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

/**** 
* Classes
****/ 
var GridCell = Container.expand(function (gridX, gridY) {
	var self = Container.call(this);
	self.gridX = gridX;
	self.gridY = gridY;
	self.occupied = false;
	self.room = null;
	var cellGraphics = self.attachAsset('foundation', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cellGraphics.alpha = 0.3;
	self.highlight = function () {
		cellGraphics.alpha = 0.8;
		cellGraphics.tint = 0x00FF00;
	};
	self.unhighlight = function () {
		cellGraphics.alpha = 0.3;
		cellGraphics.tint = 0xFFFFFF;
	};
	self.setOccupied = function (room) {
		self.occupied = true;
		self.room = room;
		cellGraphics.alpha = 0.1;
	};
	return self;
});
var Room = Container.expand(function (roomType) {
	var self = Container.call(this);
	self.roomType = roomType;
	self.isPlaced = false;
	self.gridX = -1;
	self.gridY = -1;
	var colors = {
		bedroom: 0x87CEEB,
		kitchen: 0xFFB347,
		bathroom: 0x98FB98,
		livingroom: 0xDDA0DD
	};
	var costs = {
		bedroom: 150,
		kitchen: 200,
		bathroom: 120,
		livingroom: 180
	};
	self.cost = costs[roomType];
	var roomGraphics = self.attachAsset(roomType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var roomText = new Text2(roomType.toUpperCase(), {
		size: 28,
		fill: 0x000000
	});
	roomText.anchor.set(0.5, 0.5);
	self.addChild(roomText);
	var costText = new Text2(self.cost + ' crystals', {
		size: 24,
		fill: 0x000000
	});
	costText.anchor.set(0.5, 0.5);
	costText.y = 35;
	self.addChild(costText);
	self.highlight = function () {
		roomGraphics.alpha = 0.8;
		tween(roomGraphics, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 200
		});
	};
	self.unhighlight = function () {
		roomGraphics.alpha = 1.0;
		tween(roomGraphics, {
			scaleX: 1.0,
			scaleY: 1.0
		}, {
			duration: 200
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x228B22
});

/**** 
* Game Code
****/ 
// Game constants
var GRID_SIZE = 180;
var GRID_ROWS = 6;
var GRID_COLS = 8;
var GRID_START_X = 450;
var GRID_START_Y = 400;
var SIDEBAR_WIDTH = 400;
// Game variables
var budget = 1000;
var score = 0;
var draggedRoom = null;
var grid = [];
var sidebarRooms = [];
var placedRooms = [];
var objectives = [];
var completedObjectives = [];
// UI elements
var budgetText = new Text2('Crystals: ' + budget, {
	size: 80,
	fill: 0xFFFFFF
});
budgetText.anchor.set(0, 0);
budgetText.x = 120;
budgetText.y = 50;
LK.gui.topLeft.addChild(budgetText);
var scoreText = new Text2('Score: ' + score, {
	size: 80,
	fill: 0xFFFFFF
});
scoreText.anchor.set(1, 0);
LK.gui.topRight.addChild(scoreText);
var objectiveText = new Text2('Build blueberry a home!', {
	size: 60,
	fill: 0xFFFFFF
});
objectiveText.anchor.set(0.5, 0);
LK.gui.top.addChild(objectiveText);
// Create sidebar
var sidebar = game.attachAsset('sidebar', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
});
var sidebarTitle = new Text2('ROOMS', {
	size: 60,
	fill: 0xFFFFFF
});
sidebarTitle.anchor.set(0.5, 0);
sidebarTitle.x = SIDEBAR_WIDTH / 2;
sidebarTitle.y = 100;
game.addChild(sidebarTitle);
// Create room types in sidebar
var roomTypes = ['bedroom', 'kitchen', 'bathroom', 'livingroom'];
for (var i = 0; i < roomTypes.length; i++) {
	var room = new Room(roomTypes[i]);
	room.x = SIDEBAR_WIDTH / 2;
	room.y = 250 + i * 180;
	sidebarRooms.push(room);
	game.addChild(room);
}
// Create grid
for (var row = 0; row < GRID_ROWS; row++) {
	grid[row] = [];
	for (var col = 0; col < GRID_COLS; col++) {
		var cell = new GridCell(col, row);
		cell.x = GRID_START_X + col * GRID_SIZE;
		cell.y = GRID_START_Y + row * GRID_SIZE;
		grid[row][col] = cell;
		game.addChild(cell);
	}
}
// Initialize objectives
objectives = [{
	text: 'Place a bedroom',
	type: 'place',
	roomType: 'bedroom',
	completed: false,
	points: 50
}, {
	text: 'Place a kitchen',
	type: 'place',
	roomType: 'kitchen',
	completed: false,
	points: 50
}, {
	text: 'Place a bathroom',
	type: 'place',
	roomType: 'bathroom',
	completed: false,
	points: 50
}, {
	text: 'Connect bathroom to bedroom',
	type: 'adjacent',
	room1: 'bathroom',
	room2: 'bedroom',
	completed: false,
	points: 100
}];
function updateBudgetDisplay() {
	budgetText.setText('Crystals: ' + budget);
}
function updateScoreDisplay() {
	scoreText.setText('Score: ' + score);
}
function updateObjectiveDisplay() {
	var incomplete = objectives.filter(function (obj) {
		return !obj.completed;
	});
	if (incomplete.length > 0) {
		objectiveText.setText(incomplete[0].text);
	} else {
		objectiveText.setText('All objectives complete!');
	}
}
function getGridPosition(x, y) {
	var col = Math.floor((x - GRID_START_X + GRID_SIZE / 2) / GRID_SIZE);
	var row = Math.floor((y - GRID_START_Y + GRID_SIZE / 2) / GRID_SIZE);
	if (col >= 0 && col < GRID_COLS && row >= 0 && row < GRID_ROWS) {
		return {
			col: col,
			row: row
		};
	}
	return null;
}
function isValidPlacement(gridPos) {
	if (!gridPos) return false;
	return !grid[gridPos.row][gridPos.col].occupied;
}
function placeRoom(room, gridPos) {
	if (!isValidPlacement(gridPos) || budget < room.cost) {
		LK.getSound('error').play();
		return false;
	}
	budget -= room.cost;
	score += 25;
	var cell = grid[gridPos.row][gridPos.col];
	cell.setOccupied(room);
	room.x = cell.x;
	room.y = cell.y;
	room.isPlaced = true;
	room.gridX = gridPos.col;
	room.gridY = gridPos.row;
	placedRooms.push(room);
	// Hide text when room is placed
	for (var child = 0; child < room.children.length; child++) {
		if (room.children[child] instanceof Text2) {
			room.children[child].visible = false;
		}
	}
	// Create new room in sidebar
	var newRoom = new Room(room.roomType);
	newRoom.x = SIDEBAR_WIDTH / 2;
	newRoom.y = room.y;
	sidebarRooms.push(newRoom);
	game.addChild(newRoom);
	updateBudgetDisplay();
	updateScoreDisplay();
	checkObjectives();
	LK.getSound('place').play();
	if (budget <= 0) {
		LK.setTimeout(function () {
			LK.showGameOver();
		}, 1000);
	}
	return true;
}
function checkObjectives() {
	for (var i = 0; i < objectives.length; i++) {
		var obj = objectives[i];
		if (obj.completed) continue;
		if (obj.type === 'place') {
			var hasRoom = placedRooms.some(function (room) {
				return room.roomType === obj.roomType;
			});
			if (hasRoom) {
				obj.completed = true;
				score += obj.points;
				updateScoreDisplay();
			}
		} else if (obj.type === 'adjacent') {
			var room1 = placedRooms.find(function (room) {
				return room.roomType === obj.room1;
			});
			var room2 = placedRooms.find(function (room) {
				return room.roomType === obj.room2;
			});
			if (room1 && room2) {
				var dx = Math.abs(room1.gridX - room2.gridX);
				var dy = Math.abs(room1.gridY - room2.gridY);
				if (dx === 1 && dy === 0 || dx === 0 && dy === 1) {
					obj.completed = true;
					score += obj.points;
					updateScoreDisplay();
				}
			}
		}
	}
	updateObjectiveDisplay();
	// Check win condition
	var allComplete = objectives.every(function (obj) {
		return obj.completed;
	});
	if (allComplete && score >= 400) {
		LK.setTimeout(function () {
			LK.showYouWin();
		}, 1000);
	}
}
function handleMove(x, y, obj) {
	if (draggedRoom) {
		draggedRoom.x = x;
		draggedRoom.y = y;
		// Highlight valid drop zones
		var gridPos = getGridPosition(x, y);
		for (var row = 0; row < GRID_ROWS; row++) {
			for (var col = 0; col < GRID_COLS; col++) {
				grid[row][col].unhighlight();
			}
		}
		if (gridPos && isValidPlacement(gridPos) && budget >= draggedRoom.cost) {
			grid[gridPos.row][gridPos.col].highlight();
		}
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	// Check if clicking on a room in sidebar
	for (var i = 0; i < sidebarRooms.length; i++) {
		var room = sidebarRooms[i];
		// Check if click position is within room bounds
		var roomLeft = room.x - 75; // room width/2 = 150/2 = 75
		var roomRight = room.x + 75;
		var roomTop = room.y - 75; // room height/2 = 150/2 = 75
		var roomBottom = room.y + 75;
		if (x >= roomLeft && x <= roomRight && y >= roomTop && y <= roomBottom) {
			if (budget >= room.cost) {
				draggedRoom = room;
				room.highlight();
				// Remove from sidebar array but keep in game for dragging
				sidebarRooms.splice(i, 1);
				break;
			}
		}
	}
};
game.up = function (x, y, obj) {
	if (draggedRoom) {
		var gridPos = getGridPosition(x, y);
		if (gridPos && placeRoom(draggedRoom, gridPos)) {
			// Successfully placed
		} else {
			// Return to sidebar
			draggedRoom.x = SIDEBAR_WIDTH / 2;
			draggedRoom.y = 250 + roomTypes.indexOf(draggedRoom.roomType) * 180;
			sidebarRooms.push(draggedRoom);
		}
		draggedRoom.unhighlight();
		// Clear all highlights
		for (var row = 0; row < GRID_ROWS; row++) {
			for (var col = 0; col < GRID_COLS; col++) {
				grid[row][col].unhighlight();
			}
		}
		draggedRoom = null;
	}
};
game.update = function () {
	// Update LK score for leaderboard
	LK.setScore(score);
};

===================================================================
--- original.js
+++ change.js
@@ -129,9 +129,9 @@
 	fill: 0xFFFFFF
 });
 scoreText.anchor.set(1, 0);
 LK.gui.topRight.addChild(scoreText);
-var objectiveText = new Text2('Build your dream house!', {
+var objectiveText = new Text2('Build blueberry a home!', {
 	size: 60,
 	fill: 0xFFFFFF
 });
 objectiveText.anchor.set(0.5, 0);