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

/**** 
* Classes
****/ 
var Chairs = Container.expand(function () {
	var self = Container.call(this);
	var chairsGraphics = self.attachAsset('chairs', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 1.5;
	return self;
});
var Chef = Container.expand(function () {
	var self = Container.call(this);
	var chefGraphics = self.attachAsset('chef', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.efficiencyBonus = 2;
	return self;
});
var Customer = Container.expand(function () {
	var self = Container.call(this);
	var customerGraphics = self.attachAsset('customer', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.satisfaction = 1;
	self.timeInRestaurant = 0;
	self.maxTime = 300; // 5 seconds at 60fps
	self.hasEaten = false;
	self.currentTable = null;
	self.update = function () {
		self.timeInRestaurant++;
		// Try to sit at a table if not already seated
		if (!self.currentTable && self.timeInRestaurant > 30) {
			for (var i = 0; i < tables.length; i++) {
				var table = tables[i];
				if (!table.occupied) {
					self.currentTable = table;
					table.occupied = true;
					// Add food to table immediately when customer sits
					if (!table.food) {
						table.food = table.addChild(LK.getAsset('food', {
							anchorX: 0.5,
							anchorY: 0.5,
							x: 0,
							y: -30
						}));
						// Make food appear with a small scale animation
						table.food.scaleX = 0;
						table.food.scaleY = 0;
						tween(table.food, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 500
						});
					}
					// Move customer to table with tween animation
					tween(self, {
						x: table.x,
						y: table.y + 100
					}, {
						duration: 1000
					});
					break;
				}
			}
		}
		if (!self.hasEaten && self.timeInRestaurant > 60 && self.currentTable) {
			// Customer eats and pays (only when seated)
			var payment = Math.floor(10 * restaurantQuality * self.satisfaction);
			money += payment;
			moneyTxt.setText('$' + money);
			self.hasEaten = true;
			// Customer satisfaction affects tip
			if (Math.random() < restaurantQuality / 10) {
				money += Math.floor(payment * 0.5);
				moneyTxt.setText('$' + money);
			}
		}
		if (self.timeInRestaurant > self.maxTime && !self.isLeaving) {
			// Mark customer as leaving to prevent multiple leave animations
			self.isLeaving = true;
			// Customer leaves and frees up table
			if (self.currentTable) {
				self.currentTable.occupied = false;
				// Remove food from table
				if (self.currentTable.food) {
					self.currentTable.food.destroy();
					self.currentTable.food = null;
				}
			}
			// Animate customer leaving the restaurant
			tween(self, {
				x: -200,
				// Move off screen to the left
				alpha: 0.5 // Fade out slightly
			}, {
				duration: 1500,
				onFinish: function onFinish() {
					// Remove from customers array and destroy after animation
					for (var i = customers.length - 1; i >= 0; i--) {
						if (customers[i] === self) {
							customers.splice(i, 1);
							break;
						}
					}
					self.destroy();
				}
			});
		}
	};
	return self;
});
var Decoration = Container.expand(function () {
	var self = Container.call(this);
	var decorationGraphics = self.attachAsset('decoration', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 1;
	return self;
});
var GameMachine = Container.expand(function () {
	var self = Container.call(this);
	var machineGraphics = self.attachAsset('gameMachine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 3;
	return self;
});
var KitchenUpgrade = Container.expand(function () {
	var self = Container.call(this);
	var kitchenGraphics = self.attachAsset('kitchenUpgrade', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 3;
	return self;
});
var LightingKit = Container.expand(function () {
	var self = Container.call(this);
	var lightingGraphics = self.attachAsset('lightingKit', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 2;
	return self;
});
var SoundSystem = Container.expand(function () {
	var self = Container.call(this);
	var soundGraphics = self.attachAsset('soundSystem', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 2.5;
	return self;
});
var Table = Container.expand(function (type) {
	var self = Container.call(this);
	var tableGraphics = self.attachAsset(type || 'table', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.occupied = false;
	self.qualityBonus = type === 'fancyTable' ? 2 : 1;
	self.food = null;
	return self;
});
var VipSection = Container.expand(function () {
	var self = Container.call(this);
	var vipGraphics = self.attachAsset('vipSection', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.qualityBonus = 4;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x90EE90
});

/**** 
* Game Code
****/ 
var money = 50;
var restaurantQuality = 1;
var customers = [];
var tables = [];
var gameMachines = [];
var decorations = [];
var chairs = [];
var soundSystems = [];
var lightingKits = [];
var vipSections = [];
var kitchenUpgrades = [];
var chefs = [];
var shopOpen = false;
var lastCustomerSpawn = 0;
var upgrade1Purchased = false;
var tablesPurchased = 0;
var chairsPurchased = false;
var soundPurchased = false;
var vipPurchased = false;
var kitchenPurchased = false;
var currentShopPage = 1;
var fancyGroundPurchased = false;
// Create restaurant background
var restaurant = game.addChild(LK.getAsset('restaurant', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 1366
}));
// Create restaurant walls for outline
var leftWall = game.addChild(LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 154,
	y: 1366
}));
var rightWall = game.addChild(LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1894,
	y: 1366
}));
var topWall = game.addChild(LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 796,
	width: 1800,
	height: 60
}));
var bottomWall = game.addChild(LK.getAsset('wall', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 1936,
	width: 1800,
	height: 60
}));
// Create initial tables with better spacing
var table1 = new Table();
table1.x = 600;
table1.y = 1100;
game.addChild(table1);
tables.push(table1);
var table2 = new Table();
table2.x = 1400;
table2.y = 1100;
game.addChild(table2);
tables.push(table2);
// Money display
var moneyTxt = new Text2('$' + money, {
	size: 60,
	fill: 0x000000
});
moneyTxt.anchor.set(0, 0);
moneyTxt.x = 150;
moneyTxt.y = 50;
LK.gui.topLeft.addChild(moneyTxt);
// Upgrade 1 button on top of restaurant
var upgrade1Btn = game.addChild(LK.getAsset('upgradeButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 700
}));
var upgrade1BtnTxt = new Text2('UPGRADE 1 - $300', {
	size: 30,
	fill: 0xFFFFFF
});
upgrade1BtnTxt.anchor.set(0.5, 0.5);
upgrade1Btn.addChild(upgrade1BtnTxt);
upgrade1Btn.down = function (x, y, obj) {
	if (money >= 300) {
		money -= 300;
		moneyTxt.setText('$' + money);
		// Make restaurant bigger
		tween(restaurant, {
			scaleX: 1.5,
			scaleY: 1.5
		}, {
			duration: 1000
		});
		// Calculate precise wall positions for 1.5x scaled restaurant
		// Restaurant center is at (1024, 1366), scaled restaurant will be 2700x1800
		var scaledWidth = 1800 * 1.5; // 2700
		var scaledHeight = 1200 * 1.5; // 1800
		var centerX = 1024;
		var centerY = 1366;
		// Left wall: center - half scaled width - wall thickness/2
		var leftWallX = centerX - scaledWidth / 2 - 30;
		// Right wall: center + half scaled width + wall thickness/2  
		var rightWallX = centerX + scaledWidth / 2 + 30;
		// Top wall: center - half scaled height - wall thickness/2
		var topWallY = centerY - scaledHeight / 2 - 30;
		// Bottom wall: center + half scaled height + wall thickness/2
		var bottomWallY = centerY + scaledHeight / 2 + 30;
		// Improve wall positioning and scaling for perfect alignment
		tween(leftWall, {
			scaleX: 1.5,
			scaleY: 1.5,
			x: leftWallX
		}, {
			duration: 1000
		});
		tween(rightWall, {
			scaleX: 1.5,
			scaleY: 1.5,
			x: rightWallX
		}, {
			duration: 1000
		});
		tween(topWall, {
			scaleX: 1.5,
			scaleY: 1.5,
			y: topWallY
		}, {
			duration: 1000
		});
		tween(bottomWall, {
			scaleX: 1.5,
			scaleY: 1.5,
			y: bottomWallY
		}, {
			duration: 1000,
			onFinish: function onFinish() {
				// Remove the upgrade button after animation completes
				upgrade1Btn.destroy();
			}
		});
		upgrade1Purchased = true;
		console.log("Restaurant upgraded!");
	} else {
		console.log("Not enough money - need $300");
	}
};
// Shop button
var shopBtn = game.addChild(LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1900,
	y: 150
}));
var shopBtnTxt = new Text2('SHOP', {
	size: 40,
	fill: 0xFFFFFF
});
shopBtnTxt.anchor.set(0.5, 0.5);
shopBtn.addChild(shopBtnTxt);
shopBtn.down = function (x, y, obj) {
	if (!shopOpen) {
		openShop();
	}
};
// Shop panel (initially hidden) - full screen coverage
var shopPanel = game.addChild(LK.getAsset('shopPanel', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 1366,
	width: 2048,
	height: 2732
}));
shopPanel.visible = false;
// Shop items - Page 1
var shopItems = [{
	name: 'Premium Chairs',
	price: 75,
	type: 'chairs'
}, {
	name: 'Sound System',
	price: 250,
	type: 'sound'
}, {
	name: 'VIP Section',
	price: 400,
	type: 'vip'
}, {
	name: 'Kitchen Upgrade',
	price: 300,
	type: 'kitchen'
}, {
	name: 'Give Money (+$100)',
	price: 0,
	type: 'money'
}];
// Shop items - Page 2
var shopItems2 = [{
	name: 'Fancy Ground',
	price: 500,
	type: 'fancyGround'
}];
var shopButtons = [];
function createShopButtons() {
	// Determine which items to show based on current page
	var currentShopItems;
	if (currentShopPage === 1) {
		// Add More Tables to shop items if upgrade 1 is purchased
		currentShopItems = shopItems.slice(); // Copy the base shop items
		if (upgrade1Purchased) {
			// Insert More Tables before Give Money button (which is last)
			currentShopItems.splice(currentShopItems.length - 1, 0, {
				name: 'More Tables',
				price: 150,
				type: 'tables'
			});
		}
	} else {
		currentShopItems = shopItems2.slice(); // Page 2 items
	}
	for (var i = 0; i < currentShopItems.length; i++) {
		var item = currentShopItems[i];
		var btn = shopPanel.addChild(LK.getAsset('upgradeButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 0,
			y: -300 + i * 150
		}));
		var btnTxt = new Text2(item.name + ' - $' + item.price, {
			size: 30,
			fill: 0xFFFFFF
		});
		btnTxt.anchor.set(0.5, 0.5);
		btn.addChild(btnTxt);
		btn.itemType = item.type;
		btn.itemPrice = item.price;
		btn.itemName = item.name;
		// Use closure to capture the correct item values
		// Check if item is already purchased and disable button
		var isAlreadyPurchased = false;
		if (item.type === 'chairs' && chairsPurchased) {
			isAlreadyPurchased = true;
		} else if (item.type === 'sound' && soundPurchased) {
			isAlreadyPurchased = true;
		} else if (item.type === 'vip' && vipPurchased) {
			isAlreadyPurchased = true;
		} else if (item.type === 'kitchen' && kitchenPurchased) {
			isAlreadyPurchased = true;
		} else if (item.type === 'tables' && tablesPurchased >= 5) {
			isAlreadyPurchased = true;
		} else if (item.type === 'fancyGround' && fancyGroundPurchased) {
			isAlreadyPurchased = true;
		}
		if (isAlreadyPurchased) {
			btnTxt.text = 'PURCHASED';
			btn.alpha = 0.5;
			btn.down = null;
		} else {
			btn.down = function (itemType, itemPrice) {
				return function (x, y, obj) {
					purchaseItem(itemType, itemPrice);
				};
			}(item.type, item.price);
		}
		shopButtons.push(btn);
	}
	// Navigation buttons
	if (currentShopPage === 1) {
		// Next page button
		var nextPageBtn = shopPanel.addChild(LK.getAsset('upgradeButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 200,
			y: 600,
			color: 0x4169E1
		}));
		var nextPageTxt = new Text2('NEXT PAGE', {
			size: 30,
			fill: 0xFFFFFF
		});
		nextPageTxt.anchor.set(0.5, 0.5);
		nextPageBtn.addChild(nextPageTxt);
		nextPageBtn.down = function (x, y, obj) {
			currentShopPage = 2;
			// Clear existing shop buttons
			for (var i = 0; i < shopButtons.length; i++) {
				shopButtons[i].destroy();
			}
			shopButtons = [];
			// Recreate shop buttons for page 2
			createShopButtons();
		};
		shopButtons.push(nextPageBtn);
	} else {
		// Previous page button
		var prevPageBtn = shopPanel.addChild(LK.getAsset('upgradeButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: -200,
			y: 600,
			color: 0x4169E1
		}));
		var prevPageTxt = new Text2('PREV PAGE', {
			size: 30,
			fill: 0xFFFFFF
		});
		prevPageTxt.anchor.set(0.5, 0.5);
		prevPageBtn.addChild(prevPageTxt);
		prevPageBtn.down = function (x, y, obj) {
			currentShopPage = 1;
			// Clear existing shop buttons
			for (var i = 0; i < shopButtons.length; i++) {
				shopButtons[i].destroy();
			}
			shopButtons = [];
			// Recreate shop buttons for page 1
			createShopButtons();
		};
		shopButtons.push(prevPageBtn);
	}
	// Close shop button
	var closeBtn = shopPanel.addChild(LK.getAsset('upgradeButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: 700,
		color: 0xFF6B6B
	}));
	var closeTxt = new Text2('CLOSE', {
		size: 40,
		fill: 0xFFFFFF
	});
	closeTxt.anchor.set(0.5, 0.5);
	closeBtn.addChild(closeTxt);
	closeBtn.down = function (x, y, obj) {
		closeShop();
	};
	shopButtons.push(closeBtn);
}
function openShop() {
	// Clear existing shop buttons
	for (var i = 0; i < shopButtons.length; i++) {
		shopButtons[i].destroy();
	}
	shopButtons = [];
	// Recreate shop buttons with current upgrade status
	createShopButtons();
	shopOpen = true;
	shopPanel.visible = true;
	// Hide all game elements
	restaurant.visible = false;
	leftWall.visible = false;
	rightWall.visible = false;
	topWall.visible = false;
	bottomWall.visible = false;
	shopBtn.visible = false;
	for (var i = 0; i < tables.length; i++) {
		tables[i].visible = false;
	}
	for (var i = 0; i < customers.length; i++) {
		customers[i].visible = false;
	}
	for (var i = 0; i < gameMachines.length; i++) {
		gameMachines[i].visible = false;
	}
	for (var i = 0; i < decorations.length; i++) {
		decorations[i].visible = false;
	}
	for (var i = 0; i < chairs.length; i++) {
		chairs[i].visible = false;
	}
	for (var i = 0; i < soundSystems.length; i++) {
		soundSystems[i].visible = false;
	}
	for (var i = 0; i < lightingKits.length; i++) {
		lightingKits[i].visible = false;
	}
	for (var i = 0; i < vipSections.length; i++) {
		vipSections[i].visible = false;
	}
	for (var i = 0; i < kitchenUpgrades.length; i++) {
		kitchenUpgrades[i].visible = false;
	}
	for (var i = 0; i < chefs.length; i++) {
		chefs[i].visible = false;
	}
	if (upgrade1Btn && upgrade1Btn.parent) {
		upgrade1Btn.visible = false;
	}
	tween(shopPanel, {
		alpha: 1
	}, {
		duration: 300
	});
}
function closeShop() {
	shopOpen = false;
	tween(shopPanel, {
		alpha: 0
	}, {
		duration: 300,
		onFinish: function onFinish() {
			shopPanel.visible = false;
			// Show all game elements when shop closes
			restaurant.visible = true;
			leftWall.visible = true;
			rightWall.visible = true;
			topWall.visible = true;
			bottomWall.visible = true;
			shopBtn.visible = true;
			for (var i = 0; i < tables.length; i++) {
				tables[i].visible = true;
			}
			for (var i = 0; i < customers.length; i++) {
				customers[i].visible = true;
			}
			for (var i = 0; i < gameMachines.length; i++) {
				gameMachines[i].visible = true;
			}
			for (var i = 0; i < decorations.length; i++) {
				decorations[i].visible = true;
			}
			for (var i = 0; i < chairs.length; i++) {
				chairs[i].visible = true;
			}
			for (var i = 0; i < soundSystems.length; i++) {
				soundSystems[i].visible = true;
			}
			for (var i = 0; i < lightingKits.length; i++) {
				lightingKits[i].visible = true;
			}
			for (var i = 0; i < vipSections.length; i++) {
				vipSections[i].visible = true;
			}
			for (var i = 0; i < kitchenUpgrades.length; i++) {
				kitchenUpgrades[i].visible = true;
			}
			for (var i = 0; i < chefs.length; i++) {
				chefs[i].visible = true;
			}
			if (upgrade1Btn && upgrade1Btn.parent) {
				upgrade1Btn.visible = true;
			}
		}
	});
}
function purchaseItem(type, price) {
	// Check if item is already purchased (except for lighting, money, and tables)
	if (type === 'chairs' && chairsPurchased) {
		console.log("Chairs already purchased!");
		return;
	}
	if (type === 'sound' && soundPurchased) {
		console.log("Sound system already purchased!");
		return;
	}
	if (type === 'vip' && vipPurchased) {
		console.log("VIP section already purchased!");
		return;
	}
	if (type === 'kitchen' && kitchenPurchased) {
		console.log("Kitchen upgrade already purchased!");
		return;
	}
	if (type === 'fancyGround' && fancyGroundPurchased) {
		console.log("Fancy ground already purchased!");
		return;
	}
	if (money >= price) {
		money -= price;
		moneyTxt.setText('$' + money);
		LK.getSound('purchase').play();
		if (type === 'chairs') {
			var newChairs = new Chairs();
			newChairs.x = 300 + chairs.length * 200;
			newChairs.y = 1700;
			game.addChild(newChairs);
			chairs.push(newChairs);
			restaurantQuality += 0.7;
			chairsPurchased = true;
		} else if (type === 'sound') {
			var newSoundSystem = new SoundSystem();
			newSoundSystem.x = 300 + soundSystems.length * 200;
			newSoundSystem.y = 850;
			game.addChild(newSoundSystem);
			soundSystems.push(newSoundSystem);
			restaurantQuality += 1.2;
			soundPurchased = true;
		} else if (type === 'lighting') {
			var newLighting = new LightingKit();
			newLighting.x = 600 + lightingKits.length * 300;
			newLighting.y = 950;
			game.addChild(newLighting);
			lightingKits.push(newLighting);
			restaurantQuality += 1;
			// Add lighting effect
			LK.effects.flashObject(newLighting, 0xFFFF00, 2000);
		} else if (type === 'vip') {
			var newVip = new VipSection();
			newVip.x = 1600;
			newVip.y = 1600;
			game.addChild(newVip);
			vipSections.push(newVip);
			restaurantQuality += 2;
			// Add VIP chair next to the VIP section with proper spacing
			var vipChair = new Chairs();
			vipChair.x = 1300;
			vipChair.y = 1500;
			game.addChild(vipChair);
			chairs.push(vipChair);
			vipPurchased = true;
		} else if (type === 'kitchen') {
			var newKitchen = new KitchenUpgrade();
			newKitchen.x = 1024;
			newKitchen.y = 1000;
			game.addChild(newKitchen);
			kitchenUpgrades.push(newKitchen);
			restaurantQuality += 1.5;
			// Add chef automatically with kitchen upgrade
			var newChef = new Chef();
			newChef.x = 1024 + chefs.length * 150;
			newChef.y = 1100;
			game.addChild(newChef);
			chefs.push(newChef);
			restaurantQuality += 1.0;
			kitchenPurchased = true;
		} else if (type === 'tables') {
			if (tablesPurchased < 5) {
				var newTable = new Table();
				newTable.x = 400 + (tables.length - 2) * 350;
				newTable.y = 1350;
				game.addChild(newTable);
				tables.push(newTable);
				restaurantQuality += 0.5;
				tablesPurchased++;
			}
		} else if (type === 'fancyGround') {
			// Create fancy ground tiles across the restaurant floor
			for (var i = 0; i < 6; i++) {
				for (var j = 0; j < 4; j++) {
					var groundTile = game.addChild(LK.getAsset('fancyGround', {
						anchorX: 0.5,
						anchorY: 0.5,
						x: 400 + i * 200,
						y: 1000 + j * 200
					}));
					groundTile.alpha = 0.7; // Make it semi-transparent so it doesn't interfere with other elements
				}
			}
			restaurantQuality += 1.5;
			fancyGroundPurchased = true;
		} else if (type === 'money') {
			money += 100;
			moneyTxt.setText('$' + money);
		}
		// Update button text to show "PURCHASED" for all items except lighting, money, and tables (which can be bought multiple times)
		if (type !== 'lighting' && type !== 'money' && type !== 'tables') {
			for (var i = 0; i < shopButtons.length; i++) {
				var btn = shopButtons[i];
				if (btn.itemType === type) {
					var btnText = btn.children[0]; // Get the text child
					btnText.text = 'PURCHASED';
					btn.alpha = 0.5; // Make button look disabled
					btn.down = null; // Remove click handler
					break;
				}
			}
		} else if (type === 'tables' && tablesPurchased >= 5) {
			// Handle tables purchase limit
			for (var i = 0; i < shopButtons.length; i++) {
				var btn = shopButtons[i];
				if (btn.itemType === 'tables') {
					var btnText = btn.children[0];
					btnText.text = 'PURCHASED';
					btn.alpha = 0.5;
					btn.down = null;
					break;
				}
			}
		} else if (type === 'lighting') {
			// For lighting, temporarily show feedback on the button
			for (var i = 0; i < shopButtons.length; i++) {
				var btn = shopButtons[i];
				if (btn.itemType === 'lighting') {
					var btnText = btn.children[0];
					var originalText = btnText.text;
					btnText.text = 'ADDED!';
					LK.setTimeout(function () {
						btnText.text = originalText;
					}, 1000);
					break;
				}
			}
		} else if (type === 'money') {
			// For money button, show feedback animation
			for (var i = 0; i < shopButtons.length; i++) {
				var btn = shopButtons[i];
				if (btn.itemType === 'money') {
					var btnText = btn.children[0];
					var originalText = btnText.text;
					btnText.text = 'MONEY ADDED!';
					LK.setTimeout(function () {
						btnText.text = originalText;
					}, 1000);
					break;
				}
			}
		}
		// Don't close shop immediately - let player continue shopping
		console.log("Item purchased successfully!");
	} else {
		console.log("Not enough money for " + type + " - need $" + price);
	}
}
function spawnCustomer() {
	if (customers.length < Math.floor(restaurantQuality * 2) + 2) {
		var customer = new Customer();
		customer.x = -100;
		customer.y = 1400 + Math.random() * 200;
		customer.satisfaction = Math.min(restaurantQuality / 5, 2);
		game.addChild(customer);
		customers.push(customer);
		LK.getSound('customerEnter').play();
		// Move customer into restaurant
		tween(customer, {
			x: 200 + Math.random() * 1600
		}, {
			duration: 2000
		});
	}
}
createShopButtons();
game.update = function () {
	// Spawn customers based on restaurant quality
	var spawnRate = Math.max(300 - restaurantQuality * 20, 240);
	if (LK.ticks - lastCustomerSpawn > spawnRate) {
		spawnCustomer();
		lastCustomerSpawn = LK.ticks;
	}
	// Update customer satisfaction based on restaurant items
	for (var i = 0; i < customers.length; i++) {
		var customer = customers[i];
		var nearbyQuality = 1;
		// Check proximity to tables
		for (var j = 0; j < tables.length; j++) {
			var table = tables[j];
			var distance = Math.sqrt((customer.x - table.x) * (customer.x - table.x) + (customer.y - table.y) * (customer.y - table.y));
			if (distance < 300) {
				nearbyQuality += table.qualityBonus * 0.1;
			}
		}
		// Check proximity to game machines
		for (var k = 0; k < gameMachines.length; k++) {
			var machine = gameMachines[k];
			var distance = Math.sqrt((customer.x - machine.x) * (customer.x - machine.x) + (customer.y - machine.y) * (customer.y - machine.y));
			if (distance < 400) {
				nearbyQuality += machine.qualityBonus * 0.1;
			}
		}
		customer.satisfaction = Math.min(customer.satisfaction * nearbyQuality, 3);
	}
};

===================================================================
--- original.js
+++ change.js
@@ -214,8 +214,10 @@
 var chairsPurchased = false;
 var soundPurchased = false;
 var vipPurchased = false;
 var kitchenPurchased = false;
+var currentShopPage = 1;
+var fancyGroundPurchased = false;
 // Create restaurant background
 var restaurant = game.addChild(LK.getAsset('restaurant', {
 	anchorX: 0.5,
 	anchorY: 0.5,
@@ -375,9 +377,9 @@
 	width: 2048,
 	height: 2732
 }));
 shopPanel.visible = false;
-// Shop items
+// Shop items - Page 1
 var shopItems = [{
 	name: 'Premium Chairs',
 	price: 75,
 	type: 'chairs'
@@ -397,19 +399,31 @@
 	name: 'Give Money (+$100)',
 	price: 0,
 	type: 'money'
 }];
+// Shop items - Page 2
+var shopItems2 = [{
+	name: 'Fancy Ground',
+	price: 500,
+	type: 'fancyGround'
+}];
 var shopButtons = [];
 function createShopButtons() {
-	// Add More Tables to shop items if upgrade 1 is purchased
-	var currentShopItems = shopItems.slice(); // Copy the base shop items
-	if (upgrade1Purchased) {
-		// Insert More Tables before Give Money button (which is last)
-		currentShopItems.splice(currentShopItems.length - 1, 0, {
-			name: 'More Tables',
-			price: 150,
-			type: 'tables'
-		});
+	// Determine which items to show based on current page
+	var currentShopItems;
+	if (currentShopPage === 1) {
+		// Add More Tables to shop items if upgrade 1 is purchased
+		currentShopItems = shopItems.slice(); // Copy the base shop items
+		if (upgrade1Purchased) {
+			// Insert More Tables before Give Money button (which is last)
+			currentShopItems.splice(currentShopItems.length - 1, 0, {
+				name: 'More Tables',
+				price: 150,
+				type: 'tables'
+			});
+		}
+	} else {
+		currentShopItems = shopItems2.slice(); // Page 2 items
 	}
 	for (var i = 0; i < currentShopItems.length; i++) {
 		var item = currentShopItems[i];
 		var btn = shopPanel.addChild(LK.getAsset('upgradeButton', {
@@ -439,8 +453,10 @@
 		} else if (item.type === 'kitchen' && kitchenPurchased) {
 			isAlreadyPurchased = true;
 		} else if (item.type === 'tables' && tablesPurchased >= 5) {
 			isAlreadyPurchased = true;
+		} else if (item.type === 'fancyGround' && fancyGroundPurchased) {
+			isAlreadyPurchased = true;
 		}
 		if (isAlreadyPurchased) {
 			btnTxt.text = 'PURCHASED';
 			btn.alpha = 0.5;
@@ -453,8 +469,62 @@
 			}(item.type, item.price);
 		}
 		shopButtons.push(btn);
 	}
+	// Navigation buttons
+	if (currentShopPage === 1) {
+		// Next page button
+		var nextPageBtn = shopPanel.addChild(LK.getAsset('upgradeButton', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			x: 200,
+			y: 600,
+			color: 0x4169E1
+		}));
+		var nextPageTxt = new Text2('NEXT PAGE', {
+			size: 30,
+			fill: 0xFFFFFF
+		});
+		nextPageTxt.anchor.set(0.5, 0.5);
+		nextPageBtn.addChild(nextPageTxt);
+		nextPageBtn.down = function (x, y, obj) {
+			currentShopPage = 2;
+			// Clear existing shop buttons
+			for (var i = 0; i < shopButtons.length; i++) {
+				shopButtons[i].destroy();
+			}
+			shopButtons = [];
+			// Recreate shop buttons for page 2
+			createShopButtons();
+		};
+		shopButtons.push(nextPageBtn);
+	} else {
+		// Previous page button
+		var prevPageBtn = shopPanel.addChild(LK.getAsset('upgradeButton', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			x: -200,
+			y: 600,
+			color: 0x4169E1
+		}));
+		var prevPageTxt = new Text2('PREV PAGE', {
+			size: 30,
+			fill: 0xFFFFFF
+		});
+		prevPageTxt.anchor.set(0.5, 0.5);
+		prevPageBtn.addChild(prevPageTxt);
+		prevPageBtn.down = function (x, y, obj) {
+			currentShopPage = 1;
+			// Clear existing shop buttons
+			for (var i = 0; i < shopButtons.length; i++) {
+				shopButtons[i].destroy();
+			}
+			shopButtons = [];
+			// Recreate shop buttons for page 1
+			createShopButtons();
+		};
+		shopButtons.push(prevPageBtn);
+	}
 	// Close shop button
 	var closeBtn = shopPanel.addChild(LK.getAsset('upgradeButton', {
 		anchorX: 0.5,
 		anchorY: 0.5,
@@ -470,8 +540,9 @@
 	closeBtn.addChild(closeTxt);
 	closeBtn.down = function (x, y, obj) {
 		closeShop();
 	};
+	shopButtons.push(closeBtn);
 }
 function openShop() {
 	// Clear existing shop buttons
 	for (var i = 0; i < shopButtons.length; i++) {
@@ -596,8 +667,12 @@
 	if (type === 'kitchen' && kitchenPurchased) {
 		console.log("Kitchen upgrade already purchased!");
 		return;
 	}
+	if (type === 'fancyGround' && fancyGroundPurchased) {
+		console.log("Fancy ground already purchased!");
+		return;
+	}
 	if (money >= price) {
 		money -= price;
 		moneyTxt.setText('$' + money);
 		LK.getSound('purchase').play();
@@ -664,8 +739,23 @@
 				tables.push(newTable);
 				restaurantQuality += 0.5;
 				tablesPurchased++;
 			}
+		} else if (type === 'fancyGround') {
+			// Create fancy ground tiles across the restaurant floor
+			for (var i = 0; i < 6; i++) {
+				for (var j = 0; j < 4; j++) {
+					var groundTile = game.addChild(LK.getAsset('fancyGround', {
+						anchorX: 0.5,
+						anchorY: 0.5,
+						x: 400 + i * 200,
+						y: 1000 + j * 200
+					}));
+					groundTile.alpha = 0.7; // Make it semi-transparent so it doesn't interfere with other elements
+				}
+			}
+			restaurantQuality += 1.5;
+			fancyGroundPurchased = true;
 		} else if (type === 'money') {
 			money += 100;
 			moneyTxt.setText('$' + money);
 		}