/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var EnemyBullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('enemyBullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 15; self.update = function () { self.y += self.speed; }; return self; }); var EnemyCowboy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('enemyCowboy', { anchorX: 0.5, anchorY: 0.5 }); var weapon = self.attachAsset('enemyWeapon', { anchorX: 0.5, anchorY: 0.5, x: 30, y: 0 }); self.lane = 1; self.speed = 3; self.lastShot = 0; self.shootCooldown = 180; // 3 seconds at 60fps self.targetLane = 1; self.laneChangeSpeed = 8; self.aiType = 'A'; // A: stay same lane, B: random switch, C: track player self.lastLaneChange = 0; self.update = function () { self.y += self.speed; // Move towards target lane var targetX = getLaneX(self.targetLane); if (Math.abs(self.x - targetX) > self.laneChangeSpeed) { if (self.x < targetX) { self.x += self.laneChangeSpeed; } else { self.x -= self.laneChangeSpeed; } } else { self.x = targetX; self.lane = self.targetLane; } // Shooting logic self.lastShot++; if (self.lastShot >= self.shootCooldown) { self.lastShot = 0; // Create enemy bullet var bullet = new EnemyBullet(); var weaponPos = weapon.parent.toGlobal(weapon.position); var gamePos = game.toLocal(weaponPos); bullet.x = gamePos.x; bullet.y = gamePos.y; enemyBullets.push(bullet); game.addChild(bullet); // Animate weapon recoil tween(weapon, { scaleY: 0.8 }, { duration: 100, onFinish: function onFinish() { tween(weapon, { scaleY: 1 }, { duration: 100 }); } }); } // AI behavior self.lastLaneChange++; if (self.lastLaneChange >= 120) { // Every 2 seconds self.lastLaneChange = 0; if (self.aiType === 'B') { // Random switch self.targetLane = Math.floor(Math.random() * 3); } else if (self.aiType === 'C') { // Track player if (player) { self.targetLane = player.lane; } } } // Type A stays in same lane (no change needed) }; return self; }); var MiniBoss = Container.expand(function () { var self = Container.call(this); var bossGraphics = self.attachAsset('miniBoss', { anchorX: 0.5, anchorY: 0.5 }); var weapon = self.attachAsset('enemyWeapon', { anchorX: 0.5, anchorY: 0.5, x: 40, y: 0 }); self.lane = 1; self.speed = 4; self.health = 3; self.maxHealth = 3; self.lastShot = 0; self.shootCooldown = 120; // 2 seconds at 60fps self.targetLane = 1; self.laneChangeSpeed = 10; self.update = function () { self.y += self.speed; // Move towards target lane var targetX = getLaneX(self.targetLane); if (Math.abs(self.x - targetX) > self.laneChangeSpeed) { if (self.x < targetX) { self.x += self.laneChangeSpeed; } else { self.x -= self.laneChangeSpeed; } } else { self.x = targetX; self.lane = self.targetLane; } // Shooting logic self.lastShot++; if (self.lastShot >= self.shootCooldown) { self.lastShot = 0; var bullet = new EnemyBullet(); var weaponPos = weapon.parent.toGlobal(weapon.position); var gamePos = game.toLocal(weaponPos); bullet.x = gamePos.x; bullet.y = gamePos.y; enemyBullets.push(bullet); game.addChild(bullet); // Animate weapon recoil tween(weapon, { scaleY: 0.8 }, { duration: 100, onFinish: function onFinish() { tween(weapon, { scaleY: 1 }, { duration: 100 }); } }); } // Random lane changing if (LK.ticks % 120 === 0 && Math.random() < 0.5) { self.targetLane = Math.floor(Math.random() * 3); } }; self.takeDamage = function () { self.health--; LK.getSound('miniBossHit').play(); // Flash red when hit tween(bossGraphics, { tint: 0xFF0000 }, { duration: 200, onFinish: function onFinish() { tween(bossGraphics, { tint: 0xFFFFFF }, { duration: 200 }); } }); }; return self; }); var Player = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.attachAsset('cowboy', { anchorX: 0.5, anchorY: 0.5 }); var weapon = self.attachAsset('playerWeapon', { anchorX: 0.5, anchorY: 0.5, x: -25, y: -10 }); self.lane = 1; self.targetLane = 1; self.laneChangeSpeed = 12; self.lastShot = 0; self.shootCooldown = 72; // 1.2 seconds at 60fps self.update = function () { // Move towards target lane var targetX = getLaneX(self.targetLane); if (Math.abs(self.x - targetX) > self.laneChangeSpeed) { if (self.x < targetX) { self.x += self.laneChangeSpeed; } else { self.x -= self.laneChangeSpeed; } } else { self.x = targetX; self.lane = self.targetLane; } self.lastShot++; }; self.moveLeft = function () { if (self.targetLane > 0) { self.targetLane--; } }; self.moveRight = function () { if (self.targetLane < 2) { self.targetLane++; } }; self.shoot = function () { var cooldown = playerRapidFire > 0 ? 30 : self.shootCooldown; // Rapid fire reduces cooldown if (self.lastShot >= cooldown) { self.lastShot = 0; var bullet = new PlayerBullet(); var weaponPos = weapon.parent.toGlobal(weapon.position); var gamePos = game.toLocal(weaponPos); bullet.x = gamePos.x; bullet.y = gamePos.y; // Apply explosive shot if active if (playerExplosiveShot) { bullet.makeExplosive(); playerExplosiveShot = false; // One-time use } playerBullets.push(bullet); game.addChild(bullet); LK.getSound('shoot').play(); // Animate weapon recoil tween(weapon, { scaleY: 0.7 }, { duration: 80, onFinish: function onFinish() { tween(weapon, { scaleY: 1 }, { duration: 120 }); } }); } }; return self; }); var PlayerBullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('playerBullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = -20; self.isExplosive = false; self.update = function () { self.y += self.speed; }; // Make bullet explosive self.makeExplosive = function () { self.isExplosive = true; bulletGraphics.tint = 0xFF4500; // Orange tint for explosive bulletGraphics.scaleX = 1.5; bulletGraphics.scaleY = 1.5; }; return self; }); var PowerUp = Container.expand(function () { var self = Container.call(this); self.type = 'rapidFire'; // rapidFire, shield, explosive self.speed = 5; self.update = function () { self.y += self.speed; }; return self; }); var Wall = Container.expand(function () { var self = Container.call(this); var wallGraphics = self.attachAsset('wall', { anchorX: 0.5, anchorY: 0.5 }); self.maxHealth = 250; self.health = self.maxHealth; self.isDestroyed = false; self.takeDamage = function (damage) { if (self.isDestroyed) { return; } self.health -= damage; LK.getSound('wallHit').play(); // Visual damage feedback var damagePercent = 1 - self.health / self.maxHealth; wallGraphics.tint = 0xFFFFFF - 0x444444 * damagePercent; // Shake effect tween(self, { x: self.x + 10 }, { duration: 100, onFinish: function onFinish() { tween(self, { x: self.x - 10 }, { duration: 100 }); } }); if (self.health <= 0) { self.destroyWall(); } }; self.destroyWall = function () { if (self.isDestroyed) { return; } self.isDestroyed = true; LK.getSound('wallBreak').play(); // Destruction animation tween(self, { alpha: 0, scaleY: 0.1 }, { duration: 500, onFinish: function onFinish() { self.destroy(); } }); }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0xFF8C00 }); /**** * Game Code ****/ // Game variables var player; var enemies = []; var playerBullets = []; var enemyBullets = []; var gameSpeed = 1; var survivalTime = 0; var killCount = 0; var lastEnemySpawn = 0; var enemySpawnRate = 200; // 5 seconds at 60fps var speedIncreaseTimer = 0; var wall; var powerUps = []; var miniBosses = []; var lastMiniBossSpawn = 0; var lastPowerUpSpawn = 0; var lastExplosiveSpawn = 0; var playerHasShield = false; var playerRapidFire = 0; var playerExplosiveShot = false; var sandstormActive = false; var sandstormTimer = 0; var lastSandstorm = 0; var repairBtn = null; // Lane positions function getLaneX(lane) { var laneWidth = 2048 / 3; return laneWidth * lane + laneWidth / 2; } // Add orange background var orangeBackground = game.addChild(LK.getAsset('orangeBackground', { anchorX: 0, anchorY: 0, x: 0, y: 0 })); // Create wall wall = game.addChild(new Wall()); wall.x = 1024; wall.y = 1800; // Create player player = game.addChild(new Player()); player.x = getLaneX(1); player.y = 2200; // Create UI var scoreTxt = new Text2('SCORE: 0', { size: 70, fill: 0x00FF00 }); scoreTxt.anchor.set(0, 0); LK.gui.topLeft.addChild(scoreTxt); scoreTxt.x = 120; scoreTxt.y = 20; var killsTxt = new Text2('KILLS: 0', { size: 70, fill: 0xFF0080 }); killsTxt.anchor.set(1, 0); LK.gui.topRight.addChild(killsTxt); killsTxt.y = 20; // Wall health bar var wallHealthBar = new Text2('WALL: 100/100', { size: 60, fill: 0x00CCFF }); wallHealthBar.anchor.set(0.5, 0); LK.gui.top.addChild(wallHealthBar); wallHealthBar.y = 80; // Control buttons var leftBtn = new Text2('◀', { size: 130, fill: 0xFFFF00 }); leftBtn.anchor.set(0.5, 0.5); LK.gui.bottomLeft.addChild(leftBtn); leftBtn.x = 200; leftBtn.y = -150; var rightBtn = new Text2('▶', { size: 130, fill: 0xFFFF00 }); rightBtn.anchor.set(0.5, 0.5); LK.gui.bottomRight.addChild(rightBtn); rightBtn.x = -200; rightBtn.y = -150; var shootBtn = LK.getAsset('fireButton', { anchorX: 0.5, anchorY: 0.5 }); LK.gui.bottom.addChild(shootBtn); shootBtn.y = -150; // Button event handlers leftBtn.down = function () { player.moveLeft(); }; rightBtn.down = function () { player.moveRight(); }; shootBtn.down = function () { player.shoot(); }; // Function to show/hide repair button function updateRepairButton() { if (LK.getScore() >= 50 && wall && !wall.isDestroyed && wall.health < wall.maxHealth) { if (!repairBtn) { repairBtn = LK.getAsset('repairButton', { anchorX: 0.5, anchorY: 0.5 }); LK.gui.center.addChild(repairBtn); repairBtn.y = 200; repairBtn.down = function () { if (LK.getScore() >= 50 && wall && wall.health < wall.maxHealth) { LK.setScore(LK.getScore() - 50); wall.health = Math.min(wall.health + 50, wall.maxHealth); scoreTxt.setText('SCORE: ' + LK.getScore()); updateRepairButton(); } }; } } else if (repairBtn) { repairBtn.destroy(); repairBtn = null; } } // Game update loop game.update = function () { // Update power-up timers if (playerRapidFire > 0) { playerRapidFire--; } if (sandstormActive) { sandstormTimer--; if (sandstormTimer <= 0) { sandstormActive = false; game.alpha = 1; // Remove sandstorm effect } } // Update survival time and score survivalTime++; if (survivalTime % 60 === 0) { // Every second LK.setScore(LK.getScore() + 1); scoreTxt.setText('SCORE: ' + LK.getScore()); } // Update repair button updateRepairButton(); // Spawn sandstorm event lastSandstorm++; if (lastSandstorm >= 2700 && !sandstormActive) { // 45-60 seconds if (Math.random() < 0.5) { sandstormActive = true; sandstormTimer = 600; // 10 seconds game.alpha = 0.6; // Reduce visibility lastSandstorm = 0; } } // Spawn power-ups lastPowerUpSpawn++; if (lastPowerUpSpawn >= 1200) { // 20-30 seconds for rapid fire if (Math.random() < 0.7) { var powerUp = new PowerUp(); powerUp.type = 'rapidFire'; var rapidFireGraphics = powerUp.attachAsset('rapidFire', { anchorX: 0.5, anchorY: 0.5 }); powerUp.x = getLaneX(Math.floor(Math.random() * 3)); powerUp.y = -100; powerUps.push(powerUp); game.addChild(powerUp); lastPowerUpSpawn = 0; } } // Spawn explosive shot power-up lastExplosiveSpawn++; if (lastExplosiveSpawn >= 3600) { // 60 seconds var powerUp = new PowerUp(); powerUp.type = 'explosive'; var explosiveGraphics = powerUp.attachAsset('explosive', { anchorX: 0.5, anchorY: 0.5 }); powerUp.x = getLaneX(Math.floor(Math.random() * 3)); powerUp.y = -100; powerUps.push(powerUp); game.addChild(powerUp); lastExplosiveSpawn = 0; } // Spawn mini boss lastMiniBossSpawn++; if (lastMiniBossSpawn >= 1800) { // 30 seconds lastMiniBossSpawn = 0; var miniBoss = new MiniBoss(); miniBoss.lane = Math.floor(Math.random() * 3); miniBoss.targetLane = Math.floor(Math.random() * 3); miniBoss.x = getLaneX(miniBoss.lane); miniBoss.y = -150; miniBoss.speed *= gameSpeed; miniBosses.push(miniBoss); game.addChild(miniBoss); } // Update wall health bar if (wall && !wall.isDestroyed) { var healthPercent = wall.health / wall.maxHealth; if (healthPercent > 0.6) { wallHealthBar.fill = 0x00FF00; // Green for healthy } else if (healthPercent > 0.3) { wallHealthBar.fill = 0xFFFF00; // Yellow for damaged } else { wallHealthBar.fill = 0xFF0000; // Red for critical } wallHealthBar.setText('WALL: ' + wall.health + '/' + wall.maxHealth); } else { wallHealthBar.fill = 0xFF0000; wallHealthBar.setText('WALL: DESTROYED'); } // Increase game speed over time speedIncreaseTimer++; if (speedIncreaseTimer % 600 === 0) { // Every 10 seconds gameSpeed += 0.2; if (enemySpawnRate > 120) { enemySpawnRate -= 20; } } // Spawn enemies lastEnemySpawn++; if (lastEnemySpawn >= enemySpawnRate) { lastEnemySpawn = 0; var enemy = new EnemyCowboy(); enemy.lane = Math.floor(Math.random() * 3); enemy.targetLane = Math.floor(Math.random() * 3); // Set AI type var aiRand = Math.random(); if (aiRand < 0.4) { enemy.aiType = 'A'; } // Stay same lane else if (aiRand < 0.7) { enemy.aiType = 'B'; } // Random switch else { enemy.aiType = 'C'; } // Track player enemy.x = getLaneX(enemy.lane); enemy.y = -100; enemy.speed *= gameSpeed; // Sandstorm effect on enemies if (sandstormActive) { enemy.speed *= 1.25; // Move 25% faster enemy.shootCooldown = 999999; // Cannot shoot } enemies.push(enemy); game.addChild(enemy); } // Update power-ups for (var i = powerUps.length - 1; i >= 0; i--) { var powerUp = powerUps[i]; // Remove power-ups that went off screen if (powerUp.y > 2800) { powerUp.destroy(); powerUps.splice(i, 1); continue; } // Check collision with player if (powerUp.intersects(player)) { LK.getSound('powerUp').play(); if (powerUp.type === 'rapidFire') { playerRapidFire = 600; // 10 seconds at 60fps } else if (powerUp.type === 'shield') { playerHasShield = true; } else if (powerUp.type === 'explosive') { playerExplosiveShot = true; } powerUp.destroy(); powerUps.splice(i, 1); } } // Update mini bosses for (var i = miniBosses.length - 1; i >= 0; i--) { var miniBoss = miniBosses[i]; // Remove mini bosses that went off screen if (miniBoss.y > 2800) { miniBoss.destroy(); miniBosses.splice(i, 1); continue; } // Check collision with wall if (wall && !wall.isDestroyed && miniBoss.intersects(wall)) { miniBoss.speed = 0; if (miniBoss.lastWallDamage === undefined) { miniBoss.lastWallDamage = 0; } miniBoss.lastWallDamage++; if (miniBoss.lastWallDamage >= 30) { wall.takeDamage(20); // Mini boss deals more damage miniBoss.lastWallDamage = 0; } } else if (wall && wall.isDestroyed) { miniBoss.speed = 4 * gameSpeed; } } // Update enemies for (var i = enemies.length - 1; i >= 0; i--) { var enemy = enemies[i]; // Remove enemies that went off screen if (enemy.y > 2800) { enemy.destroy(); enemies.splice(i, 1); continue; } // Check collision with wall - enemies cannot pass through if (wall && !wall.isDestroyed && enemy.intersects(wall)) { // Stop enemy movement when hitting wall enemy.speed = 0; // Deal damage to wall when enemy touches it if (enemy.lastWallDamage === undefined) { enemy.lastWallDamage = 0; } enemy.lastWallDamage++; if (enemy.lastWallDamage >= 30) { // Damage every 0.5 seconds wall.takeDamage(10); enemy.lastWallDamage = 0; } } else if (wall && wall.isDestroyed) { // If wall is destroyed, enemies can move normally enemy.speed = 3 * gameSpeed; } } // Update player bullets for (var i = playerBullets.length - 1; i >= 0; i--) { var bullet = playerBullets[i]; // Remove bullets that went off screen if (bullet.y < -50) { bullet.destroy(); playerBullets.splice(i, 1); continue; } // Check collision with enemies var bulletHit = false; for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (bullet.intersects(enemy)) { // Enemy hit LK.getSound('enemyHit').play(); killCount++; LK.setScore(LK.getScore() + 5); scoreTxt.setText('SCORE: ' + LK.getScore()); killsTxt.setText('KILLS: ' + killCount); // Drop shield power-up with 15% chance if (Math.random() < 0.15) { var shieldPowerUp = new PowerUp(); shieldPowerUp.type = 'shield'; var shieldGraphics = shieldPowerUp.attachAsset('shield', { anchorX: 0.5, anchorY: 0.5 }); shieldPowerUp.x = enemy.x; shieldPowerUp.y = enemy.y; powerUps.push(shieldPowerUp); game.addChild(shieldPowerUp); } // Remove enemy enemy.destroy(); enemies.splice(j, 1); if (!bullet.isExplosive) { bulletHit = true; break; } } } // Check collision with mini bosses for (var j = miniBosses.length - 1; j >= 0; j--) { var miniBoss = miniBosses[j]; if (bullet.intersects(miniBoss)) { miniBoss.takeDamage(); if (miniBoss.health <= 0) { killCount++; LK.setScore(LK.getScore() + 20); scoreTxt.setText('SCORE: ' + LK.getScore()); killsTxt.setText('KILLS: ' + killCount); // Drop random power-up var powerUp = new PowerUp(); var powerTypes = ['rapidFire', 'shield', 'explosive']; powerUp.type = powerTypes[Math.floor(Math.random() * powerTypes.length)]; var powerGraphics = powerUp.attachAsset(powerUp.type, { anchorX: 0.5, anchorY: 0.5 }); powerUp.x = miniBoss.x; powerUp.y = miniBoss.y; powerUps.push(powerUp); game.addChild(powerUp); miniBoss.destroy(); miniBosses.splice(j, 1); } if (!bullet.isExplosive) { bulletHit = true; break; } } } // Handle explosive shots if (bullet.isExplosive) { // Explosive shot passes through wall and kills all enemies in lane var bulletLane = Math.floor((bullet.x - getLaneX(0) + 2048 / 6) / (2048 / 3)); for (var j = enemies.length - 1; j >= 0; j--) { var enemy = enemies[j]; if (enemy.lane === bulletLane) { LK.getSound('explosion').play(); killCount++; LK.setScore(LK.getScore() + 5); enemy.destroy(); enemies.splice(j, 1); } } // Also kill mini bosses in same lane for (var j = miniBosses.length - 1; j >= 0; j--) { var miniBoss = miniBosses[j]; if (miniBoss.lane === bulletLane) { LK.getSound('explosion').play(); killCount++; LK.setScore(LK.getScore() + 20); miniBoss.destroy(); miniBosses.splice(j, 1); } } bulletHit = true; } // Remove bullet if it hit something (unless explosive) if (bulletHit) { bullet.destroy(); playerBullets.splice(i, 1); } } // Update enemy bullets for (var i = enemyBullets.length - 1; i >= 0; i--) { var bullet = enemyBullets[i]; // Remove bullets that went off screen if (bullet.y > 2800) { bullet.destroy(); enemyBullets.splice(i, 1); continue; } // Check collision with wall (bullets pass through but don't damage) if (wall && !wall.isDestroyed && bullet.intersects(wall)) { // Enemy bullets pass through wall without stopping } // Check collision with player if (bullet.intersects(player)) { if (playerHasShield) { // Shield absorbs hit playerHasShield = false; LK.effects.flashObject(player, 0x00FF00, 500); bullet.destroy(); enemyBullets.splice(i, 1); continue; } else { // Player hit - game over LK.effects.flashScreen(0xff0000, 1000); LK.showGameOver(); return; } } } };