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

/**** 
* Classes
****/ 
var DropShape = Container.expand(function (shapeType, color, shapeForm) {
	var self = Container.call(this);
	self.shapeType = shapeType;
	self.color = color;
	self.shapeForm = shapeForm;
	self.speed = 0;
	self.targetY = 0;
	self.isMoving = false;
	self.lane = 0;
	self.row = -1;
	var assetId = color + shapeForm;
	var shapeGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.startDrop = function (lane, startY, endY) {
		self.lane = lane;
		self.y = startY;
		self.targetY = endY;
		self.speed = 120; // Double the speed for much faster movement
		self.isMoving = true;
		// Add slot machine spinning effect - faster rotation
		tween(self, {
			rotation: Math.PI * 4
		}, {
			duration: 800,
			// Much faster rotation animation
			easing: tween.easeOut
		});
	};
	self.update = function () {
		if (self.isMoving) {
			self.y += self.speed;
			// Much faster settling with aggressive deceleration
			var distanceToTarget = Math.abs(self.targetY - self.y);
			if (distanceToTarget < 150) {
				self.speed = Math.max(8, self.speed * 0.85); // Higher minimum speed and faster deceleration
			}
			// Stop at target with bounce effect
			if (self.y >= self.targetY) {
				self.y = self.targetY;
				self.isMoving = false;
				self.speed = 0;
				// No bounce animation to keep consistent size
				// Calculate which row this shape is in - use targetRow if available
				if (self.targetRow !== undefined) {
					self.row = self.targetRow;
				} else {
					self.row = Math.floor((self.y - gridStartY) / (cellSize + cellMargin));
				}
			}
		}
	};
	return self;
});
var GoodsItem = Container.expand(function (goodsType) {
	var self = Container.call(this);
	self.goodsType = goodsType;
	var itemGraphics = self.attachAsset(goodsType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.down = function (x, y, obj) {
		// Move this item to inventory slot
		moveToInventory(self);
	};
	return self;
});
var Lever = Container.expand(function () {
	var self = Container.call(this);
	self.isPulled = false;
	self.canPull = true;
	var leverBase = self.attachAsset('lever', {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.leverHandle = self.attachAsset('leverHandle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.leverHandle.y = -700;
	self.pull = function () {
		if (!self.canPull || isShifting || !isGridFull()) return;
		self.canPull = false;
		self.isPulled = true;
		LK.getSound('leverPull').play();
		// Animate lever handle moving down - much faster
		tween(self.leverHandle, {
			y: -100
		}, {
			duration: 15,
			easing: tween.easeOut
		});
		// Keep lever pulled state - will be reset on touch release
		// Allow immediate next pull
		self.canPull = true;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2a1810
});

/**** 
* Game Code
****/ 
var lanes = [];
var dropShapes = [];
var cellSize = 300; // Square cell size
var cellMargin = 15; // 15 pixel margin between cells
var totalGridWidth = 4 * cellSize + 3 * cellMargin; // Total width of 4 columns with margins
var totalGridHeight = 4 * cellSize + 3 * cellMargin; // Total height of 4 rows with margins
var gridStartX = (2048 - totalGridWidth) / 2 - 200; // Shift the 4x5 grid to the left
var gridStartY = 600 - (cellSize + cellMargin); // Shift grid up by one grid cell height
var laneWidth = cellSize + cellMargin; // Width per column including margin
var laneBackgroundWidth = cellSize; // Square cell background
var cellHeight = cellSize + cellMargin; // Height per row including margin
var shapeTypes = ['red', 'blue', 'green', 'yellow'];
var shapeForms = ['Shape', 'Circle'];
var lever;
var scoreTxt;
var money = 0;
var moneyTxt;
var goodsGrid = [];
var inventorySlot = null;
var currentInventoryItem = null;
var sellButton = null;
var goodsTypes = ['apple', 'banana', 'orange', 'grape', 'bread', 'cheese', 'meat', 'fish'];
// Create lane backgrounds for 4x4 grid
for (var col = 0; col < 4; col++) {
	for (var row = 0; row < 4; row++) {
		var assetType = 'cell';
		var cellBack = LK.getAsset(assetType, {
			width: cellSize,
			height: cellSize,
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.3
		});
		cellBack.x = gridStartX + col * (cellSize + cellMargin) + cellSize / 2;
		cellBack.y = gridStartY + row * (cellSize + cellMargin) + cellSize / 2;
		game.addChild(cellBack);
	}
}
// Result cell removed
// Create lever
lever = game.addChild(new Lever());
lever.x = 1700; // Move to the left
lever.y = 1400;
// Create score display
scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create money display
moneyTxt = new Text2('Money: 0₺', {
	size: 60,
	fill: 0x00ff00
});
moneyTxt.anchor.set(0.5, 0);
moneyTxt.y = 100;
LK.gui.top.addChild(moneyTxt);
// Create goods grid (4x2) below main grid
var goodsGridStartX = gridStartX;
var goodsGridStartY = gridStartY + totalGridHeight + 100;
var goodsCellSize = cellSize; // Use same size as main grid cells (300px)
var goodsMargin = cellMargin; // Use same margin as main grid (15px)
for (var row = 0; row < 2; row++) {
	for (var col = 0; col < 4; col++) {
		// Create cell background
		var cellBack = LK.getAsset('goodsCell', {
			width: goodsCellSize,
			height: goodsCellSize,
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.8
		});
		cellBack.x = goodsGridStartX + col * (goodsCellSize + goodsMargin) + goodsCellSize / 2;
		cellBack.y = goodsGridStartY + row * (goodsCellSize + goodsMargin) + goodsCellSize / 2;
		game.addChild(cellBack);
		// Only create goods item for the first cell (start with 1 item)
		if (row === 0 && col === 0) {
			var randomGoodsType = goodsTypes[Math.floor(Math.random() * goodsTypes.length)];
			var goodsItem = new GoodsItem(randomGoodsType);
			goodsItem.x = cellBack.x;
			goodsItem.y = cellBack.y;
			game.addChild(goodsItem);
			goodsGrid.push(goodsItem);
		} else {
			goodsGrid.push(null);
		}
	}
}
// Create inventory slot on the right side
inventorySlot = LK.getAsset('inventorySlot', {
	width: goodsCellSize,
	height: goodsCellSize,
	anchorX: 0.5,
	anchorY: 0.5,
	alpha: 0.6
});
inventorySlot.x = 1600;
inventorySlot.y = goodsGridStartY + goodsCellSize / 2;
game.addChild(inventorySlot);
// Create sell button below inventory slot
sellButton = LK.getAsset('sellButton', {
	width: goodsCellSize,
	height: goodsCellSize / 2,
	anchorX: 0.5,
	anchorY: 0.5
});
sellButton.x = inventorySlot.x;
sellButton.y = inventorySlot.y + goodsCellSize / 2 + goodsMargin + goodsCellSize / 4;
game.addChild(sellButton);
// Add sell button text
var sellButtonText = new Text2('Sell', {
	size: 60,
	fill: 0xffffff
});
sellButtonText.anchor.set(0.5, 0.5);
sellButtonText.x = sellButton.x;
sellButtonText.y = sellButton.y;
game.addChild(sellButtonText);
function updateScore() {
	scoreTxt.setText('Score: ' + LK.getScore());
}
function updateMoney() {
	moneyTxt.setText('Money: ' + money + '₺');
}
function moveToInventory(goodsItem) {
	// If clicking on the same item that's already in inventory, return it to grid
	if (currentInventoryItem === goodsItem) {
		var gridIndex = goodsGrid.indexOf(currentInventoryItem);
		if (gridIndex !== -1) {
			var row = Math.floor(gridIndex / 4);
			var col = gridIndex % 4;
			var targetX = goodsGridStartX + col * (goodsCellSize + goodsMargin) + goodsCellSize / 2;
			var targetY = goodsGridStartY + row * (goodsCellSize + goodsMargin) + goodsCellSize / 2;
			tween(currentInventoryItem, {
				x: targetX,
				y: targetY
			}, {
				duration: 300,
				easing: tween.easeOut
			});
		}
		currentInventoryItem = null;
		return;
	}
	if (currentInventoryItem) {
		// Return current item to its original position in grid
		var gridIndex = goodsGrid.indexOf(currentInventoryItem);
		if (gridIndex !== -1) {
			var row = Math.floor(gridIndex / 4);
			var col = gridIndex % 4;
			var targetX = goodsGridStartX + col * (goodsCellSize + goodsMargin) + goodsCellSize / 2;
			var targetY = goodsGridStartY + row * (goodsCellSize + goodsMargin) + goodsCellSize / 2;
			tween(currentInventoryItem, {
				x: targetX,
				y: targetY
			}, {
				duration: 300,
				easing: tween.easeOut
			});
		}
	}
	// Move new item to inventory
	currentInventoryItem = goodsItem;
	tween(goodsItem, {
		x: inventorySlot.x,
		y: inventorySlot.y
	}, {
		duration: 300,
		easing: tween.easeOut
	});
}
function sellItem() {
	if (currentInventoryItem) {
		money += 100;
		updateMoney();
		// Flash money text
		tween(moneyTxt, {
			scaleX: 1.3,
			scaleY: 1.3
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(moneyTxt, {
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: 200
				});
			}
		});
		// Remove sold item without replacement
		var gridIndex = goodsGrid.indexOf(currentInventoryItem);
		if (gridIndex !== -1) {
			currentInventoryItem.destroy();
			goodsGrid[gridIndex] = null;
		}
		currentInventoryItem = null;
	}
}
function getRandomShape() {
	var color = shapeTypes[Math.floor(Math.random() * shapeTypes.length)];
	var form = shapeForms[Math.floor(Math.random() * shapeForms.length)];
	return {
		color: color,
		form: form
	};
}
function spawnShapes() {
	spawnNewShapes();
}
function spawnNewShapes() {
	// Fill all rows sequentially starting from row 3 (bottom) going up to row 0 (top)
	fillRowSequentially(3);
}
function fillRowSequentially(currentRow) {
	if (currentRow < 0) return; // All rows filled
	// Fill current row with shapes
	for (var i = 0; i < 4; i++) {
		(function (laneIndex) {
			LK.setTimeout(function () {
				var shapeData = getRandomShape();
				var shape = new DropShape(shapeData.color + shapeData.form, shapeData.color, shapeData.form);
				shape.x = gridStartX + laneIndex * (cellSize + cellMargin) + cellSize / 2;
				var targetY = gridStartY + currentRow * (cellSize + cellMargin) + cellSize / 2;
				shape.startDrop(laneIndex, gridStartY - 100, targetY);
				shape.targetRow = currentRow; // Track which row this shape belongs to
				game.addChild(shape);
				dropShapes.push(shape);
			}, laneIndex * 50); // Stagger each lane by 50ms
		})(i);
	}
	// Wait for current row to finish, then check matches and fill next row
	LK.setTimeout(function () {
		checkMatchesForRow(currentRow, function () {
			// After checking matches for current row, fill the next row up
			fillRowSequentially(currentRow - 1);
		});
	}, 500); // Wait 0.5 seconds for shapes to settle 
}
function checkMatches() {
	// Check result row (row 3 - bottom row) for matches
	checkMatchesForRow(3);
}
function checkMatchesForRow(targetRow, callback) {
	// Check specific row for matches
	var rowShapes = [];
	for (var i = 0; i < dropShapes.length; i++) {
		if (dropShapes[i].row === targetRow) {
			rowShapes.push(dropShapes[i]);
		}
	}
	if (rowShapes.length < 2) {
		if (callback) callback();
		return;
	}
	// Count identical shapes (same color + same form)
	var shapeColorCount = {};
	for (var i = 0; i < rowShapes.length; i++) {
		var shape = rowShapes[i];
		shapeColorCount[shape.color + shape.shapeForm] = (shapeColorCount[shape.color + shape.shapeForm] || 0) + 1;
	}
	var points = 0;
	var matched = false;
	// Check for identical shapes: 4 = 250 points, 3 = 100 points, 2 = 50 points
	for (var key in shapeColorCount) {
		if (shapeColorCount[key] === 4) {
			points = 250;
			matched = true;
			break;
		} else if (shapeColorCount[key] === 3) {
			points = 100;
			matched = true;
			break;
		} else if (shapeColorCount[key] === 2) {
			points = 50;
			matched = true;
			break;
		}
	}
	if (matched) {
		LK.setScore(LK.getScore() + points);
		updateScore();
		updateMoney();
		// Play different sound based on match count
		if (points === 250) {
			LK.getSound('4xMatch').play();
		} else if (points === 100) {
			LK.getSound('3xMatch').play();
		} else if (points === 50) {
			LK.getSound('2xMatch').play();
		}
		// Enhanced visual feedback for wins
		var flashColor = points >= 250 ? 0xffd700 : points >= 100 ? 0xff6600 : 0xffffff;
		// Find which shapes actually contributed to the score
		var scoringShapes = [];
		var targetShapeType = '';
		for (var key in shapeColorCount) {
			if (shapeColorCount[key] === 4 && points === 250 || shapeColorCount[key] === 3 && points === 100 || shapeColorCount[key] === 2 && points === 50) {
				targetShapeType = key;
				break;
			}
		}
		// Collect only the shapes that actually scored
		for (var i = 0; i < rowShapes.length; i++) {
			var shape = rowShapes[i];
			if (shape.color + shape.shapeForm === targetShapeType) {
				scoringShapes.push(shape);
			}
		}
		// Animate only the scoring shapes
		for (var i = 0; i < scoringShapes.length; i++) {
			var shape = scoringShapes[i];
			LK.effects.flashObject(shape, flashColor, 1000);
			// Add temporary scaling and glow effect
			(function (currentShape) {
				tween(currentShape, {
					scaleX: 1.8,
					scaleY: 1.8,
					alpha: 1.2
				}, {
					duration: 300,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						// Return to original size and alpha
						tween(currentShape, {
							scaleX: 1.0,
							scaleY: 1.0,
							alpha: 1.0
						}, {
							duration: 200,
							easing: tween.easeIn
						});
					}
				});
			})(shape);
		}
		// Animate score text on big wins
		if (points >= 100) {
			tween(scoreTxt, {
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(scoreTxt, {
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 200
					});
				}
			});
		}
		// Wait for animations to complete before calling callback
		LK.setTimeout(function () {
			if (callback) callback();
		}, 1500); // Wait for match animations to complete
	} else {
		// No match, call callback immediately
		if (callback) callback();
	}
}
function isGridFull() {
	for (var laneIndex = 0; laneIndex < 4; laneIndex++) {
		var occupiedRows = 0;
		for (var j = 0; j < dropShapes.length; j++) {
			if (dropShapes[j].lane === laneIndex && !dropShapes[j].isMoving) {
				occupiedRows++;
			}
		}
		if (occupiedRows >= 4) {
			return true;
		}
	}
	return false;
}
function shiftShapesDown() {
	isShifting = true;
	// Move all shapes down by one row
	var shapesToShift = 0;
	var shapesCompleted = 0;
	// Count shapes that need to be shifted
	for (var i = 0; i < dropShapes.length; i++) {
		if (!dropShapes[i].isMoving) {
			shapesToShift++;
		}
	}
	for (var i = 0; i < dropShapes.length; i++) {
		var shape = dropShapes[i];
		if (!shape.isMoving) {
			shape.row += 1;
			var newTargetY = gridStartY + shape.row * (cellSize + cellMargin) + cellSize / 2;
			// Animate the shift down - much faster
			tween(shape, {
				y: newTargetY
			}, {
				duration: 120,
				// Much faster shift animation
				easing: tween.easeOut,
				onFinish: function onFinish() {
					shapesCompleted++;
					if (shapesCompleted >= shapesToShift) {
						isShifting = false;
					}
				}
			});
		}
	}
	// Fallback to reset flag if no shapes to shift
	if (shapesToShift === 0) {
		isShifting = false;
	}
}
function cleanupOffscreenShapes() {
	// Check if any shape has reached row 4 (beyond the 4x4 grid)
	var shouldClearAll = false;
	for (var i = 0; i < dropShapes.length; i++) {
		if (dropShapes[i].row >= 4) {
			shouldClearAll = true;
			break;
		}
	}
	// If any shape reached row 4, clear all shapes from the grid
	if (shouldClearAll) {
		for (var i = dropShapes.length - 1; i >= 0; i--) {
			var shape = dropShapes[i];
			shape.destroy();
			dropShapes.splice(i, 1);
		}
	} else {
		// Original cleanup logic for shapes that might be off-screen
		for (var i = dropShapes.length - 1; i >= 0; i--) {
			var shape = dropShapes[i];
			// Clean up shapes that go beyond the bottom of the 4x4 grid (row 4 and beyond)
			if (shape.row >= 4) {
				// No scaling animation to keep consistent size
				shape.destroy();
				dropShapes.splice(i, 1);
			}
		}
	}
}
var lastLeverPulled = false;
var isDragging = false;
var dragStartY = 0;
var dragThreshold = 200; // Minimum drag distance to trigger slot
var isShifting = false; // Flag to prevent lever pulling during animations
// Add touch/drag functionality to game - only near lever handle
game.down = function (x, y, obj) {
	// Check if sell button was clicked
	var sellButtonDistance = Math.sqrt(Math.pow(x - sellButton.x, 2) + Math.pow(y - sellButton.y, 2));
	if (sellButtonDistance <= goodsCellSize / 2) {
		sellItem();
		return;
	}
	if (!isShifting && isGridFull()) {
		// Calculate lever handle's world position
		var handleWorldX = lever.x;
		var handleWorldY = lever.y + lever.leverHandle.y;
		// Check if touch is near the lever handle (within 200 pixels)
		var distance = Math.sqrt(Math.pow(x - handleWorldX, 2) + Math.pow(y - handleWorldY, 2));
		if (distance <= 200) {
			isDragging = true;
			dragStartY = y;
		}
	}
};
game.move = function (x, y, obj) {
	if (isDragging && !isShifting && isGridFull()) {
		var dragDistance = y - dragStartY;
		// If dragged down enough, trigger lever pull
		if (dragDistance > dragThreshold) {
			lever.pull();
			isDragging = false; // Prevent multiple triggers during same drag
		}
	}
};
game.up = function (x, y, obj) {
	isDragging = false;
	// Only allow lever handle to return up when touch is released
	if (lever.isPulled) {
		// Animate lever handle back up when released - much faster
		tween(lever.leverHandle, {
			y: -700
		}, {
			duration: 30,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				// Play lever release sound when handle reaches top
				LK.getSound('leverRelease').play();
				// Spawn shapes immediately when handle reaches top
				if (isGridFull()) {
					shiftShapesDown();
					cleanupOffscreenShapes();
					// Spawn immediately after shift
					spawnShapes();
				} else {
					spawnShapes();
				}
			}
		});
		lever.isPulled = false;
	}
};
game.update = function () {
	// Check for completed drops and matches
	var allStopped = true;
	for (var i = 0; i < dropShapes.length; i++) {
		if (dropShapes[i].isMoving) {
			allStopped = false;
			break;
		}
	}
	if (allStopped && dropShapes.length > 0) {
		var hasNewlyStoppedShapes = false;
		for (var i = 0; i < dropShapes.length; i++) {
			if (dropShapes[i].row === 3 && !dropShapes[i].checked) {
				dropShapes[i].checked = true;
				hasNewlyStoppedShapes = true;
			}
		}
		if (hasNewlyStoppedShapes) {
			checkMatches();
		}
	}
	cleanupOffscreenShapes();
};
updateScore();

===================================================================
--- original.js
+++ change.js
@@ -87,9 +87,9 @@
 		anchorY: 0.5
 	});
 	self.leverHandle.y = -700;
 	self.pull = function () {
-		if (!self.canPull || isShifting) return;
+		if (!self.canPull || isShifting || !isGridFull()) return;
 		self.canPull = false;
 		self.isPulled = true;
 		LK.getSound('leverPull').play();
 		// Animate lever handle moving down - much faster
@@ -571,9 +571,9 @@
 	if (sellButtonDistance <= goodsCellSize / 2) {
 		sellItem();
 		return;
 	}
-	if (!isShifting) {
+	if (!isShifting && isGridFull()) {
 		// Calculate lever handle's world position
 		var handleWorldX = lever.x;
 		var handleWorldY = lever.y + lever.leverHandle.y;
 		// Check if touch is near the lever handle (within 200 pixels)
@@ -584,9 +584,9 @@
 		}
 	}
 };
 game.move = function (x, y, obj) {
-	if (isDragging && !isShifting) {
+	if (isDragging && !isShifting && isGridFull()) {
 		var dragDistance = y - dragStartY;
 		// If dragged down enough, trigger lever pull
 		if (dragDistance > dragThreshold) {
 			lever.pull();