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

/**** 
* Classes
****/ 
var Customer = Container.expand(function () {
	var self = Container.call(this);
	// Select random customer type
	var customerTypes = ['customer', 'customer_red', 'customer_green', 'customer_yellow', 'customer_purple', 'customer_orange'];
	var randomType = customerTypes[Math.floor(Math.random() * customerTypes.length)];
	var customerGraphics = self.attachAsset(randomType, {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.targetProduct = null;
	self.buyingChance = 0;
	self.moveSpeed = 2;
	self.state = 'entering'; // entering, shopping, leaving
	self.timer = 0;
	self.update = function () {
		self.timer++;
		if (self.state === 'entering') {
			self.x += self.moveSpeed;
			if (self.x > 400) {
				self.state = 'shopping';
				self.timer = 0;
				self.selectProduct();
			}
		} else if (self.state === 'shopping') {
			if (self.timer > 120) {
				// 2 seconds at 60fps
				self.attemptPurchase();
				self.state = 'leaving';
			}
		} else if (self.state === 'leaving') {
			self.x += self.moveSpeed;
			if (self.x > 2200) {
				self.destroy();
				customers.splice(customers.indexOf(self), 1);
			}
		}
	};
	self.selectProduct = function () {
		var availableProducts = products.filter(function (p) {
			return p.stock > 0 && p.isUnlocked;
		});
		if (availableProducts.length > 0) {
			self.targetProduct = availableProducts[Math.floor(Math.random() * availableProducts.length)];
			// Calculate buying chance based on price vs market
			var priceRatio = self.targetProduct.retailPrice / self.targetProduct.marketPrice;
			if (priceRatio <= 0.9) {
				self.buyingChance = 0.8; // High chance for good deals
			} else if (priceRatio <= 1.1) {
				self.buyingChance = 0.5; // Medium chance for fair prices
			} else {
				self.buyingChance = 0.2; // Low chance for overpriced items
			}
		}
	};
	self.attemptPurchase = function () {
		if (self.targetProduct && Math.random() < self.buyingChance) {
			if (self.targetProduct.sellItem()) {
				var profit = self.targetProduct.retailPrice - self.targetProduct.wholesalePrice;
				money += self.targetProduct.retailPrice;
				totalProfit += profit;
				LK.setScore(Math.floor(totalProfit));
				LK.getSound('sell_sound').play();
				updateMoneyDisplay();
				// Show purchased product on customer
				self.showPurchasedProduct(self.targetProduct.type);
			}
		}
	};
	self.showPurchasedProduct = function (productType) {
		// Create product icon on customer
		var productIcon;
		if (productType === 'apple') {
			productIcon = self.attachAsset('product_apple', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 0,
				y: -80,
				scaleX: 0.5,
				scaleY: 0.5
			});
		} else if (productType === 'bread') {
			productIcon = self.attachAsset('product_bread', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 0,
				y: -80,
				scaleX: 0.5,
				scaleY: 0.5
			});
		} else if (productType === 'milk') {
			productIcon = self.attachAsset('product_milk', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 0,
				y: -80,
				scaleX: 0.5,
				scaleY: 0.5
			});
		} else if (productType === 'cheese') {
			productIcon = self.attachAsset('product_cheese', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 0,
				y: -80,
				scaleX: 0.5,
				scaleY: 0.5
			});
		} else if (productType === 'fish') {
			productIcon = self.attachAsset('product_fish', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 0,
				y: -80,
				scaleX: 0.5,
				scaleY: 0.5
			});
		} else if (productType === 'cake') {
			productIcon = self.attachAsset('product_cake', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: 0,
				y: -80,
				scaleX: 0.5,
				scaleY: 0.5
			});
		}
		if (productIcon) {
			// Add floating animation to the product icon
			tween(productIcon, {
				y: -90
			}, {
				duration: 1000,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					tween(productIcon, {
						y: -80
					}, {
						duration: 1000,
						easing: tween.easeInOut
					});
				}
			});
		}
	};
	return self;
});
var Product = Container.expand(function (type, wholesalePrice, marketPrice, unlockCost) {
	var self = Container.call(this);
	self.type = type;
	self.wholesalePrice = wholesalePrice;
	self.marketPrice = marketPrice;
	self.retailPrice = marketPrice;
	self.stock = 0;
	self.sold = 0;
	self.unlockCost = unlockCost || 0;
	self.isUnlocked = unlockCost === 0; // Products with no unlock cost are unlocked by default
	var slot = self.attachAsset('product_slot', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var productIcon;
	if (type === 'apple') {
		productIcon = self.attachAsset('product_apple', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -20
		});
	} else if (type === 'bread') {
		productIcon = self.attachAsset('product_bread', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -20
		});
	} else if (type === 'milk') {
		productIcon = self.attachAsset('product_milk', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -20
		});
	} else if (type === 'cheese') {
		productIcon = self.attachAsset('product_cheese', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -20
		});
	} else if (type === 'fish') {
		productIcon = self.attachAsset('product_fish', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -20
		});
	} else if (type === 'cake') {
		productIcon = self.attachAsset('product_cake', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -20
		});
	}
	self.nameText = new Text2(type.toUpperCase(), {
		size: 32,
		fill: '#000000'
	});
	self.nameText.anchor.set(0.5, 0.5);
	self.nameText.y = -80;
	self.addChild(self.nameText);
	self.priceText = new Text2('$' + self.retailPrice.toFixed(2), {
		size: 28,
		fill: '#000000'
	});
	self.priceText.anchor.set(0.5, 0.5);
	self.priceText.y = 60;
	self.addChild(self.priceText);
	self.stockText = new Text2('Stock: ' + self.stock, {
		size: 24,
		fill: '#000000'
	});
	self.stockText.anchor.set(0.5, 0.5);
	self.stockText.y = 90;
	self.addChild(self.stockText);
	// Unlock button for locked products
	self.unlockButton = null;
	if (!self.isUnlocked && self.unlockCost > 0) {
		self.unlockButton = self.addChild(LK.getAsset('unlock_button', {
			anchorX: 0.5,
			anchorY: 0.5,
			y: 120
		}));
		self.unlockButtonText = new Text2('UNLOCK\n$' + self.unlockCost, {
			size: 18,
			fill: '#ffffff'
		});
		self.unlockButtonText.anchor.set(0.5, 0.5);
		self.unlockButton.addChild(self.unlockButtonText);
	}
	// Lock overlay for locked products
	self.lockOverlay = null;
	if (!self.isUnlocked) {
		self.lockOverlay = self.attachAsset('product_slot', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.7
		});
		self.lockOverlay.tint = 0x666666;
		self.lockText = new Text2('LOCKED', {
			size: 28,
			fill: '#ffffff'
		});
		self.lockText.anchor.set(0.5, 0.5);
		self.lockText.y = -20;
		self.lockOverlay.addChild(self.lockText);
	}
	self.updateDisplay = function () {
		if (self.isUnlocked) {
			self.priceText.setText('$' + self.retailPrice.toFixed(2));
			self.stockText.setText('Stock: ' + self.stock);
			// Color coding based on price vs market
			var newColor = '#000000'; // Default black
			if (self.retailPrice > self.marketPrice * 1.1) {
				newColor = '#ff0000'; // Red for overpriced
			} else if (self.retailPrice < self.marketPrice * 0.9) {
				newColor = '#00ff00'; // Green for underpriced
			}
			// Remove old price text and create new one with correct color
			self.removeChild(self.priceText);
			self.priceText = new Text2('$' + self.retailPrice.toFixed(2), {
				size: 28,
				fill: newColor
			});
			self.priceText.anchor.set(0.5, 0.5);
			self.priceText.y = 60;
			self.addChild(self.priceText);
		} else {
			self.priceText.setText('LOCKED');
			self.stockText.setText('Stock: 0');
		}
	};
	self.unlock = function () {
		if (!self.isUnlocked && money >= self.unlockCost) {
			money -= self.unlockCost;
			self.isUnlocked = true;
			// Remove lock overlay
			if (self.lockOverlay) {
				self.removeChild(self.lockOverlay);
				self.lockOverlay = null;
			}
			// Remove unlock button
			if (self.unlockButton) {
				self.removeChild(self.unlockButton);
				self.unlockButton = null;
			}
			self.updateDisplay();
			updateMoneyDisplay();
			LK.getSound('buy_sound').play();
			return true;
		}
		return false;
	};
	self.adjustPrice = function (amount) {
		self.retailPrice = Math.max(0.5, self.retailPrice + amount);
		self.updateDisplay();
	};
	self.addStock = function (amount) {
		// Check if adding this amount would exceed warehouse capacity
		var currentTotal = 0;
		for (var i = 0; i < products.length; i++) {
			currentTotal += products[i].stock;
		}
		var availableSpace = warehouseCapacity - currentTotal;
		var actualAmount = Math.min(amount, availableSpace);
		if (actualAmount > 0) {
			self.stock += actualAmount;
			self.updateDisplay();
		}
		return actualAmount; // Return how much was actually added
	};
	self.sellItem = function () {
		if (self.stock > 0) {
			self.stock--;
			self.sold++;
			self.updateDisplay();
			return true;
		}
		return false;
	};
	return self;
});
var TutorialOverlay = Container.expand(function () {
	var self = Container.call(this);
	// Semi-transparent background
	var overlay = self.attachAsset('shop_bg', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.8
	});
	overlay.tint = 0x000000;
	// Tutorial text background
	var textBg = self.attachAsset('wholesale_panel', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 0.8
	});
	// Tutorial text
	self.tutorialText = new Text2('', {
		size: 32,
		fill: '#000000'
	});
	self.tutorialText.anchor.set(0.5, 0.5);
	self.tutorialText.y = -50;
	self.addChild(self.tutorialText);
	// Next button
	self.nextButton = self.addChild(LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: 150,
		scaleX: 1.5,
		scaleY: 1.5
	}));
	self.nextButtonText = new Text2('NEXT', {
		size: 24,
		fill: '#ffffff'
	});
	self.nextButtonText.anchor.set(0.5, 0.5);
	self.nextButton.addChild(self.nextButtonText);
	// Language toggle button
	self.langButton = self.addChild(LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: 250,
		scaleX: 1.2,
		scaleY: 1.2,
		color: 0x444444
	}));
	self.langButtonText = new Text2('TR', {
		size: 20,
		fill: '#ffffff'
	});
	self.langButtonText.anchor.set(0.5, 0.5);
	self.langButton.addChild(self.langButtonText);
	// Skip button
	self.skipButton = self.addChild(LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: 350,
		scaleX: 1.2,
		scaleY: 1.2,
		color: 0xaa4444
	}));
	self.skipButtonText = new Text2('SKIP', {
		size: 20,
		fill: '#ffffff'
	});
	self.skipButtonText.anchor.set(0.5, 0.5);
	self.skipButton.addChild(self.skipButtonText);
	self.updateText = function (text, nextText, langText) {
		self.tutorialText.setText(text);
		self.nextButtonText.setText(nextText);
		self.langButtonText.setText(langText);
		var skipText = currentLanguage === 'en' ? 'SKIP' : 'ATLA';
		self.skipButtonText.setText(skipText);
	};
	return self;
});
var WholesalePanel = Container.expand(function () {
	var self = Container.call(this);
	var panel = self.attachAsset('wholesale_panel', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.titleText = new Text2('WHOLESALE MARKET', {
		size: 48,
		fill: '#000000'
	});
	self.titleText.anchor.set(0.5, 0.5);
	self.titleText.y = -350;
	self.addChild(self.titleText);
	self.buttons = [];
	// Calculate grid layout for more products
	var cols = 3;
	var rows = Math.ceil(products.length / cols);
	for (var i = 0; i < products.length; i++) {
		var product = products[i];
		var col = i % cols;
		var row = Math.floor(i / cols);
		var button = self.addChild(LK.getAsset('button', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: (col - 1) * 300,
			y: -200 + row * 120
		}));
		var buttonText;
		if (product.isUnlocked) {
			buttonText = new Text2('BUY ' + product.type.toUpperCase() + '\n$' + product.wholesalePrice.toFixed(2), {
				size: 20,
				fill: '#ffffff'
			});
		} else {
			buttonText = new Text2(product.type.toUpperCase() + '\nLOCKED', {
				size: 20,
				fill: '#cccccc'
			});
			button.tint = 0x666666;
		}
		buttonText.anchor.set(0.5, 0.5);
		button.addChild(buttonText);
		button.productIndex = i;
		button.buttonText = buttonText;
		self.buttons.push(button);
	}
	var closeButton = self.addChild(LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: 300,
		color: 0xaa4444
	}));
	var closeText = new Text2('CLOSE', {
		size: 24,
		fill: '#ffffff'
	});
	closeText.anchor.set(0.5, 0.5);
	closeButton.addChild(closeText);
	closeButton.isCloseButton = true;
	self.buttons.push(closeButton);
	self.updatePrices = function () {
		for (var i = 0; i < products.length; i++) {
			var product = products[i];
			var button = self.buttons[i];
			if (product.isUnlocked) {
				button.buttonText.setText('BUY ' + product.type.toUpperCase() + '\n$' + product.wholesalePrice.toFixed(2));
				button.tint = 0xffffff;
			} else {
				button.buttonText.setText(product.type.toUpperCase() + '\nLOCKED');
				button.tint = 0x666666;
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
var money = 50;
var totalProfit = 0;
var day = 1;
var customers = [];
var products = [];
var wholesalePanel = null;
var showingWholesale = false;
var tutorialActive = true;
var tutorialStep = 0;
var tutorialOverlay = null;
var tutorialText = null;
var tutorialButton = null;
var currentLanguage = 'en'; // 'en' for English, 'tr' for Turkish
// Warehouse storage system
var warehouseCapacity = storage.warehouseCapacity || 50; // Default capacity
var warehouseLevel = storage.warehouseLevel || 1; // Storage level
var warehouseUpgradeCost = storage.warehouseUpgradeCost || 100; // Cost to upgrade
var totalStockStored = 0; // Current total stock across all products
// Tutorial content
var tutorialContent = {
	en: [{
		text: "Welcome to Market Tycoon!\n\nYou are a shop owner. Your goal is to buy\nproducts wholesale and sell them to\ncustomers for profit.",
		next: "NEXT"
	}, {
		text: "You start with 3 unlocked products:\nApple, Bread, and Milk.\n\nOther products (Cheese, Fish, Cake)\ncan be unlocked with money.",
		next: "NEXT"
	}, {
		text: "Each product has three prices:\n• Wholesale Price (your cost)\n• Market Price (average selling price)\n• Your Retail Price (what you charge)",
		next: "NEXT"
	}, {
		text: "Click on products to adjust prices:\n• Click upper half: Increase price\n• Click lower half: Decrease price\n\nPrice colors show competitiveness!",
		next: "NEXT"
	}, {
		text: "Customers appear with 6 different looks.\nThey buy based on your prices:\n• Above market price = fewer sales\n• At/below market price = more sales",
		next: "NEXT"
	}, {
		text: "When customers buy products,\nthe product icon appears above them\nshowing what they purchased!",
		next: "NEXT"
	}, {
		text: "Use the WHOLESALE button to buy\nmore inventory. You need money to\nbuy products and stock to sell!",
		next: "NEXT"
	}, {
		text: "To unlock new products, click the\nUNLOCK button when you have enough\nmoney. New products = more profit!",
		next: "NEXT"
	}, {
		text: "Use NEXT DAY to advance time.\nPrices change daily - watch the market!\n\nReach $100 profit to win!",
		next: "START GAME"
	}],
	tr: [{
		text: "Market Tycoon'a Hoşgeldiniz!\n\nSiz bir dükkan sahibisiniz. Amacınız\nürünleri toptan alıp müşterilere\nkâr ile satmaktır.",
		next: "İLERİ"
	}, {
		text: "3 açık ürünle başlıyorsunuz:\nElma, Ekmek ve Süt.\n\nDiğer ürünler (Peynir, Balık, Pasta)\nparayla açılabilir.",
		next: "İLERİ"
	}, {
		text: "Her ürünün üç fiyatı vardır:\n• Toptan Fiyat (sizin maliyetiniz)\n• Piyasa Fiyatı (ortalama satış fiyatı)\n• Perakende Fiyatınız (sizin fiyatınız)",
		next: "İLERİ"
	}, {
		text: "Fiyat ayarlamak için ürünlere tıklayın:\n• Üst yarıya tıklayın: Fiyat arttır\n• Alt yarıya tıklayın: Fiyat azalt\n\nFiyat renkleri rekabetçiliği gösterir!",
		next: "İLERİ"
	}, {
		text: "Müşteriler 6 farklı görünümde gelir.\nFiyatlarınıza göre alışveriş yaparlar:\n• Piyasa fiyatının üstü = az satış\n• Piyasa fiyatında/altı = çok satış",
		next: "İLERİ"
	}, {
		text: "Müşteriler ürün aldığında,\nürün ikonu müşterinin üstünde\nbelirerek ne aldıklarını gösterir!",
		next: "İLERİ"
	}, {
		text: "Daha fazla stok almak için TOPTAN\ndüğmesini kullanın. Ürün almak için\nparanız, satmak için stokunuz olmalı!",
		next: "İLERİ"
	}, {
		text: "Yeni ürünleri açmak için yeterli\nparanız olduğunda KİLİDİ AÇ düğmesine\ntıklayın. Yeni ürünler = daha çok kâr!",
		next: "İLERİ"
	}, {
		text: "Zamanı ilerletmek için SONRAKİ GÜN\nkullanın. Fiyatlar günlük değişir!\n\nKazanmak için $100 kâr yapın!",
		next: "OYUNU BAŞLAT"
	}]
};
// Create shop background
var shopBg = game.addChild(LK.getAsset('shop_bg', {
	anchorX: 0.5,
	anchorY: 0,
	x: 1024,
	y: 400
}));
// Create products
var productData = [{
	type: 'apple',
	wholesalePrice: 1.5,
	marketPrice: 2.5,
	unlockCost: 0
}, {
	type: 'bread',
	wholesalePrice: 2.0,
	marketPrice: 3.0,
	unlockCost: 0
}, {
	type: 'milk',
	wholesalePrice: 1.8,
	marketPrice: 2.8,
	unlockCost: 0
}, {
	type: 'cheese',
	wholesalePrice: 3.0,
	marketPrice: 4.5,
	unlockCost: 25
}, {
	type: 'fish',
	wholesalePrice: 4.0,
	marketPrice: 6.0,
	unlockCost: 50
}, {
	type: 'cake',
	wholesalePrice: 5.0,
	marketPrice: 8.0,
	unlockCost: 100
}];
for (var i = 0; i < productData.length; i++) {
	var data = productData[i];
	var product = new Product(data.type, data.wholesalePrice, data.marketPrice, data.unlockCost);
	// Position products in a grid layout
	var cols = 3;
	var col = i % cols;
	var row = Math.floor(i / cols);
	product.x = 500 + col * 400;
	product.y = 700 + row * 350;
	products.push(product);
	game.addChild(product);
}
// UI Elements
var moneyText = new Text2('Money: $' + money.toFixed(2), {
	size: 32,
	fill: '#000000'
});
moneyText.anchor.set(0, 0);
moneyText.x = 150;
moneyText.y = 50;
game.addChild(moneyText);
var dayText = new Text2('Day: ' + day, {
	size: 32,
	fill: '#000000'
});
dayText.anchor.set(0, 0);
dayText.x = 150;
dayText.y = 100;
game.addChild(dayText);
var profitText = new Text2('Profit: $' + totalProfit.toFixed(2), {
	size: 32,
	fill: '#000000'
});
profitText.anchor.set(0, 0);
profitText.x = 150;
profitText.y = 150;
game.addChild(profitText);
// Warehouse capacity display
var warehouseText = new Text2('Warehouse: ' + totalStockStored + '/' + warehouseCapacity, {
	size: 32,
	fill: '#000000'
});
warehouseText.anchor.set(0, 0);
warehouseText.x = 150;
warehouseText.y = 200;
game.addChild(warehouseText);
// Warehouse upgrade button
var upgradeButton = game.addChild(LK.getAsset('button', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 100,
	scaleX: 1.2,
	scaleY: 1.2,
	color: 0x9932cc
}));
var upgradeButtonText = new Text2('UPGRADE WAREHOUSE\nLevel ' + warehouseLevel + ' → ' + (warehouseLevel + 1) + '\n$' + warehouseUpgradeCost, {
	size: 18,
	fill: '#ffffff'
});
upgradeButtonText.anchor.set(0.5, 0.5);
upgradeButton.addChild(upgradeButtonText);
upgradeButton.buttonText = upgradeButtonText;
// Wholesale button
var wholesaleButton = game.addChild(LK.getAsset('button', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 200,
	scaleX: 1.5,
	scaleY: 1.5
}));
var wholesaleButtonText = new Text2('WHOLESALE', {
	size: 24,
	fill: '#ffffff'
});
wholesaleButtonText.anchor.set(0.5, 0.5);
wholesaleButton.addChild(wholesaleButtonText);
wholesaleButton.buttonText = wholesaleButtonText;
// Next day button
var nextDayButton = game.addChild(LK.getAsset('button', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 300,
	scaleX: 1.5,
	scaleY: 1.5,
	color: 0x4444aa
}));
var nextDayButtonText = new Text2('NEXT DAY', {
	size: 24,
	fill: '#ffffff'
});
nextDayButtonText.anchor.set(0.5, 0.5);
nextDayButton.addChild(nextDayButtonText);
nextDayButton.buttonText = nextDayButtonText;
function updateMoneyDisplay() {
	moneyText.setText('Money: $' + money.toFixed(2));
	profitText.setText('Profit: $' + totalProfit.toFixed(2));
}
function calculateTotalStock() {
	totalStockStored = 0;
	for (var i = 0; i < products.length; i++) {
		totalStockStored += products[i].stock;
	}
	warehouseText.setText('Warehouse: ' + totalStockStored + '/' + warehouseCapacity);
}
function upgradeWarehouse() {
	if (money >= warehouseUpgradeCost) {
		money -= warehouseUpgradeCost;
		warehouseLevel++;
		warehouseCapacity += 25; // Increase capacity by 25 each level
		warehouseUpgradeCost = Math.floor(warehouseUpgradeCost * 1.5); // Increase cost by 50%
		// Save to storage
		storage.warehouseCapacity = warehouseCapacity;
		storage.warehouseLevel = warehouseLevel;
		storage.warehouseUpgradeCost = warehouseUpgradeCost;
		// Update button text
		upgradeButton.removeChild(upgradeButton.buttonText);
		upgradeButton.buttonText = new Text2('UPGRADE WAREHOUSE\nLevel ' + warehouseLevel + ' → ' + (warehouseLevel + 1) + '\n$' + warehouseUpgradeCost, {
			size: 18,
			fill: '#ffffff'
		});
		upgradeButton.buttonText.anchor.set(0.5, 0.5);
		upgradeButton.addChild(upgradeButton.buttonText);
		updateMoneyDisplay();
		calculateTotalStock();
		LK.getSound('buy_sound').play();
	}
}
function refreshButtonTexts() {
	// Ensure wholesale button text is visible
	if (wholesaleButton) {
		// Remove old text if it exists
		if (wholesaleButton.buttonText) {
			wholesaleButton.removeChild(wholesaleButton.buttonText);
		}
		// Create new text
		wholesaleButton.buttonText = new Text2('WHOLESALE', {
			size: 24,
			fill: '#ffffff'
		});
		wholesaleButton.buttonText.anchor.set(0.5, 0.5);
		wholesaleButton.addChild(wholesaleButton.buttonText);
	}
	// Ensure next day button text is visible
	if (nextDayButton) {
		// Remove old text if it exists
		if (nextDayButton.buttonText) {
			nextDayButton.removeChild(nextDayButton.buttonText);
		}
		// Create new text
		nextDayButton.buttonText = new Text2('NEXT DAY', {
			size: 24,
			fill: '#ffffff'
		});
		nextDayButton.buttonText.anchor.set(0.5, 0.5);
		nextDayButton.addChild(nextDayButton.buttonText);
	}
}
function spawnCustomer() {
	var customer = new Customer();
	customer.x = -100;
	customer.y = 1200;
	customers.push(customer);
	game.addChild(customer);
}
function updateMarketPrices() {
	for (var i = 0; i < products.length; i++) {
		var product = products[i];
		// Fluctuate wholesale prices by ±20%
		var fluctuation = (Math.random() - 0.5) * 0.4;
		product.wholesalePrice = Math.max(0.5, product.wholesalePrice * (1 + fluctuation));
		// Fluctuate market prices by ±15%
		var marketFluctuation = (Math.random() - 0.5) * 0.3;
		product.marketPrice = Math.max(1.0, product.marketPrice * (1 + marketFluctuation));
		product.updateDisplay();
	}
}
function nextDay() {
	day++;
	dayText.setText('Day: ' + day);
	updateMarketPrices();
	if (wholesalePanel) {
		wholesalePanel.updatePrices();
	}
}
function initTutorial() {
	tutorialOverlay = new TutorialOverlay();
	tutorialOverlay.x = 1024;
	tutorialOverlay.y = 1366;
	game.addChild(tutorialOverlay);
	updateTutorialText();
}
function updateTutorialText() {
	var content = tutorialContent[currentLanguage][tutorialStep];
	var langText = currentLanguage === 'en' ? 'TR' : 'EN';
	tutorialOverlay.updateText(content.text, content.next, langText);
}
function nextTutorialStep() {
	tutorialStep++;
	if (tutorialStep >= tutorialContent[currentLanguage].length) {
		// End tutorial
		tutorialOverlay.destroy();
		tutorialOverlay = null;
		tutorialActive = false;
		tutorialStep = 0;
		return;
	}
	updateTutorialText();
}
function toggleLanguage() {
	currentLanguage = currentLanguage === 'en' ? 'tr' : 'en';
	updateTutorialText();
}
function skipTutorial() {
	// End tutorial immediately
	tutorialOverlay.destroy();
	tutorialOverlay = null;
	tutorialActive = false;
	tutorialStep = 0;
}
function handleProductClick(product, x, y) {
	// Check if clicked on unlock button
	if (!product.isUnlocked && product.unlockButton && y > 70) {
		product.unlock();
		return;
	}
	// Only allow price adjustment for unlocked products
	if (!product.isUnlocked) {
		return;
	}
	// Price adjustment based on click position
	if (y < 0) {
		// Clicked upper half - increase price
		product.adjustPrice(0.1);
	} else {
		// Clicked lower half - decrease price
		product.adjustPrice(-0.1);
	}
}
function handleWholesalePurchase(productIndex) {
	var product = products[productIndex];
	if (!product.isUnlocked) {
		return; // Can't buy locked products
	}
	var cost = product.wholesalePrice * 10; // Buy 10 units at a time
	if (money >= cost) {
		var actualAmount = product.addStock(10);
		if (actualAmount > 0) {
			var actualCost = product.wholesalePrice * actualAmount;
			money -= actualCost;
			updateMoneyDisplay();
			calculateTotalStock();
			LK.getSound('buy_sound').play();
			if (actualAmount < 10) {
				// Show message that warehouse is full
				console.log('Warehouse full! Only bought ' + actualAmount + ' units.');
			}
		} else {
			console.log('Warehouse is full!');
		}
	}
}
// Event handlers
game.down = function (x, y, obj) {
	// Handle tutorial interactions first
	if (tutorialActive && tutorialOverlay) {
		// Check tutorial next button
		var nextButtonX = tutorialOverlay.x + tutorialOverlay.nextButton.x;
		var nextButtonY = tutorialOverlay.y + tutorialOverlay.nextButton.y;
		if (Math.abs(x - nextButtonX) < 150 && Math.abs(y - nextButtonY) < 45) {
			nextTutorialStep();
			return;
		}
		// Check language toggle button
		var langButtonX = tutorialOverlay.x + tutorialOverlay.langButton.x;
		var langButtonY = tutorialOverlay.y + tutorialOverlay.langButton.y;
		if (Math.abs(x - langButtonX) < 120 && Math.abs(y - langButtonY) < 36) {
			toggleLanguage();
			return;
		}
		// Check skip button
		var skipButtonX = tutorialOverlay.x + tutorialOverlay.skipButton.x;
		var skipButtonY = tutorialOverlay.y + tutorialOverlay.skipButton.y;
		if (Math.abs(x - skipButtonX) < 120 && Math.abs(y - skipButtonY) < 36) {
			skipTutorial();
			return;
		}
		// Block other interactions during tutorial
		return;
	}
	if (showingWholesale && wholesalePanel) {
		// Check wholesale panel buttons
		for (var i = 0; i < wholesalePanel.buttons.length; i++) {
			var button = wholesalePanel.buttons[i];
			var buttonX = wholesalePanel.x + button.x;
			var buttonY = wholesalePanel.y + button.y;
			if (Math.abs(x - buttonX) < 100 && Math.abs(y - buttonY) < 30) {
				if (button.isCloseButton) {
					// Close wholesale panel
					wholesalePanel.destroy();
					wholesalePanel = null;
					showingWholesale = false;
				} else {
					// Buy wholesale
					handleWholesalePurchase(button.productIndex);
				}
				return;
			}
		}
	}
	// Check if clicked on wholesale button
	if (Math.abs(x - wholesaleButton.x) < 150 && Math.abs(y - wholesaleButton.y) < 45) {
		if (!showingWholesale) {
			wholesalePanel = new WholesalePanel();
			wholesalePanel.x = 1024;
			wholesalePanel.y = 1366;
			game.addChild(wholesalePanel);
			showingWholesale = true;
		}
		return;
	}
	// Check if clicked on next day button
	if (Math.abs(x - nextDayButton.x) < 150 && Math.abs(y - nextDayButton.y) < 45) {
		nextDay();
		return;
	}
	// Check if clicked on warehouse upgrade button
	if (Math.abs(x - upgradeButton.x) < 120 && Math.abs(y - upgradeButton.y) < 36) {
		upgradeWarehouse();
		return;
	}
	// Check if clicked on products
	for (var i = 0; i < products.length; i++) {
		var product = products[i];
		if (Math.abs(x - product.x) < 150 && Math.abs(y - product.y) < 100) {
			handleProductClick(product, x - product.x, y - product.y);
			return;
		}
	}
};
var customerSpawnTimer = 0;
game.update = function () {
	// Update customers
	for (var i = customers.length - 1; i >= 0; i--) {
		var customer = customers[i];
		if (customer.update) {
			customer.update();
		}
	}
	// Spawn customers randomly
	customerSpawnTimer++;
	if (customerSpawnTimer > 180 && Math.random() < 0.02) {
		// Random spawn every 3+ seconds
		spawnCustomer();
		customerSpawnTimer = 0;
	}
	// Refresh button texts to ensure they stay visible
	refreshButtonTexts();
	// Update warehouse display
	calculateTotalStock();
	// Check win condition
	if (totalProfit >= 100) {
		LK.showYouWin();
	}
};
// Initialize with some starting stock for unlocked products only
for (var i = 0; i < products.length; i++) {
	if (products[i].isUnlocked) {
		products[i].addStock(5);
	}
}
// Start tutorial
initTutorial();

===================================================================
--- original.js
+++ change.js
@@ -1,8 +1,9 @@
 /**** 
 * Plugins
 ****/ 
 var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
 
 /**** 
 * Classes
 ****/ 
@@ -307,10 +308,20 @@
 		self.retailPrice = Math.max(0.5, self.retailPrice + amount);
 		self.updateDisplay();
 	};
 	self.addStock = function (amount) {
-		self.stock += amount;
-		self.updateDisplay();
+		// Check if adding this amount would exceed warehouse capacity
+		var currentTotal = 0;
+		for (var i = 0; i < products.length; i++) {
+			currentTotal += products[i].stock;
+		}
+		var availableSpace = warehouseCapacity - currentTotal;
+		var actualAmount = Math.min(amount, availableSpace);
+		if (actualAmount > 0) {
+			self.stock += actualAmount;
+			self.updateDisplay();
+		}
+		return actualAmount; // Return how much was actually added
 	};
 	self.sellItem = function () {
 		if (self.stock > 0) {
 			self.stock--;
@@ -497,8 +508,13 @@
 var tutorialOverlay = null;
 var tutorialText = null;
 var tutorialButton = null;
 var currentLanguage = 'en'; // 'en' for English, 'tr' for Turkish
+// Warehouse storage system
+var warehouseCapacity = storage.warehouseCapacity || 50; // Default capacity
+var warehouseLevel = storage.warehouseLevel || 1; // Storage level
+var warehouseUpgradeCost = storage.warehouseUpgradeCost || 100; // Cost to upgrade
+var totalStockStored = 0; // Current total stock across all products
 // Tutorial content
 var tutorialContent = {
 	en: [{
 		text: "Welcome to Market Tycoon!\n\nYou are a shop owner. Your goal is to buy\nproducts wholesale and sell them to\ncustomers for profit.",
@@ -632,8 +648,34 @@
 profitText.anchor.set(0, 0);
 profitText.x = 150;
 profitText.y = 150;
 game.addChild(profitText);
+// Warehouse capacity display
+var warehouseText = new Text2('Warehouse: ' + totalStockStored + '/' + warehouseCapacity, {
+	size: 32,
+	fill: '#000000'
+});
+warehouseText.anchor.set(0, 0);
+warehouseText.x = 150;
+warehouseText.y = 200;
+game.addChild(warehouseText);
+// Warehouse upgrade button
+var upgradeButton = game.addChild(LK.getAsset('button', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: 1024,
+	y: 100,
+	scaleX: 1.2,
+	scaleY: 1.2,
+	color: 0x9932cc
+}));
+var upgradeButtonText = new Text2('UPGRADE WAREHOUSE\nLevel ' + warehouseLevel + ' → ' + (warehouseLevel + 1) + '\n$' + warehouseUpgradeCost, {
+	size: 18,
+	fill: '#ffffff'
+});
+upgradeButtonText.anchor.set(0.5, 0.5);
+upgradeButton.addChild(upgradeButtonText);
+upgradeButton.buttonText = upgradeButtonText;
 // Wholesale button
 var wholesaleButton = game.addChild(LK.getAsset('button', {
 	anchorX: 0.5,
 	anchorY: 0.5,
@@ -669,8 +711,38 @@
 function updateMoneyDisplay() {
 	moneyText.setText('Money: $' + money.toFixed(2));
 	profitText.setText('Profit: $' + totalProfit.toFixed(2));
 }
+function calculateTotalStock() {
+	totalStockStored = 0;
+	for (var i = 0; i < products.length; i++) {
+		totalStockStored += products[i].stock;
+	}
+	warehouseText.setText('Warehouse: ' + totalStockStored + '/' + warehouseCapacity);
+}
+function upgradeWarehouse() {
+	if (money >= warehouseUpgradeCost) {
+		money -= warehouseUpgradeCost;
+		warehouseLevel++;
+		warehouseCapacity += 25; // Increase capacity by 25 each level
+		warehouseUpgradeCost = Math.floor(warehouseUpgradeCost * 1.5); // Increase cost by 50%
+		// Save to storage
+		storage.warehouseCapacity = warehouseCapacity;
+		storage.warehouseLevel = warehouseLevel;
+		storage.warehouseUpgradeCost = warehouseUpgradeCost;
+		// Update button text
+		upgradeButton.removeChild(upgradeButton.buttonText);
+		upgradeButton.buttonText = new Text2('UPGRADE WAREHOUSE\nLevel ' + warehouseLevel + ' → ' + (warehouseLevel + 1) + '\n$' + warehouseUpgradeCost, {
+			size: 18,
+			fill: '#ffffff'
+		});
+		upgradeButton.buttonText.anchor.set(0.5, 0.5);
+		upgradeButton.addChild(upgradeButton.buttonText);
+		updateMoneyDisplay();
+		calculateTotalStock();
+		LK.getSound('buy_sound').play();
+	}
+}
 function refreshButtonTexts() {
 	// Ensure wholesale button text is visible
 	if (wholesaleButton) {
 		// Remove old text if it exists
@@ -787,12 +859,22 @@
 		return; // Can't buy locked products
 	}
 	var cost = product.wholesalePrice * 10; // Buy 10 units at a time
 	if (money >= cost) {
-		money -= cost;
-		product.addStock(10);
-		updateMoneyDisplay();
-		LK.getSound('buy_sound').play();
+		var actualAmount = product.addStock(10);
+		if (actualAmount > 0) {
+			var actualCost = product.wholesalePrice * actualAmount;
+			money -= actualCost;
+			updateMoneyDisplay();
+			calculateTotalStock();
+			LK.getSound('buy_sound').play();
+			if (actualAmount < 10) {
+				// Show message that warehouse is full
+				console.log('Warehouse full! Only bought ' + actualAmount + ' units.');
+			}
+		} else {
+			console.log('Warehouse is full!');
+		}
 	}
 }
 // Event handlers
 game.down = function (x, y, obj) {
@@ -857,8 +939,13 @@
 	if (Math.abs(x - nextDayButton.x) < 150 && Math.abs(y - nextDayButton.y) < 45) {
 		nextDay();
 		return;
 	}
+	// Check if clicked on warehouse upgrade button
+	if (Math.abs(x - upgradeButton.x) < 120 && Math.abs(y - upgradeButton.y) < 36) {
+		upgradeWarehouse();
+		return;
+	}
 	// Check if clicked on products
 	for (var i = 0; i < products.length; i++) {
 		var product = products[i];
 		if (Math.abs(x - product.x) < 150 && Math.abs(y - product.y) < 100) {
@@ -884,8 +971,10 @@
 		customerSpawnTimer = 0;
 	}
 	// Refresh button texts to ensure they stay visible
 	refreshButtonTexts();
+	// Update warehouse display
+	calculateTotalStock();
 	// Check win condition
 	if (totalProfit >= 100) {
 		LK.showYouWin();
 	}