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

/**** 
* Classes
****/ 
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('Bala', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.target = null;
	self.speed = 800; // pixels per second
	self.damage = 0;
	self.directionX = 0; // Direction components for straight line movement
	self.directionY = 0;
	self.isAlive = true;
	self.hitCount = 0; // Track number of enemies hit by this bullet
	self.hitEnemies = []; // Track which specific enemies have been hit to prevent double-hitting
	// Calculate lifespan based on range and bullet speed with 20% buffer
	var bulletSpeed = 800; // Base bullet speed in pixels per second
	// Apply fastGame speed boost to bullet speed for lifespan calculation
	if (fastGame) {
		bulletSpeed = bulletSpeed * 1.5; // 50% faster when fastGame is true
	}
	var towerRange = self.towerRef ? self.towerRef.range : 400; // Use tower's range or default to 400
	var rangeBasedTravelTime = towerRange / bulletSpeed * 1000; // Convert to milliseconds
	var baseDuration = rangeBasedTravelTime * 1.2; // 20% more than range travel time
	var duration = baseDuration;
	// Apply duration multiplier if tower reference exists and has the multiplier
	if (self.towerRef && self.towerRef.bulletDurationMultiplier) {
		duration = baseDuration * self.towerRef.bulletDurationMultiplier;
	}
	tween(self, {}, {
		duration: duration,
		onFinish: function onFinish() {
			if (self.parent) {
				self.destroy();
			}
		}
	});
	self.update = function () {
		if (!self.isAlive) {
			return;
		}
		// Move in straight line using direction
		var effectiveSpeed = self.speed;
		// Apply fastGame speed boost to bullet movement (50% faster)
		if (fastGame) {
			effectiveSpeed = self.speed * 1.5;
		}
		self.x += self.directionX * effectiveSpeed * frameTime;
		self.y += self.directionY * effectiveSpeed * frameTime;
		// Check collision with all enemies, not just the original target
		for (var e = 0; e < enemies.length; e++) {
			var enemy = enemies[e];
			if (enemy && enemy.parent) {
				// Skip enemies that have already been hit by this bullet
				if (self.hitEnemies && self.hitEnemies.indexOf(enemy) !== -1) {
					continue;
				}
				// Check collision with enemy's hitbox instead of enemy center
				var hitbox = null;
				// Find the hitbox child in the enemy
				for (var i = 0; i < enemy.children.length; i++) {
					var child = enemy.children[i];
					// Check by texture URL first
					if (child.texture && child.texture.baseTexture && child.texture.baseTexture.resource && child.texture.baseTexture.resource.url && child.texture.baseTexture.resource.url.includes('hitbox')) {
						hitbox = child;
						break;
					}
					// Check by alpha value (hitbox has alpha 0.2 when visible, 0 when invisible)
					if (child.alpha === 0.2 || child.alpha === 0) {
						// Additional check: hitbox should have width and height of 120
						if (child.width === 120 && child.height === 120) {
							hitbox = child;
							break;
						}
					}
				}
				if (hitbox) {
					// Calculate distance to hitbox position (relative to enemy)
					var hitboxWorldX = enemy.x + hitbox.x;
					var hitboxWorldY = enemy.y + hitbox.y;
					var dx = hitboxWorldX - self.x;
					var dy = hitboxWorldY - self.y;
					var distanceSquared = dx * dx + dy * dy;
					// Use appropriate hitbox size for collision detection (hitbox is 120x120)
					var hitboxRadius = 60; // Standard collision radius matching visual hitbox
					if (distanceSquared < hitboxRadius * hitboxRadius) {
						// Initialize hit enemies array if it doesn't exist
						if (!self.hitEnemies) {
							self.hitEnemies = [];
						}
						// Add this enemy to the hit list
						self.hitEnemies.push(enemy);
						// Apply damage to enemy using its takeDamage method
						if (enemy.takeDamage) {
							enemy.takeDamage(self.damage);
						}
						// Add damage to tower's total damage counter
						if (self.towerRef && self.towerRef.parent) {
							self.towerRef.totalDamage += self.damage;
						}
						// Increment hit count and check if bullet should be destroyed
						self.hitCount++;
						var towerCross = self.towerRef && self.towerRef.cross ? self.towerRef.cross : 1;
						if (self.hitCount >= towerCross) {
							// Bullet has hit the required number of enemies, destroy it
							self.isAlive = false;
							if (self.parent) {
								self.destroy();
							}
							return;
						}
						// Continue to check other enemies
						break;
					}
				} else {
					// Fallback to enemy center if hitbox not found
					var dx = enemy.x - self.x;
					var dy = enemy.y - self.y;
					var distanceSquared = dx * dx + dy * dy;
					// If close enough to target, hit it (using squared distance to avoid sqrt)
					if (distanceSquared < 1600) {
						// 40 * 40 = 1600 - reasonable collision radius for visual accuracy
						// Initialize hit enemies array if it doesn't exist
						if (!self.hitEnemies) {
							self.hitEnemies = [];
						}
						// Add this enemy to the hit list
						self.hitEnemies.push(enemy);
						// Apply damage to enemy using its takeDamage method
						if (enemy.takeDamage) {
							enemy.takeDamage(self.damage);
						}
						// Add damage to tower's total damage counter
						if (self.towerRef && self.towerRef.parent) {
							self.towerRef.totalDamage += self.damage;
						}
						// Increment hit count and check if bullet should be destroyed
						self.hitCount++;
						var towerCross = self.towerRef && self.towerRef.cross ? self.towerRef.cross : 1;
						if (self.hitCount >= towerCross) {
							// Bullet has hit the required number of enemies, destroy it
							self.isAlive = false;
							if (self.parent) {
								self.destroy();
							}
							return;
						}
						// Continue to check other enemies
						break;
					}
				}
			}
		}
	};
	return self;
});
// Reusable tower creation function
var Gameplay = Container.expand(function () {
	var self = Container.call(this);
	var gameplayGraphics = self.attachAsset('gameplayBackground', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var UI = Container.expand(function () {
	var self = Container.call(this);
	var uiGraphics = self.attachAsset('uiBackground', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});

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

/**** 
* Game Code
****/ 
// Reusable tower creation function
7;
function createTowerBase(params) {
	return Container.expand(function () {
		var self = Container.call(this);
		// Tower parameters
		self.damage = params.damage;
		self.cadence = params.cadence;
		self.range = params.range;
		self.rangeSquared = self.range * self.range; // Cache squared range for optimization
		self.totalDamage = 0; // Track total damage dealt by this tower
		self.cross = 1; // Initialize cross value for this tower
		self.targetingPriority = 'first'; // Default targeting priority: 'first', 'last', 'strongest'
		var areaGraphics = self.attachAsset('Area', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Scale the area to match the tower's actual range
		var areaScale = self.range * 2 / 100; // Area asset is 100x100, so scale to range diameter
		areaGraphics.scaleX = areaScale;
		areaGraphics.scaleY = areaScale;
		areaGraphics.alpha = 0.3;
		areaGraphics.visible = false; // Hide range area by default
		var towerGraphics = self.attachAsset(params.asset, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Method to show range area
		self.showRange = function () {
			areaGraphics.visible = true;
		};
		// Method to hide range area
		self.hideRange = function () {
			areaGraphics.visible = false;
		};
		// Tower selection state
		self.isSelected = false;
		// Tower placement state
		self.isPlaced = false;
		// Shooting properties
		self.lastShotTime = 0;
		self.bullets = [];
		// Current target tracking
		self.currentTarget = null;
		// Method to find enemies in range
		self.findEnemiesInRange = function () {
			var enemiesInRange = [];
			// Check all enemies in the enemies array
			for (var i = 0; i < enemies.length; i++) {
				var enemy = enemies[i];
				if (enemy && enemy.parent) {
					var dx = enemy.x - self.x;
					var dy = enemy.y - self.y;
					var distanceSquared = dx * dx + dy * dy;
					if (distanceSquared <= self.rangeSquared) {
						// Analyze total incoming damage from all towers targeting this enemy
						var totalIncomingDamage = 0;
						var isBeingTargeted = false;
						// Check all towers and their bullets targeting this enemy
						for (var j = 0; j < placedTowers.length; j++) {
							var otherTower = placedTowers[j];
							if (otherTower !== self) {
								// Check if this tower is targeting the enemy
								if (otherTower.currentTarget === enemy) {
									isBeingTargeted = true;
								}
								// Count all bullets from this tower that are targeting this enemy
								for (var k = 0; k < otherTower.bullets.length; k++) {
									var bullet = otherTower.bullets[k];
									if (bullet && bullet.target === enemy && bullet.isAlive) {
										// Check if bullet hasn't already hit this enemy
										if (!bullet.hitEnemies || bullet.hitEnemies.indexOf(enemy) === -1) {
											totalIncomingDamage += bullet.damage;
										}
									}
								}
							}
						}
						// Add enemy to list if:
						// 1. Not being targeted at all, OR
						// 2. Being targeted but total incoming damage won't kill it
						var canTarget = !isBeingTargeted || totalIncomingDamage < enemy.currentHealth;
						if (canTarget) {
							enemiesInRange.push(enemy);
						}
					}
				}
			}
			// Sort enemies based on targeting priority
			enemiesInRange.sort(function (a, b) {
				if (self.targetingPriority === 'first') {
					// Calculate progress for enemy a
					var progressA = a.currentWaypointIndex;
					if (a.currentWaypointIndex < caminoPositions.length - 1) {
						var currentWaypointA = caminoPositions[a.currentWaypointIndex];
						var nextWaypointA = caminoPositions[a.currentWaypointIndex + 1];
						var totalDistanceA = Math.sqrt((nextWaypointA.x - currentWaypointA.x) * (nextWaypointA.x - currentWaypointA.x) + (nextWaypointA.y - currentWaypointA.y) * (nextWaypointA.y - currentWaypointA.y));
						var coveredDistanceA = Math.sqrt((a.x - currentWaypointA.x) * (a.x - currentWaypointA.x) + (a.y - currentWaypointA.y) * (a.y - currentWaypointA.y));
						progressA += totalDistanceA > 0 ? coveredDistanceA / totalDistanceA : 0;
					}
					// Calculate progress for enemy b
					var progressB = b.currentWaypointIndex;
					if (b.currentWaypointIndex < caminoPositions.length - 1) {
						var currentWaypointB = caminoPositions[b.currentWaypointIndex];
						var nextWaypointB = caminoPositions[b.currentWaypointIndex + 1];
						var totalDistanceB = Math.sqrt((nextWaypointB.x - currentWaypointB.x) * (nextWaypointB.x - currentWaypointB.x) + (nextWaypointB.y - currentWaypointB.y) * (nextWaypointB.y - currentWaypointB.y));
						var coveredDistanceB = Math.sqrt((b.x - currentWaypointB.x) * (b.x - currentWaypointB.x) + (b.y - currentWaypointB.y) * (b.y - currentWaypointB.y));
						progressB += totalDistanceB > 0 ? coveredDistanceB / totalDistanceB : 0;
					}
					// Sort in descending order (highest progress first = closest to end)
					return progressB - progressA;
				} else if (self.targetingPriority === 'last') {
					// Calculate progress for enemy a
					var progressA = a.currentWaypointIndex;
					if (a.currentWaypointIndex < caminoPositions.length - 1) {
						var currentWaypointA = caminoPositions[a.currentWaypointIndex];
						var nextWaypointA = caminoPositions[a.currentWaypointIndex + 1];
						var totalDistanceA = Math.sqrt((nextWaypointA.x - currentWaypointA.x) * (nextWaypointA.x - currentWaypointA.x) + (nextWaypointA.y - currentWaypointA.y) * (nextWaypointA.y - currentWaypointA.y));
						var coveredDistanceA = Math.sqrt((a.x - currentWaypointA.x) * (a.x - currentWaypointA.x) + (a.y - currentWaypointA.y) * (a.y - currentWaypointA.y));
						progressA += totalDistanceA > 0 ? coveredDistanceA / totalDistanceA : 0;
					}
					// Calculate progress for enemy b
					var progressB = b.currentWaypointIndex;
					if (b.currentWaypointIndex < caminoPositions.length - 1) {
						var currentWaypointB = caminoPositions[b.currentWaypointIndex];
						var nextWaypointB = caminoPositions[b.currentWaypointIndex + 1];
						var totalDistanceB = Math.sqrt((nextWaypointB.x - currentWaypointB.x) * (nextWaypointB.x - currentWaypointB.x) + (nextWaypointB.y - currentWaypointB.y) * (nextWaypointB.y - currentWaypointB.y));
						var coveredDistanceB = Math.sqrt((b.x - currentWaypointB.x) * (b.x - currentWaypointB.x) + (b.y - currentWaypointB.y) * (b.y - currentWaypointB.y));
						progressB += totalDistanceB > 0 ? coveredDistanceB / totalDistanceB : 0;
					}
					// Sort in ascending order (lowest progress first = farthest from end)
					return progressA - progressB;
				} else if (self.targetingPriority === 'strongest') {
					// Sort by health (highest health first = strongest)
					return b.currentHealth - a.currentHealth;
				}
				return 0;
			});
			return enemiesInRange;
		};
		// Method to shoot at target
		self.shoot = function (target) {
			var currentTime = Date.now();
			var effectiveCadence = self.cadence;
			// Apply fastGame speed boost to firing rate (50% faster = reduce cadence by 33%)
			if (fastGame) {
				effectiveCadence = self.cadence / 1.5;
			}
			if (currentTime - self.lastShotTime >= effectiveCadence) {
				// Function to create and fire a bullet
				var createBullet = function createBullet(angleOffset) {
					var bullet = new Bullet();
					// Calculate current direction to target
					var dx = target.x - self.x;
					var dy = target.y - self.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					// Predict enemy position based on distance
					var bulletSpeed = 800 * (self.bulletSpeedMultiplier || 1); // Apply speed multiplier if available
					// Apply fastGame speed boost to bullet speed (50% faster)
					if (fastGame) {
						bulletSpeed = bulletSpeed * 1.5;
					}
					var timeToReach = distance / bulletSpeed; // time in seconds for bullet to reach current target position
					// Calculate enemy movement prediction - farther enemies get more prediction (reduced)
					var baseEnemySpeed = 260; // Base enemy speed in pixels per second
					var enemySpeed = getEnemySpeed(target);
					// Adjust prediction factor based on fastGame mode for better accuracy
					var predictionFactor = fastGame ? 0.8 : 0.6; // More aggressive prediction in fast mode
					var predictionDistance = enemySpeed * timeToReach * predictionFactor;
					// Get enemy's current movement direction
					var enemyDx = 0;
					var enemyDy = 0;
					if (target.currentWaypointIndex < caminoPositions.length - 1) {
						var nextWaypoint = caminoPositions[target.currentWaypointIndex + 1];
						enemyDx = nextWaypoint.x - target.x;
						enemyDy = nextWaypoint.y - target.y;
						var enemyMoveDistance = Math.sqrt(enemyDx * enemyDx + enemyDy * enemyDy);
						if (enemyMoveDistance > 0) {
							// Normalize enemy direction
							enemyDx = enemyDx / enemyMoveDistance;
							enemyDy = enemyDy / enemyMoveDistance;
						}
					}
					// Calculate predicted target position
					var predictedX = target.x + enemyDx * predictionDistance;
					var predictedY = target.y + enemyDy * predictionDistance;
					// Calculate direction to predicted position with angle offset
					var predictedDx = predictedX - self.x;
					var predictedDy = predictedY - self.y;
					var baseAngle = Math.atan2(predictedDy, predictedDx);
					var adjustedAngle = baseAngle + angleOffset;
					var offsetDistance = 50; // Distance to spawn bullet ahead of tower
					// Spawn bullet slightly ahead in the adjusted direction
					bullet.x = self.x + Math.cos(adjustedAngle) * offsetDistance;
					bullet.y = self.y + Math.sin(adjustedAngle) * offsetDistance;
					// Set bullet direction for straight line movement in adjusted direction
					bullet.directionX = Math.cos(adjustedAngle);
					bullet.directionY = Math.sin(adjustedAngle);
					bullet.target = target;
					bullet.damage = self.damage;
					bullet.speed = bulletSpeed; // Use calculated speed with multiplier
					bullet.towerRef = self; // Store reference to the tower that fired this bullet
					// Rotate bullet to face adjusted direction
					bullet.rotation = adjustedAngle;
					self.bullets.push(bullet);
					game.addChild(bullet);
				};
				createBullet(0);
				// Fire side bullets if multishot upgrade is active
				if (self.hasMultishot) {
					createBullet(-Math.PI / 12); // 15 degrees to the left
					createBullet(Math.PI / 12); // 15 degrees to the right
				}
				self.lastShotTime = currentTime;
				// Play bullet shooting sound
				LK.getSound('Balababa').play();
				// Initialize attack sprites if not already created
				if (!self.attackSprite1) {
					self.attackSprite1 = self.attachAsset('TorreinicialAttack', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					self.attackSprite1.visible = false;
				}
				if (!self.attackSprite2) {
					self.attackSprite2 = self.attachAsset('TorreinicialAttack2', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					self.attackSprite2.visible = false;
				}
				if (!self.attackSprite3) {
					self.attackSprite3 = self.attachAsset('TorreinicialAttack3', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					self.attackSprite3.visible = false;
				}
				if (!self.normalSprite) {
					self.normalSprite = towerGraphics;
				}
				// Initialize animation frame counter if not exists
				if (!self.animationFrame) {
					self.animationFrame = 0;
				}
				// Cycle through attack sprites
				self.animationFrame = (self.animationFrame + 1) % 3;
				var currentAttackSprite;
				if (self.animationFrame === 0) {
					currentAttackSprite = self.attackSprite1;
				} else if (self.animationFrame === 1) {
					currentAttackSprite = self.attackSprite2;
				} else {
					currentAttackSprite = self.attackSprite3;
				}
				// Sync attack sprite properties with current sprite
				currentAttackSprite.rotation = towerGraphics.rotation;
				currentAttackSprite.scaleY = towerGraphics.scaleY;
				currentAttackSprite.x = towerGraphics.x;
				currentAttackSprite.y = towerGraphics.y;
				// Hide current sprite and show attack sprite
				towerGraphics.visible = false;
				currentAttackSprite.visible = true;
				towerGraphics = currentAttackSprite;
				// Animate attack sprite with scaling effect
				tween(currentAttackSprite, {
					scaleX: 1.2,
					scaleY: currentAttackSprite.scaleY > 0 ? 1.2 : -1.2
				}, {
					duration: 100,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(currentAttackSprite, {
							scaleX: 1.0,
							scaleY: currentAttackSprite.scaleY > 0 ? 1.0 : -1.0
						}, {
							duration: 150,
							easing: tween.easeIn
						});
					}
				});
				// Change back to normal sprite after a short delay using LK.setTimeout
				LK.setTimeout(function () {
					if (self.parent && currentAttackSprite && self.normalSprite) {
						// Sync normal sprite properties with current attack sprite
						self.normalSprite.rotation = currentAttackSprite.rotation;
						self.normalSprite.scaleY = currentAttackSprite.scaleY;
						self.normalSprite.x = currentAttackSprite.x;
						self.normalSprite.y = currentAttackSprite.y;
						// Hide attack sprite and show normal sprite
						currentAttackSprite.visible = false;
						self.normalSprite.visible = true;
						towerGraphics = self.normalSprite;
					}
				}, 250);
			}
		};
		// Update method for tower
		self.update = function () {
			// Clean up destroyed bullets
			for (var i = self.bullets.length - 1; i >= 0; i--) {
				if (!self.bullets[i].parent) {
					self.bullets.splice(i, 1);
				}
			}
			// Only shoot if tower is placed (check cached status)
			if (self.isPlaced) {
				// Clear current target if it's no longer valid
				if (self.currentTarget && (!self.currentTarget.parent || self.currentTarget.currentHealth <= 0)) {
					self.currentTarget = null;
				}
				// Find and shoot at enemies
				var enemies = self.findEnemiesInRange();
				if (enemies.length > 0) {
					var target = enemies[0];
					// Set current target
					self.currentTarget = target;
					// Calculate predicted target position for tower rotation
					var distance = Math.sqrt((target.x - self.x) * (target.x - self.x) + (target.y - self.y) * (target.y - self.y));
					var bulletSpeed = 800; // pixels per second
					// Apply fastGame speed boost to bullet speed for prediction calculations
					if (fastGame) {
						bulletSpeed = bulletSpeed * 1.5;
					}
					var timeToReach = distance / bulletSpeed;
					var enemySpeed = getEnemySpeed(target);
					// Adjust prediction factor based on fastGame mode for better accuracy
					var predictionFactor = fastGame ? 0.8 : 0.6; // More aggressive prediction in fast mode
					var predictionDistance = enemySpeed * timeToReach * predictionFactor;
					// Get enemy's current movement direction
					var enemyDx = 0;
					var enemyDy = 0;
					if (target.currentWaypointIndex < caminoPositions.length - 1) {
						var nextWaypoint = caminoPositions[target.currentWaypointIndex + 1];
						enemyDx = nextWaypoint.x - target.x;
						enemyDy = nextWaypoint.y - target.y;
						var enemyMoveDistance = Math.sqrt(enemyDx * enemyDx + enemyDy * enemyDy);
						if (enemyMoveDistance > 0) {
							// Normalize enemy direction
							enemyDx = enemyDx / enemyMoveDistance;
							enemyDy = enemyDy / enemyMoveDistance;
						}
					}
					// Calculate predicted target position
					var predictedX = target.x + enemyDx * predictionDistance;
					var predictedY = target.y + enemyDy * predictionDistance;
					// Calculate angle to predicted target position
					var dx = predictedX - self.x;
					var dy = predictedY - self.y;
					var targetAngle = Math.atan2(dy, dx) + Math.PI / 2; // Add 90° rotation offset
					// Smooth rotation using tween animation
					var angleDiff = targetAngle - towerGraphics.rotation;
					// Normalize angle difference to shortest path
					while (angleDiff > Math.PI) {
						angleDiff -= 2 * Math.PI;
					}
					while (angleDiff < -Math.PI) {
						angleDiff += 2 * Math.PI;
					}
					// Only rotate if angle difference is significant (> 0.1 radians)
					if (Math.abs(angleDiff) > 0.1) {
						// Stop any existing rotation tween
						tween.stop(towerGraphics, {
							rotation: true
						});
						// Animate rotation smoothly
						tween(towerGraphics, {
							rotation: targetAngle
						}, {
							duration: 200,
							easing: tween.easeOut
						});
					}
					// Keep tower orientation consistent - no flipping based on target position
					towerGraphics.scaleY = -1; // Always maintain normal orientation
					// Shoot at the first enemy found
					self.shoot(target);
				} else {
					// No enemies in range, clear current target
					self.currentTarget = null;
				}
			}
		};
		// Handle tower selection
		self.down = function (x, y, obj) {
			// Deselect all other towers first
			for (var i = 0; i < placedTowers.length; i++) {
				if (placedTowers[i] !== self) {
					placedTowers[i].isSelected = false;
					placedTowers[i].hideRange();
				}
			}
			// Toggle selection for this tower
			self.isSelected = !self.isSelected;
			if (self.isSelected) {
				self.showRange();
				updateTowerUpgrade(self); // Update UI with this tower's upgrade options
			} else {
				self.hideRange();
				updateTowerUpgrade(null); // Clear UI when deselected
			}
		};
		return self;
	});
}
var Tower = createTowerBase({
	damage: 1,
	// Damage dealt per shot
	cadence: 1000,
	// Time between shots in milliseconds (1 second)
	range: 400,
	// Range in pixels
	asset: 'torreInicial'
});
// Initialize tower-specific properties
Tower.prototype.cross = 1; // Each tower starts with cross value of 1
var draggedTower = null;
var isDragging = false;
var placedTowers = []; // Track all placed towers
// Cache frequently used values
var gameplayBounds = null;
var uiBounds = null;
var frameTime = 1 / 60; // Cache frame time calculation
// Reusable tower creation function that accepts tower constructor
function createTowerButton(color, x, y, TowerClass) {
	var buttonBG = game.addChild(LK.getAsset('BGbuttonTower', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5
	}));
	buttonBG.x = x;
	buttonBG.y = y;
	var button = game.addChild(new TowerClass());
	button.x = x;
	button.y = y;
	button.tint = color;
	// Store reference to button background for easy access
	button.buttonBG = buttonBG;
	button.down = function (x, y, obj) {
		isDragging = true;
		draggedTower = game.addChild(new TowerClass());
		draggedTower.x = button.x;
		draggedTower.y = button.y;
		draggedTower.alpha = 0.7;
		draggedTower.tint = color;
		draggedTower.showRange(); // Show range area when dragging
		// Initialize last valid position to starting position
		draggedTower.lastValidX = button.x;
		draggedTower.lastValidY = button.y;
	};
	return button;
}
// Game down handler to deselect towers when clicking on gameplay area
game.down = function (x, y, obj) {
	// Check if click is in gameplay area (not on UI or towers)
	var gameplayBounds = getGameplayBounds();
	var clickInGameplay = x >= gameplayBounds.left && x <= gameplayBounds.right && y >= gameplayBounds.top && y <= gameplayBounds.bottom;
	if (clickInGameplay) {
		// Deselect all towers
		for (var i = 0; i < placedTowers.length; i++) {
			placedTowers[i].isSelected = false;
			placedTowers[i].hideRange();
		}
		updateTowerUpgrade(null); // Clear tower upgrade when no tower is selected
	}
};
// Helper function to check if point is inside rotated rectangle
function isPointInRotatedRect(pointX, pointY, rectX, rectY, rectWidth, rectHeight, rotation) {
	// Translate point to rectangle's coordinate system
	var dx = pointX - rectX;
	var dy = pointY - rectY;
	// Rotate point by negative rotation to align with rectangle
	var cos = Math.cos(-rotation);
	var sin = Math.sin(-rotation);
	var rotatedX = dx * cos - dy * sin;
	var rotatedY = dx * sin + dy * cos;
	// Check if rotated point is within rectangle bounds with much larger bounds for better collision
	var halfWidth = rectWidth / 2 + 90; // Add 80 pixels buffer for much better collision detection
	var halfHeight = rectHeight / 2 + 60; // Add 80 pixels buffer for much better collision detection
	return Math.abs(rotatedX) <= halfWidth && Math.abs(rotatedY) <= halfHeight;
}
// Helper functions for bounds calculations
function getGameplayBounds() {
	return {
		left: gameplay.x - gameplay.width / 2,
		right: gameplay.x + gameplay.width / 2,
		top: gameplay.y - gameplay.height / 2,
		bottom: gameplay.y + gameplay.height / 2,
		centerX: gameplay.x,
		centerY: gameplay.y
	};
}
function getUIBounds() {
	return {
		left: ui.x - ui.width / 2,
		right: ui.x + ui.width / 2,
		top: ui.y - ui.height / 2,
		bottom: ui.y + ui.height / 2
	};
}
function isPointInUI(x, y) {
	var bounds = getUIBounds();
	return x >= bounds.left && x <= bounds.right && y >= bounds.top && y <= bounds.bottom;
}
function calculateDragOffset(x, y) {
	var bounds = getGameplayBounds();
	var distanceFromCenterX = Math.abs(x - bounds.centerX);
	var distanceFromCenterY = Math.abs(y - bounds.centerY);
	var maxDistanceX = gameplay.width / 2;
	var maxDistanceY = gameplay.height / 2;
	var normalizedDistanceX = distanceFromCenterX / maxDistanceX;
	var normalizedDistanceY = distanceFromCenterY / maxDistanceY;
	var maxOffset = 200;
	var offsetMagnitudeX = maxOffset * normalizedDistanceX;
	var offsetMagnitudeY = maxOffset * normalizedDistanceY;
	var offsetX = 0;
	var offsetY = 0;
	if (x >= bounds.centerX && y <= bounds.centerY) {
		offsetX = offsetMagnitudeX;
		offsetY = -offsetMagnitudeY;
	} else if (x <= bounds.centerX && y <= bounds.centerY) {
		offsetX = -offsetMagnitudeX;
		offsetY = -offsetMagnitudeY;
	} else if (x <= bounds.centerX && y >= bounds.centerY) {
		offsetX = -offsetMagnitudeX;
		offsetY = offsetMagnitudeY;
	} else if (x >= bounds.centerX && y >= bounds.centerY) {
		offsetX = offsetMagnitudeX;
		offsetY = offsetMagnitudeY;
	}
	return {
		offsetX: offsetX,
		offsetY: offsetY
	};
}
// Layer management - objects are added in z-index order (bottom to top)
// Background layer
var gameplay = game.addChild(new Gameplay());
gameplay.x = 1024;
gameplay.y = 1093;
// Game objects layer (towers will be added here)
// UI layer
var ui = game.addChild(new UI());
ui.x = 1024;
ui.y = 2459;
// Create single tower creation button
var towerButtons = [];
var startX = 400; // Position button on the left side
towerButtons.push(createTowerButton(0xffffff, startX, 2459, Tower)); // White tower (normal)
// Create path objects with transparency
var caminoObjects = [];
// Add several camino objects to create a path
var caminoPositions = [{
	x: 959,
	y: -99,
	rotation: 0,
	width: 200,
	height: 200
}, {
	x: 831,
	y: 50,
	rotation: 0.9948,
	width: 200,
	height: 510.2
}, {
	x: 574,
	y: 224,
	rotation: 0.8029,
	width: 190.3,
	height: 201.6
}, {
	x: 508,
	y: 313,
	rotation: 0.4538,
	width: 203.6,
	height: 200
}, {
	x: 488,
	y: 412,
	rotation: 0,
	width: 220.8,
	height: 191.1
}, {
	x: 516,
	y: 506,
	rotation: -0.6981,
	width: 214.2,
	height: 220
}, {
	x: 632,
	y: 587,
	rotation: 0.3491,
	width: 197,
	height: 220.9
}, {
	x: 883,
	y: 609,
	rotation: -0.0313,
	width: 390.1,
	height: 210.3
}, {
	x: 1144,
	y: 619,
	rotation: 0.1745,
	width: 200,
	height: 225.4
}, {
	x: 1318,
	y: 675,
	rotation: 0.4363,
	width: 224.6,
	height: 240
}, {
	x: 1457,
	y: 772,
	rotation: -0.733,
	width: 267.3,
	height: 199.6
}, {
	x: 1508,
	y: 922,
	rotation: 0,
	width: 228.8,
	height: 351.5
}, {
	x: 1459,
	y: 1134,
	rotation: -0.9250,
	width: 232.2,
	height: 231.9
}, {
	x: 1121,
	y: 1309,
	rotation: -0.3665,
	width: 652.6,
	height: 224.8
}, {
	x: 754,
	y: 1478,
	rotation: -0.7156,
	width: 227.5,
	height: 225.5
}, {
	x: 639,
	y: 1643,
	rotation: 0.4013,
	width: 224.5,
	height: 257.7
}, {
	x: 601,
	y: 1863,
	rotation: 0.0698,
	width: 239.2,
	height: 274.2
}, {
	x: 612,
	y: 2086,
	rotation: -0.1396,
	width: 236.3,
	height: 235
}];
for (var i = 0; i < caminoPositions.length; i++) {
	var camino = game.addChild(LK.getAsset('camino', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	camino.x = caminoPositions[i].x;
	camino.y = caminoPositions[i].y;
	camino.rotation = caminoPositions[i].rotation; // Apply rotation from positions array
	// Scale camino to match desired dimensions using width and height from caminoPositions
	var caminoWidth = caminoPositions[i].width || 200; // Use width from array or default to 200
	var caminoHeight = caminoPositions[i].height || 200; // Use height from array or default to 200
	camino.scaleX = caminoWidth / 200; // Asset is 200x200 by default
	camino.scaleY = caminoHeight / 200;
	camino.alpha = 0.2; // Set transparency to 0.2
	caminoObjects.push(camino);
}
// Create end object and place it at the final waypoint
var end = game.addChild(LK.getAsset('End', {
	anchorX: 0.5,
	anchorY: 0.5
}));
// Position end closer to the penultimate waypoint
var finalPosition = caminoPositions[caminoPositions.length - 1];
var penultimatePosition = caminoPositions[caminoPositions.length - 2];
// Calculate direction from penultimate to final waypoint
var dx = finalPosition.x - penultimatePosition.x;
var dy = finalPosition.y - penultimatePosition.y;
var distance = Math.sqrt(dx * dx + dy * dy);
// Move end object 60% of the way from final to penultimate position
var moveBackRatio = 0.6;
end.x = finalPosition.x - dx * moveBackRatio;
end.y = finalPosition.y - dy * moveBackRatio;
var directionAngle = Math.atan2(dy, dx);
end.rotation = directionAngle;
end.alpha = 1.0; // Remove transparency
// Wave system variables
var enemies = [];
// Dynamic wave generation function
function generateWaveData() {
	var waves = [];
	var baseEnemyCount = 10;
	var baseSpawnDelay = 800;
	for (var i = 0; i < 15; i++) {
		waves.push({
			enemyCount: baseEnemyCount + i * 5,
			spawnDelay: Math.max(220, baseSpawnDelay - i * 40),
			// Dynamic enemy distribution based on wave number
			distribution: getWaveDistribution(i)
		});
	}
	return waves;
}
// Simplified enemy distribution logic
function getWaveDistribution(waveIndex) {
	var distributions = [[10, 0, 0, 0, 0, 0],
	// Wave 1: 10x1-layer
	[15, 5, 0, 0, 0, 0],
	// Wave 2: 15x1-layer, 5x2-layer
	[15, 5, 5, 0, 0, 0],
	// Wave 3: 15x1, 5x2, 5x3-layer
	[15, 10, 5, 0, 0, 0],
	// Wave 4: 15x1, 10x2, 5x3-layer
	[15, 10, 10, 0, 0, 0],
	// Wave 5: 15x1, 10x2, 10x3-layer
	[15, 15, 10, 0, 0, 0],
	// Wave 6: 15x1, 15x2, 10x3-layer
	[15, 15, 15, 0, 0, 0],
	// Wave 7: 15x1, 15x2, 15x3-layer
	[15, 20, 15, 0, 0, 0],
	// Wave 8: 15x1, 20x2, 15x3-layer
	[15, 20, 20, 0, 0, 0],
	// Wave 9: 15x1, 20x2, 20x3-layer
	[15, 25, 20, 0, 0, 0],
	// Wave 10: 15x1, 25x2, 20x3-layer
	[15, 25, 20, 5, 0, 0],
	// Wave 11: 15x1, 25x2, 20x3, 5x4-layer
	[15, 25, 20, 10, 0, 0],
	// Wave 12: 15x1, 25x2, 20x3, 10x4-layer
	[15, 20, 20, 15, 5, 0],
	// Wave 13: 15x1, 20x2, 20x3, 15x4, 5x5-layer
	[15, 20, 20, 15, 10, 0],
	// Wave 14: 15x1, 20x2, 20x3, 15x4, 10x5-layer
	[15, 20, 20, 15, 15, 5] // Wave 15: 15x1, 20x2, 20x3, 15x4, 15x5-layer, 5x6-layer
	];
	return distributions[waveIndex] || [10, 0, 0, 0, 0, 0];
}
// Optimized function to determine enemy health layers
function getEnemyHealthLayers(waveIndex, enemyIndex) {
	var distribution = getWaveDistribution(waveIndex);
	var cumulative = 0;
	for (var layer = 0; layer < distribution.length; layer++) {
		cumulative += distribution[layer];
		if (enemyIndex < cumulative) {
			return layer + 1;
		}
	}
	return 1; // Default to 1 layer
}
var waveData = generateWaveData();
var currentWaveIndex = 0;
var enemiesSpawned = 0;
var waveInProgress = false;
var nextSpawnTime = 0;
// Base enemy class with common functionality
function createEnemyBase(healthLayers, speedMultiplier, color) {
	return Container.expand(function () {
		var self = Container.call(this);
		var enemyGraphics = self.attachAsset('Enemy', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1,
			scaleY: 1
		});
		// Add hitbox to enemy
		var hitboxGraphics = self.attachAsset('hitbox', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		hitboxGraphics.alpha = shotHitbox ? 0.2 : 0;
		// Set starting position to first camino waypoint
		self.x = caminoPositions[0].x;
		self.y = caminoPositions[0].y;
		// Path following properties
		self.currentWaypointIndex = 0;
		self.isMoving = false;
		// Health system for enemy
		self.maxHealth = healthLayers;
		self.currentHealth = self.maxHealth;
		self.healthLayers = [];
		self.canBeDestroyed = false;
		self.speedMultiplier = speedMultiplier;
		// Create health layers based on healthLayers parameter
		for (var i = 0; i < healthLayers; i++) {
			var colors = [0xff0000, 0x0000ff, 0x00ff00, 0xffff00, 0xff00ff, 0xFFFFFF]; // Red, Blue, Green, Yellow, Pink, White
			self.healthLayers.push({
				min: i + 1,
				max: i + 1,
				color: colors[i % colors.length]
			});
		}
		// Method to update enemy color based on health
		self.updateHealthColor = function () {
			for (var i = 0; i < this.healthLayers.length; i++) {
				var layer = this.healthLayers[i];
				if (this.currentHealth >= layer.min && this.currentHealth <= layer.max) {
					// Animate color transition using tween
					tween(this, {
						tint: layer.color
					}, {
						duration: 200,
						easing: tween.easeOut
					});
					break;
				}
			}
		};
		// Method to take damage
		self.takeDamage = function (damage) {
			var oldHealth = this.currentHealth;
			this.currentHealth = Math.max(0, this.currentHealth - damage);
			// Check if we crossed a layer boundary
			var oldLayer = -1;
			var newLayer = -1;
			for (var i = 0; i < this.healthLayers.length; i++) {
				var layer = this.healthLayers[i];
				if (oldHealth >= layer.min && oldHealth <= layer.max) {
					oldLayer = i;
				}
				if (this.currentHealth >= layer.min && this.currentHealth <= layer.max) {
					newLayer = i;
				}
			}
			// Update color if we changed layers or if this is the first damage
			if (oldLayer !== newLayer || oldHealth === this.maxHealth) {
				this.updateHealthColor();
			}
			// Update speed multiplier and movement speed based on new current health
			var newSpeed = getEnemySpeed(this);
			this.speedMultiplier = newSpeed / 260; // Calculate multiplier from speed
			// Immediately update movement speed if enemy is currently moving
			if (this.isMoving && this.moveSpeed) {
				// Apply fastGame speed boost
				if (fastGame) {
					newSpeed = newSpeed * 1.5; // 50% faster when fastGame is true
				}
				this.moveSpeed = newSpeed / 60; // Convert to pixels per frame (60 FPS)
			}
			// Check if enemy is dead
			if (this.currentHealth <= 0) {
				// Play random enemy death sound (1 of 3)
				var deathSounds = ['EnemyDerrivado', 'EnemigoDerrivado2', 'EnemigoDerrivado3'];
				var randomSoundIndex = Math.floor(Math.random() * deathSounds.length);
				LK.getSound(deathSounds[randomSoundIndex]).play();
				// Stop any running animations if enemy is in end animation
				if (this.canBeDestroyed) {
					tween.stop(this, {
						scaleX: true,
						scaleY: true,
						alpha: true
					});
				}
				// Remove from enemies array
				for (var j = 0; j < enemies.length; j++) {
					if (enemies[j] === this) {
						enemies.splice(j, 1);
						break;
					}
				}
				// Enemy is destroyed, remove it from the game
				this.destroy();
			}
		};
		// Method to move to next waypoint
		self.moveToNextWaypoint = function () {
			if (this.isMoving) {
				return;
			} // Don't start new movement if already moving
			// Check if we've reached near the end of the path (start animation much earlier)
			if (this.currentWaypointIndex >= caminoPositions.length - 2) {
				// Start shrinking and fading animation much earlier (5 waypoints before the end)
				this.canBeDestroyed = true; // Mark enemy as able to be destroyed during animation
				this.isEndAnimation = true;
				this.endAnimationTimer = 3000; // 3 seconds for end animation
				this.endAnimationStartScale = {
					x: this.scaleX,
					y: this.scaleY
				};
				this.endAnimationStartAlpha = this.alpha;
				return;
			}
			this.currentWaypointIndex = (this.currentWaypointIndex + 1) % caminoPositions.length;
			var nextWaypoint = caminoPositions[this.currentWaypointIndex];
			// Calculate movement properties for frame-by-frame movement
			var dx = nextWaypoint.x - this.x;
			var dy = nextWaypoint.y - this.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			var speed = getEnemySpeed(this);
			// Apply fastGame speed boost
			if (fastGame) {
				speed = speed * 1.5; // 50% faster when fastGame is true
			}
			// Store movement properties
			this.targetX = nextWaypoint.x;
			this.targetY = nextWaypoint.y;
			this.moveDirectionX = dx / distance; // Normalized direction
			this.moveDirectionY = dy / distance;
			this.moveSpeed = speed / 60; // Convert to pixels per frame (60 FPS)
			this.isMoving = true;
			// Calculate rotation to face the next waypoint
			var angle = Math.atan2(dy, dx);
			this.targetRotation = angle;
			// Calculate rotation difference for smooth rotation
			var angleDiff = angle - this.rotation;
			// Normalize angle difference to shortest path
			while (angleDiff > Math.PI) {
				angleDiff -= 2 * Math.PI;
			}
			while (angleDiff < -Math.PI) {
				angleDiff += 2 * Math.PI;
			}
			// Only rotate if angle difference is significant enough
			if (Math.abs(angleDiff) > 0.05) {
				// Stop any existing rotation tween
				tween.stop(this, {
					rotation: true
				});
				// Calculate rotation duration based on enemy speed for more responsive turning
				var baseDuration = 400; // Base duration in milliseconds
				var speedFactor = this.speedMultiplier || 1;
				var rotationDuration = Math.max(150, baseDuration / speedFactor); // Faster enemies turn quicker
				// Adjust duration based on how much we need to turn
				var angleMagnitude = Math.abs(angleDiff);
				var angleFactor = angleMagnitude / Math.PI; // 0 to 1 based on how much turn is needed
				rotationDuration = rotationDuration * (0.3 + 0.7 * angleFactor); // Scale duration with turn amount
				// Use tween for smooth, velocity-adjusted rotation
				tween(this, {
					rotation: angle
				}, {
					duration: rotationDuration,
					easing: tween.easeOut
				});
			}
		};
		// Frame-by-frame update method for movement
		self.update = function () {
			// Handle end animation
			if (this.isEndAnimation) {
				var animationSpeedMultiplier = fastGame ? 1.5 : 1.0; // 50% faster animation when fastGame is true
				this.endAnimationTimer -= frameTime * 1000 * animationSpeedMultiplier; // Convert frame time to milliseconds and apply speed multiplier
				var progress = 1 - this.endAnimationTimer / 3000; // Progress from 0 to 1
				// Animate scale and alpha
				this.scaleX = this.endAnimationStartScale.x * (1 - progress * 0.9); // Scale down to 10%
				this.scaleY = this.endAnimationStartScale.y * (1 - progress * 0.9);
				this.alpha = this.endAnimationStartAlpha * (1 - progress); // Fade to 0
				if (this.endAnimationTimer <= 0) {
					// Animation complete
					if (!this.parent) {
						return; // Enemy was already destroyed
					}
					// Enemy reached the end - reduce player life based on remaining health layers
					playerLife -= this.currentHealth;
					// Update life display
					lifeText.setText('Life: ' + playerLife);
					// Check if player is defeated
					if (playerLife <= 0) {
						LK.showGameOver();
						return;
					}
					// Remove from enemies array
					for (var j = 0; j < enemies.length; j++) {
						if (enemies[j] === this) {
							enemies.splice(j, 1);
							break;
						}
					}
					// Destroy the enemy
					this.destroy();
				}
				return;
			}
			// Rotation is now handled by tween system in moveToNextWaypoint method
			// Handle movement
			if (this.isMoving) {
				// Move towards target
				this.x += this.moveDirectionX * this.moveSpeed;
				this.y += this.moveDirectionY * this.moveSpeed;
				// Check if we've reached the target waypoint
				var dx = this.targetX - this.x;
				var dy = this.targetY - this.y;
				var distanceToTarget = Math.sqrt(dx * dx + dy * dy);
				if (distanceToTarget <= this.moveSpeed) {
					// Snap to target position
					this.x = this.targetX;
					this.y = this.targetY;
					this.isMoving = false;
					// Move to next waypoint immediately
					this.moveToNextWaypoint();
				}
			}
		};
		// Initialize enemy color
		self.updateHealthColor();
		// Start movement after a short delay
		LK.setTimeout(function () {
			self.moveToNextWaypoint();
		}, 500);
		return self;
	});
}
// Enemy Layer 1 (Red, base speed)
var EnemyCapa1 = createEnemyBase(1, 1.0, 0xff0000);
// Enemy Layer 2 (Blue, 5% faster)
var EnemyCapa2 = createEnemyBase(2, 1.05, 0x0000ff);
// Enemy Layer 3 (Green, 10% faster)
var EnemyCapa3 = createEnemyBase(3, 1.1, 0x00ff00);
// Enemy Layer 4 (Yellow, 75% faster)
var EnemyCapa4 = createEnemyBase(4, 1.75, 0xffff00);
// Enemy Layer 5 (Pink, 150% faster)
var EnemyCapa5 = createEnemyBase(5, 2.5, 0xff00ff);
// Enemy Layer 6 (White, 10% faster - same as green)
var EnemyCapa6 = createEnemyBase(6, 1.1, 0xFFFFFF);
// Centralized enemy speed calculation function
function getEnemySpeed(enemy) {
	var baseEnemySpeed = 260; // Base enemy speed in pixels per second
	var enemySpeedMultiplier = 1.0;
	if (enemy.currentHealth === 2) {
		enemySpeedMultiplier = 1.05; // 5% faster for 2 layers
	} else if (enemy.currentHealth === 3) {
		enemySpeedMultiplier = 1.1; // 10% faster for 3 layers
	} else if (enemy.currentHealth === 4) {
		enemySpeedMultiplier = 1.75; // 75% faster for 4 layers (yellow)
	} else if (enemy.currentHealth === 5) {
		enemySpeedMultiplier = 2.5; // 150% faster for 5 layers (pink)
	} else if (enemy.currentHealth === 6) {
		enemySpeedMultiplier = 1.1; // 10% faster for 6 layers (white) - same as green
	}
	return baseEnemySpeed * enemySpeedMultiplier;
}
// Function to update all enemy speeds (useful for fastGame toggle)
function updateAllEnemySpeeds() {
	for (var i = 0; i < enemies.length; i++) {
		var enemy = enemies[i];
		if (enemy && enemy.parent && enemy.isMoving && enemy.moveSpeed) {
			var newSpeed = getEnemySpeed(enemy);
			// Apply fastGame speed boost
			if (fastGame) {
				newSpeed = newSpeed * 1.5; // 50% faster when fastGame is true
			}
			enemy.moveSpeed = newSpeed / 60; // Convert to pixels per frame (60 FPS)
		}
	}
}
// Function to create enemy with specified health layers (for compatibility)
function createEnemy(healthLayers) {
	var enemy;
	switch (healthLayers) {
		case 1:
			enemy = game.addChild(new EnemyCapa1());
			break;
		case 2:
			enemy = game.addChild(new EnemyCapa2());
			break;
		case 3:
			enemy = game.addChild(new EnemyCapa3());
			break;
		case 4:
			enemy = game.addChild(new EnemyCapa4());
			break;
		case 5:
			enemy = game.addChild(new EnemyCapa5());
			break;
		case 6:
			enemy = game.addChild(new EnemyCapa6());
			break;
		default:
			enemy = game.addChild(new EnemyCapa1());
			break;
	}
	enemies.push(enemy);
	return enemy;
}
// Function to start a wave
function startWave(waveIndex) {
	if (waveIndex >= waveData.length) {
		// All waves completed
		LK.showYouWin();
		return;
	}
	currentWaveIndex = waveIndex;
	enemiesSpawned = 0;
	waveInProgress = true;
	nextSpawnTime = Date.now() + 2000; // Start spawning after 2 seconds
	currentWave = waveIndex + 1;
}
// Start first wave only if autoStartWaves is true
if (autoStartWaves) {
	startWave(0);
}
// Enemy is now stationary - no movement code needed
// UI mode management
var UI_MODE_TOWER_CREATION = 'creation';
var UI_MODE_TOWER_UPGRADE = 'upgrade';
var currentUIMode = UI_MODE_TOWER_CREATION;
// UI Upgrade panel for selected tower
var towerUpgradeContainer = game.addChild(new Container());
towerUpgradeContainer.x = 1024;
towerUpgradeContainer.y = 2250;
// Helper function to update range area visually
function updateRangeArea(tower) {
	if (tower.children[0]) {
		var areaScale = tower.range * 2 / 100;
		tower.children[0].scaleX = areaScale;
		tower.children[0].scaleY = areaScale;
	}
}
// Helper function to increment upgrade counter
function incrementUpgradeCounter(tower, type) {
	if (type === 'left') {
		tower.leftUpgrades = tower.leftUpgrades || 0;
		tower.leftUpgrades++;
	} else if (type === 'right') {
		tower.rightUpgrades = tower.rightUpgrades || 0;
		tower.rightUpgrades++;
	}
}
// Reusable upgrade system
var upgradeDefinitions = {
	speed: {
		title: 'Rapid Fire',
		cost: 75,
		apply: function apply(tower) {
			tower.cadence = Math.max(100, tower.cadence * 0.8);
			incrementUpgradeCounter(tower, 'left');
		}
	},
	range: {
		title: 'Eagle Eye',
		cost: 100,
		apply: function apply(tower) {
			tower.range = Math.floor(tower.range * 1.25);
			tower.rangeSquared = tower.range * tower.range;
			updateRangeArea(tower);
			incrementUpgradeCounter(tower, 'left');
		}
	},
	multishot: {
		title: 'Triple Threat',
		cost: 150,
		apply: function apply(tower) {
			tower.hasMultishot = true;
			incrementUpgradeCounter(tower, 'left');
		}
	},
	damage: {
		title: 'Power Surge',
		cost: 50,
		apply: function apply(tower) {
			tower.damage += 1;
		}
	},
	left_final: {
		title: 'Berserker Mode',
		cost: 200,
		apply: function apply(tower) {
			tower.damage += 1;
			tower.cadence = Math.max(50, tower.cadence * 0.25);
			incrementUpgradeCounter(tower, 'left');
		}
	},
	right1_damage: {
		title: 'Brutal Force',
		cost: 50,
		apply: function apply(tower) {
			tower.damage += 1;
			incrementUpgradeCounter(tower, 'right');
		}
	},
	right1_cross: {
		title: 'Chain Lightning',
		cost: 75,
		apply: function apply(tower) {
			tower.cross = (tower.cross || 1) + 2;
			incrementUpgradeCounter(tower, 'right');
		}
	},
	right1_range: {
		title: 'Sniper Scope',
		cost: 100,
		apply: function apply(tower) {
			tower.range = Math.floor(tower.range * 1.3);
			tower.rangeSquared = tower.range * tower.range;
			updateRangeArea(tower);
			incrementUpgradeCounter(tower, 'right');
		}
	},
	right1_cross_final: {
		title: 'Storm Walker',
		cost: 125,
		apply: function apply(tower) {
			tower.cross = (tower.cross || 1) + 2;
			tower.bulletSpeedMultiplier = 1.3;
			tower.bulletDurationMultiplier = 1.5;
			incrementUpgradeCounter(tower, 'right');
		}
	},
	right1_ultimate: {
		title: 'Apocalypse',
		cost: 300,
		apply: function apply(tower) {
			tower.bulletSpeedMultiplier = (tower.bulletSpeedMultiplier || 1) * 1.6;
			tower.cross = (tower.cross || 1) + 6;
			tower.damage += 2;
			incrementUpgradeCounter(tower, 'right');
		}
	},
	targeting_priority: {
		title: 'Hunter Instinct',
		cost: 0,
		apply: function apply(tower) {
			var priorities = ['first', 'last', 'strongest'];
			var currentIndex = priorities.indexOf(tower.targetingPriority);
			tower.targetingPriority = priorities[(currentIndex + 1) % priorities.length];
		}
	},
	maxed: {
		title: 'Legendary',
		cost: 999999,
		apply: function apply(tower) {
			// Do nothing - this upgrade can't be purchased
		}
	}
};
// Upgrade path configurations
var leftUpgradePath = ['speed', 'range', 'multishot', 'left_final'];
var rightUpgradePath = ['right1_damage', 'right1_range', 'right1_cross_final', 'right1_ultimate'];
// Function to get current left upgrade options for a tower
function getLeftUpgradeOptions(tower) {
	tower.leftUpgrades = tower.leftUpgrades || 0;
	return leftUpgradePath[tower.leftUpgrades] || 'maxed';
}
// Function to get current right upgrade options for a tower
function getRightUpgradeOptions(tower) {
	tower.rightUpgrades = tower.rightUpgrades || 0;
	return {
		first: rightUpgradePath[tower.rightUpgrades] || 'maxed',
		second: null
	};
}
// Left upgrade frame - Damage +1
var leftUpgradeFrame = towerUpgradeContainer.addChild(LK.getAsset('UpgradeBG', {
	anchorX: 0.5,
	anchorY: 0.5
}));
leftUpgradeFrame.x = -700;
leftUpgradeFrame.y = 180;
var leftUpgradeTitle = towerUpgradeContainer.addChild(new Text2('', {
	size: 60,
	fill: 0xFFFFFF
}));
leftUpgradeTitle.anchor.set(0.5, 0.5);
leftUpgradeTitle.x = -700;
leftUpgradeTitle.y = 0;
// Right upgrade frames and titles (only 2 slots)
var rightUpgradeFrame1 = towerUpgradeContainer.addChild(LK.getAsset('UpgradeBG', {
	anchorX: 0.5,
	anchorY: 0.5
}));
rightUpgradeFrame1.x = 100;
rightUpgradeFrame1.y = 180;
var rightUpgradeTitle1 = towerUpgradeContainer.addChild(new Text2('', {
	size: 60,
	fill: 0xFFFFFF
}));
rightUpgradeTitle1.anchor.set(0.5, 0.5);
rightUpgradeTitle1.x = 100;
rightUpgradeTitle1.y = 0;
var rightUpgradeFrame2 = towerUpgradeContainer.addChild(LK.getAsset('UpgradeBG', {
	anchorX: 0.5,
	anchorY: 0.5
}));
rightUpgradeFrame2.x = 400;
rightUpgradeFrame2.y = 180;
var rightUpgradeTitle2 = towerUpgradeContainer.addChild(new Text2('', {
	size: 60,
	fill: 0xFFFFFF
}));
rightUpgradeTitle2.anchor.set(0.5, 0.5);
rightUpgradeTitle2.x = 400;
rightUpgradeTitle2.y = 0;
// Priority button frame and title
var priorityUpgradeFrame = towerUpgradeContainer.addChild(LK.getAsset('UpgradeBG', {
	anchorX: 0.5,
	anchorY: 0.5
}));
priorityUpgradeFrame.x = 700;
priorityUpgradeFrame.y = 180;
var priorityUpgradeTitle = towerUpgradeContainer.addChild(new Text2('', {
	size: 60,
	fill: 0xFFFFFF
}));
priorityUpgradeTitle.anchor.set(0.5, 0.5);
priorityUpgradeTitle.x = 700;
priorityUpgradeTitle.y = 0;
// Store reference to currently selected tower
var selectedTowerForUpgrade = null;
// Function to switch UI modes
function setUIMode(mode) {
	currentUIMode = mode;
	if (mode === UI_MODE_TOWER_CREATION) {
		// Show tower creation buttons and their backgrounds
		for (var i = 0; i < towerButtons.length; i++) {
			towerButtons[i].visible = true;
			if (towerButtons[i].buttonBG) {
				towerButtons[i].buttonBG.visible = true;
			}
		}
		// Hide tower upgrade panel
		towerUpgradeContainer.visible = false;
		// Show fast mode button when in tower creation mode
		if (speedButton && speedButton.parent) {
			speedButton.visible = true;
		}
		// Show auto wave button when in tower creation mode
		if (autoWaveButton && autoWaveButton.parent) {
			autoWaveButton.visible = true;
		}
	} else if (mode === UI_MODE_TOWER_UPGRADE) {
		// Hide tower creation buttons and their backgrounds
		for (var i = 0; i < towerButtons.length; i++) {
			towerButtons[i].visible = false;
			if (towerButtons[i].buttonBG) {
				towerButtons[i].buttonBG.visible = false;
			}
		}
		// Show tower upgrade panel
		towerUpgradeContainer.visible = true;
		// Hide fast mode button when in tower upgrade mode
		if (speedButton && speedButton.parent) {
			speedButton.visible = false;
		}
		// Hide auto wave button when in tower upgrade mode
		if (autoWaveButton && autoWaveButton.parent) {
			autoWaveButton.visible = false;
		}
	}
}
// Function to create upgrade button with animation and functionality
function createUpgradeButton(upgradeType, x, y, container) {
	var upgradeDef = upgradeDefinitions[upgradeType];
	if (!upgradeDef) {
		return null;
	}
	var upgradeButton = container.addChild(LK.getAsset('uiBackground', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.15,
		scaleY: 0.15
	}));
	upgradeButton.x = x;
	upgradeButton.y = y;
	var upgradeText = container.addChild(new Text2('BUY', {
		size: 50,
		fill: 0x000000
	}));
	upgradeText.anchor.set(0.5, 0.5);
	upgradeText.x = x;
	upgradeText.y = y;
	// Add click handler with animation
	upgradeButton.down = function (x, y, obj) {
		if (selectedTowerForUpgrade && playerMoney >= upgradeDef.cost && upgradeType !== 'maxed') {
			// Apply upgrade
			upgradeDef.apply(selectedTowerForUpgrade);
			// Deduct cost
			playerMoney -= upgradeDef.cost;
			// Animate button press effect
			tween(upgradeButton, {
				scaleX: 0.12,
				scaleY: 0.12
			}, {
				duration: 100,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(upgradeButton, {
						scaleX: 0.15,
						scaleY: 0.15
					}, {
						duration: 150,
						easing: tween.bounceOut
					});
				}
			});
			// Flash button to show upgrade
			LK.effects.flashObject(upgradeButton, 0xFFFFFF, 300);
			// Refresh the upgrade display immediately after purchase
			updateTowerUpgrade(selectedTowerForUpgrade);
		}
	};
	return {
		button: upgradeButton,
		text: upgradeText,
		updateDisplay: function updateDisplay() {
			if (upgradeType === 'maxed') {
				upgradeButton.alpha = 0.5;
				upgradeText.alpha = 0.5;
				upgradeText.setText('BUY MAX');
			} else {
				var canAfford = selectedTowerForUpgrade && playerMoney >= upgradeDef.cost;
				upgradeButton.alpha = canAfford ? 1.0 : 0.5;
				upgradeText.alpha = canAfford ? 1.0 : 0.5;
				upgradeText.setText('BUY');
			}
		}
	};
}
// Upgrade button configurations
var upgradeButtonConfigs = [{
	type: 'left',
	x: -700,
	y: 380,
	title: leftUpgradeTitle,
	frame: leftUpgradeFrame
}, {
	type: 'right1',
	x: 100,
	y: 380,
	title: rightUpgradeTitle1,
	frame: rightUpgradeFrame1
}, {
	type: 'right2',
	x: 400,
	y: 380,
	title: rightUpgradeTitle2,
	frame: rightUpgradeFrame2
}, {
	type: 'priority',
	x: 700,
	y: 380,
	title: priorityUpgradeTitle,
	frame: priorityUpgradeFrame
}];
// Function to update tower upgrade display
function updateTowerUpgrade(tower) {
	if (tower) {
		// Store reference to selected tower for upgrades
		selectedTowerForUpgrade = tower;
		// Switch to tower upgrade mode when a tower is selected
		setUIMode(UI_MODE_TOWER_UPGRADE);
		// Get current upgrade options for this tower
		var leftOption = getLeftUpgradeOptions(tower);
		var rightOptions = getRightUpgradeOptions(tower);
		var upgradeOptions = [leftOption, rightOptions.first, rightOptions.second, 'targeting_priority'];
		// Clean up existing upgrade buttons and create new ones
		var upgradeButtons = [leftUpgrade, right1Upgrade, right2Upgrade, priorityUpgrade];
		for (var i = 0; i < upgradeButtons.length; i++) {
			// Clean up existing button
			if (upgradeButtons[i] && upgradeButtons[i].button && upgradeButtons[i].button.parent) {
				upgradeButtons[i].button.destroy();
				upgradeButtons[i].text.destroy();
			}
			// Create new button
			var config = upgradeButtonConfigs[i];
			var option = upgradeOptions[i];
			upgradeButtons[i] = option ? createUpgradeButton(option, config.x, config.y, towerUpgradeContainer) : null;
			// Update frame visibility
			if (option && upgradeDefinitions[option]) {
				var title = option === 'targeting_priority' ? 'Priority: ' + (tower.targetingPriority === 'first' ? 'First' : tower.targetingPriority === 'last' ? 'Last' : 'Strongest') : upgradeDefinitions[option].title;
				config.title.setText(title);
				config.frame.visible = true;
				config.title.visible = true;
			} else {
				config.title.setText('');
				config.frame.visible = false;
				config.title.visible = false;
			}
			// Update display
			if (upgradeButtons[i]) {
				upgradeButtons[i].updateDisplay();
			}
		}
		// Update references
		leftUpgrade = upgradeButtons[0];
		right1Upgrade = upgradeButtons[1];
		right2Upgrade = upgradeButtons[2];
		priorityUpgrade = upgradeButtons[3];
	} else {
		// Clear reference to selected tower
		selectedTowerForUpgrade = null;
		// Hide priority upgrade frame when no tower selected
		priorityUpgradeFrame.visible = false;
		priorityUpgradeTitle.visible = false;
		// Switch back to tower creation mode when no tower is selected
		setUIMode(UI_MODE_TOWER_CREATION);
	}
}
// Create upgrade buttons using the reusable system
var leftUpgrade = null; // Will be created dynamically
var right1Upgrade = null; // Will be created dynamically
var right2Upgrade = null; // Will be created dynamically
var priorityUpgrade = null; // Will be created dynamically
// Initialize with no tower selected and tower creation mode
updateTowerUpgrade(null);
setUIMode(UI_MODE_TOWER_CREATION);
// Add money, life and wave UI texts in the top-right corner
var moneyText = new Text2('Money: 100', {
	size: 80,
	fill: 0xFFFF00
});
moneyText.anchor.set(1, 0);
moneyText.x = 1900;
moneyText.y = 150;
game.addChild(moneyText);
var lifeText = new Text2('Life: 20', {
	size: 80,
	fill: 0xFF0000
});
lifeText.anchor.set(1, 0);
lifeText.x = 1900;
lifeText.y = 250;
game.addChild(lifeText);
var waveText = new Text2('Wave: 1', {
	size: 80,
	fill: 0x00FF00
});
waveText.anchor.set(1, 0);
waveText.x = 1900;
waveText.y = 350;
game.addChild(waveText);
// Add fast mode button to UI towers section
var speedButton = ui.addChild(LK.getAsset('x1Speed', {
	anchorX: 0.5,
	anchorY: 0.5
}));
speedButton.x = 800;
speedButton.y = -130;
// Add auto wave button below speed button
var autoWaveButton = ui.addChild(LK.getAsset('AutoWaveStop', {
	anchorX: 0.5,
	anchorY: 0.5
}));
autoWaveButton.x = 800;
autoWaveButton.y = 70;
// Add touch handler to speed button
speedButton.down = function (x, y, obj) {
	// Toggle fastGame variable
	fastGame = !fastGame;
	// Update button asset to reflect current speed
	if (fastGame) {
		// Remove current button and create new one with FastMode asset
		speedButton.destroy();
		speedButton = ui.addChild(LK.getAsset('FastMode', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		speedButton.x = 800;
		speedButton.y = -130;
		// Re-attach the down handler to the new button
		speedButton.down = arguments.callee;
	} else {
		// Remove current button and create new one with x1Speed asset
		speedButton.destroy();
		speedButton = ui.addChild(LK.getAsset('x1Speed', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		speedButton.x = 800;
		speedButton.y = -130;
		// Re-attach the down handler to the new button
		speedButton.down = arguments.callee;
	}
	// Immediately update all existing enemies' speeds
	updateAllEnemySpeeds();
	// Immediately update next spawn time to prevent delayed spawning
	if (waveInProgress && nextSpawnTime > Date.now()) {
		var currentWaveData = waveData[currentWaveIndex];
		var baseSpawnDelay = currentWaveData.spawnDelay;
		var adjustedSpawnDelay = fastGame ? baseSpawnDelay / 1.5 : baseSpawnDelay;
		var timeRemaining = nextSpawnTime - Date.now();
		var newTimeRemaining = fastGame ? timeRemaining / 1.5 : timeRemaining * 1.5;
		nextSpawnTime = Date.now() + newTimeRemaining;
	}
};
// Add touch handler to auto wave button
autoWaveButton.down = function (x, y, obj) {
	// Toggle autoStartWaves variable
	autoStartWaves = !autoStartWaves;
	// Update button asset to reflect current auto wave state
	if (autoStartWaves) {
		// Add rotation animation when auto wave is true
		var _startAutoWaveAnimation = function startAutoWaveAnimation() {
			tween(autoWaveButton, {
				rotation: autoWaveButton.rotation + Math.PI * 4 // Rotate 2 full turns (4 * PI)
			}, {
				duration: 5000,
				// Animation duration in milliseconds
				easing: tween.easeInOut,
				// Start slow, speed up, slow down
				onFinish: function onFinish() {
					// Animation complete, check if autoStartWaves is still true and repeat the animation
					if (autoStartWaves && autoWaveButton && autoWaveButton.parent) {
						_startAutoWaveAnimation(); // Start the animation again
					}
				}
			});
		};
		// Remove current button and create new one with Wavestart asset
		autoWaveButton.destroy();
		autoWaveButton = ui.addChild(LK.getAsset('Wavestart', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		autoWaveButton.x = 800;
		autoWaveButton.y = 70;
		// Re-attach the down handler to the new button
		autoWaveButton.down = arguments.callee;
		// Start the first wave if no wave is in progress
		if (!waveInProgress && currentWaveIndex < waveData.length) {
			startWave(currentWaveIndex);
		}
		_startAutoWaveAnimation(); // Initial call to start the loop
	} else {
		// Remove current button and create new one with AutoWaveStop asset
		autoWaveButton.destroy();
		autoWaveButton = ui.addChild(LK.getAsset('AutoWaveStop', {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		autoWaveButton.x = 800;
		autoWaveButton.y = 70;
		// Re-attach the down handler to the new button
		autoWaveButton.down = arguments.callee;
		// Stop the rotation animation when auto wave is false
		tween.stop(autoWaveButton, {
			rotation: true
		});
	}
};
// Initialize game variables
var gameStart = false; // Boolean to control game start state
var playerMoney = 99999;
var playerLife = 20;
var currentWave = 1;
var PathShow = false; // Boolean to control path visibility
var vida = 20; // Player's life/health
var dinero = 100; // Player's money/currency
var fastGame = false; // Boolean to control 2x speed mode
var autoStartWaves = false; // Boolean to control automatic wave starting
var antiHielo = false; // Boolean to control anti ice effect
var antiFuego = false; // Boolean to control anti fire effect
// Camino path dimensions - can be changed while maintaining 200x200 default
var caminoWidth = 200;
var caminoHeight = 200;
// Top overlay layer (pointer on top of everything)
var puntero = game.addChild(LK.getAsset('Puntero', {
	anchorX: 0.5,
	anchorY: 0.5
}));
puntero.x = 1024;
puntero.y = 1366;
puntero.alpha = 0;
// Game move handler for dragging
game.move = function (x, y, obj) {
	puntero.x = x;
	puntero.y = y;
	if (isDragging && draggedTower) {
		var gameplayBounds = getGameplayBounds();
		var uiBounds = getUIBounds();
		var offset = calculateDragOffset(x, y);
		var targetX = x + offset.offsetX;
		var targetY = y + offset.offsetY;
		// Apply boundary constraints
		if (targetY > uiBounds.top) {
			targetY = uiBounds.top - 70;
		}
		if (targetY < gameplayBounds.top) {
			targetY = gameplayBounds.top + 70;
		}
		if (targetX < uiBounds.left) {
			targetX = uiBounds.left + 70;
		}
		if (targetX < gameplayBounds.left + 70) {
			targetX = gameplayBounds.left + 70;
		}
		if (targetX > gameplayBounds.right - 70) {
			targetX = gameplayBounds.right - 70;
		}
		// Check if tower is too close to existing towers
		var minDistance = 140; // Standardized minimum distance between towers
		var minDistanceSquared = minDistance * minDistance;
		var tooCloseToOtherTowers = false;
		for (var i = 0; i < placedTowers.length; i++) {
			var existingTower = placedTowers[i];
			var dx = targetX - existingTower.x;
			var dy = targetY - existingTower.y;
			var distanceSquared = dx * dx + dy * dy;
			if (distanceSquared < minDistanceSquared) {
				tooCloseToOtherTowers = true;
				break;
			}
		}
		// Check if tower would be placed on camino path
		var onCamino = false;
		for (var i = 0; i < caminoObjects.length; i++) {
			var camino = caminoObjects[i];
			// Use dynamic dimensions with scaling
			var caminoEffectiveWidth = caminoWidth * camino.scaleX;
			var caminoEffectiveHeight = caminoHeight * camino.scaleY;
			// Check collision with rotated rectangle
			if (isPointInRotatedRect(targetX, targetY, camino.x, camino.y, caminoEffectiveWidth, caminoEffectiveHeight, camino.rotation)) {
				onCamino = true;
				break;
			}
		}
		// Update area tint based on pointer position and tower proximity
		var pointerInUI = isPointInUI(puntero.x, puntero.y);
		var cannotPlace = pointerInUI || tooCloseToOtherTowers || onCamino;
		var finalX, finalY;
		if (cannotPlace) {
			// Apply red tint to area when cannot place tower
			if (draggedTower.children[0]) {
				draggedTower.children[0].tint = 0xff0000;
			}
			// If position is invalid, try to find the closest valid position
			// First check if we have a last valid position
			if (draggedTower.lastValidX !== undefined && draggedTower.lastValidY !== undefined) {
				// Calculate distance to see if we should try to interpolate or just use last valid
				var distanceToLastValid = Math.sqrt((targetX - draggedTower.lastValidX) * (targetX - draggedTower.lastValidX) + (targetY - draggedTower.lastValidY) * (targetY - draggedTower.lastValidY));
				// If we're reasonably close to last valid position, try to find a valid position between current and last valid
				if (distanceToLastValid < 250) {
					var validPositionFound = false;
					var steps = 20; // More steps for better precision
					for (var step = 1; step <= steps; step++) {
						var ratio = step / steps;
						var testX = draggedTower.lastValidX + (targetX - draggedTower.lastValidX) * ratio;
						var testY = draggedTower.lastValidY + (targetY - draggedTower.lastValidY) * ratio;
						// Test this interpolated position
						var testTooClose = false;
						var testMinDistanceSquared = 140 * 140; // Use same standardized distance
						for (var i = 0; i < placedTowers.length; i++) {
							var existingTower = placedTowers[i];
							var dx = testX - existingTower.x;
							var dy = testY - existingTower.y;
							var distanceSquared = dx * dx + dy * dy;
							if (distanceSquared < testMinDistanceSquared) {
								testTooClose = true;
								break;
							}
						}
						var testOnCamino = false;
						if (!testTooClose) {
							for (var i = 0; i < caminoObjects.length; i++) {
								var camino = caminoObjects[i];
								// Use dynamic dimensions with scaling
								var caminoEffectiveWidth = caminoWidth * camino.scaleX;
								var caminoEffectiveHeight = caminoHeight * camino.scaleY;
								// Check collision with rotated rectangle
								if (isPointInRotatedRect(testX, testY, camino.x, camino.y, caminoEffectiveWidth, caminoEffectiveHeight, camino.rotation)) {
									testOnCamino = true;
									break;
								}
							}
						}
						var testPointerInUI = isPointInUI(testX, testY);
						if (!testTooClose && !testOnCamino && !testPointerInUI) {
							// Found a valid position
							finalX = testX;
							finalY = testY;
							validPositionFound = true;
							// Update last valid position to this new position
							draggedTower.lastValidX = testX;
							draggedTower.lastValidY = testY;
							// Remove red tint since we found a valid position
							if (draggedTower.children[0]) {
								draggedTower.children[0].tint = 0xFFFFFF;
							}
							break;
						}
					}
					if (!validPositionFound) {
						// Use last valid position
						finalX = draggedTower.lastValidX;
						finalY = draggedTower.lastValidY;
					}
				} else {
					// Too far from last valid position, just use it
					finalX = draggedTower.lastValidX;
					finalY = draggedTower.lastValidY;
				}
			} else {
				// No last valid position, use target position (shouldn't happen with proper initialization)
				finalX = targetX;
				finalY = targetY;
			}
		} else {
			// Remove tint from area when tower can be placed
			if (draggedTower.children[0]) {
				draggedTower.children[0].tint = 0xFFFFFF;
			}
			// Store this as the last valid position
			draggedTower.lastValidX = targetX;
			draggedTower.lastValidY = targetY;
			finalX = targetX;
			finalY = targetY;
		}
		// Apply different movement behavior based on validity
		if (cannotPlace) {
			// In invalid zones, use immediate positioning for quick stops
			draggedTower.x = finalX;
			draggedTower.y = finalY;
		} else {
			// In valid zones, use instant positioning for immediate tower appearance
			draggedTower.x = finalX;
			draggedTower.y = finalY;
		}
	}
};
// Cross variable to control bullet destruction after hitting enemies - now tower-specific
// var Cross = 1; // Removed global Cross, now each tower has its own cross value
// Variable to control enemy hitbox visibility
var shotHitbox = true; // When true, show enemy hitboxes; when false, hide them
// Game update handler
game.update = function () {
	// Update UI texts with current values
	moneyText.setText('Money: ' + playerMoney);
	lifeText.setText('Life: ' + playerLife);
	waveText.setText('Wave: ' + (currentWaveIndex + 1));
	// Update path visibility based on PathShow variable
	for (var i = 0; i < caminoObjects.length; i++) {
		caminoObjects[i].alpha = PathShow ? 0.2 : 0;
	}
	// Update enemy hitbox visibility based on shotHitbox variable
	for (var i = 0; i < enemies.length; i++) {
		var enemy = enemies[i];
		if (enemy && enemy.parent) {
			// Find the hitbox child in the enemy
			for (var j = 0; j < enemy.children.length; j++) {
				var child = enemy.children[j];
				// Check if this is a hitbox (either by texture URL or by alpha value)
				var isHitbox = false;
				if (child.texture && child.texture.baseTexture && child.texture.baseTexture.resource && child.texture.baseTexture.resource.url && child.texture.baseTexture.resource.url.includes('hitbox')) {
					isHitbox = true;
				} else if (child.alpha === 0.2 || child.alpha === 0) {
					// This might be a hitbox based on alpha value
					isHitbox = true;
				}
				if (isHitbox) {
					child.alpha = shotHitbox ? 0.2 : 0;
					break;
				}
			}
		}
	}
	// Wave spawning logic
	if (waveInProgress && currentWaveIndex < waveData.length) {
		var currentWaveData = waveData[currentWaveIndex];
		var currentTime = Date.now();
		if (currentTime >= nextSpawnTime && enemiesSpawned < currentWaveData.enemyCount) {
			// Determine health layers for this enemy using optimized function
			var healthLayers = getEnemyHealthLayers(currentWaveIndex, enemiesSpawned);
			// Spawn enemy
			createEnemy(healthLayers);
			enemiesSpawned++;
			var spawnDelay = currentWaveData.spawnDelay;
			// Apply fastGame spawn rate boost (50% faster = divide by 1.5)
			if (fastGame) {
				spawnDelay = spawnDelay / 1.5;
			}
			nextSpawnTime = currentTime + spawnDelay;
		}
		// Check if wave is complete
		if (enemiesSpawned >= currentWaveData.enemyCount && enemies.length === 0) {
			waveInProgress = false;
			// Start next wave after a delay only if autoStartWaves is true
			if (autoStartWaves) {
				var waveDelay = 500; // 0.5 second delay between waves (much faster)
				// Apply fastGame wave interval boost (50% faster = divide by 1.5)
				if (fastGame) {
					waveDelay = waveDelay / 1.5;
				}
				LK.setTimeout(function () {
					startWave(currentWaveIndex + 1);
				}, waveDelay);
			}
		}
	}
};
// Game release handler
game.up = function (x, y, obj) {
	if (isDragging && draggedTower) {
		var gameplayBounds = getGameplayBounds();
		var uiBounds = getUIBounds();
		var pointerInUI = isPointInUI(puntero.x, puntero.y);
		var towerInUI = draggedTower.x >= uiBounds.left && draggedTower.x <= uiBounds.right && draggedTower.y >= uiBounds.top && draggedTower.y <= uiBounds.bottom;
		// Check if tower is too close to existing towers at current position
		var minDistance = 140; // Standardized minimum distance between towers
		var minDistanceSquared = minDistance * minDistance;
		var tooCloseToTowers = false;
		for (var i = 0; i < placedTowers.length; i++) {
			var existingTower = placedTowers[i];
			var dx = draggedTower.x - existingTower.x;
			var dy = draggedTower.y - existingTower.y;
			var distanceSquared = dx * dx + dy * dy;
			if (distanceSquared < minDistanceSquared) {
				tooCloseToTowers = true;
				break;
			}
		}
		// Check if tower would be placed on camino path at current position
		var onCamino = false;
		for (var i = 0; i < caminoObjects.length; i++) {
			var camino = caminoObjects[i];
			// Use dynamic dimensions with scaling
			var caminoEffectiveWidth = caminoWidth * camino.scaleX;
			var caminoEffectiveHeight = caminoHeight * camino.scaleY;
			// Check collision with rotated rectangle
			if (isPointInRotatedRect(draggedTower.x, draggedTower.y, camino.x, camino.y, caminoEffectiveWidth, caminoEffectiveHeight, camino.rotation)) {
				onCamino = true;
				break;
			}
		}
		var canPlaceAtCurrentPosition = !pointerInUI && !towerInUI && !tooCloseToTowers && !onCamino && draggedTower.x >= gameplayBounds.left && draggedTower.x <= gameplayBounds.right && draggedTower.y >= gameplayBounds.top && draggedTower.y <= gameplayBounds.bottom;
		if (canPlaceAtCurrentPosition) {
			// Can place at current position
			draggedTower.alpha = 1.0;
			draggedTower.tint = 0xffffff;
			draggedTower.hideRange(); // Hide range area when placed
			draggedTower.isPlaced = true; // Set placement status
			placedTowers.push(draggedTower); // Add to placed towers array
			LK.getSound('TorreColocada').play(); // Play tower placement sound
		} else {
			// Cannot place at current position - destroy tower if it's in UI or invalid position
			draggedTower.destroy();
		}
		isDragging = false;
		draggedTower = null;
	}
};

===================================================================
--- original.js
+++ change.js
@@ -1836,8 +1836,10 @@
 var vida = 20; // Player's life/health
 var dinero = 100; // Player's money/currency
 var fastGame = false; // Boolean to control 2x speed mode
 var autoStartWaves = false; // Boolean to control automatic wave starting
+var antiHielo = false; // Boolean to control anti ice effect
+var antiFuego = false; // Boolean to control anti fire effect
 // Camino path dimensions - can be changed while maintaining 200x200 default
 var caminoWidth = 200;
 var caminoHeight = 200;
 // Top overlay layer (pointer on top of everything)