/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1");

/**** 
* Classes
****/ 
var MazeCell = Container.expand(function () {
	var self = Container.call(this);
	self.isWall = false;
	self.isExit = false;
	self.gridX = 0;
	self.gridY = 0;
	self.setAsWall = function () {
		self.isWall = true;
		self.attachAsset('wall', {
			anchorX: 0.5,
			anchorY: 0.5
		});
	};
	self.setAsFloor = function () {
		self.isWall = false;
		self.attachAsset('floor', {
			anchorX: 0.5,
			anchorY: 0.5
		});
	};
	self.setAsExit = function () {
		self.isExit = true;
		self.attachAsset('exit', {
			anchorX: 0.5,
			anchorY: 0.5
		});
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.gridX = 0;
	self.gridY = 0;
	self.isMoving = false;
	self.moveToGrid = function (gridX, gridY) {
		if (self.isMoving) return;
		// Validate boundaries before moving
		if (gridX < 1 || gridX >= MAZE_COLS - 1 || gridY < 1 || gridY >= MAZE_ROWS - 1) {
			return;
		}
		self.isMoving = true;
		self.gridX = gridX;
		self.gridY = gridY;
		var mazeWidth = MAZE_COLS * CELL_SIZE;
		var mazeHeight = MAZE_ROWS * CELL_SIZE;
		var offsetX = (2048 - mazeWidth) / 2;
		var offsetY = (2732 - mazeHeight) / 2;
		var targetX = gridX * CELL_SIZE + CELL_SIZE / 2 + offsetX;
		var targetY = gridY * CELL_SIZE + CELL_SIZE / 2 + offsetY;
		tween(self, {
			x: targetX,
			y: targetY
		}, {
			duration: 100,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.isMoving = false;
				LK.getSound('move').play();
				// Check if reached exit
				if (gridX === exitX && gridY === exitY) {
					completeLevel();
				}
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1E1E1E
});

/**** 
* Game Code
****/ 
// Game constants
var CELL_SIZE = 80;
var MAZE_COLS = 20;
var MAZE_ROWS = 20;
var MAX_LEVEL = 30;
// Game variables
var currentLevel = storage.currentLevel || 1;
var player = null;
var maze = [];
var startX = 1;
var startY = 1;
var exitX = 18;
var exitY = 18;
var levelStartTime = Date.now();
var dragStartPos = null;
var isGameComplete = false;
// UI elements
var levelText = new Text2('Level 1', {
	size: 80,
	fill: '#FFFFFF'
});
levelText.anchor.set(0.5, 0);
LK.gui.top.addChild(levelText);
var timeText = new Text2('Time: 0s', {
	size: 60,
	fill: '#CCCCCC'
});
timeText.anchor.set(0, 0);
timeText.x = 50;
timeText.y = 150;
LK.gui.topLeft.addChild(timeText);
// Maze layouts for each level - Progressive difficulty
var mazeLevels = [
// Level 1 - Very easy, mostly empty
[[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]],
// Level 2 - Add some walls to create basic obstacles
[[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]],
// Level 3 - More complex with multiple obstacles
[[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]]];
// Generate more complex maze layouts
function generateMazeLayout(level) {
	if (level <= mazeLevels.length) {
		return mazeLevels[level - 1];
	}
	// Generate procedural maze for higher levels
	var layout = [];
	for (var y = 0; y < MAZE_ROWS; y++) {
		layout[y] = [];
		for (var x = 0; x < MAZE_COLS; x++) {
			if (x === 0 || y === 0 || x === MAZE_COLS - 1 || y === MAZE_ROWS - 1) {
				layout[y][x] = 1; // Border walls
			} else if (x === startX && y === startY) {
				layout[y][x] = 0; // Start position
			} else if (x === exitX && y === exitY) {
				layout[y][x] = 0; // Exit position
			} else {
				// Progressive difficulty: increase wall density and complexity as level increases
				var baseComplexity = 0.1; // Base 10% wall density
				var levelMultiplier = Math.min(level * 0.05, 0.4); // Increase by 5% per level, max 40%
				var finalComplexity = baseComplexity + levelMultiplier;
				// Add pattern complexity for higher levels
				if (level >= 5) {
					// Create corridors and rooms for higher levels
					var isCorridorX = x % 4 === 0;
					var isCorridorY = y % 4 === 0;
					if (isCorridorX || isCorridorY) {
						layout[y][x] = Math.random() < finalComplexity * 0.3 ? 1 : 0;
					} else {
						layout[y][x] = Math.random() < finalComplexity ? 1 : 0;
					}
				} else {
					layout[y][x] = Math.random() < finalComplexity ? 1 : 0;
				}
			}
		}
	}
	// Ensure path from start to exit exists
	layout[startY][startX] = 0;
	layout[exitY][exitX] = 0;
	return layout;
}
function initializeMaze() {
	// Clear existing maze
	for (var i = 0; i < maze.length; i++) {
		for (var j = 0; j < maze[i].length; j++) {
			if (maze[i][j]) {
				maze[i][j].destroy();
			}
		}
	}
	maze = [];
	// Get maze layout for current level
	var layout = generateMazeLayout(currentLevel);
	// Create maze
	for (var y = 0; y < MAZE_ROWS; y++) {
		maze[y] = [];
		for (var x = 0; x < MAZE_COLS; x++) {
			var cell = new MazeCell();
			cell.gridX = x;
			cell.gridY = y;
			cell.x = x * CELL_SIZE + CELL_SIZE / 2;
			cell.y = y * CELL_SIZE + CELL_SIZE / 2;
			if (layout[y][x] === 1) {
				cell.setAsWall();
			} else {
				cell.setAsFloor();
			}
			// Set exit
			if (x === exitX && y === exitY) {
				cell.setAsExit();
			}
			maze[y][x] = cell;
			game.addChild(cell);
		}
	}
	// Position maze in center of screen
	var mazeWidth = MAZE_COLS * CELL_SIZE;
	var mazeHeight = MAZE_ROWS * CELL_SIZE;
	var offsetX = (2048 - mazeWidth) / 2;
	var offsetY = (2732 - mazeHeight) / 2;
	for (var y = 0; y < MAZE_ROWS; y++) {
		for (var x = 0; x < MAZE_COLS; x++) {
			maze[y][x].x += offsetX;
			maze[y][x].y += offsetY;
		}
	}
}
function initializePlayer() {
	if (player) {
		player.destroy();
	}
	player = new Player();
	player.gridX = startX;
	player.gridY = startY;
	var mazeWidth = MAZE_COLS * CELL_SIZE;
	var mazeHeight = MAZE_ROWS * CELL_SIZE;
	var offsetX = (2048 - mazeWidth) / 2;
	var offsetY = (2732 - mazeHeight) / 2;
	player.x = startX * CELL_SIZE + CELL_SIZE / 2 + offsetX;
	player.y = startY * CELL_SIZE + CELL_SIZE / 2 + offsetY;
	game.addChild(player);
}
function canMoveTo(gridX, gridY) {
	if (gridX < 0 || gridX >= MAZE_COLS || gridY < 0 || gridY >= MAZE_ROWS) {
		return false;
	}
	if (gridX < 1 || gridX >= MAZE_COLS - 1 || gridY < 1 || gridY >= MAZE_ROWS - 1) {
		return false;
	}
	return !maze[gridY][gridX].isWall;
}
function movePlayer(deltaX, deltaY) {
	if (player.isMoving) return;
	// Try to move up to 2 steps, but stop at first wall
	var steps = 2;
	var validSteps = 0;
	for (var i = 1; i <= steps; i++) {
		var checkX = player.gridX + deltaX * i;
		var checkY = player.gridY + deltaY * i;
		// Strict boundary check to ensure player stays within valid maze bounds
		if (checkX < 1 || checkX >= MAZE_COLS - 1 || checkY < 1 || checkY >= MAZE_ROWS - 1) {
			break;
		}
		// Additional check to ensure we don't go outside maze grid
		if (checkX < 0 || checkX >= MAZE_COLS || checkY < 0 || checkY >= MAZE_ROWS) {
			break;
		}
		if (!canMoveTo(checkX, checkY)) {
			break;
		}
		validSteps = i;
	}
	// Move to the last valid position (at least 1 step if possible)
	if (validSteps > 0) {
		var newX = player.gridX + deltaX * validSteps;
		var newY = player.gridY + deltaY * validSteps;
		player.moveToGrid(newX, newY);
	}
}
function completeLevel() {
	LK.getSound('complete').play();
	var completionTime = Math.floor((Date.now() - levelStartTime) / 1000);
	if (currentLevel >= MAX_LEVEL) {
		// Game completed
		isGameComplete = true;
		LK.getSound('win').play();
		LK.showYouWin();
		return;
	}
	// Next level
	currentLevel++;
	storage.currentLevel = currentLevel;
	LK.effects.flashScreen(0x4CAF50, 500);
	// Start next level after delay
	LK.setTimeout(function () {
		startLevel();
	}, 1000);
}
function startLevel() {
	levelStartTime = Date.now();
	levelText.setText('Level ' + currentLevel);
	// Adjust exit position based on level
	if (currentLevel <= 10) {
		exitX = 18;
		exitY = 18;
	} else if (currentLevel <= 20) {
		exitX = 18;
		exitY = 1;
	} else {
		exitX = 1;
		exitY = 18;
	}
	initializeMaze();
	initializePlayer();
}
function restartLevel() {
	levelStartTime = Date.now();
	initializePlayer();
}
// Touch controls
function handleMove(x, y, obj) {
	if (!dragStartPos || player.isMoving) return;
	var deltaX = x - dragStartPos.x;
	var deltaY = y - dragStartPos.y;
	var threshold = 40;
	if (Math.abs(deltaX) > threshold || Math.abs(deltaY) > threshold) {
		if (Math.abs(deltaX) > Math.abs(deltaY)) {
			// Horizontal movement
			if (deltaX > 0) {
				movePlayer(1, 0); // Right
			} else {
				movePlayer(-1, 0); // Left
			}
		} else {
			// Vertical movement
			if (deltaY > 0) {
				movePlayer(0, 1); // Down
			} else {
				movePlayer(0, -1); // Up
			}
		}
		dragStartPos = null;
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	dragStartPos = {
		x: x,
		y: y
	};
};
game.up = function (x, y, obj) {
	dragStartPos = null;
};
game.update = function () {
	// Update timer
	var currentTime = Math.floor((Date.now() - levelStartTime) / 1000);
	timeText.setText('Time: ' + currentTime + 's');
	// Check for level restart (tap on player)
	if (player && !player.isMoving) {
		// Additional game logic can be added here
	}
};
// Arrow key UI controls
var arrowContainer = new Container();
arrowContainer.x = 2048 / 2;
arrowContainer.y = 2732 - 200;
LK.gui.addChild(arrowContainer);
// Arrow button size and positions
var ARROW_SIZE = 120;
var ARROW_SPACING = 160;
// Up arrow
var upArrow = LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1.5,
	scaleY: 0.8,
	tint: 0x4CAF50
});
upArrow.x = 0;
upArrow.y = -ARROW_SPACING;
upArrow.down = function (x, y, obj) {
	movePlayer(0, -1); // Move up
};
arrowContainer.addChild(upArrow);
// Down arrow
var downArrow = LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1.5,
	scaleY: 0.8,
	tint: 0x4CAF50
});
downArrow.x = 0;
downArrow.y = ARROW_SPACING;
downArrow.down = function (x, y, obj) {
	movePlayer(0, 1); // Move down
};
arrowContainer.addChild(downArrow);
// Left arrow
var leftArrow = LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.8,
	scaleY: 1.5,
	tint: 0x4CAF50
});
leftArrow.x = -ARROW_SPACING;
leftArrow.y = 0;
leftArrow.down = function (x, y, obj) {
	movePlayer(-1, 0); // Move left
};
arrowContainer.addChild(leftArrow);
// Right arrow
var rightArrow = LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.8,
	scaleY: 1.5,
	tint: 0x4CAF50
});
rightArrow.x = ARROW_SPACING;
rightArrow.y = 0;
rightArrow.down = function (x, y, obj) {
	movePlayer(1, 0); // Move right
};
arrowContainer.addChild(rightArrow);
// Arrow direction indicators using text
var upText = new Text2('↑', {
	size: 80,
	fill: '#FFFFFF'
});
upText.anchor.set(0.5, 0.5);
upText.x = upArrow.x;
upText.y = upArrow.y;
arrowContainer.addChild(upText);
var downText = new Text2('↓', {
	size: 80,
	fill: '#FFFFFF'
});
downText.anchor.set(0.5, 0.5);
downText.x = downArrow.x;
downText.y = downArrow.y;
arrowContainer.addChild(downText);
var leftText = new Text2('←', {
	size: 80,
	fill: '#FFFFFF'
});
leftText.anchor.set(0.5, 0.5);
leftText.x = leftArrow.x;
leftText.y = leftArrow.y;
arrowContainer.addChild(leftText);
var rightText = new Text2('→', {
	size: 80,
	fill: '#FFFFFF'
});
rightText.anchor.set(0.5, 0.5);
rightText.x = rightArrow.x;
rightText.y = rightArrow.y;
arrowContainer.addChild(rightText);
// Initialize game
startLevel();