/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1", { unlockedBirds: [1], totalCoins: 0 }); /**** * Classes ****/ var Bird = Container.expand(function () { var self = Container.call(this); var birdGraphics = self.attachAsset('bird', { anchorX: 0.5, anchorY: 0.5 }); self.velocityY = 0; self.gravity = 0.6; self.flapPower = -12; self.isAlive = true; self.flap = function () { self.velocityY = self.flapPower; LK.getSound('flap').play(); }; self.update = function () { if (!self.isAlive) return; self.velocityY += self.gravity; self.lastY = self.y; self.y += self.velocityY; if (self.lastY - 25 >= 0 && self.y - 25 < 0) { self.isAlive = false; LK.showGameOver(); } if (self.y - 25 < 0) { self.y = 25; self.velocityY = 0; } }; return self; }); var BirdSelector = Container.expand(function () { var self = Container.call(this); self.birdId = 0; self.isUnlocked = false; self.isSelected = false; var selectorGraphics = self.attachAsset('bird', { anchorX: 0.5, anchorY: 0.5 }); selectorGraphics.width = 80; selectorGraphics.height = 67; var lockText = new Text2('LOCKED', { size: 40, fill: 0xFF0000 }); lockText.anchor.set(0.5, 0.5); lockText.visible = false; self.addChild(lockText); self.setLocked = function (locked) { self.isUnlocked = !locked; lockText.visible = locked; selectorGraphics.alpha = locked ? 0.3 : 1; }; return self; }); var Coin = Container.expand(function () { var self = Container.call(this); var coinGraphics = self.attachAsset('coin', { anchorX: 0.5, anchorY: 0.5 }); self.speed = -6; self.isCollected = false; self.update = function () { self.x += self.speed; }; return self; }); var Ground = Container.expand(function () { var self = Container.call(this); var groundGraphics = self.attachAsset('ground', { anchorX: 0, anchorY: 0 }); self.x = 0; self.y = 2582; return self; }); var Pipe = Container.expand(function () { var self = Container.call(this); self.speed = -6; self.gapSize = 250; self.hasBeenScored = false; var topPipe = self.attachAsset('pipe', { anchorX: 0.5, anchorY: 1 }); var bottomPipe = self.attachAsset('pipe', { anchorX: 0.5, anchorY: 0 }); self.setup = function (gapY) { self.gapY = gapY; topPipe.y = gapY - self.gapSize / 2; bottomPipe.y = gapY + self.gapSize / 2; topPipe.x = 50; bottomPipe.x = 50; }; self.update = function () { self.x += self.speed; }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x87CEEB }); /**** * Game Code ****/ var skyGradient = new Container(); game.addChild(skyGradient); var topSky = LK.getAsset('skyTop', { anchorX: 0, anchorY: 0, x: 0, y: 0 }); skyGradient.addChild(topSky); var bottomSky = LK.getAsset('skyBottom', { anchorX: 0, anchorY: 0, x: 0, y: 1366 }); skyGradient.addChild(bottomSky); var gameStarted = false; var gamePaused = false; var menuContainer = new Container(); game.addChild(menuContainer); var titleTxt = new Text2('FLAPPY BIRD', { size: 200, fill: 0xFFFFFF }); titleTxt.anchor.set(0.5, 0.5); titleTxt.x = 1024; titleTxt.y = 600; menuContainer.addChild(titleTxt); var instructionsTxt = new Text2('TAP TO FLAP', { size: 120, fill: 0xFFFFFF }); instructionsTxt.anchor.set(0.5, 0.5); instructionsTxt.x = 1024; instructionsTxt.y = 1100; menuContainer.addChild(instructionsTxt); var birdSelectionTxt = new Text2('SELECT BIRD', { size: 100, fill: 0xFFFFFF }); birdSelectionTxt.anchor.set(0.5, 0.5); birdSelectionTxt.x = 1024; birdSelectionTxt.y = 1250; menuContainer.addChild(birdSelectionTxt); var birdSelectorsContainer = new Container(); menuContainer.addChild(birdSelectorsContainer); var unlockedBirds = storage.unlockedBirds || [1]; var totalCoinsCollected = storage.totalCoins || 0; var birdSelectors = []; for (var b = 1; b <= 5; b++) { var birdSelector = new BirdSelector(); birdSelectorsContainer.addChild(birdSelector); birdSelector.birdId = b; birdSelector.x = 300 + (b - 1) * 350; birdSelector.y = 1350; var coinsNeeded = (b - 1) * 50; var isBirdUnlocked = false; for (var ub = 0; ub < unlockedBirds.length; ub++) { if (unlockedBirds[ub] === b) { isBirdUnlocked = true; break; } } birdSelector.setLocked(!isBirdUnlocked); if (b === 1) { birdSelector.isSelected = true; } var costTxt = new Text2(coinsNeeded + ' coins', { size: 30, fill: 0xFFFFFF }); costTxt.anchor.set(0.5, 0.5); costTxt.y = 50; birdSelector.addChild(costTxt); birdSelectors.push(birdSelector); } var levelSelectionTxt = new Text2('SELECT LEVEL', { size: 100, fill: 0xFFFFFF }); levelSelectionTxt.anchor.set(0.5, 0.5); levelSelectionTxt.x = 1024; levelSelectionTxt.y = 1500; menuContainer.addChild(levelSelectionTxt); var levelButtonsContainer = new Container(); menuContainer.addChild(levelButtonsContainer); var levelButtons = []; for (var l = 1; l <= 5; l++) { var levelBtn = new Container(); levelButtonsContainer.addChild(levelBtn); var btnGraphics = levelBtn.attachAsset('pipe', { anchorX: 0.5, anchorY: 0.5 }); btnGraphics.width = 150; btnGraphics.height = 120; btnGraphics.tint = 0x3498db; levelBtn.x = 300 + (l - 1) * 350; levelBtn.y = 1600; levelBtn.levelNumber = l; levelBtn.isSelected = l === 1; var btnTxt = new Text2(String(l), { size: 80, fill: 0xFFFFFF }); btnTxt.anchor.set(0.5, 0.5); levelBtn.addChild(btnTxt); levelButtons.push(levelBtn); } var tapToStartTxt = new Text2('TAP TO START', { size: 100, fill: 0xFFD700 }); tapToStartTxt.anchor.set(0.5, 0.5); tapToStartTxt.x = 1024; tapToStartTxt.y = 1750; menuContainer.addChild(tapToStartTxt); var bird = game.addChild(new Bird()); bird.x = 300; bird.y = 1366; bird.lastY = bird.y; bird.lastWasCollidingWithPipe = false; bird.visible = false; var ground = game.addChild(new Ground()); ground.visible = false; var pipes = []; var coins = []; var pipeSpawnTimer = 0; var pipeSpawnInterval = 200; var nextGapPosition = 0; var currentLevel = 1; var pipsPassedInLevel = 0; var pipsRequiredToLevelUp = 5; var coinsCollected = 0; var scoreTxt = new Text2('Score: 0', { size: 120, fill: 0xFFFFFF }); scoreTxt.anchor.set(0.5, 0); scoreTxt.y = 20; LK.gui.top.addChild(scoreTxt); scoreTxt.visible = false; var coinsTxt = new Text2('Total Coins: 0', { size: 80, fill: 0xFFD700 }); coinsTxt.anchor.set(0.5, 0); coinsTxt.y = 150; LK.gui.top.addChild(coinsTxt); coinsTxt.visible = false; var gameScore = 0; var levelTxt = new Text2('Level 1', { size: 100, fill: 0xFFFFFF }); levelTxt.anchor.set(0.5, 0); levelTxt.y = 150; LK.gui.top.addChild(levelTxt); levelTxt.visible = false; function spawnPipe() { var minGapY = 400; var maxGapY = 1800; var randomGapY = minGapY + Math.random() * (maxGapY - minGapY); var newPipe = game.addChild(new Pipe()); newPipe.x = 2048 + 100; var basePipeGapSize = newPipe.gapSize; newPipe.gapSize = Math.max(120, basePipeGapSize - (currentLevel - 1) * 30); newPipe.setup(randomGapY); newPipe.lastX = newPipe.x; newPipe.hasBeenScored = false; pipes.push(newPipe); var coinOffset = (Math.random() - 0.5) * 150; var newCoin = game.addChild(new Coin()); newCoin.x = newPipe.x; newCoin.y = randomGapY + coinOffset; newCoin.lastX = newCoin.x; newCoin.isCollected = false; coins.push(newCoin); } game.down = function (x, y, obj) { if (!gameStarted) { var clickedBird = false; for (var sb = 0; sb < birdSelectors.length; sb++) { var selector = birdSelectors[sb]; var selectorBounds = selector.getBounds(); if (x >= selectorBounds.x && x <= selectorBounds.x + selectorBounds.width && y >= selectorBounds.y && y <= selectorBounds.y + selectorBounds.height) { if (selector.isUnlocked) { for (var dbs = 0; dbs < birdSelectors.length; dbs++) { birdSelectors[dbs].isSelected = false; birdSelectors[dbs].children[1].tint = 0xFFFFFF; } selector.isSelected = true; selector.children[1].tint = 0xFFD700; clickedBird = true; } else { var coinsNeeded = (selector.birdId - 1) * 50; if (totalCoinsCollected >= coinsNeeded) { var unlockedIndex = unlockedBirds.length; unlockedBirds.push(selector.birdId); storage.unlockedBirds = unlockedBirds; selector.setLocked(false); selector.isSelected = true; for (var dus = 0; dus < birdSelectors.length; dus++) { birdSelectors[dus].children[1].tint = 0xFFFFFF; } selector.children[1].tint = 0xFFD700; clickedBird = true; } } break; } } var clickedLevel = false; for (var b = 0; b < levelButtons.length; b++) { var btn = levelButtons[b]; var buttonBounds = btn.getBounds(); if (x >= buttonBounds.x && x <= buttonBounds.x + buttonBounds.width && y >= buttonBounds.y && y <= buttonBounds.y + buttonBounds.height) { for (var c = 0; c < levelButtons.length; c++) { levelButtons[c].isSelected = false; levelButtons[c].children[0].tint = 0xFFFFFF; } btn.isSelected = true; btn.children[0].tint = 0xFFD700; currentLevel = btn.levelNumber; clickedLevel = true; break; } } if (!clickedBird && !clickedLevel) { gameStarted = true; gamePaused = false; menuContainer.visible = false; bird.visible = true; ground.visible = true; scoreTxt.visible = true; levelTxt.visible = true; coinsTxt.visible = true; levelTxt.setText('Level ' + currentLevel); pipsPassedInLevel = 0; bird.gravity = 0.6 + (currentLevel - 1) * 0.15; bird.flap(); } } else if (bird.isAlive) { bird.flap(); } }; game.update = function () { if (!gameStarted || gamePaused) return; bird.update(); pipeSpawnTimer++; var currentSpawnInterval = Math.max(80, pipeSpawnInterval - (currentLevel - 1) * 25); if (pipeSpawnTimer >= currentSpawnInterval) { spawnPipe(); pipeSpawnTimer = 0; } for (var i = coins.length - 1; i >= 0; i--) { var coin = coins[i]; coin.update(); if (!coin.lastX) coin.lastX = coin.x; if (coin.x < -100) { coin.destroy(); coins.splice(i, 1); } if (bird.isAlive && !coin.isCollected) { var coinCollisionDistance = Math.sqrt((bird.x - coin.x) * (bird.x - coin.x) + (bird.y - coin.y) * (bird.y - coin.y)); if (coinCollisionDistance < 50) { coin.isCollected = true; coinsCollected++; totalCoinsCollected++; storage.totalCoins = totalCoinsCollected; coinsTxt.setText('Total Coins: ' + totalCoinsCollected); LK.getSound('coin').play(); coin.destroy(); coins.splice(i, 1); } } } for (var i = pipes.length - 1; i >= 0; i--) { var pipe = pipes[i]; pipe.update(); if (!pipe.lastX) pipe.lastX = pipe.x; if (pipe.lastX > 300 && pipe.x <= 300 && !pipe.hasBeenScored) { pipe.hasBeenScored = true; gameScore++; LK.setScore(gameScore); pipsPassedInLevel++; scoreTxt.setText('Score: ' + gameScore); LK.getSound('score').play(); if (pipsPassedInLevel >= pipsRequiredToLevelUp) { currentLevel++; pipsPassedInLevel = 0; levelTxt.setText('Level ' + currentLevel); } } pipe.lastX = pipe.x; if (pipe.x < -150) { pipe.destroy(); pipes.splice(i, 1); } if (bird.isAlive && bird.lastWasCollidingWithPipe === undefined) { bird.lastWasCollidingWithPipe = false; } if (bird.isAlive) { var birdLeft = bird.x - 25; var birdRight = bird.x + 25; var birdTop = bird.y - 25; var birdBottom = bird.y + 25; var pipeLeft = pipe.x - 50; var pipeRight = pipe.x + 50; var isCollidingNow = false; if (birdRight > pipeLeft && birdLeft < pipeRight) { if (birdTop < pipe.gapY - pipe.gapSize / 2 || birdBottom > pipe.gapY + pipe.gapSize / 2) { isCollidingNow = true; } } if (!bird.lastWasCollidingWithPipe && isCollidingNow) { bird.isAlive = false; LK.showGameOver(); } bird.lastWasCollidingWithPipe = isCollidingNow; } } }; LK.playMusic('bgmusic', { loop: true });