/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	playerSpeed: 1,
	enemySpeed: 1
});

/**** 
* Classes
****/ 
var Enemy = Container.expand(function (enemyType) {
	var self = Container.call(this);
	self.enemyType = enemyType || 'enemy';
	var assetName = self.enemyType;
	var graphics = self.attachAsset(assetName, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.formationX = 0;
	self.formationY = 0;
	self.isDiving = false;
	self.diveSpeed = 4 * (storage.enemySpeed || 1);
	self.moveSpeed = 2 * (storage.enemySpeed || 1);
	self.shootTimer = 0;
	self.shootDelay = Math.random() * 120 + 60;
	// Only some enemies can shoot (30% chance)
	self.canShoot = Math.random() < 0.3;
	self.update = function () {
		if (self.isDiving) {
			self.y += self.diveSpeed;
			self.x += Math.sin(self.y * 0.02) * 3;
		} else {
			// Formation movement
			var targetX = self.formationX + Math.sin(LK.ticks * 0.02) * 50;
			var targetY = self.formationY + Math.sin(LK.ticks * 0.01) * 20;
			self.x += (targetX - self.x) * 0.1;
			self.y += (targetY - self.y) * 0.1;
		}
		// Shooting logic - only if this enemy can shoot
		if (self.canShoot) {
			self.shootTimer++;
			if (self.shootTimer >= self.shootDelay) {
				self.shootTimer = 0;
				self.shootDelay = (Math.random() * 180 + 90) / (storage.enemySpeed || 1);
				var bullet = new EnemyBullet();
				bullet.x = self.x;
				bullet.y = self.y + 30;
				bullet.lastY = bullet.y;
				enemyBullets.push(bullet);
				game.addChild(bullet);
			}
		}
		// Random dive attack
		if (!self.isDiving && Math.random() < 0.001) {
			self.isDiving = true;
			if (self.canShoot) {
				self.shootDelay = 30; // Shoot more frequently when diving
			}
		}
	};
	return self;
});
var EnemyBullet = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('enemyBullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('playerShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.shootTimer = 0;
	self.shootDelay = Math.max(1, Math.floor(15 / (storage.playerSpeed || 1)));
	self.isDead = false;
	self.update = function () {
		if (self.isDead) return;
		self.shootTimer++;
		if (self.shootTimer >= self.shootDelay && isShooting) {
			self.shootTimer = 0;
			var bullet = new PlayerBullet();
			bullet.x = self.x;
			bullet.y = self.y - 30;
			bullet.lastY = bullet.y;
			playerBullets.push(bullet);
			game.addChild(bullet);
			LK.getSound('shoot').play();
		}
	};
	return self;
});
var PlayerBullet = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('playerBullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -12;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var SettingsMenu = Container.expand(function () {
	var self = Container.call(this);
	// Background
	var bg = LK.getAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 20,
		scaleY: 30
	});
	bg.alpha = 0.8;
	self.addChild(bg);
	// Title
	var titleTxt = new Text2('GAME SETTINGS', {
		size: 100,
		fill: 0xFFFFFF
	});
	titleTxt.anchor.set(0.5, 0.5);
	titleTxt.y = -400;
	self.addChild(titleTxt);
	// Player Speed Controls
	var playerSpeedTxt = new Text2('PLAYER SPEED: ' + (storage.playerSpeed || 1) + 'x', {
		size: 60,
		fill: 0x00FFFF
	});
	playerSpeedTxt.anchor.set(0.5, 0.5);
	playerSpeedTxt.y = -200;
	self.addChild(playerSpeedTxt);
	var playerMinusBtn = self.addChild(LK.getAsset('speedButton', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	playerMinusBtn.x = -150;
	playerMinusBtn.y = -100;
	var playerMinusTxt = new Text2('-', {
		size: 60,
		fill: 0xFFFFFF
	});
	playerMinusTxt.anchor.set(0.5, 0.5);
	playerMinusBtn.addChild(playerMinusTxt);
	var playerPlusBtn = self.addChild(LK.getAsset('speedButton', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	playerPlusBtn.x = 150;
	playerPlusBtn.y = -100;
	var playerPlusTxt = new Text2('+', {
		size: 60,
		fill: 0xFFFFFF
	});
	playerPlusTxt.anchor.set(0.5, 0.5);
	playerPlusBtn.addChild(playerPlusTxt);
	// Enemy Speed Controls
	var enemySpeedTxt = new Text2('ENEMY SPEED: ' + (storage.enemySpeed || 1) + 'x', {
		size: 60,
		fill: 0xFF4444
	});
	enemySpeedTxt.anchor.set(0.5, 0.5);
	enemySpeedTxt.y = 100;
	self.addChild(enemySpeedTxt);
	var enemyMinusBtn = self.addChild(LK.getAsset('speedButton', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	enemyMinusBtn.x = -150;
	enemyMinusBtn.y = 200;
	var enemyMinusTxt = new Text2('-', {
		size: 60,
		fill: 0xFFFFFF
	});
	enemyMinusTxt.anchor.set(0.5, 0.5);
	enemyMinusBtn.addChild(enemyMinusTxt);
	var enemyPlusBtn = self.addChild(LK.getAsset('speedButton', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	enemyPlusBtn.x = 150;
	enemyPlusBtn.y = 200;
	var enemyPlusTxt = new Text2('+', {
		size: 60,
		fill: 0xFFFFFF
	});
	enemyPlusTxt.anchor.set(0.5, 0.5);
	enemyPlusBtn.addChild(enemyPlusTxt);
	// Close Button
	var closeBtn = self.addChild(LK.getAsset('speedButton', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	closeBtn.x = 0;
	closeBtn.y = 350;
	var closeTxt = new Text2('CLOSE', {
		size: 50,
		fill: 0xFFFFFF
	});
	closeTxt.anchor.set(0.5, 0.5);
	closeBtn.addChild(closeTxt);
	// Button handlers
	playerMinusBtn.down = function () {
		LK.getSound('buttonClick').play();
		storage.playerSpeed = Math.max(1, (storage.playerSpeed || 1) - 1);
		playerSpeedTxt.setText('PLAYER SPEED: ' + storage.playerSpeed + 'x');
	};
	playerPlusBtn.down = function () {
		LK.getSound('buttonClick').play();
		storage.playerSpeed = Math.min(12, (storage.playerSpeed || 1) + 1);
		playerSpeedTxt.setText('PLAYER SPEED: ' + storage.playerSpeed + 'x');
	};
	enemyMinusBtn.down = function () {
		LK.getSound('buttonClick').play();
		storage.enemySpeed = Math.max(1, (storage.enemySpeed || 1) - 1);
		enemySpeedTxt.setText('ENEMY SPEED: ' + storage.enemySpeed + 'x');
	};
	enemyPlusBtn.down = function () {
		LK.getSound('buttonClick').play();
		storage.enemySpeed = Math.min(12, (storage.enemySpeed || 1) + 1);
		enemySpeedTxt.setText('ENEMY SPEED: ' + storage.enemySpeed + 'x');
	};
	closeBtn.down = function () {
		LK.getSound('buttonClick').play();
		settingsMenu.visible = false;
		gameIsPaused = false;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000011
});

/**** 
* Game Code
****/ 
var player;
var enemies = [];
var playerBullets = [];
var enemyBullets = [];
var dragNode = null;
var isShooting = false;
var waveTimer = 0;
var waveDelay = 300;
var currentWave = 1;
var gameSpeed = 1;
var settingsMenu = null;
var gameIsPaused = false;
var settingsButton = null;
var playerLives = 5;
function resetPlayer() {
	if (player) {
		player.destroy();
	}
	player = new Player();
	player.x = 2048 / 2;
	player.y = 2500;
	player.isDead = false;
	player.alpha = 1;
	game.addChild(player);
	dragNode = null;
	isShooting = false;
}
// Create score display
var scoreTxt = new Text2('0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create wave indicator
var waveTxt = new Text2('WAVE 1', {
	size: 60,
	fill: 0x00FFFF
});
waveTxt.anchor.set(0, 0);
waveTxt.x = 50;
waveTxt.y = 50;
LK.gui.topLeft.addChild(waveTxt);
// Create lives display
var livesTxt = new Text2('LIVES: 5', {
	size: 60,
	fill: 0x00FF00
});
livesTxt.anchor.set(1, 0);
livesTxt.x = 1950;
livesTxt.y = 50;
LK.gui.topRight.addChild(livesTxt);
// Create settings button (avoiding top-left 100x100 area)
settingsButton = LK.getAsset('settingsButton', {
	anchorX: 0.5,
	anchorY: 0.5
});
settingsButton.x = 1900;
settingsButton.y = 150;
var settingsTxt = new Text2('SET', {
	size: 30,
	fill: 0xFFFFFF
});
settingsTxt.anchor.set(0.5, 0.5);
settingsButton.addChild(settingsTxt);
LK.gui.topRight.addChild(settingsButton);
settingsButton.down = function () {
	LK.getSound('settingsOpen').play();
	if (!settingsMenu) {
		settingsMenu = new SettingsMenu();
		settingsMenu.x = 1024;
		settingsMenu.y = 1366;
		game.addChild(settingsMenu);
	}
	settingsMenu.visible = true;
	gameIsPaused = true;
};
// Initialize settings menu but keep it hidden
settingsMenu = new SettingsMenu();
settingsMenu.x = 2048 / 2;
settingsMenu.y = 2732 / 2;
settingsMenu.visible = false;
game.addChild(settingsMenu);
// Initialize player
player = new Player();
player.x = 2048 / 2;
player.y = 2500;
game.addChild(player);
function spawnEnemyWave() {
	var enemiesPerRow = 8;
	var rows = 4;
	var spacingX = 200;
	var spacingY = 120;
	var totalWidth = (enemiesPerRow - 1) * spacingX;
	var totalHeight = (rows - 1) * spacingY;
	var startX = (2048 - totalWidth) / 2;
	var startY = 200;
	var enemyTypes = ['enemy', 'enemyBlue', 'enemyGreen', 'enemyYellow'];
	for (var row = 0; row < rows; row++) {
		for (var col = 0; col < enemiesPerRow; col++) {
			var enemyType = enemyTypes[row % enemyTypes.length];
			var enemy = new Enemy(enemyType);
			enemy.x = startX + col * spacingX;
			enemy.y = startY + row * spacingY;
			enemy.formationX = enemy.x;
			enemy.formationY = enemy.y;
			enemies.push(enemy);
			game.addChild(enemy);
		}
	}
}
function handleMove(x, y, obj) {
	if (dragNode && !player.isDead) {
		dragNode.x = Math.max(40, Math.min(2008, x));
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	if (!player.isDead) {
		dragNode = player;
		isShooting = true;
		handleMove(x, y, obj);
	}
};
game.up = function (x, y, obj) {
	dragNode = null;
	isShooting = false;
};
// Spawn initial wave
spawnEnemyWave();
game.update = function () {
	if (player.isDead || gameIsPaused) return;
	// Update wave timer
	waveTimer++;
	// Check if all enemies are destroyed
	if (enemies.length === 0) {
		if (waveTimer >= waveDelay) {
			currentWave++;
			gameSpeed += 0.2;
			waveTimer = 0;
			waveTxt.setText('WAVE ' + currentWave);
			spawnEnemyWave();
		}
	}
	// Handle player bullets
	for (var i = playerBullets.length - 1; i >= 0; i--) {
		var bullet = playerBullets[i];
		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
		// Remove bullets that go off screen
		if (bullet.lastY >= -30 && bullet.y < -30) {
			bullet.destroy();
			playerBullets.splice(i, 1);
			continue;
		}
		// Check collision with enemies
		var hitEnemy = false;
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (bullet.intersects(enemy)) {
				// Award more points for diving enemies
				var points = enemy.isDiving ? 200 : 100;
				LK.setScore(LK.getScore() + points);
				scoreTxt.setText(LK.getScore());
				LK.getSound('enemyHit').play();
				LK.effects.flashObject(enemy, 0xffffff, 200);
				enemy.destroy();
				enemies.splice(j, 1);
				bullet.destroy();
				playerBullets.splice(i, 1);
				hitEnemy = true;
				break;
			}
		}
		if (!hitEnemy) {
			bullet.lastY = bullet.y;
		}
	}
	// Handle enemy bullets
	for (var i = enemyBullets.length - 1; i >= 0; i--) {
		var bullet = enemyBullets[i];
		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
		// Remove bullets that go off screen
		if (bullet.lastY <= 2762 && bullet.y > 2762) {
			bullet.destroy();
			enemyBullets.splice(i, 1);
			continue;
		}
		// Check collision with player
		if (bullet.intersects(player) && !player.isDead) {
			playerLives--;
			livesTxt.setText('LIVES: ' + playerLives);
			LK.getSound('playerHit').play();
			LK.effects.flashScreen(0xff0000, 500);
			if (playerLives <= 0) {
				player.isDead = true;
				tween(player, {
					alpha: 0
				}, {
					duration: 500,
					onFinish: function onFinish() {
						LK.showGameOver();
					}
				});
			} else {
				// Player still has lives, flash and reset position
				tween(player, {
					alpha: 0.3
				}, {
					duration: 200,
					onFinish: function onFinish() {
						tween(player, {
							alpha: 1
						}, {
							duration: 200
						});
					}
				});
				// Temporarily make player invulnerable
				player.isDead = true;
				LK.setTimeout(function () {
					player.isDead = false;
				}, 1000);
			}
			bullet.destroy();
			enemyBullets.splice(i, 1);
			continue;
		}
		bullet.lastY = bullet.y;
	}
	// Remove enemies that fly off screen during dive attacks
	for (var i = enemies.length - 1; i >= 0; i--) {
		var enemy = enemies[i];
		if (enemy.isDiving && enemy.y > 2800) {
			enemy.destroy();
			enemies.splice(i, 1);
		}
	}
	// Check if player collides with any enemy
	if (!player.isDead) {
		for (var i = 0; i < enemies.length; i++) {
			var enemy = enemies[i];
			if (player.intersects(enemy)) {
				playerLives--;
				livesTxt.setText('LIVES: ' + playerLives);
				LK.getSound('playerHit').play();
				LK.effects.flashScreen(0xff0000, 500);
				// Destroy the enemy that hit the player
				enemy.destroy();
				enemies.splice(i, 1);
				if (playerLives <= 0) {
					player.isDead = true;
					tween(player, {
						alpha: 0
					}, {
						duration: 500,
						onFinish: function onFinish() {
							LK.showGameOver();
						}
					});
				} else {
					// Player still has lives, flash and reset position
					tween(player, {
						alpha: 0.3
					}, {
						duration: 200,
						onFinish: function onFinish() {
							tween(player, {
								alpha: 1
							}, {
								duration: 200
							});
						}
					});
					// Temporarily make player invulnerable
					player.isDead = true;
					LK.setTimeout(function () {
						player.isDead = false;
					}, 1000);
				}
				break;
			}
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -258,8 +258,22 @@
 var gameSpeed = 1;
 var settingsMenu = null;
 var gameIsPaused = false;
 var settingsButton = null;
+var playerLives = 5;
+function resetPlayer() {
+	if (player) {
+		player.destroy();
+	}
+	player = new Player();
+	player.x = 2048 / 2;
+	player.y = 2500;
+	player.isDead = false;
+	player.alpha = 1;
+	game.addChild(player);
+	dragNode = null;
+	isShooting = false;
+}
 // Create score display
 var scoreTxt = new Text2('0', {
 	size: 80,
 	fill: 0xFFFFFF
@@ -274,8 +288,17 @@
 waveTxt.anchor.set(0, 0);
 waveTxt.x = 50;
 waveTxt.y = 50;
 LK.gui.topLeft.addChild(waveTxt);
+// Create lives display
+var livesTxt = new Text2('LIVES: 5', {
+	size: 60,
+	fill: 0x00FF00
+});
+livesTxt.anchor.set(1, 0);
+livesTxt.x = 1950;
+livesTxt.y = 50;
+LK.gui.topRight.addChild(livesTxt);
 // Create settings button (avoiding top-left 100x100 area)
 settingsButton = LK.getAsset('settingsButton', {
 	anchorX: 0.5,
 	anchorY: 0.5
@@ -411,19 +434,42 @@
 			continue;
 		}
 		// Check collision with player
 		if (bullet.intersects(player) && !player.isDead) {
-			player.isDead = true;
+			playerLives--;
+			livesTxt.setText('LIVES: ' + playerLives);
 			LK.getSound('playerHit').play();
-			LK.effects.flashScreen(0xff0000, 1000);
-			tween(player, {
-				alpha: 0
-			}, {
-				duration: 500,
-				onFinish: function onFinish() {
-					LK.showGameOver();
-				}
-			});
+			LK.effects.flashScreen(0xff0000, 500);
+			if (playerLives <= 0) {
+				player.isDead = true;
+				tween(player, {
+					alpha: 0
+				}, {
+					duration: 500,
+					onFinish: function onFinish() {
+						LK.showGameOver();
+					}
+				});
+			} else {
+				// Player still has lives, flash and reset position
+				tween(player, {
+					alpha: 0.3
+				}, {
+					duration: 200,
+					onFinish: function onFinish() {
+						tween(player, {
+							alpha: 1
+						}, {
+							duration: 200
+						});
+					}
+				});
+				// Temporarily make player invulnerable
+				player.isDead = true;
+				LK.setTimeout(function () {
+					player.isDead = false;
+				}, 1000);
+			}
 			bullet.destroy();
 			enemyBullets.splice(i, 1);
 			continue;
 		}
@@ -441,19 +487,45 @@
 	if (!player.isDead) {
 		for (var i = 0; i < enemies.length; i++) {
 			var enemy = enemies[i];
 			if (player.intersects(enemy)) {
-				player.isDead = true;
+				playerLives--;
+				livesTxt.setText('LIVES: ' + playerLives);
 				LK.getSound('playerHit').play();
-				LK.effects.flashScreen(0xff0000, 1000);
-				tween(player, {
-					alpha: 0
-				}, {
-					duration: 500,
-					onFinish: function onFinish() {
-						LK.showGameOver();
-					}
-				});
+				LK.effects.flashScreen(0xff0000, 500);
+				// Destroy the enemy that hit the player
+				enemy.destroy();
+				enemies.splice(i, 1);
+				if (playerLives <= 0) {
+					player.isDead = true;
+					tween(player, {
+						alpha: 0
+					}, {
+						duration: 500,
+						onFinish: function onFinish() {
+							LK.showGameOver();
+						}
+					});
+				} else {
+					// Player still has lives, flash and reset position
+					tween(player, {
+						alpha: 0.3
+					}, {
+						duration: 200,
+						onFinish: function onFinish() {
+							tween(player, {
+								alpha: 1
+							}, {
+								duration: 200
+							});
+						}
+					});
+					// Temporarily make player invulnerable
+					player.isDead = true;
+					LK.setTimeout(function () {
+						player.isDead = false;
+					}, 1000);
+				}
 				break;
 			}
 		}
 	}