/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); /**** * Classes ****/ // Enemy class var Enemy = Container.expand(function () { var self = Container.call(this); // Randomly choose between enemy_1 and enemy_2 var enemyAsset = Math.random() < 0.5 ? 'enemy' : 'Enemy_2'; var enemySprite = self.attachAsset(enemyAsset, { anchorX: 0.5, anchorY: 0.5 }); self.width = enemySprite.width; self.height = enemySprite.height; self.speed = 5; // Decreased speed for level 1 self.alive = true; self.lane = 0; // Track which lane this enemy is in (0-4) self.update = function () { var effectiveSpeed = self.speed; if (enemySpeedUpgrade) { effectiveSpeed *= 0.7; // 30% slower } self.y += effectiveSpeed * gameSpeed; if (self.y > GAMEPLAY_AREA_BOTTOM) { self.alpha = 0; } else { self.alpha = 1; } }; return self; }); // FireRateBoost drop var FireRateBoost = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('speedBoost', { anchorX: 0.5, anchorY: 0.5, color: 0x00bfff // blue }); self.width = sprite.width; self.height = sprite.height; self.speed = 10; self.type = 'firerate'; self.update = function () { self.y += self.speed * gameSpeed; }; return self; }); // FireStyleBoost drop var FireStyleBoost = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('speedBoost', { anchorX: 0.5, anchorY: 0.5, color: 0xff8800 // orange }); self.width = sprite.width; self.height = sprite.height; self.speed = 10; self.type = 'firestyle'; self.update = function () { self.y += self.speed * gameSpeed; }; return self; }); // Hero class var Hero = Container.expand(function () { var self = Container.call(this); var heroSprite = self.attachAsset('hero', { anchorX: 0.5, anchorY: 0.5 }); self.width = heroSprite.width; self.height = heroSprite.height; self.shootCooldown = 0; // frames until next allowed shot // Shoot method self.shoot = function () { if (self.shootCooldown > 0 || isReloading || bulletCount <= 0) return; // Calculate bullets to fire based on fire style var bulletsToFire = fireStyle; if (bulletCount < bulletsToFire) { startReload(); return; } // Fire style: 1=single, 2=double, 3=triple if (fireStyle === 1) { var bullet = new HeroBullet(); bullet.x = self.x; bullet.y = self.y - self.height / 2 - bullet.height / 2; heroBullets.push(bullet); game.addChild(bullet); } else if (fireStyle === 2) { for (var i = -1; i <= 1; i += 2) { var bullet = new HeroBullet(); bullet.x = self.x + i * 40; bullet.y = self.y - self.height / 2 - bullet.height / 2; heroBullets.push(bullet); game.addChild(bullet); } } else if (fireStyle === 3) { for (var i = -1; i <= 1; i++) { var bullet = new HeroBullet(); bullet.x = self.x + i * 40; bullet.y = self.y - self.height / 2 - bullet.height / 2; heroBullets.push(bullet); game.addChild(bullet); } } // Consume bullets bulletCount -= bulletsToFire; updateBulletDisplay(); // Remove bullet display elements based on bullets fired for (var k = 0; k < bulletsToFire; k++) { if (bulletTxt.children.length > 0) { var bulletElement = bulletTxt.children[bulletTxt.children.length - 1]; bulletTxt.removeChild(bulletElement); } } // Check if we need to reload if (bulletCount <= 0) { startReload(); } if (fireRateActive) { self.shootCooldown = 4; // much faster } else { self.shootCooldown = 20; // slower normal fire rate } LK.getSound('shoot').play(); }; // Called every tick self.update = function () { if (self.shootCooldown > 0) self.shootCooldown--; }; return self; }); // Hero bullet class var HeroBullet = Container.expand(function () { var self = Container.call(this); var bulletSprite = self.attachAsset('heroBullet', { anchorX: 0.5, anchorY: 0.5 }); // Apply bullet size upgrade if (bulletSizeUpgrade) { bulletSprite.scaleX = 1.5; bulletSprite.scaleY = 1.5; } self.width = bulletSprite.width; self.height = bulletSprite.height; self.speed = -36; // Upwards self.update = function () { self.y += self.speed; }; return self; }); // Market window class var MarketWindow = Container.expand(function () { var self = Container.call(this); // Semi-transparent background - larger market window var bg = LK.getAsset('centerCircle', { anchorX: 0.5, anchorY: 0.5, width: 1800, height: 1400, color: 0x000000 }); bg.alpha = 0.8; self.addChild(bg); // Market title var title = new Text2('MARKET', { size: 80, fill: 0xffffff }); title.anchor.set(0.5, 0.5); title.x = 0; title.y = -400; self.addChild(title); // Bullet size upgrade button - larger for better touch var bulletUpgradeBtn = LK.getAsset('marketButton', { anchorX: 0.5, anchorY: 0.5, color: 0x00ff00, scaleX: 2.0, scaleY: 1.5 }); bulletUpgradeBtn.x = 0; bulletUpgradeBtn.y = -200; self.addChild(bulletUpgradeBtn); var bulletUpgradeText = new Text2('BIGGER BULLETS\n50 Coins', { size: 40, fill: 0xffffff }); bulletUpgradeText.anchor.set(0.5, 0.5); bulletUpgradeText.x = 0; bulletUpgradeText.y = -200; self.addChild(bulletUpgradeText); // Enemy speed slower upgrade button - larger for better touch var speedUpgradeBtn = LK.getAsset('marketButton', { anchorX: 0.5, anchorY: 0.5, color: 0xff6600, scaleX: 2.0, scaleY: 1.5 }); speedUpgradeBtn.x = 0; speedUpgradeBtn.y = 0; self.addChild(speedUpgradeBtn); var speedUpgradeText = new Text2('SLOWER ENEMIES\n75 Coins', { size: 40, fill: 0xffffff }); speedUpgradeText.anchor.set(0.5, 0.5); speedUpgradeText.x = 0; speedUpgradeText.y = 0; self.addChild(speedUpgradeText); // Back button - larger for better touch var backBtn = LK.getAsset('marketButton', { anchorX: 0.5, anchorY: 0.5, color: 0xff0000, scaleX: 2.0, scaleY: 1.5 }); backBtn.x = 0; backBtn.y = 300; self.addChild(backBtn); var backText = new Text2('BACK', { size: 50, fill: 0xffffff }); backText.anchor.set(0.5, 0.5); backText.x = 0; backText.y = 300; self.addChild(backText); // Store button references for hit detection self.bulletUpgradeBtn = bulletUpgradeBtn; self.speedUpgradeBtn = speedUpgradeBtn; self.backBtn = backBtn; return self; }); // ShieldBoost drop var ShieldBoost = Container.expand(function () { var self = Container.call(this); var sprite = self.attachAsset('speedBoost', { anchorX: 0.5, anchorY: 0.5, color: 0x00ffea // cyan }); self.width = sprite.width; self.height = sprite.height; self.speed = 10; self.type = 'shield'; self.update = function () { self.y += self.speed * gameSpeed; }; return self; }); // Speed boost drop class var SpeedBoost = Container.expand(function () { var self = Container.call(this); var boostSprite = self.attachAsset('speedBoost', { anchorX: 0.5, anchorY: 0.5 }); self.width = boostSprite.width; self.height = boostSprite.height; self.speed = 10; self.type = 'speed'; // default type self.update = function () { self.y += self.speed * gameSpeed; }; return self; }); // Warning asset that appears on idle player var WarningAsset = Container.expand(function () { var self = Container.call(this); var warningSprite = self.attachAsset('laneholding', { anchorX: 0.5, anchorY: 0.5 }); self.width = warningSprite.width; self.height = warningSprite.height; self.lifeTimer = 2000; // 2 seconds self.update = function () { self.lifeTimer -= 1000 / 60; // Decrease by frame time if (self.lifeTimer <= 0) { // Check if damage cooldown is active if (damageCooldown <= 0) { // Damage player lives--; updateLivesDisplay(); LK.getSound('hit').play(); LK.effects.flashObject(hero, 0xff0000, 400); // Start damage cooldown damageCooldown = damageCooldownDuration; // Check game over if (lives <= 0) { finished = true; LK.showGameOver(); return; } } // Remove warning asset regardless of whether damage was dealt if (warningAsset) { warningAsset.destroy(); warningAsset = null; } } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x111111 }); /**** * Game Code ****/ // --- Global variables --- // Hero (player) // Hero bullet // Enemy // Speed boost drop // Road (background) // Sound effects // Music // soldier: gray box // tank: green box // jungle green var hero; var heroBullets = []; var enemies = []; var boosts = []; var lives = 3; var gameTime = 0; // ms var gameDuration = 20000; // 20 seconds var gameSpeed = 1; // Multiplier, affected by boosts var boostActive = false; var boostTimer = 0; // Power-up states var fireRateActive = false; var fireRateTimer = 0; var fireStyle = 1; // 1: single, 2: double, 3: triple var fireStyleTimer = 0; var shieldActive = false; var shieldTimer = 0; var lastEnemySpawnTick = 0; var enemySpawnInterval = 48; // frames (0.8s at 60fps) var score = 0; var finished = false; var level = 1; var killTarget = 10; // Level 1: 10, Level 2: 15, Level 3: 20, etc. // Lane idle detection var lastLane = 2; // Track last lane position var laneIdleTimer = 0; // Timer for staying in same lane var idleThreshold = 3000; // 3 seconds in milliseconds var warningAsset = null; // Asset that appears on player var damageCooldown = 0; // Cooldown timer after taking damage var damageCooldownDuration = 5000; // 5 seconds cooldown after damage // Lane holding kill tracking var laneHoldingTimer = 0; // Timer for consecutive kills in same lane var laneHoldingThreshold = 3000; // 3 seconds in milliseconds var lastKillLane = -1; // Track lane of last kill (-1 means no previous kill) // Coin system var coins = storage.coins || 0; // Market system var gamePaused = false; var marketWindowVisible = false; var marketWindow = null; var marketInactivityTimer = 0; var marketInactivityTimeout = 5000; // 5 seconds in milliseconds // Upgrade states var bulletSizeUpgrade = false; var enemySpeedUpgrade = false; // Bullet system var bulletCount = 5; // Current bullets available var maxBullets = 5; // Maximum bullets in magazine var isReloading = false; var reloadTimer = 0; var reloadDuration = 2000; // 2 seconds in milliseconds function updateKillTarget() { if (level === 1) { killTarget = 10; } else if (level === 2) { killTarget = 15; } else { killTarget = 15 + (level - 2) * 5; } } updateKillTarget(); // --- Define gameplay and control areas --- var CONTROL_AREA_HEIGHT = 400; // px reserved for controller at bottom var GAMEPLAY_AREA_TOP = 0; var GAMEPLAY_AREA_BOTTOM = 2732 - CONTROL_AREA_HEIGHT; // --- Define 5 lanes --- var LANE_COUNT = 5; var ROAD_WIDTH = 900; var LANE_WIDTH = ROAD_WIDTH / LANE_COUNT; // 180px per lane var ROAD_LEFT = 2048 / 2 - ROAD_WIDTH / 2; var currentLane = 2; // Start hero in middle lane (0-4) // Get lane center X position function getLaneX(laneIndex) { return ROAD_LEFT + (laneIndex + 0.5) * LANE_WIDTH; } // Get lane index from X position function getLaneFromX(x) { var relativeX = x - ROAD_LEFT; var laneIndex = Math.floor(relativeX / LANE_WIDTH); return Math.max(0, Math.min(LANE_COUNT - 1, laneIndex)); } // --- Controller area background (army green) --- var controllerBg = LK.getAsset('centerCircle', { anchorX: 0, anchorY: 0, width: 2048, height: CONTROL_AREA_HEIGHT, color: 0x4B5320, // army green x: 0, y: 2732 - CONTROL_AREA_HEIGHT }); game.addChild(controllerBg); // --- Road background (restricted to end at controller line) --- var road = LK.getAsset('road', { anchorX: 0.5, anchorY: 0, width: 900, height: 2732 - CONTROL_AREA_HEIGHT // End at controller line }); road.x = 2048 / 2; road.y = 0; game.addChild(road); // --- Hero --- hero = new Hero(); hero.x = getLaneX(currentLane); hero.y = GAMEPLAY_AREA_BOTTOM - 150; game.addChild(hero); // --- GUI: Lives (Heart Icons) --- var heartIcons = []; for (var i = 0; i < 3; i++) { var heart = LK.getAsset('heart', { anchorX: 0.5, anchorY: 0.5 }); heart.x = 150 + i * 100; // Space hearts 100px apart heart.y = 60; heartIcons.push(heart); LK.gui.top.addChild(heart); } // --- GUI: Level/Target --- var levelTxt = new Text2('Level 1', { size: 90, fill: 0xFFFFFF }); levelTxt.anchor.set(0, 0); LK.gui.topLeft.addChild(levelTxt); var targetTxt = new Text2('Target: 10', { size: 90, fill: 0xFFFFFF }); targetTxt.anchor.set(0.5, 0); LK.gui.bottom.addChild(targetTxt); function updateLevelDisplay() { levelTxt.setText('Level ' + level); targetTxt.setText('Target: ' + killTarget); } // --- GUI: Score --- var scoreTxt = new Text2('0', { size: 90, fill: 0xFFE066 }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); // --- GUI: Coins --- var coinContainer = new Container(); var coinTxt = new Text2(coins, { size: 50, fill: 0x000000 }); coinTxt.anchor.set(0.5, 0.5); var coinIcon = LK.getAsset('coin', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.5, scaleY: 1.5 }); coinIcon.x = 0; coinIcon.y = 0; coinTxt.x = 0; coinTxt.y = 0; coinContainer.addChild(coinIcon); coinContainer.addChild(coinTxt); coinContainer.x = -100; coinContainer.y = 120; LK.gui.topRight.addChild(coinContainer); // --- GUI: Bullet Count and Reloading --- var bulletTxt = LK.getAsset('bulletCount', { anchorX: 1.0, anchorY: 0 }); LK.gui.topRight.addChild(bulletTxt); var reloadingTxt = LK.getAsset('reloadingText', { anchorX: 0.5, anchorY: 0.5 }); reloadingTxt.alpha = 0; LK.gui.center.addChild(reloadingTxt); // --- Music --- LK.playMusic('bgmusic'); // --- Helper: Update GUI --- function updateLivesDisplay() { for (var i = 0; i < heartIcons.length; i++) { heartIcons[i].alpha = i < lives ? 1 : 0.2; // Show full hearts for remaining lives, dim for lost lives } } function updateTimerDisplay() { // Timer GUI removed, nothing to update } function updateScoreDisplay() { scoreTxt.setText(score); } function updateBulletDisplay() { // Clear existing bullet display elements while (bulletTxt.children.length > 0) { bulletTxt.removeChild(bulletTxt.children[0]); } // Add bullet elements based on current bullet count for (var i = 0; i < bulletCount; i++) { var bulletElement = LK.getAsset('heroBullet', { anchorX: 0.5, anchorY: 0.5 }); bulletElement.x = -30 - i * 25; // Position bullets horizontally bulletElement.y = 0; bulletTxt.addChild(bulletElement); } } function updateCoinDisplay() { coinTxt.setText(coins); storage.coins = coins; // Save to persistent storage } function startReload() { if (!isReloading && bulletCount < maxBullets) { isReloading = true; reloadTimer = reloadDuration; reloadingTxt.alpha = 1; tween(reloadingTxt, { alpha: 0 }, { duration: reloadDuration, onFinish: function onFinish() { bulletCount = maxBullets; isReloading = false; updateBulletDisplay(); } }); } } // --- Touch controls: Move hero, shoot --- var dragHero = false; var leftArrowBtn, rightArrowBtn, fireBtn; var leftBtnPressed = false; var rightBtnPressed = false; var fireBtnPressed = false; var controllerBtnSize = 200; // Size for arrow buttons var fireBtnSize = 250; // Size for fire button // Move hero to specific lane function moveHeroToLane(newLane) { currentLane = Math.max(0, Math.min(LANE_COUNT - 1, newLane)); hero.x = getLaneX(currentLane); } // Controller buttons (left arrow, right arrow, fire) leftArrowBtn = LK.getAsset('leftArrow', { anchorX: 0.5, anchorY: 0.5 }); rightArrowBtn = LK.getAsset('rightArrow', { anchorX: 0.5, anchorY: 0.5 }); fireBtn = LK.getAsset('fireButton', { anchorX: 0.5, anchorY: 0.5 }); leftArrowBtn.alpha = 1.0; rightArrowBtn.alpha = 1.0; fireBtn.alpha = 1.0; // Place buttons side-by-side in the control area with better left-to-right spacing leftArrowBtn.x = 300; leftArrowBtn.y = 2732 - CONTROL_AREA_HEIGHT / 2; rightArrowBtn.x = 600; rightArrowBtn.y = 2732 - CONTROL_AREA_HEIGHT / 2; fireBtn.x = 1600; fireBtn.y = 2732 - CONTROL_AREA_HEIGHT / 2; // Make sure controllerBg is below buttons (already added above) // Add controller buttons to game layer to make them visible game.addChild(leftArrowBtn); game.addChild(rightArrowBtn); game.addChild(fireBtn); // Market button var marketBtn = LK.getAsset('marketButton', { anchorX: 0.5, anchorY: 0.5 }); marketBtn.x = 1000; marketBtn.y = 2732 - CONTROL_AREA_HEIGHT / 2; marketBtn.alpha = 0.8; game.addChild(marketBtn); // Market text label var marketLabel = new Text2('MARKET', { size: 30, fill: 0xffffff }); marketLabel.anchor.set(0.5, 0.5); marketLabel.x = marketBtn.x; marketLabel.y = marketBtn.y; game.addChild(marketLabel); // Make buttons more visible with higher alpha leftArrowBtn.alpha = 0.8; rightArrowBtn.alpha = 0.8; fireBtn.alpha = 0.8; // Helper: check if point is inside button function isInsideBtn(btn, x, y) { // Account for button scaling and provide generous touch areas var baseWidth = btn.width || 150; var baseHeight = btn.height || 80; var scaleX = btn.scaleX || 1; var scaleY = btn.scaleY || 1; var touchWidth = baseWidth * scaleX * 1.2; // 20% extra touch area var touchHeight = baseHeight * scaleY * 1.2; // 20% extra touch area return x >= btn.x - touchWidth / 2 && x <= btn.x + touchWidth / 2 && y >= btn.y - touchHeight / 2 && y <= btn.y + touchHeight / 2; } function showMarket() { if (!marketWindowVisible) { gamePaused = true; marketWindowVisible = true; marketInactivityTimer = 0; // Reset timer when market opens // Create and show market window marketWindow = new MarketWindow(); marketWindow.x = 2048 / 2; marketWindow.y = 2732 / 2; game.addChild(marketWindow); } } function hideMarket() { if (marketWindowVisible) { gamePaused = false; marketWindowVisible = false; // Remove market window if (marketWindow) { marketWindow.destroy(); marketWindow = null; } } } game.down = function (x, y, obj) { // If touch is on left arrow, set pressed if (isInsideBtn(leftArrowBtn, x, y)) { leftBtnPressed = true; leftArrowBtn.alpha = 0.9; return; } // If touch is on right arrow, set pressed if (isInsideBtn(rightArrowBtn, x, y)) { rightBtnPressed = true; rightArrowBtn.alpha = 0.9; return; } // If touch is on fire button, set pressed and shoot if (isInsideBtn(fireBtn, x, y)) { fireBtnPressed = true; fireBtn.alpha = 0.9; hero.shoot(); return; } // If touch is on market button, show market if (isInsideBtn(marketBtn, x, y)) { marketBtn.alpha = 0.9; showMarket(); return; } // Handle market window interactions if (marketWindowVisible && marketWindow) { // Reset inactivity timer on any interaction with market window marketInactivityTimer = 0; // Convert to market window local coordinates var localPos = marketWindow.toLocal({ x: x, y: y }); // Check bullet upgrade button - use global coordinates var bulletBtnGlobalPos = marketWindow.toGlobal(marketWindow.bulletUpgradeBtn.position); if (isInsideBtn({ x: bulletBtnGlobalPos.x, y: bulletBtnGlobalPos.y, width: marketWindow.bulletUpgradeBtn.width, height: marketWindow.bulletUpgradeBtn.height }, x, y)) { if (coins >= 50 && !bulletSizeUpgrade) { coins -= 50; bulletSizeUpgrade = true; updateCoinDisplay(); LK.effects.flashScreen(0x00ff00, 300); } return; } // Check enemy speed upgrade button - use global coordinates var speedBtnGlobalPos = marketWindow.toGlobal(marketWindow.speedUpgradeBtn.position); if (isInsideBtn({ x: speedBtnGlobalPos.x, y: speedBtnGlobalPos.y, width: marketWindow.speedUpgradeBtn.width, height: marketWindow.speedUpgradeBtn.height }, x, y)) { if (coins >= 75 && !enemySpeedUpgrade) { coins -= 75; enemySpeedUpgrade = true; updateCoinDisplay(); LK.effects.flashScreen(0x00ff00, 300); } return; } // Check back button - use global coordinates var backBtnGlobalPos = marketWindow.toGlobal(marketWindow.backBtn.position); if (isInsideBtn({ x: backBtnGlobalPos.x, y: backBtnGlobalPos.y, width: marketWindow.backBtn.width, height: marketWindow.backBtn.height }, x, y)) { hideMarket(); return; } } }; game.move = function (x, y, obj) { // Drag control disabled // If finger moves off controller, release if (!isInsideBtn(leftArrowBtn, x, y)) { leftBtnPressed = false; leftArrowBtn.alpha = 0.8; } if (!isInsideBtn(rightArrowBtn, x, y)) { rightBtnPressed = false; rightArrowBtn.alpha = 0.8; } if (!isInsideBtn(fireBtn, x, y)) { fireBtnPressed = false; fireBtn.alpha = 0.8; } if (!isInsideBtn(marketBtn, x, y)) { marketBtn.alpha = 0.8; } }; game.up = function (x, y, obj) { leftBtnPressed = false; rightBtnPressed = false; fireBtnPressed = false; leftArrowBtn.alpha = 0.8; rightArrowBtn.alpha = 0.8; fireBtn.alpha = 0.8; marketBtn.alpha = 0.8; }; // --- Enemy spawn logic --- function spawnEnemy() { // Enemies spawn randomly in one of the 5 lanes var enemy = new Enemy(); var enemyLane = Math.floor(Math.random() * LANE_COUNT); enemy.x = getLaneX(enemyLane); enemy.lane = enemyLane; // Set the enemy's lane // Spawn at the top of the gameplay area, not above the road enemy.y = GAMEPLAY_AREA_TOP - enemy.height / 2 - 10; // Randomize speed a bit enemy.speed = 6 + Math.random() * 3; enemies.push(enemy); game.addChild(enemy); } // --- Boost logic --- function spawnBoost(x, y) { // Randomly choose power-up type var r = Math.random(); var boost; if (r < 0.25) { boost = new SpeedBoost(); } else if (r < 0.5) { boost = new FireRateBoost(); } else if (r < 0.75) { boost = new FireStyleBoost(); } else { boost = new ShieldBoost(); } boost.x = x; boost.y = y; boosts.push(boost); game.addChild(boost); } // --- Game update --- game.update = function () { // Handle market inactivity timer if (marketWindowVisible) { marketInactivityTimer += 1000 / 60; // Increase by frame time if (marketInactivityTimer >= marketInactivityTimeout) { // Auto-close market after 5 seconds of inactivity tween(marketWindow, { alpha: 0 }, { duration: 300, onFinish: function onFinish() { hideMarket(); } }); marketInactivityTimer = 0; // Reset timer to prevent multiple triggers } return; // Don't continue with game updates when paused } if (finished) return; // --- Controller movement --- if (leftBtnPressed) { moveHeroToLane(currentLane - 1); leftBtnPressed = false; // Single lane move per press leftArrowBtn.alpha = 0.8; } if (rightBtnPressed) { moveHeroToLane(currentLane + 1); rightBtnPressed = false; // Single lane move per press rightArrowBtn.alpha = 0.8; } // --- Update damage cooldown --- if (damageCooldown > 0) { damageCooldown -= 1000 / 60; // Decrease by frame time } // --- Lane idle detection --- if (currentLane === lastLane) { // Only increase idle timer if not in damage cooldown if (damageCooldown <= 0) { laneIdleTimer += 1000 / 60; // Increase by frame time (milliseconds) } // If player has been idle for 3 seconds and no warning exists and not in cooldown if (laneIdleTimer >= idleThreshold && !warningAsset && damageCooldown <= 0) { warningAsset = new WarningAsset(); warningAsset.x = hero.x; warningAsset.y = hero.y - 100; // Position above hero game.addChild(warningAsset); } } else { // Player moved to different lane, reset timer laneIdleTimer = 0; lastLane = currentLane; // Remove warning if it exists if (warningAsset) { warningAsset.destroy(); warningAsset = null; } } // --- Lane holding kill timer --- if (lastKillLane === currentLane && lastKillLane !== -1) { // Player is holding in same lane where they made their last kill laneHoldingTimer += 1000 / 60; // Increase by frame time (milliseconds) // If player has been holding for 3 seconds, reset timer and start count again if (laneHoldingTimer >= laneHoldingThreshold) { laneHoldingTimer = 0; // Reset timer to 0 and start count again } } else if (currentLane !== lastKillLane && lastKillLane !== -1) { // Player moved away from kill lane, reset holding timer laneHoldingTimer = 0; } // --- Update warning asset --- if (warningAsset) { warningAsset.update(); // Keep warning positioned above hero warningAsset.x = hero.x; warningAsset.y = hero.y - 100; } // --- Timer --- // (Timer removed, no time-based win/lose condition) updateTimerDisplay(); // --- Win condition --- // (Handled by kill target below) // --- Boost logic --- if (boostActive) { boostTimer -= 1000 / 60; if (boostTimer <= 0) { boostActive = false; gameSpeed = 1; } } if (fireRateActive) { fireRateTimer -= 1000 / 60; if (fireRateTimer <= 0) { fireRateActive = false; } } if (fireStyle > 1) { fireStyleTimer -= 1000 / 60; if (fireStyleTimer <= 0) { fireStyle = 1; } } if (shieldActive) { shieldTimer -= 1000 / 60; if (shieldTimer <= 0) { shieldActive = false; } } // --- Enemy spawn --- if (LK.ticks - lastEnemySpawnTick >= enemySpawnInterval) { spawnEnemy(); lastEnemySpawnTick = LK.ticks; } // --- Update hero --- hero.update(); // --- Update hero bullets --- for (var i = heroBullets.length - 1; i >= 0; i--) { var b = heroBullets[i]; b.update(); // Remove if off screen if (b.y < -b.height) { b.destroy(); heroBullets.splice(i, 1); } } // --- Update enemies --- for (var i = enemies.length - 1; i >= 0; i--) { var e = enemies[i]; e.update(); // Remove if off screen if (e.y > 2732 + e.height) { e.destroy(); enemies.splice(i, 1); continue; } // Check collision with hero - only if enemy is in same lane if (e.alive && e.lane === currentLane && e.intersects(hero)) { if (shieldActive) { // Ignore hit, just destroy enemy LK.effects.flashObject(hero, 0x00ffea, 200); e.alive = false; e.destroy(); enemies.splice(i, 1); continue; } // Lose a life, destroy enemy lives--; updateLivesDisplay(); LK.getSound('hit').play(); LK.effects.flashObject(hero, 0xff0000, 400); e.alive = false; e.destroy(); enemies.splice(i, 1); // Game over? if (lives <= 0) { finished = true; LK.showGameOver(); return; } continue; } // Check collision with hero bullets for (var j = heroBullets.length - 1; j >= 0; j--) { var b = heroBullets[j]; if (e.alive && b.intersects(e)) { // Enemy down e.alive = false; e.destroy(); enemies.splice(i, 1); b.destroy(); heroBullets.splice(j, 1); score++; coins++; // Award 1 coin per enemy kill updateScoreDisplay(); updateCoinDisplay(); LK.getSound('enemyDown').play(); // Lane holding kill detection if (lastKillLane === currentLane) { // Player killed enemy in same lane as previous kill, reset timer laneHoldingTimer = 0; } else { // Player switched lanes between kills, start new count laneHoldingTimer = 0; lastKillLane = currentLane; } // Win if enough enemies killed for this level if (score >= killTarget) { // Prepare for next level level++; updateKillTarget(); updateLevelDisplay(); // Reset score for next level score = 0; updateScoreDisplay(); // Restore full health when level ends lives = 3; updateLivesDisplay(); // Increase enemy spawn rate for higher difficulty enemySpawnInterval = Math.max(20, enemySpawnInterval - 3); // Flash screen to indicate level complete LK.effects.flashScreen(0x00ff00, 500); } // Chance to drop boost (30%) if (Math.random() < 0.3) { spawnBoost(e.x, e.y); } break; } } } // --- Update boosts --- for (var i = boosts.length - 1; i >= 0; i--) { var boost = boosts[i]; boost.update(); // Remove if off screen if (boost.y > 2732 + boost.height) { boost.destroy(); boosts.splice(i, 1); continue; } // Check collision with hero if (boost.intersects(hero)) { if (boost.type === 'speed') { boostActive = true; boostTimer = 2000; // 2 seconds gameSpeed = 2.2; LK.getSound('boost').play(); LK.effects.flashObject(hero, 0x44e07b, 400); } else if (boost.type === 'firerate') { fireRateActive = true; fireRateTimer = 4000; // 4 seconds LK.effects.flashObject(hero, 0x00bfff, 400); } else if (boost.type === 'firestyle') { fireStyle = Math.min(3, fireStyle + 1); // double, then triple fireStyleTimer = 4000; // 4 seconds LK.effects.flashObject(hero, 0xff8800, 400); } else if (boost.type === 'shield') { shieldActive = true; shieldTimer = 4000; // 4 seconds LK.effects.flashObject(hero, 0x00ffea, 400); } boost.destroy(); boosts.splice(i, 1); } } }; // --- Initial GUI update --- updateLivesDisplay(); updateScoreDisplay(); updateLevelDisplay(); updateBulletDisplay(); updateCoinDisplay();