/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1", { highScore: 0, currentLevel: 1 }); /**** * Classes ****/ var Card = Container.expand(function (cardValue) { var self = Container.call(this); // The card's value (which determines its matching pair) self.cardValue = cardValue; // Card state self.isFlipped = false; self.isMatched = false; // Create card back (visible when card is face down) var back = self.attachAsset('cardBack', { anchorX: 0.5, anchorY: 0.5 }); // Create card front (visible when card is face up) var front = self.attachAsset('cardFront', { anchorX: 0.5, anchorY: 0.5, visible: false }); // Create card symbol (identifies the card) var symbol = self.attachAsset('cardMatch' + (cardValue % 10 + 1), { anchorX: 0.5, anchorY: 0.5, visible: false }); // Center the symbol on the card symbol.x = 0; symbol.y = 0; // Method to flip card face up self.flipUp = function () { if (self.isFlipped || self.isMatched) { return false; } LK.getSound('flip').play(); self.isFlipped = true; // Hide back, show front and symbol tween(back, { scaleX: 0 }, { duration: 150, onFinish: function onFinish() { back.visible = false; front.visible = true; symbol.visible = true; tween(front, { scaleX: 1 }, { duration: 150 }); tween(symbol, { scaleX: 1 }, { duration: 150 }); } }); return true; }; // Method to flip card face down self.flipDown = function () { if (!self.isFlipped || self.isMatched) { return; } self.isFlipped = false; // Hide front and symbol, show back tween(front, { scaleX: 0 }, { duration: 150, onFinish: function onFinish() { front.visible = false; symbol.visible = false; back.visible = true; tween(back, { scaleX: 1 }, { duration: 150 }); } }); }; // Method to mark card as matched self.setMatched = function () { self.isMatched = true; tween(self, { alpha: 0.7 }, { duration: 300 }); }; // Event handler for card click/tap self.down = function (x, y, obj) { if (!gameActive || self.isMatched || self.isFlipped) { return; } var flipped = self.flipUp(); if (flipped) { cardsFlipped.push(self); checkForMatch(); } }; // Pre-scale the back to ensure proper initial state front.scaleX = 0; symbol.scaleX = 0; return self; }); var Timer = Container.expand(function (duration) { var self = Container.call(this); self.duration = duration || 60000; // Default 60 seconds self.timeRemaining = self.duration; self.isRunning = false; // Create timer background var background = self.attachAsset('timerBarBg', { anchorX: 0, anchorY: 0.5 }); // Create timer bar that will shrink var bar = self.attachAsset('timerBar', { anchorX: 0, anchorY: 0.5 }); // Method to start the timer self.start = function () { self.timeRemaining = self.duration; self.isRunning = true; self.updateDisplay(); }; // Method to stop the timer self.stop = function () { self.isRunning = false; }; // Method to reset the timer self.reset = function (newDuration) { if (newDuration) { self.duration = newDuration; } self.timeRemaining = self.duration; self.updateDisplay(); }; // Update timer display based on time remaining self.updateDisplay = function () { var percentRemaining = self.timeRemaining / self.duration; bar.scale.x = Math.max(0, percentRemaining); }; // Method to update timer each frame self.update = function () { if (!self.isRunning) { return; } self.timeRemaining -= 16.67; // Approximate ms per frame at 60fps if (self.timeRemaining <= 0) { self.timeRemaining = 0; self.isRunning = false; if (gameActive) { gameActive = false; LK.showGameOver(); } } self.updateDisplay(); }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x34495e }); /**** * Game Code ****/ // Game state variables var gameActive = false; var cards = []; var cardsFlipped = []; var pairsFound = 0; var totalPairs = 0; var currentLevel = storage.currentLevel || 1; var score = 0; var moves = 0; var gridSize = 4; // Initial grid size (4x4) var previewTime = 3000; // Initial preview time in ms // UI elements var timer; var scoreTxt; var levelTxt; var movesTxt; // Initialize the game function initGame() { // Play background music LK.playMusic('gameMusic'); // Set up UI elements setupUI(); // Determine level settings calculateLevelSettings(); // Create card grid createCardGrid(); // Start the level with preview phase startLevel(); } // Set up UI elements function setupUI() { // Create timer timer = new Timer(60000); // 60 seconds timer.x = 2048 / 2 - 900; // Center timer horizontally timer.y = 100; game.addChild(timer); // Create score text scoreTxt = new Text2('Score: 0', { size: 60, fill: 0xFFFFFF }); scoreTxt.anchor.set(1, 0); LK.gui.topRight.addChild(scoreTxt); // Create level text levelTxt = new Text2('Level: ' + currentLevel, { size: 60, fill: 0xFFFFFF }); levelTxt.anchor.set(0, 0); LK.gui.topRight.addChild(levelTxt); levelTxt.y = 70; // Create moves text movesTxt = new Text2('Moves: 0', { size: 60, fill: 0xFFFFFF }); movesTxt.anchor.set(0, 0); LK.gui.topRight.addChild(movesTxt); movesTxt.y = 140; } // Calculate settings based on current level function calculateLevelSettings() { // Increase grid size every 3 levels if (currentLevel <= 3) { gridSize = 4; // 4x4 grid (16 cards, 8 pairs) } else if (currentLevel <= 6) { gridSize = 6; // 6x6 grid (36 cards, 18 pairs) } else { gridSize = 8; // 8x8 grid (64 cards, 32 pairs) } // Decrease preview time as levels increase previewTime = Math.max(1000, 3000 - (currentLevel - 1) * 300); // Adjust timer based on grid size var timerDuration = 30000 + gridSize * gridSize * 500; timer.reset(timerDuration); // Reset moves counter moves = 0; updateMovesText(); } // Create the grid of cards for the current level function createCardGrid() { // Clear any existing cards for (var i = 0; i < cards.length; i++) { if (cards[i].parent) { cards[i].parent.removeChild(cards[i]); } } cards = []; cardsFlipped = []; pairsFound = 0; // Calculate total pairs based on grid size totalPairs = gridSize * gridSize / 2; // Create array of card values (pairs) var cardValues = []; for (var i = 0; i < totalPairs; i++) { cardValues.push(i); cardValues.push(i); } // Shuffle the card values shuffleArray(cardValues); // Calculate card size and spacing based on grid size var cardSpacing = 20; var cardWidth = 200; var cardHeight = 280; // Calculate total grid width and height var gridWidth = gridSize * cardWidth + (gridSize - 1) * cardSpacing; var gridHeight = gridSize * cardHeight + (gridSize - 1) * cardSpacing; // Starting position for the grid (centered on screen) var startX = (2048 - gridWidth) / 2 + cardWidth / 2; var startY = (2732 - gridHeight) / 2 + cardHeight / 2; // Create and position cards var index = 0; for (var row = 0; row < gridSize; row++) { for (var col = 0; col < gridSize; col++) { // Ensure we don't try to create more cards than we have values if (index < cardValues.length) { var card = new Card(cardValues[index]); card.x = startX + col * (cardWidth + cardSpacing); card.y = startY + row * (cardHeight + cardSpacing); game.addChild(card); cards.push(card); index++; } } } } // Start a new level function startLevel() { // Reset state cardsFlipped = []; pairsFound = 0; // Update level text levelTxt.setText('Level: ' + currentLevel); // Preview phase - show all cards briefly for (var i = 0; i < cards.length; i++) { cards[i].flipUp(); } // After preview, flip all cards face down and start gameplay LK.setTimeout(function () { for (var i = 0; i < cards.length; i++) { cards[i].flipDown(); } // Start the timer timer.start(); // Activate gameplay gameActive = true; }, previewTime); } // Check if the two flipped cards match function checkForMatch() { if (cardsFlipped.length !== 2) { return; } // Increment moves moves++; updateMovesText(); // Get the two flipped cards var card1 = cardsFlipped[0]; var card2 = cardsFlipped[1]; // Disable further interactions temporarily gameActive = false; // Check if cards match if (card1.cardValue === card2.cardValue) { // Cards match! LK.getSound('match').play(); // Mark both cards as matched card1.setMatched(); card2.setMatched(); // Increment pairs found pairsFound++; // Add score score += 100 + Math.floor(timer.timeRemaining / 100); updateScoreText(); // Check if level is complete if (pairsFound >= totalPairs) { levelComplete(); } else { // Re-enable gameplay for next move cardsFlipped = []; gameActive = true; } } else { // Cards don't match, flip them back LK.getSound('noMatch').play(); LK.setTimeout(function () { card1.flipDown(); card2.flipDown(); cardsFlipped = []; gameActive = true; }, 1000); } } // Handle level completion function levelComplete() { // Stop the timer timer.stop(); // Play level complete sound LK.getSound('levelComplete').play(); // Add time bonus var timeBonus = Math.floor(timer.timeRemaining / 10); score += timeBonus; updateScoreText(); // Update high score if needed if (score > storage.highScore) { storage.highScore = score; } // Increment level currentLevel++; storage.currentLevel = currentLevel; // Show you win screen or proceed to next level LK.setTimeout(function () { if (currentLevel > 10) { // Player completed all levels LK.showYouWin(); } else { // Set up next level calculateLevelSettings(); createCardGrid(); startLevel(); } }, 1500); } // Update the score text function updateScoreText() { scoreTxt.setText('Score: ' + score); } // Update the moves text function updateMovesText() { movesTxt.setText('Moves: ' + moves); } // Utility function to shuffle an array function shuffleArray(array) { for (var i = array.length - 1; i > 0; i--) { var j = Math.floor(Math.random() * (i + 1)); var temp = array[i]; array[i] = array[j]; array[j] = temp; } return array; } // Game update function game.update = function () { // Update timer if it exists if (timer) { timer.update(); } }; // Initialize game when loaded initGame();