
	}
	self.getCell = function (x, y) {
		return self.cells[x] && self.cells[x][y];
	};
	self.pathFind = function () {
		var before = new Date().getTime();
		var toProcess = self.goals.concat([]);
		maxScore = 0;
		pathId += 1;
		for (var a = 0; a < toProcess.length; a++) {
			toProcess[a].pathId = pathId;
		}
		function processNode(node, targetValue, targetNode) {
			if (node && node.type != 1) {
				if (node.pathId < pathId || targetValue < node.score) {
					node.targets = [targetNode];
				} else if (node.pathId == pathId && targetValue == node.score) {
					node.targets.push(targetNode);
				}
				if (node.pathId < pathId || targetValue < node.score) {
					node.score = targetValue;
					if (node.pathId != pathId) {
						toProcess.push(node);
					}
					node.pathId = pathId;
					if (targetValue > maxScore) {
						maxScore = targetValue;
					}
				}
			}
		}
		while (toProcess.length) {
			var nodes = toProcess;
			toProcess = [];
			for (var a = 0; a < nodes.length; a++) {
				var node = nodes[a];
				var targetScore = node.score + 14142;
				if (node.up && node.left && node.up.type != 1 && node.left.type != 1) {
					processNode(node.upLeft, targetScore, node);
				}
				if (node.up && node.right && node.up.type != 1 && node.right.type != 1) {
					processNode(node.upRight, targetScore, node);
				}
				if (node.down && node.right && node.down.type != 1 && node.right.type != 1) {
					processNode(node.downRight, targetScore, node);
				}
				if (node.down && node.left && node.down.type != 1 && node.left.type != 1) {
					processNode(node.downLeft, targetScore, node);
				}
				targetScore = node.score + 10000;
				processNode(node.up, targetScore, node);
				processNode(node.right, targetScore, node);
				processNode(node.down, targetScore, node);
				processNode(node.left, targetScore, node);
			}
		}
		for (var a = 0; a < self.spawns.length; a++) {
			if (self.spawns[a].pathId != pathId) {
				console.warn("Spawn blocked");
				return true;
			}
		}
		for (var a = 0; a < enemies.length; a++) {
			var enemy = enemies[a];
			// Skip enemies that haven't entered the viewable area yet
			if (enemy.currentCellY < 4) {
				continue;
			}
			// Skip flying enemies from path check as they can fly over obstacles
			if (enemy.isFlying) {
				continue;
			}
			var target = self.getCell(enemy.cellX, enemy.cellY);
			if (enemy.currentTarget) {
				if (enemy.currentTarget.pathId != pathId) {
					if (!target || target.pathId != pathId) {
						console.warn("Enemy blocked 1 ");
						return true;
					}
				}
			} else if (!target || target.pathId != pathId) {
				console.warn("Enemy blocked 2");
				return true;
			}
		}
		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;
				if (debugCell) {
					debugCell.render(self.cells[i][j]);
				}
			}
		}
	};
	self.updateEnemy = function (enemy) {
		var cell = grid.getCell(enemy.cellX, enemy.cellY);
		if (cell && cell.type == 3) {
			return true;
		}
		// Also check if enemy has reached the bottom of the screen (for enemies moving directly to goals)
		if (enemy.currentCellY >= 18) {
			// Grid height is 19 (13+6), so 18 is the bottom row
			return true;
		}
		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 / gameScale + enemy.currentCellX * CELL_SIZE;
			enemy.y = grid.y / gameScale + 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);
			}
			// Check if enemy has moved past the bottom of the playable area
			if (enemy.currentCellY >= 18) {
				// Grid height is 19 (13+6), so 18 is the bottom row
				return true;
			}
			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 / gameScale + enemy.currentCellX * CELL_SIZE;
			enemy.y = grid.y / gameScale + enemy.currentCellY * CELL_SIZE;
			// Update shadow position if this is a flying enemy
			return false;
		}
		// Check if enemy has reached cell 124 (position where they should choose a door)
		var currentCellNumber = (Math.round(enemy.currentCellY) - 4) * 12 + Math.round(enemy.currentCellX) + 1;
		if (currentCellNumber === 124 && !enemy.selectedDoorCell) {
			// Enemy reached decision point - randomly select a door cell to attack
			var doorCellNumbers = [136, 137, 138, 139, 140, 141];
			// Use a more robust random selection method with explicit array length
			var randomIndex = Math.floor(Math.random() * doorCellNumbers.length);
			var selectedDoorCellNumber = doorCellNumbers[randomIndex];
			// Convert cell number back to grid coordinates with explicit calculation
			var targetGridY = Math.floor((selectedDoorCellNumber - 1) / 12) + 4;
			var targetGridX = (selectedDoorCellNumber - 1) % 12;
			// Verify coordinates for cell 140 specifically
			if (selectedDoorCellNumber === 140) {
				// Cell 140: (140-1) = 139, 139/12 = 11.58, floor = 11, +4 = 15
				// 139 % 12 = 7
				targetGridY = 15;
				targetGridX = 7;
			}
			// Set the enemy's target to the selected door cell
			enemy.selectedDoorCell = {
				x: targetGridX,
				y: targetGridY
			};
			enemy.currentTarget = enemy.selectedDoorCell;
			// Debug logging to verify all cells are being selected
			console.log("Enemy selected door cell:", selectedDoorCellNumber, "at grid:", targetGridX, targetGridY);
		}
		// Check if enemy is trying to move into a door cell
		var targetCell = grid.getCell(Math.round(enemy.currentCellX), Math.round(enemy.currentCellY));
		if (targetCell && targetCell.type === 4 && targetCell.door && globalDoorHealth > 0) {
			// Enemy encounters a door - start attacking it
			if (!enemy.attackingDoor) {
				enemy.attackingDoor = targetCell.door;
				targetCell.door.addAttackingEnemy(enemy);
			}
			// Stop moving and attack the door
			enemy.currentTarget = undefined;
			enemy.x = grid.x / gameScale + enemy.currentCellX * CELL_SIZE;
			enemy.y = grid.y / gameScale + enemy.currentCellY * CELL_SIZE;
			return false;
		}
		// If enemy was attacking a door but door is now destroyed, clear attacking state and continue moving
		if (enemy.attackingDoor && globalDoorHealth <= 0) {
			enemy.attackingDoor.removeAttackingEnemy(enemy);
			enemy.attackingDoor = null;
			// Instead of resetting target, set enemy to move directly to the goal
			// Find the closest goal cell for direct movement
			var closestGoal = self.goals[0];
			if (self.goals.length > 1) {
				var closestDist = Infinity;
				for (var g = 0; g < self.goals.length; g++) {
					var goal = self.goals[g];
					var dx = goal.x - enemy.currentCellX;
					var dy = goal.y - enemy.currentCellY;
					var dist = dx * dx + dy * dy;
					if (dist < closestDist) {
						closestDist = dist;
						closestGoal = goal;
					}
				}
			}
			enemy.currentTarget = closestGoal; // Set direct target to goal
		}
		// Handle normal pathfinding enemies
		if (!enemy.currentTarget) {
			// If enemy has a selected door cell, prioritize moving to it
			if (enemy.selectedDoorCell) {
				enemy.currentTarget = enemy.selectedDoorCell;
			} else {
				enemy.currentTarget = cell.targets[0];
			}
		}
		if (enemy.currentTarget) {
			// Don't override target if enemy has selected a specific door cell
			if (!enemy.selectedDoorCell && cell.score < enemy.currentTarget.score) {
				enemy.currentTarget = cell;
			}
			var ox = enemy.currentTarget.x - enemy.currentCellX;
			var oy = enemy.currentTarget.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);
				// Only clear target if we weren't heading to a specific door
				if (!enemy.selectedDoorCell) {
					enemy.currentTarget = undefined;
				}
				return;
			}
			// Special movement logic for enemies targeting door cells
			if (enemy.selectedDoorCell) {
				// First move to correct X position, then move down in Y
				var targetX = enemy.selectedDoorCell.x;
				var targetY = enemy.selectedDoorCell.y;
				var xDistance = Math.abs(targetX - enemy.currentCellX);
				var yDistance = Math.abs(targetY - enemy.currentCellY);
				// If not at correct X position, move horizontally first
				if (xDistance > 0.1) {
					if (targetX > enemy.currentCellX) {
						enemy.currentCellX += enemy.speed;
					} else {
						enemy.currentCellX -= enemy.speed;
					}
					// Rotate enemy to face movement direction
					var angle = targetX > enemy.currentCellX ? 0 : Math.PI;
					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
							});
							var currentRotation = enemy.children[0].rotation;
							var angleDiff = angle - currentRotation;
							while (angleDiff > Math.PI) {
								angleDiff -= Math.PI * 2;
							}
							while (angleDiff < -Math.PI) {
								angleDiff += Math.PI * 2;
							}
							enemy.children[0].targetRotation = angle;
							tween(enemy.children[0], {
								rotation: currentRotation + angleDiff
							}, {
								duration: 250,
								easing: tween.easeOut
							});
						}
					}
				} else {
					// At correct X position, now move down in Y
					enemy.currentCellY += enemy.speed;
					// Rotate enemy to face downward
					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
							});
							var currentRotation = enemy.children[0].rotation;
							var angleDiff = angle - currentRotation;
							while (angleDiff > Math.PI) {
								angleDiff -= Math.PI * 2;
							}
							while (angleDiff < -Math.PI) {
								angleDiff += Math.PI * 2;
							}
							enemy.children[0].targetRotation = angle;
							tween(enemy.children[0], {
								rotation: currentRotation + angleDiff
							}, {
								duration: 250,
								easing: tween.easeOut
							});
						}
					}
				}
			} else {
				// Normal pathfinding movement for enemies without door target
				var angle = Math.atan2(oy, ox);
				enemy.currentCellX += Math.cos(angle) * enemy.speed;
				enemy.currentCellY += Math.sin(angle) * enemy.speed;
			}
		}
		enemy.x = grid.x / gameScale + enemy.currentCellX * CELL_SIZE;
		enemy.y = grid.y / gameScale + enemy.currentCellY * CELL_SIZE;
	};
});
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,
		style: 'bold'
	});
	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 Tower = Container.expand(function () {
	var self = Container.call(this);
	self.level = 1;
	self.maxLevel = 5;
	self.clicksInvested = 0; // Track total clicks invested in this tower
	self.clicksNeededForNextLevel = 50; // Clicks needed to reach next level
	self.gridX = 0;
	self.gridY = 0;
	// Method to calculate clicks needed for current level (progressive: 20, 50, 100, 200)
	self.getClicksNeededForCurrentLevel = function () {
		if (self.level >= self.maxLevel) {
			return 0;
		}
		// New click requirements per level
		switch (self.level) {
			case 1:
				return 20;
			// Level 1->2: 20 clicks
			case 2:
				return 50;
			// Level 2->3: 50 clicks
			case 3:
				return 100;
			// Level 3->4: 100 clicks
			case 4:
				return 200;
			// Level 4->5: 200 clicks
			default:
				return 0;
		}
	};
	// Standardized method to get the current range of the tower
	self.getRange = function () {
		// Default: base 3, +0.5 per level
		return (2 + (self.level - 1) * 0.5) * CELL_SIZE;
	};
	self.cellsInRange = [];
	self.fireRate = 60;
	self.bulletSpeed = 5;
	self.damage = 10;
	self.lastFired = 0;
	self.targetEnemy = null;
	var baseGraphics = self.attachAsset('tower', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	baseGraphics.x = -90;
	baseGraphics.y = 150;
	baseGraphics.tint = 0xAAAAAA;
	// Reduce tower base size by 50%
	baseGraphics.scaleX = 0.5;
	baseGraphics.scaleY = 0.5;
	var levelIndicators = [];
	var maxDots = self.maxLevel;
	var dotSpacing = baseGraphics.width / (maxDots + 1);
	var dotSize = CELL_SIZE / 12; // Reduce dot size by 50%
	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 = -130 + dotSpacing * (i + 1);
		dot.y = 125 + CELL_SIZE * 0.7;
		self.addChild(dot);
		levelIndicators.push(dot);
	}
	var gunContainer = new Container();
	self.addChild(gunContainer);
	gunContainer.x = -90;
	gunContainer.y = 150;
	var gunGraphics = gunContainer.attachAsset('defense', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Reduce gun size by 50%
	gunGraphics.scaleX = 0.5;
	gunGraphics.scaleY = 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 {
				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 - 200;
		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 () {
		// Use the cost at the time this tower was placed (10 + 10 * number of towers before this one)
		// Since we don't track individual tower placement order, use current cost as approximation
		var baseTowerCost = 10; // Original base cost
		// Calculate total clicks invested with progressive requirements
		var totalClicksInvested = 0;
		for (var level = 1; level < self.level; level++) {
			totalClicksInvested += level * 10; // Sum up all previous level investments
		}
		totalClicksInvested += self.clicksInvested; // Add current level progress
		var totalInvestment = baseTowerCost + totalClicksInvested;
		return totalInvestment;
	};
	self.upgrade = function () {
		if (self.level < self.maxLevel) {
			// Exponential upgrade cost: base cost * (2 ^ (level-1))
			var baseUpgradeCost = 5; // Base tower cost
			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 upgrades
				if (self.level === self.maxLevel) {
					// Extra powerful last upgrade (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 closestDistance = Infinity;
		// Calculamos la posición real del cañón
		var gunWorldX = self.x + -180 * 0.5;
		var gunWorldY = self.y + 300 * 0.5;
		// Debug circle removed - using persistent range display instead
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			// Calcula la distancia desde el cañón, no desde el centro lógico
			var dx = enemy.x - gunWorldX;
			var dy = enemy.y - gunWorldY;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance <= self.getRange()) {
				if (distance < closestDistance) {
					closestDistance = distance;
					closestEnemy = enemy;
				}
			}
		}
		self.targetEnemy = closestEnemy;
		return closestEnemy;
	};
	self.update = function () {
		self.findTarget();
		if (self.targetEnemy) {
			// Calculate the angle from the gun position to the target enemy
			// Gun container is at (-95, 150) relative to tower center, scaled by 50%
			var gunWorldX = self.x + -95 * 0.5;
			var gunWorldY = self.y + 300 * 0.5;
			var dx = self.targetEnemy.x - gunWorldX;
			var dy = self.targetEnemy.y - gunWorldY;
			var distance = Math.sqrt(dx * dx + dy * dy);
			var angle = Math.atan2(dy, dx);
			gunContainer.rotation = angle;
			// Fire automatically when target is in range and fire rate allows
			// Apply speed boost multiplier to firing rate
			var effectiveFireRate = speedBoostActive ? Math.ceil(self.fireRate / 3) : self.fireRate;
			if (LK.ticks - self.lastFired >= effectiveFireRate) {
				self.fire();
				self.lastFired = LK.ticks;
			}
		}
	};
	self.down = function (x, y, obj) {
		// Hide range from previously selected tower
		if (rangeDisplayTower && rangeDisplayTower !== self) {
			rangeDisplayTower.hideRangeIndicator();
		}
		// Show range for this tower
		self.showRange();
		rangeDisplayTower = self;
		// Track pressed tower and start timer for sell functionality
		pressedTower = self;
		pressStartTime = LK.ticks;
		// Clear any existing timer
		if (pressTimer) {
			LK.clearTimeout(pressTimer);
		}
		// Set timer for 5 seconds (300 ticks at 60fps)
		pressTimer = LK.setTimeout(function () {
			if (pressedTower === self) {
				// Sell the tower
				var sellValue = self.getTotalValue();
				setGold(gold + sellValue);
				// Show sell notification
				var notification = game.addChild(new Notification("Tower sold for " + sellValue + " gold!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
				// Remove tower from grid tracking
				if (grid.towerCells[self.gridX]) {
					grid.towerCells[self.gridX][self.gridY] = false;
				}
				// Hide range indicator
				self.hideRangeIndicator();
				if (rangeDisplayTower === self) {
					rangeDisplayTower = null;
				}
				// Remove tower from arrays and destroy
				var towerIndex = towers.indexOf(self);
				if (towerIndex !== -1) {
					towers.splice(towerIndex, 1);
				}
				// Decrement towers placed counter when selling
				if (towersPlaced > 0) {
					towersPlaced--;
				}
				updateTowerPrice(); // Update tower price display
				self.destroy();
				pressedTower = null;
			}
		}, 5000);
		// Progressive upgrade system - clicks no longer cost gold
		if (self.level < self.maxLevel) {
			self.clicksInvested++;
			// Check if we have enough clicks to level up (progressive requirements)
			var clicksNeeded = self.getClicksNeededForCurrentLevel();
			if (self.clicksInvested >= clicksNeeded) {
				self.level++;
				// Reset click counter for next level
				self.clicksInvested = 0;
				// Apply upgrades
				if (self.level === self.maxLevel) {
					// Extra powerful last upgrade (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();
				// Update range display after upgrade
				self.showRange();
				// Animate level indicator
				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
							});
						}
					});
				}
				// Show level up notification
				var notification = game.addChild(new Notification("Tower upgraded to level " + self.level + "!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
				// Check if this is the tutorial tower reaching level 2
				if (tutorialActive && tutorialStep === 5 && self === tutorialTower && self.level >= 2) {
					advanceTutorialStep();
				}
			} else {
				// Show progress notification (progressive click requirements)
				var totalClicksNeeded = self.getClicksNeededForCurrentLevel();
				var clicksRemaining = totalClicksNeeded - self.clicksInvested;
				var notification = game.addChild(new Notification(clicksRemaining + " more clicks to level " + (self.level + 1)));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			}
		} else if (self.level >= self.maxLevel) {
			var notification = game.addChild(new Notification("Tower is already at max level!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
		}
	};
	self.up = function (x, y, obj) {
		// Clear the press timer if this tower was being pressed
		if (pressedTower === self) {
			pressedTower = null;
			if (pressTimer) {
				LK.clearTimeout(pressTimer);
				pressTimer = null;
			}
		}
	};
	self.showRange = function () {
		// Remove existing range indicator first
		self.hideRangeIndicator();
		// Create range indicator
		var rangeIndicator = new Container();
		var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		rangeGraphics.width = rangeGraphics.height = self.getRange() * 2;
		rangeGraphics.alpha = 0.3;
		rangeGraphics.tint = 0xffffff; // White color for range (original color)
		rangeIndicator.isTowerRange = true;
		// Position at tower center with offset to align with visual elements
		rangeIndicator.x = -88; // Offset left to center on visual tower
		rangeIndicator.y = 155; // Offset down to center on visual tower
		self.addChild(rangeIndicator);
	};
	self.hideRangeIndicator = function () {
		for (var i = self.children.length - 1; i >= 0; i--) {
			if (self.children[i].isTowerRange) {
				self.removeChild(self.children[i]);
			}
		}
	};
	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) {
				// Calculate bullet spawn position relative to gun container position
				// gunContainer is positioned at (-95, 150) relative to tower center
				// Apply the same scaling as the tower layer
				// Define el punto de la punta del cañón localmente en gunContainer (por ejemplo, en el eje X positivo)
				// Obtener la punta del cañón teniendo en cuenta el anchor
				// Calcula la posición global de la punta del cañón manualmente
				var offsetX = 30; // mueve hacia la punta (horizontal)
				var offsetY = -5; // sube o baja (vertical)
				// Aplica rotación del cañón a ese offset
				var cos = Math.cos(gunContainer.rotation);
				var sin = Math.sin(gunContainer.rotation);
				var rotatedX = offsetX * cos - offsetY * sin;
				var rotatedY = offsetX * sin + offsetY * cos;
				// Posición global final considerando jerarquía y escala de juego
				var bulletX = (self.x + gunContainer.x + rotatedX) * gameScale;
				var bulletY = (self.y + gunContainer.y + rotatedY) * gameScale;
				// Crear la bala en esa posición
				var bullet = new Bullet(bulletX, bulletY, self.targetEnemy, self.damage, self.bulletSpeed);
				game.addChild(bullet);
				bullets.push(bullet);
				self.targetEnemy.bulletsTargetingThis.push(bullet);
				// --- Fire recoil effect for gunContainer (rotation only) ---
				// Stop any ongoing recoil tweens before starting a new one
				tween.stop(gunContainer, {
					scaleX: true,
					scaleY: true
				});
				// Store original scale values if not already stored
				if (gunContainer._restScaleX === undefined) {
					gunContainer._restScaleX = 1;
				}
				if (gunContainer._restScaleY === undefined) {
					gunContainer._restScaleY = 1;
				}
				// Reset scale to resting values before animating (in case of interrupted tweens)
				gunContainer.scaleX = gunContainer._restScaleX;
				gunContainer.scaleY = gunContainer._restScaleY;
				// Animate scale recoil effect (gun briefly shrinks then returns to normal)
				tween(gunContainer, {
					scaleX: gunContainer._restScaleX * 0.8,
					scaleY: gunContainer._restScaleY * 0.8
				}, {
					duration: 60,
					easing: tween.cubicOut,
					onFinish: function onFinish() {
						// Animate return to original scale
						tween(gunContainer, {
							scaleX: gunContainer._restScaleX,
							scaleY: gunContainer._restScaleY
						}, {
							duration: 90,
							easing: tween.cubicIn
						});
					}
				});
			}
		}
	};
	self.placeOnGrid = function (gridX, gridY) {
		self.gridX = gridX;
		self.gridY = gridY;
		// ✅ No usar gameScale aquí
		self.x = grid.x + gridX * CELL_SIZE + CELL_SIZE / 2;
		self.y = grid.y + gridY * CELL_SIZE + CELL_SIZE / 2;
		for (var i = 0; i < 2; i++) {
			for (var j = 0; j < 2; j++) {
				if (grid.towerCells[gridX] && grid.towerCells[gridX][gridY] !== undefined) {
					grid.towerCells[gridX][gridY] = 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('towerpreview', {
		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(); // Check against current tower cost
		// 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();
		var previewRange = tempTower.getRange();
		// Clean up tempTower to avoid memory leaks
		if (tempTower && tempTower.destroy) {
			tempTower.destroy();
		}
		// Set range indicator using unified range logic
		var previewCircleScale = 1.83; // Cambia este valor para agrandar o achicar el círculo
		rangeGraphics.width = rangeGraphics.height = previewRange * 2 * previewCircleScale;
		previewGraphics.tint = 0xAAAAAA;
		if (!self.canPlace || !self.hasEnoughGold) {
			previewGraphics.tint = 0xFF0000;
		}
	};
	self.updatePlacementStatus = function () {
		var cell = grid.getCell(self.gridX, self.gridY);
		// Check if this cell is specifically an obstacle (not a wall)
		var cellNumber = (self.gridY - 4) * 12 + self.gridX + 1;
		var obstacleCells = [14, 17, 18, 19, 20, 21, 22, 23, 26, 35, 38, 39, 40, 41, 42, 43, 44, 45, 47, 50, 59, 62, 64, 65, 66, 67, 68, 69, 70, 71, 74, 83, 86, 87, 88, 89, 90, 91, 92, 93, 95, 98, 107, 110, 112, 113, 114, 115, 116, 117, 118, 119, 122, 130, 131, 16];
		var wallCells = [1, 2, 11, 12, 13, 24, 25, 36, 37, 48, 49, 60, 61, 72, 73, 84, 85, 96, 97, 108, 109, 120, 121, 132, 133, 134, 135, 142, 143, 144];
		// Check if there's already a tower at this exact position using separate tower tracking
		var existingTower = grid.towerCells[self.gridX] && grid.towerCells[self.gridX][self.gridY];
		// Check if this is a wall cell (towers cannot be placed on walls)
		var isWallCell = cellNumber >= 1 && cellNumber <= 144 && wallCells.indexOf(cellNumber) !== -1;
		// Allow placement on obstacle cells that don't have towers and are not walls
		var isObstacleCell = cellNumber >= 1 && cellNumber <= 144 && obstacleCells.indexOf(cellNumber) !== -1;
		// Only check the exact cell for tower placement, not neighboring cells
		var validGridPlacement = cell && !existingTower && isObstacleCell && !isWallCell;
		self.canPlace = validGridPlacement;
		self.hasEnoughGold = gold >= getTowerCost(); // Check against current tower cost
		self.updateAppearance();
	};
	self.checkPlacement = function () {
		self.updatePlacementStatus();
	};
	self.snapToGrid = function (x, y) {
		var gridPosX = (x - grid.x) / gameScale;
		var gridPosY = (y - grid.y) / gameScale;
		// Para X dejamos el redondeo normal
		self.gridX = Math.round(gridPosX / CELL_SIZE);
		// Para Y, calculamos la fracción dentro de la celda
		var yInCell = gridPosY / CELL_SIZE % 1;
		// Si el mouse pasó más del 90% de la celda, pasamos a la siguiente celda (redondeo hacia arriba)
		if (yInCell > 0.9) {
			self.gridY = Math.ceil(gridPosY / CELL_SIZE);
		} else {
			self.gridY = Math.ceil(gridPosY / CELL_SIZE);
		}
		// Actualizamos la posición visual acorde a gridX, gridY
		self.x = grid.x + self.gridX * CELL_SIZE * gameScale;
		self.y = grid.y + self.gridY * CELL_SIZE * gameScale;
		self.checkPlacement();
	};
	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;
	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 = "Tank";
			enemyType = "tank";
			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', 'tank', '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 'tank':
						block.tint = 0xAA0000;
						waveType = "Boss Tank";
						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 'tank':
					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 tank
			block.tint = 0xAA0000;
			waveType = "Tank";
			enemyType = "tank";
			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.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.update = function () {
		var progress = waveTimer / nextWaveTime;
		var moveAmount = (progress + currentWave - 1) * 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; i++) {
			var marker = self.waveMarkers[i];
			var block = marker.children[0];
			if (i < currentWave) {
				block.alpha = .5;
			}
			// Hide markers that are completely outside the left side of the yellow indicator rectangle
			var leftEdge = self.positionIndicator.x - (blockWidth - 16) / 2;
			if (marker.x + blockWidth / 2 < leftEdge) {
				marker.visible = false;
			} else {
				marker.visible = true;
			}
		}
		self.handleWaveProgression();
	};
	return self;
});

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

/**** 
* Game Code
****/ 
3;
75;
var CELL_SIZE = 76;
var selectedWallAsset = 'Muro' + (Math.floor(Math.random() * 4) + 1); // Randomly select Muro1, Muro2, Muro3, or Muro4
var selectedGrassAsset = 'Pasto' + (Math.floor(Math.random() * 4) + 1); // Randomly select Pasto1, Pasto2, Pasto3, or Pasto4
var selectedPathAsset = 'Camino' + (Math.floor(Math.random() * 4) + 1); // Randomly select Camino1, Camino2, Camino3, or Camino4
var selectedDoorAsset = 'Puerta' + (Math.floor(Math.random() * 4) + 1); // Randomly select door asset for this game
var pathId = 1;
var maxScore = 0;
var enemies = [];
var towers = [];
var bullets = [];
var defenses = [];
var selectedTower = null;
var rangeDisplayTower = null; // Track which tower is showing range
var pressedTower = null; // Track which tower is being pressed
var pressStartTime = 0; // Track when the press started
var pressTimer = null; // Timer for checking press duration
var gold = 0; // Start with 0 gold for tutorial
var lives = 1;
var score = 0;
var currentWave = 0;
var totalWaves = 50;
var waveTimer = 0;
var waveInProgress = false;
var waveSpawned = false;
var nextWaveTime = 12000 / 4;
var sourceTower = null;
var enemiesToSpawn = 10; // Default number of enemies per wave
var towersPlaced = 0; // Track total towers placed for progressive pricing
var doorCells = [136, 137, 138, 139, 140, 141]; // Door cell numbers
var doors = []; // Track door instances
var globalDoorHealth = 95; // Start door health at 95/100 for tutorial
var globalDoorMaxHealth = 100; // Maximum health for all doors
var globalDoorHealthBar = null; // Global health bar container
var globalDoorHealthBarBg = null; // Global door health bar background
var globalDoorHealthBarFill = null; // Global door health bar fill
var globalDoorHealthText = null; // Global door health bar text
var topMargin = 100; // Define topMargin variable
// --- Tutorial System ---
var tutorialActive = true;
var tutorialStep = 0;
var tutorialOverlay = null;
var tutorialArrow = null;
var tutorialMessage = null;
var tutorialTargetArea = null;
var tutorialRedButtonPresses = 0;
var tutorialTowerPlaced = false;
var tutorialTower = null;
var tutorialTowerUpgradeClicks = 0;
var tutorialEnemyKilled = false;
var tutorialFlyingEnemyKilled = false;
var tutorialGateRepaired = false;
var tutorialForwardButton = null;
var tutorialForwardButtonPressed = false;
var tutorialFlyingEnemy = null;
var tutorialBasicEnemy = null;
var tutorialRepairMessageShown = false;
var tutorialGoodLuckShown = false;
var tutorialAllowTowerPlacement = false;
var tutorialAllowUpgrade = false;
var tutorialAllowRepair = false;
var tutorialAllowForward = false;
var tutorialAllowRedButton = true;
var tutorialAllowDragTower = false;
var tutorialAllowPlaceCell = 67; // Only allow cell 67 for first tower
var tutorialAllowTurretIcon = false;
var tutorialAllowGateRepair = false;
var tutorialAllowFlyingEnemy = false;
var tutorialAllowBasicEnemy = false;
var tutorialAllowSpeedBoost = false;
var tutorialAllowGameStart = false;
var tutorialAllowAll = false;
var tutorialCellOffsetX = -85; // Offset for tutorial cell highlighting
var tutorialCellOffsetY = -85; // Offset for tutorial cell highlighting
var tutorialOffsetStep5X = 530; // Offset for tutorial step 5 highlight
var tutorialOffsetStep5Y = 820; // Offset for tutorial step 5 highlight
var tutorialForwardIconArea = {
	x: 2048 - 150,
	y: 120,
	w: 240,
	h: 180
}; // Area for speed/forward button
var tutorialRedButtonArea = {
	x: 250,
	y: 2732 - 220,
	w: 350,
	h: 350
}; // Area for red button
var tutorialTurretIconArea = {
	x: 700,
	y: 2732 - 210,
	w: 350,
	h: 350
}; // Area for turret icon
var tutorialGateArea = {
	x: 1050,
	y: 2250,
	w: 1200,
	h: 300
}; // Area for gate repair
function showTutorialOverlay(area, message, arrowDir) {
	// Add null check for area parameter
	if (!area) {
		console.error("showTutorialOverlay called with null/undefined area parameter");
		return;
	}
	// Remove previous overlay/arrow/message
	if (tutorialOverlay) {
		tutorialOverlay.destroy();
		tutorialOverlay = null;
	}
	if (tutorialArrow) {
		tutorialArrow.destroy();
		tutorialArrow = null;
	}
	if (tutorialMessage) {
		tutorialMessage.destroy();
		tutorialMessage = null;
	}
	// Overlay: darken everything except area
	tutorialOverlay = new Container();
	tutorialOverlay.zIndex = 9999;
	tutorialOverlay.alpha = 0.5;
	// Four rectangles: top, left, right, bottom
	var darkColor = 0x000000;
	var topRect = tutorialOverlay.attachAsset('notification', {
		anchorX: 0,
		anchorY: 0
	});
	topRect.width = 2048;
	topRect.height = Math.max(0, area.y - area.h / 2);
	topRect.tint = darkColor;
	var leftRect = tutorialOverlay.attachAsset('notification', {
		anchorX: 0,
		anchorY: 0
	});
	leftRect.width = Math.max(0, area.x - area.w / 2);
	leftRect.height = area.h;
	leftRect.y = area.y - area.h / 2;
	leftRect.tint = darkColor;
	var rightRect = tutorialOverlay.attachAsset('notification', {
		anchorX: 0,
		anchorY: 0
	});
	rightRect.width = Math.max(0, 2048 - (area.x + area.w / 2));
	rightRect.height = area.h;
	rightRect.x = area.x + area.w / 2;
	rightRect.y = area.y - area.h / 2;
	rightRect.tint = darkColor;
	var bottomRect = tutorialOverlay.attachAsset('notification', {
		anchorX: 0,
		anchorY: 0
	});
	bottomRect.width = 2048;
	bottomRect.height = Math.max(0, 2732 - (area.y + area.h / 2));
	bottomRect.y = area.y + area.h / 2;
	bottomRect.tint = darkColor;
	game.addChild(tutorialOverlay);
	var fontSize = 80;
	if (message === "Good Luck") {
		fontSize = 200; // O incluso 250 si quieres algo más grande
	}
	// Message - position below area if it's in the top part of screen (forward button area)
	tutorialMessage = new Text2(message, {
		size: fontSize,
		fill: 0xffffff,
		weight: 800,
		align: 'center'
	});
	tutorialMessage.anchor.set(0.5, 0.5);
	tutorialMessage.x = 2048 / 2;
	// Check if this is the forward button area (top of screen) and position below instead
	if (area.y < 300) {
		tutorialMessage.y = area.y + area.h / 2 + 220; // Position below the area
	} else {
		tutorialMessage.y = area.y - area.h / 2 - 220; // Position above the area (normal)
	}
	tutorialMessage.zIndex = 10000; // Ensure message appears above all other objects
	game.addChild(tutorialMessage);
	// Arrow (optional) - point up if below area, down if above
	if (arrowDir) {
		tutorialArrow = new Container();
		var arrowGfx = tutorialArrow.attachAsset('arrow', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		arrowGfx.scaleX = 6;
		arrowGfx.scaleY = 6;
		// Point up if message is below area, down if above
		if (area.y < 300) {
			arrowGfx.rotation = -Math.PI / 2; // Point upward
			tutorialArrow.y = area.y + area.h / 2 + 60;
		} else {
			arrowGfx.rotation = Math.PI / 2; // Point downward
			tutorialArrow.y = area.y - area.h / 2 - 60;
		}
		tutorialArrow.x = area.x;
		tutorialArrow.zIndex = 10000; // Ensure arrow appears above all other objects
		game.addChild(tutorialArrow);
	}
}
function clearTutorialOverlay() {
	if (tutorialOverlay) {
		tutorialOverlay.destroy();
		tutorialOverlay = null;
	}
	if (tutorialArrow) {
		tutorialArrow.destroy();
		tutorialArrow = null;
	}
	if (tutorialMessage) {
		tutorialMessage.destroy();
		tutorialMessage = null;
	}
}
function advanceTutorialStep() {
	clearTutorialOverlay();
	tutorialStep++;
	console.log("Tutorial Step " + tutorialStep + " started");
	// Step logic
	if (tutorialStep === 1) {
		// Step 1: Press red button to earn gold
		tutorialAllowRedButton = true;
		tutorialAllowDragTower = false;
		tutorialAllowTurretIcon = false;
		tutorialAllowUpgrade = false;
		tutorialAllowRepair = false;
		tutorialAllowForward = false;
		tutorialAllowAll = false;
		showTutorialOverlay(tutorialRedButtonArea, "Press the Red Button to earn Gold", "up");
	} else if (tutorialStep === 2) {
		// Step 2: Keep pressing until 10 gold
		showTutorialOverlay(tutorialRedButtonArea, "Keep Pressing until you Reach 10 Gold", "up");
	} else if (tutorialStep === 3) {
		// Step 3a: Show turret icon highlight first
		tutorialAllowRedButton = false;
		tutorialAllowTurretIcon = true;
		tutorialAllowDragTower = false; // Don't allow dragging yet
		tutorialAllowPlaceCell = 67;
		showTutorialOverlay(tutorialTurretIconArea, "Click the Turret Icon", "up");
	} else if (tutorialStep === 4) {
		// Step 3b: Show placement highlight after clicking turret icon
		tutorialAllowTurretIcon = false;
		tutorialAllowDragTower = true;
		// Calculate cell 67's grid position
		var cell67GridX = (tutorialAllowPlaceCell - 1) % 12;
		var cell67GridY = Math.floor((tutorialAllowPlaceCell - 1) / 12) + 4;
		// Calculate center of cell 67 in game coordinates
		var cell67CenterX = grid.x + cell67GridX * CELL_SIZE * gameScale + CELL_SIZE * gameScale / 2 + tutorialCellOffsetX;
		var cell67CenterY = grid.y + cell67GridY * CELL_SIZE * gameScale + CELL_SIZE * gameScale / 2 + tutorialCellOffsetY;
		showTutorialOverlay({
			x: cell67CenterX,
			y: cell67CenterY,
			w: CELL_SIZE * gameScale + 20,
			h: CELL_SIZE * gameScale + 20
		}, "Drag the Turret to the Highlighted Area", null);
	} else if (tutorialStep === 5) {
		// Step 5: Tap the turret to upgrade to level 2 (10 clicks)
		tutorialAllowTurretIcon = false;
		tutorialAllowDragTower = false;
		tutorialAllowUpgrade = true;
		showTutorialOverlay({
			x: tutorialTower.x + tutorialOffsetStep5X,
			y: tutorialTower.y + tutorialOffsetStep5Y,
			w: 200,
			h: 200
		}, "Tap the Turret to Upgrade it to Level 2", "up");
	} else if (tutorialStep === 6) {
		// Step 6: Kill all monsters before they reach the kingdom!
		tutorialAllowUpgrade = false;
		tutorialAllowBasicEnemy = true;
		// No highlight, just clear overlay and wait
		clearTutorialOverlay();
		// Spawn 1 basic enemy
		spawnTutorialBasicEnemy();
		// After 5 seconds, highlight the forward button
		LK.setTimeout(function () {
			// Only show highlight if speed boost button is not already active
			if (!speedBoostButton.isActive) {
				tutorialAllowForward = true;
				showTutorialOverlay(tutorialForwardIconArea, "Press the Forward Icon to Speed up the Game", "down");
			}
		}, 5000);
	} else if (tutorialStep === 7) {
		advanceTutorialStep();
	} else if (tutorialStep === 8) {
		// Step 8: Spawn flying enemy, warn about flying
		tutorialAllowForward = false;
		tutorialAllowFlyingEnemy = true;
		var flyingEnemyArea = {
			x: 1120,
			y: 200,
			w: 300,
			h: 800
		};
		showTutorialOverlay(flyingEnemyArea, "Watch out for Flying Enemies!\nThey Fly over the Gate and go straight to the Kingdom", "down");
		LK.setTimeout(function () {
			if (tutorialStep === 8) {
				clearTutorialOverlay();
			}
			;
		}, 5000);
		spawnTutorialFlyingEnemy();
	} else if (tutorialStep === 9) {
		// Step 9: Click the gate to repair if damaged
		tutorialAllowFlyingEnemy = false;
		tutorialAllowRepair = true;
		showTutorialOverlay(tutorialGateArea, "Click the gate to repair it if it's damaged", "down");
	} else if (tutorialStep === 10) {
		// Step 10: Good luck, start game
		tutorialAllowRepair = false;
		// Update existing tutorial message instead of creating new overlay
		showTutorialOverlay({
			x: 2048 / 2,
			y: 2732 / 2,
			w: 0,
			h: 0
		}, "START", null);
		LK.setTimeout(function () {
			clearTutorialOverlay();
			tutorialActive = false;
			tutorialAllowAll = true;
			// Start the game
			waveIndicator.gameStarted = true;
			currentWave = 0;
			waveTimer = nextWaveTime;
		}, 1200);
	}
}
function spawnTutorialBasicEnemy() {
	// Only spawn if not already present
	if (tutorialBasicEnemy) {
		return;
	}
	var enemy = new Enemy('normal');
	enemy.cellX = 6;
	enemy.cellY = 1;
	enemy.currentCellX = 6;
	enemy.currentCellY = 1;
	enemy.waveNumber = -1;
	enemy.maxHealth = 50;
	enemy.health = 50;
	enemyLayerBottom.addChild(enemy);
	enemies.push(enemy);
	tutorialBasicEnemy = enemy;
}
function spawnTutorialFlyingEnemy() {
	if (tutorialFlyingEnemy) {
		return;
	}
	var enemy = new Enemy('flying');
	enemy.cellX = 6;
	enemy.cellY = 1;
	enemy.currentCellX = 6;
	enemy.currentCellY = 1;
	enemy.waveNumber = -2;
	enemy.maxHealth = 40;
	enemy.health = 40;
	enemyLayerTop.addChild(enemy);
	if (enemy.shadow) {
		enemyLayerMiddle.addChild(enemy.shadow);
	}
	enemies.push(enemy);
	tutorialFlyingEnemy = enemy;
}
// Start tutorial
LK.setTimeout(function () {
	tutorialStep = 0; // Start at step 0 so step 1 shows properly
	advanceTutorialStep();
}, 500);
var goldTextShadow = new Text2('Gold: ' + gold, {
	size: 90,
	fill: 0x000000,
	weight: 800
});
goldTextShadow.anchor.set(0.5, 0.5);
LK.gui.top.addChild(goldTextShadow);
goldTextShadow.x = 0;
goldTextShadow.y = topMargin - 25;
var goldText = new Text2('Gold: ' + gold, {
	size: 90,
	fill: 0xFFD700,
	weight: 800
});
goldText.anchor.set(0.5, 0.5);
LK.gui.top.addChild(goldText);
goldText.x = 0;
goldText.y = topMargin - 30;
function updateUI() {
	// Update the text and preserve the stroke styling
	goldTextShadow.destroy(); // Destroy the old shadow Text2 object
	goldTextShadow = new Text2('Gold: ' + gold, {
		size: 90,
		fill: 0x000000,
		weight: 800
	});
	goldTextShadow.anchor.set(0.5, 0.5);
	LK.gui.top.addChild(goldTextShadow);
	goldTextShadow.x = 0;
	goldTextShadow.y = topMargin - 25;
	goldText.destroy(); // Destroy the old Text2 object
	goldText = new Text2('Gold: ' + gold, {
		size: 90,
		fill: 0xFFD700,
		weight: 800
	});
	goldText.anchor.set(0.5, 0.5);
	LK.gui.top.addChild(goldText);
	goldText.x = 0;
	goldText.y = topMargin - 30;
	updateTowerPrice();
}
function setGold(value) {
	gold = value;
	updateUI();
}
// Create dirt background with multiple smaller tiles
var dirtBackground = new Container();
// Create 6 background tiles arranged in a 2x3 grid
var tilesX = 2; // 2 tiles horizontally
var tilesY = 3; // 3 tiles vertically
var tileScale = 0.55; // Make each tile slightly larger to create overlap
var tileWidth = 2055 * tileScale; // Use actual asset width
var tileHeight = 2738.26 * tileScale; // Use actual asset height
// Calculate overlap amount (5% of tile size)
var overlapX = tileWidth * 0.05;
var overlapY = tileHeight * 0.05;
// Calculate total coverage and starting positions with overlap
var totalWidth = tilesX * tileWidth - (tilesX - 1) * overlapX;
var totalHeight = tilesY * tileHeight - (tilesY - 1) * overlapY;
var startX = (2048 - totalWidth) / 2;
var startY = (2732 - totalHeight) / 2;
for (var i = 0; i < tilesX; i++) {
	for (var j = 0; j < tilesY; j++) {
		var backgroundTile = dirtBackground.attachAsset('dirtBackground', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Scale each tile with fixed scale (no variation)
		backgroundTile.scaleX = tileScale;
		backgroundTile.scaleY = tileScale;
		// Position tiles with overlap to eliminate gaps
		backgroundTile.x = startX + i * (tileWidth - overlapX) + tileWidth / 2;
		backgroundTile.y = startY + j * (tileHeight - overlapY) + tileHeight / 2;
		// No rotation or variation to maintain consistent orientation
	}
}
dirtBackground.x = 0;
dirtBackground.y = 0;
game.addChild(dirtBackground);
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(12, 13 + 6);
// Calculate scale to fill full screen width (2048px) with the 11-cell width
var gameScale = 2048 / (12 * CELL_SIZE); // Scale factor to fill screen width
grid.scaleX = gameScale;
grid.scaleY = gameScale;
grid.x = 40 * gameScale; // Move 40 units right (10 + 20 + 10) and scale
grid.y = (200 - CELL_SIZE * 4 - 20 - 30) * gameScale; // Move up 50 units total (20 + 30) and scale the Y position accordingly
grid.pathFind();
grid.renderDebug();
debugLayer.addChild(grid);
// Create global door health bar after doors are created
createGlobalDoorHealthBar();
game.addChild(debugLayer);
// Scale tower layer to match grid
towerLayer.scaleX = gameScale;
towerLayer.scaleY = gameScale;
game.addChild(towerLayer);
// Scale enemy layer to match grid
enemyLayer.scaleX = gameScale;
enemyLayer.scaleY = gameScale;
game.addChild(enemyLayer);
var offset = 0;
var towerPreview = new TowerPreview();
game.addChild(towerPreview);
towerPreview.visible = false;
// Create simple tower asset next to red button for dragging
var buttonTower = new Container();
var buttonTowerGraphics = buttonTower.attachAsset('tower', {
	anchorX: 0.5,
	anchorY: 0.5
});
buttonTowerGraphics.scaleX = 3.5;
buttonTowerGraphics.scaleY = 3.5;
buttonTower.x = 700;
buttonTower.y = 2732 - 210;
buttonTower.width = buttonTowerGraphics.width * 3.5;
buttonTower.height = buttonTowerGraphics.height * 3.5;
game.addChild(buttonTower);
// Add a shadow text for tower price outline
var towerPriceTextShadow = new Text2('Price: ' + getTowerCost(), {
	size: 60,
	fill: 0x000000,
	weight: 800
});
towerPriceTextShadow.anchor.set(0.5, 0.5);
towerPriceTextShadow.x = buttonTower.x + 2;
towerPriceTextShadow.y = buttonTower.y + buttonTower.height / 2 + 40 + 2;
game.addChild(towerPriceTextShadow);
// Add a text display for the current tower price below the draggable tower
var towerPriceText = new Text2('Price: ' + getTowerCost(), {
	size: 60,
	fill: 0xFFFFFF,
	weight: 800
});
towerPriceText.anchor.set(0.5, 0.5);
towerPriceText.x = buttonTower.x;
towerPriceText.y = buttonTower.y + buttonTower.height / 2 + 40; // Position below the tower
game.addChild(towerPriceText);
// Update the tower price text whenever the UI is updated
function updateTowerPrice() {
	towerPriceTextShadow.setText('Price: ' + getTowerCost());
	towerPriceText.setText('Price: ' + getTowerCost());
}
var isDragging = false;
function wouldBlockPath(gridX, gridY) {
	// Use offset coordinates for consistency with placement verification
	var checkGridX = Math.floor(gridX + 0.5);
	var checkGridY = Math.floor(gridY + 0.5);
	var cells = [];
	for (var i = 0; i < 2; i++) {
		for (var j = 0; j < 2; j++) {
			var cell = grid.getCell(checkGridX + i, checkGridY + j);
			if (cell) {
				cells.push({
					cell: cell,
					originalType: cell.type
				});
				cell.type = 1;
			}
		}
	}
	var blocked = grid.pathFind();
	for (var i = 0; i < cells.length; i++) {
		cells[i].cell.type = cells[i].originalType;
	}
	grid.pathFind();
	grid.renderDebug();
	return blocked;
}
function getTowerCost() {
	return 10 + towersPlaced * 10; // Base cost 10, increases by 10 per tower
}
function getTowerSellValue(totalValue) {
	return waveIndicator && waveIndicator.gameStarted ? Math.floor(totalValue * 0.6) : totalValue;
}
function createGlobalDoorHealthBar() {
	if (doors.length === 0) {
		return;
	}
	// Create health bar container
	globalDoorHealthBar = new Container();
	// Calculate position - center of all doors, slightly below
	var centerX = 457.5;
	var centerY = 1040;
	globalDoorHealthBar.x = centerX;
	globalDoorHealthBar.y = centerY;
	// Health bar background
	globalDoorHealthBarBg = globalDoorHealthBar.attachAsset('doorHealthBg', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Health bar fill
	globalDoorHealthBarFill = globalDoorHealthBar.attachAsset('doorHealthBar', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Health text
	globalDoorHealthText = new Text2(" ", {
		size: 18,
		fill: 0xFFFFFF,
		weight: 800
	});
	globalDoorHealthText.anchor.set(0.5, 0.5);
	globalDoorHealthBar.addChild(globalDoorHealthText);
	// Add to game with proper scaling
	towerLayer.addChild(globalDoorHealthBar);
	// Después de 1 segundo, fuerza la actualización del texto a "99/100"
	LK.setTimeout(function () {
		globalDoorHealthText.setText(" ");
		globalDoorHealthText.setText("95/100");
		updateGlobalDoorHealthBar();
	}, 1000);
}
function updateGlobalDoorHealthBar() {
	if (!globalDoorHealthBar) {
		return;
	}
	var healthPercent = globalDoorHealth / globalDoorMaxHealth;
	// Calculate the actual width based on health percentage - subtract a small amount to make 95% visible
	var actualWidth = Math.max(0, 450 * healthPercent - 3); // Subtract 3 pixels to ensure visible difference
	globalDoorHealthBarFill.width = actualWidth;
	// Change anchor to make it decrease from right to left
	globalDoorHealthBarFill.anchor.set(0, 0.5);
	// Position the fill bar so it aligns with the left edge of the background
	globalDoorHealthBarFill.x = -225; // Half of the background width (450/2) to align left edge
	globalDoorHealthText.setText(globalDoorHealth + "/" + globalDoorMaxHealth);
	// Force update the health bar fill width to ensure it reflects the actual health immediately after text update
	LK.setTimeout(function () {
		globalDoorHealthBarFill.width = actualWidth;
	}, 1);
	// Update all door visuals when global health changes
	for (var i = 0; i < doors.length; i++) {
		doors[i].updateDoorVisual();
	}
}
function placeTower(gridX, gridY) {
	var towerCost = getTowerCost();
	if (gold >= towerCost) {
		// Double-check that the cell is available for placement
		var cellNumber = (gridY - 4) * 12 + gridX + 1;
		var obstacleCells = [14, 17, 18, 19, 20, 21, 22, 23, 26, 35, 38, 39, 40, 41, 42, 43, 44, 45, 47, 50, 59, 62, 64, 65, 66, 67, 68, 69, 70, 71, 74, 83, 86, 87, 88, 89, 90, 91, 92, 93, 95, 98, 107, 110, 112, 113, 114, 115, 116, 117, 118, 119, 122, 130, 131, 16];
		var wallCells = [1, 2, 11, 12, 13, 24, 25, 36, 37, 48, 49, 60, 61, 72, 73, 84, 85, 96, 97, 108, 109, 120, 121, 132, 133, 134, 135, 142, 143, 144];
		var isObstacleCell = cellNumber >= 1 && cellNumber <= 144 && obstacleCells.indexOf(cellNumber) !== -1;
		var isWallCell = cellNumber >= 1 && cellNumber <= 144 && wallCells.indexOf(cellNumber) !== -1;
		var existingTower = grid.towerCells[gridX] && grid.towerCells[gridX][gridY];
		if (isObstacleCell && !isWallCell && !existingTower) {
			var tower = new Tower();
			tower.placeOnGrid(gridX, gridY);
			towerLayer.addChild(tower);
			towers.push(tower);
			setGold(gold - towerCost);
			towersPlaced++; // Increment tower counter
			updateTowerPrice(); // Update tower price display
			grid.renderDebug();
			return true;
		} else {
			var notification = game.addChild(new Notification("Cannot build here!"));
			notification.x = 2048 / 2;
			notification.y = grid.height - 50;
			return false;
		}
	} 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) {
	// --- Tutorial gating ---
	if (tutorialActive && !tutorialAllowAll) {
		// Step 1/2: Only allow red button
		if ((tutorialStep === 1 || tutorialStep === 2) && tutorialAllowRedButton) {
			if (x >= tutorialRedButtonArea.x - tutorialRedButtonArea.w / 2 && x <= tutorialRedButtonArea.x + tutorialRedButtonArea.w / 2 && y >= tutorialRedButtonArea.y - tutorialRedButtonArea.h / 2 && y <= tutorialRedButtonArea.y + tutorialRedButtonArea.h / 2) {
				// Simulate redButton.down
				if (!redButton.isPressed) {
					redButton.isPressed = true;
					redButton.removeChild(redButtonGraphics);
					redButtonGraphics = redButton.attachAsset('redButtonPressed', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					redButtonGraphics.scaleX = 4.0;
					redButtonGraphics.scaleY = 4.0;
					setGold(gold + 1);
					tutorialRedButtonPresses++;
					// Show gold indicator
					var randomXOffset = Math.random() * 450 - 250;
					var goldIndicator = game.addChild(new GoldIndicator(1, LK.gui.top.x + goldText.x + 350 + randomXOffset, LK.gui.top.y + goldText.y + 140));
					goldIndicator.scaleX = 1.5;
					goldIndicator.scaleY = 1.5;
				}
				// Step up only after first press (step 1->2) and at 3 gold (step 2->3)
				if (tutorialStep === 1 && tutorialRedButtonPresses >= 1) {
					advanceTutorialStep();
				} else if (tutorialStep === 2 && gold >= 10) {
					advanceTutorialStep();
				}
				return;
			} else {
				// Ignore all other clicks
				return;
			}
		}
		// Step 3: Only allow turret icon click to advance to step 4
		if (tutorialStep === 3 && tutorialAllowTurretIcon) {
			if (x >= tutorialTurretIconArea.x - tutorialTurretIconArea.w / 2 && x <= tutorialTurretIconArea.x + tutorialTurretIconArea.w / 2 && y >= tutorialTurretIconArea.y - tutorialTurretIconArea.h / 2 && y <= tutorialTurretIconArea.y + tutorialTurretIconArea.h / 2) {
				advanceTutorialStep(); // Advance to step 4 to show placement highlight
				towerPreview.visible = true;
				isDragging = true;
				towerPreview.updateAppearance();
				towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
				return;
			} else {
				return;
			}
		}
		// Step 4: Only allow tower dragging (placement highlight is shown)
		if (tutorialStep === 4 && tutorialAllowDragTower) {
			if (x >= tutorialTurretIconArea.x - tutorialTurretIconArea.w / 2 && x <= tutorialTurretIconArea.x + tutorialTurretIconArea.w / 2 && y >= tutorialTurretIconArea.y - tutorialTurretIconArea.h / 2 && y <= tutorialTurretIconArea.y + tutorialTurretIconArea.h / 2) {
				towerPreview.visible = true;
				isDragging = true;
				towerPreview.updateAppearance();
				towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
				return;
			} else {
				return;
			}
		}
		// Step 5: Only allow upgrade on tutorial tower
		if (tutorialStep === 5 && tutorialAllowUpgrade) {
			if (tutorialTower) {
				var tx = tutorialTower.x,
					ty = tutorialTower.y,
					tw = 200,
					th = 200;
				if (x >= tx - tw / 2 && x <= tx + tw / 2 && y >= ty - th / 2 && y <= ty + th / 2) {
					// Simulate tower.down for upgrade
					tutorialTowerUpgradeClicks++;
					tutorialTower.down(x, y, obj);
					return;
				} else {
					return;
				}
			}
		}
		// Step 6/7: Allow forward icon (step 6 sets up the highlight with timeout, step 7 handles the press)
		if (tutorialStep === 6 && tutorialAllowForward) {
			if (x >= tutorialForwardIconArea.x - tutorialForwardIconArea.w / 2 && x <= tutorialForwardIconArea.x + tutorialForwardIconArea.w / 2 && y >= tutorialForwardIconArea.y - tutorialForwardIconArea.h / 2 && y <= tutorialForwardIconArea.y + tutorialForwardIconArea.h / 2) {
				// Clear tutorial overlay immediately when forward is pressed
				clearTutorialOverlay();
				// Simulate speedBoostButton.down
				if (!speedBoostButton.isPressed) {
					speedBoostButton.isPressed = true;
					speedBoostButton.isActive = true;
					speedBoostActive = true;
					speedBoostButton.removeChild(speedBoostButtonGraphics);
					speedBoostButtonGraphics = speedBoostButton.attachAsset('speedBoostButtonPressed', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					speedBoostButtonGraphics.scaleX = 4.0;
					speedBoostButtonGraphics.scaleY = 4.0;
				}
				return;
			} else {
				return;
			}
		}
		// Step 9: Only allow gate repair
		if (tutorialStep === 9) {
			console.log("Checking door health:", globalDoorHealth);
			if (globalDoorHealth >= 99) {
				console.log("Door fully repaired. Advancing tutorial.");
				advanceTutorialStep();
			}
			return;
		}
		// Block all other actions
		return;
	}
	// --- Normal game code below ---
	// Check for the normal tower next to red button (buttonTower)
	if (x >= buttonTower.x - buttonTower.width / 2 && x <= buttonTower.x + buttonTower.width / 2 && y >= buttonTower.y - buttonTower.height / 2 && y <= buttonTower.y + buttonTower.height / 2) {
		towerPreview.visible = true;
		isDragging = true;
		towerPreview.updateAppearance();
		// Apply the same offset as in move handler to ensure consistency when starting drag
		towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
		return;
	}
	// Check if clicking on any existing tower - if not, hide range
	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;
		}
	}
	// If not clicking on a tower, hide the range display
	if (!clickedOnTower && rangeDisplayTower) {
		rangeDisplayTower.hideRangeIndicator();
		rangeDisplayTower = null;
	}
};
game.move = function (x, y, obj) {
	if (isDragging) {
		// Shift the y position upward by 1.5 tiles to show preview above finger
		towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5);
	}
};
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;
		}
	}
	// Clear press timer when releasing anywhere
	if (pressedTower) {
		pressedTower = null;
		if (pressTimer) {
			LK.clearTimeout(pressTimer);
			pressTimer = null;
		}
	}
	if (isDragging) {
		isDragging = false;
		// --- Tutorial gating for tower placement ---
		if (tutorialActive && tutorialStep === 4 && tutorialAllowDragTower) {
			// Only allow placement on cell 67
			var cellNumber = (towerPreview.gridY - 4) * 12 + towerPreview.gridX + 1;
			if (towerPreview.canPlace && cellNumber === tutorialAllowPlaceCell) {
				placeTower(towerPreview.gridX, towerPreview.gridY);
				// Find the just-placed tower and mark as tutorialTower
				for (var i = 0; i < towers.length; i++) {
					var t = towers[i];
					var tCell = (t.gridY - 4) * 12 + t.gridX + 1;
					if (tCell === tutorialAllowPlaceCell) {
						tutorialTower = t;
						break;
					}
				}
				advanceTutorialStep();
			} else {
				var notification = game.addChild(new Notification("Place the turret on the highlighted cell!"));
				notification.x = 2048 / 2;
				notification.y = grid.height - 50;
			}
			towerPreview.visible = false;
			return;
		}
		// --- End tutorial gating for placement ---
		if (towerPreview.canPlace) {
			placeTower(towerPreview.gridX, towerPreview.gridY);
		} 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;
	}
};
var waveIndicator = new WaveIndicator();
waveIndicator.x = 2048 / 2 + 400;
waveIndicator.y = 2732 - 80;
game.addChild(waveIndicator);
// Do not start the game until tutorial is complete
waveIndicator.gameStarted = false;
currentWave = 0;
waveTimer = nextWaveTime;
// Create simple tower asset next to red button for dragging
var buttonTower = new Container();
var buttonTowerGraphics = buttonTower.attachAsset('tower', {
	anchorX: 0.5,
	anchorY: 0.5
});
buttonTowerGraphics.scaleX = 3.5;
buttonTowerGraphics.scaleY = 3.5;
buttonTower.x = 700;
buttonTower.y = 2732 - 210;
buttonTower.width = buttonTowerGraphics.width * 3.5;
buttonTower.height = buttonTowerGraphics.height * 3.5;
game.addChild(buttonTower);
sourceTower = null;
enemiesToSpawn = 10;
// Create red button for manual firing and gold generation
var redButton = new Container();
var redButtonGraphics = redButton.attachAsset('redButton', {
	anchorX: 0.5,
	anchorY: 0.5
});
redButtonGraphics.scaleX = 4.0;
redButtonGraphics.scaleY = 4.0;
redButton.x = 250;
redButton.y = 2732 - 220;
redButton.isPressed = false;
game.addChild(redButton);
// Create speed boost button
var speedBoostButton = new Container();
var speedBoostButtonGraphics = speedBoostButton.attachAsset('speedBoostButton', {
	anchorX: 0.5,
	anchorY: 0.5
});
speedBoostButtonGraphics.scaleX = 4.0;
speedBoostButtonGraphics.scaleY = 4.0;
speedBoostButton.x = 2048 - 150;
speedBoostButton.y = 120;
speedBoostButton.isPressed = false;
speedBoostButton.isActive = false;
speedBoostButton.cooldown = 0;
game.addChild(speedBoostButton);
// Speed boost variables
var speedBoostActive = false;
var speedBoostDuration = 0;
var speedBoostCooldown = 0;
var speedBoostMaxDuration = 600; // 10 seconds at 60fps
var speedBoostMaxCooldown = 1800; // 30 seconds at 60fps
// Speed boost button functionality
speedBoostButton.down = function (x, y, obj) {
	if (!speedBoostButton.isPressed) {
		speedBoostButton.isPressed = true;
		speedBoostButton.isActive = true;
		speedBoostActive = true;
		// Change button appearance to pressed state
		speedBoostButton.removeChild(speedBoostButtonGraphics);
		speedBoostButtonGraphics = speedBoostButton.attachAsset('speedBoostButtonPressed', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		speedBoostButtonGraphics.scaleX = 4.0;
		speedBoostButtonGraphics.scaleY = 4.0;
		// Show activation notification
		var notification = game.addChild(new Notification("Speed Boost Active!"));
		notification.x = 2048 / 2;
		notification.y = grid.height - 150;
	}
};
speedBoostButton.up = function (x, y, obj) {
	if (speedBoostButton.isPressed) {
		speedBoostButton.isPressed = false;
		speedBoostButton.isActive = false;
		speedBoostActive = false;
		// Change button back to normal state
		speedBoostButton.removeChild(speedBoostButtonGraphics);
		speedBoostButtonGraphics = speedBoostButton.attachAsset('speedBoostButton', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		speedBoostButtonGraphics.scaleX = 4.0;
		speedBoostButtonGraphics.scaleY = 4.0;
	}
};
// Button functionality
redButton.down = function (x, y, obj) {
	if (!redButton.isPressed) {
		redButton.isPressed = true;
		// Change button appearance to pressed state
		redButton.removeChild(redButtonGraphics);
		redButtonGraphics = redButton.attachAsset('redButtonPressed', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		redButtonGraphics.scaleX = 4.0;
		redButtonGraphics.scaleY = 4.0;
		// Give 1 gold
		setGold(gold + 1);
		// Show gold increment indicator below the gold counter
		var randomXOffset = Math.random() * 450 - 250; // Random value between -250 and +200
		var goldIndicator = game.addChild(new GoldIndicator(1, LK.gui.top.x + goldText.x + 350 + randomXOffset, LK.gui.top.y + goldText.y + 140));
		goldIndicator.scaleX = 1.5;
		goldIndicator.scaleY = 1.5;
		// Towers should not fire when red button is pressed
		// Red button now only gives gold
	}
};
redButton.up = function (x, y, obj) {
	if (redButton.isPressed) {
		redButton.isPressed = false;
		// Change button back to normal state
		redButton.removeChild(redButtonGraphics);
		redButtonGraphics = redButton.attachAsset('redButton', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		redButtonGraphics.scaleX = 4.0;
		redButtonGraphics.scaleY = 4.0;
	}
};
game.update = function () {
	// Speed boost is now controlled by button press/release - no duration or cooldown needed
	// Apply speed boost to game mechanics
	var speedMultiplier = speedBoostActive ? 3 : 1;
	// Process wave progression with speed boost
	for (var speedTick = 0; speedTick < speedMultiplier; speedTick++) {
		waveIndicator.handleWaveProgression();
	}
	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 Swarm waves, spawn 50 enemies instead of 30 and remove spacing
			var actualEnemyCount = waveType === 'swarm' ? 50 : enemyCount;
			for (var i = 0; i < actualEnemyCount; 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;
				// All enemy types now spawn in the middle 6 tiles at the top spacing
				var gridWidth = 12;
				var midPoint = Math.floor(gridWidth / 2); // 6
				var spawnX, spawnY;
				if (waveType === 'swarm') {
					// For swarm waves, spawn without spacing - enemies spawn closely together
					spawnX = midPoint - 3 + Math.floor(Math.random() * 6); // x from 3 to 8
					spawnY = -1 - i * 0.3; // Minimal spacing for swarm waves
				} else {
					// Find a column that isn't occupied by another enemy that's not yet in view
					var availableColumns = [];
					for (var col = midPoint - 3; col < midPoint + 3; col++) {
						var columnOccupied = false;
						// Check if any enemy is already in this column but not yet in view
						for (var e = 0; e < enemies.length; e++) {
							if (enemies[e].cellX === col && enemies[e].currentCellY < 4) {
								columnOccupied = true;
								break;
							}
						}
						if (!columnOccupied) {
							availableColumns.push(col);
						}
					}
					// If all columns are occupied, use original random method
					if (availableColumns.length > 0) {
						// Choose a random unoccupied column
						spawnX = availableColumns[Math.floor(Math.random() * availableColumns.length)];
					} else {
						// Fallback to random if all columns are occupied
						spawnX = midPoint - 3 + Math.floor(Math.random() * 6); // x from 9 to 14
					}
					spawnY = -1 - i * 2 - Math.random() * 2; // Increased spacing between enemies
				}
				enemy.cellX = spawnX;
				enemy.cellY = 5; // Position after entry
				enemy.currentCellX = spawnX;
				enemy.currentCellY = spawnY;
				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;
		}
	}
	// Process enemies with speed boost
	for (var speedTick = 0; speedTick < speedMultiplier; speedTick++) {
		for (var a = enemies.length - 1; a >= 0; a--) {
			var enemy = enemies[a];
			if (enemy.health <= 0) {
				// --- Tutorial: check if this is the tutorial basic or flying enemy ---
				if (tutorialActive) {
					if (tutorialStep === 6 && tutorialBasicEnemy && enemy === tutorialBasicEnemy) {
						tutorialBasicEnemy = null;
						// Immediately spawn flying enemy when basic enemy is killed
						advanceTutorialStep();
						// Don't advance tutorial step here - let forward button press handle it
					}
					if (tutorialStep === 8 && tutorialFlyingEnemy && enemy === tutorialFlyingEnemy) {
						tutorialFlyingEnemy = null;
						// Show door highlight overlay with repair message
						advanceTutorialStep();
					}
				}
				for (var i = 0; i < enemy.bulletsTargetingThis.length; i++) {
					var bullet = enemy.bulletsTargetingThis[i];
					bullet.targetEnemy = null;
				}
				// Clean up door attacking if enemy was attacking a door
				if (enemy.attackingDoor) {
					enemy.attackingDoor.removeAttackingEnemy(enemy);
					enemy.attackingDoor = null;
				}
				// Enemies no longer give gold when killed
				// Gold indicator and gold earning removed
				// 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!"));
					notification.x = 2048 / 2;
					notification.y = grid.height - 150;
				}
				updateUI();
				// 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 door attacking if enemy was attacking a door
				if (enemy.attackingDoor) {
					enemy.attackingDoor.removeAttackingEnemy(enemy);
					enemy.attackingDoor = null;
				}
				// 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();
				}
			}
		}
	}
	// Process bullets with speed boost
	for (var speedTick = 0; speedTick < speedMultiplier; speedTick++) {
		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);
			}
		}
	}
	// Process towers with speed boost (for firing rate)
	for (var speedTick = 0; speedTick < speedMultiplier; speedTick++) {
		for (var t = 0; t < towers.length; t++) {
			var tower = towers[t];
			if (tower.update) {
				tower.update();
			}
		}
	}
	if (towerPreview.visible) {
		towerPreview.checkPlacement();
	}
	if (currentWave >= totalWaves && enemies.length === 0 && !waveInProgress) {
		LK.showYouWin();
	}
};