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

/**** 
* Classes
****/ 
// Factory class: base for all part factories
var BaseFactory = Container.expand(function () {
	var self = Container.call(this);
	self.level = 1;
	self.production = 1; // per click
	self.upgradeCost = 100;
	self.partType = null;
	// Production time in frames (default 30, halves every 5 levels, min 5)
	self.getProductionTime = function () {
		// Each 5 levels halves the time, min 5 frames
		var base = 30;
		var speedup = Math.floor((self.level - 1) / 5);
		var prodTime = Math.floor(base / Math.pow(2, speedup));
		if (prodTime < 5) prodTime = 5;
		return prodTime;
	};
	self.attachAsset('factory', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Part icon
	var partIcon = null;
	if (self.partType) {
		partIcon = self.attachAsset('part_' + self.partType, {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -60,
			scaleX: 0.7,
			scaleY: 0.7
		});
	}
	// Level text
	var levelTxt = new Text2('Lv.' + self.level, {
		size: 40,
		fill: '#fff'
	});
	levelTxt.anchor.set(0.5, 0);
	levelTxt.y = 90;
	self.addChild(levelTxt);
	self.upgrade = function () {
		if (money >= self.upgradeCost) {
			money -= self.upgradeCost;
			self.level += 1;
			self.production += 1;
			self.upgradeCost = Math.floor(self.upgradeCost * 3.5);
			levelTxt.setText('Lv.' + self.level);
			updateMoneyText();
			// Reset autoTick so production interval is not skipped after upgrade
			self.autoTick = 0;
			// --- Reduce production time by 10% after each upgrade, if customProductionTime is present ---
			if (typeof self.customProductionTime === "number") {
				self.customProductionTime = Math.max(Math.floor(self.customProductionTime * 0.9), 60); // min 1s (60 frames)
			}
			// Update production time text if present
			if (self._prodTimeTxt) {
				var prodTime = self.getProductionTime ? self.getProductionTime() : 30;
				var prodTimeSec = (prodTime / 60).toFixed(2);
				self._prodTimeTxt.setText("Üretim: " + prodTimeSec + " sn");
			}
		}
	};
	self.setPartType = function (type) {
		self.partType = type;
		if (partIcon) partIcon.destroy();
		partIcon = self.attachAsset('part_' + type, {
			anchorX: 0.5,
			anchorY: 0.5,
			y: -60,
			scaleX: 0.7,
			scaleY: 0.7
		});
	};
	return self;
});
// Create a factory class for each part type
// Customer class: comes to store and buys a part
var Customer = Container.expand(function () {
	var self = Container.call(this);
	self.partType = null;
	self.attachAsset('customer', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var partIcon = null;
	self.setPart = function (type) {
		self.partType = type;
		if (partIcon) partIcon.destroy();
		partIcon = self.attachAsset('part_' + type, {
			anchorX: 0.5,
			anchorY: 0.5,
			y: 60,
			scaleX: 0.5,
			scaleY: 0.5
		});
	};
	return self;
});
// Mine class: produces raw materials over time
var Mine = Container.expand(function () {
	var self = Container.call(this);
	self.level = 1;
	self.type = 'copper'; // 'copper', 'silicon', 'iron'
	self.production = 1; // per tick
	self.timer = 0;
	self.upgradeCost = 50;
	self.attachAsset('mine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Ore icon
	var oreIcon = self.attachAsset('ore_' + self.type, {
		anchorX: 0.5,
		anchorY: 0.5,
		y: 60,
		scaleX: 0.7,
		scaleY: 0.7
	});
	// Level text
	var levelTxt = new Text2('Lv.' + self.level, {
		size: 40,
		fill: '#fff'
	});
	levelTxt.anchor.set(0.5, 0);
	levelTxt.y = 90;
	self.addChild(levelTxt);
	self.setType = function (type) {
		self.type = type;
		oreIcon.destroy();
		var newOre = self.attachAsset('ore_' + type, {
			anchorX: 0.5,
			anchorY: 0.5,
			y: 60,
			scaleX: 0.7,
			scaleY: 0.7
		});
	};
	self.upgrade = function () {
		if (money >= self.upgradeCost) {
			money -= self.upgradeCost;
			self.level += 1;
			self.production += 1;
			self.upgradeCost = Math.floor(self.upgradeCost * 2.975);
			levelTxt.setText('Lv.' + self.level);
			updateMoneyText();
		}
	};
	self.update = function () {
		self.timer++;
		// No automatic production
	};
	return self;
});
// Store class: sells computer parts to customers
var Store = Container.expand(function () {
	var self = Container.call(this);
	self.level = 1;
	self.sellSpeed = 1; // customers per 2s
	self.upgradeCost = 120;
	self.attachAsset('store', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Level text
	var levelTxt = new Text2('Lv.' + self.level, {
		size: 40,
		fill: '#fff'
	});
	levelTxt.anchor.set(0.5, 0);
	levelTxt.y = 90;
	self.addChild(levelTxt);
	self.upgrade = function () {
		if (money >= self.upgradeCost) {
			money -= self.upgradeCost;
			self.level += 1;
			self.sellSpeed += 1;
			self.upgradeCost = Math.floor(self.upgradeCost * 3.85);
			levelTxt.setText('Lv.' + self.level);
			updateMoneyText();
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x181818
});

/**** 
* Game Code
****/ 
// --- Global State ---
// Computer parts (10 types)
// Raw materials (3 types)
// Factory, Store, Mine icons
// Customer
// Button
// Create a factory class for each part type
var partTypes = ['cpu', 'gpu', 'ram', 'ssd', 'psu', 'mb', 'case', 'fan', 'hdd', 'cooler'];
var oreTypes = ['copper', 'silicon', 'iron'];
var FactoryClasses = {};
// Üretim süreleri sırası ile 2, 4, 6, ... 20 saniye (2 ve katları, 60fps) olacak şekilde ayarlanır
var partProductionTimes = [];
for (var i = 0; i < partTypes.length; i++) {
	partProductionTimes[i] = (i + 1) * 2 * 60; // 2,4,6,...,20 saniye (frame cinsinden)
}
for (var i = 0; i < partTypes.length; i++) {
	(function (type, idx) {
		FactoryClasses[type] = Container.expand(function () {
			var self = BaseFactory.call(this);
			self.setPartType(type);
			// Override getProductionTime to use diversified 1-3-5-7s pattern
			// Store a custom production time for this factory instance
			self.customProductionTime = partProductionTimes[idx];
			self.getProductionTime = function () {
				// Use the customProductionTime, which is reduced by 10% on each upgrade
				var prodTime = self.customProductionTime;
				// Each 5 levels halves the time, min 1s (60 frames)
				var speedup = Math.floor((self.level - 1) / 5);
				prodTime = Math.floor(prodTime / Math.pow(2, speedup));
				if (prodTime < 60) prodTime = 60;
				return prodTime;
			};
			return self;
		});
	})(partTypes[i], i);
}
// Inventory
var rawMaterials = {
	copper: 10,
	silicon: 10,
	iron: 10
};
var parts = {};
for (var i = 0; i < partTypes.length; i++) parts[partTypes[i]] = 0;
// Money
var money = 100;
// UI Texts
var moneyTxt = new Text2('₺' + money, {
	size: 50,
	fill: '#fff'
});
moneyTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(moneyTxt);
// --- Banka Button & Borç Logic ---
var bankBtn = LK.getAsset('button', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 180,
	height: 70
});
bankBtn.x = moneyTxt.x + 220;
bankBtn.y = 40;
LK.gui.top.addChild(bankBtn);
var bankBtnTxt = new Text2('Banka', {
	size: 36,
	fill: '#fff'
});
bankBtnTxt.anchor.set(0.5, 0.5);
bankBtnTxt.x = bankBtn.x;
bankBtnTxt.y = bankBtn.y;
LK.gui.top.addChild(bankBtnTxt);
var borc = 0;
var borcTxt = new Text2('', {
	size: 32,
	fill: '#ffb'
});
borcTxt.anchor.set(0.5, 0);
borcTxt.x = moneyTxt.x + 420;
borcTxt.y = 10;
LK.gui.top.addChild(borcTxt);
function updateBorcText() {
	if (borc > 0) {
		borcTxt.setText('Borç: ₺' + borc);
	} else {
		borcTxt.setText('');
	}
}
updateBorcText();
var borcOdemeTimer = null;
bankBtn.down = function (x, y, obj) {
	// Only allow one active loan at a time
	if (borc > 0) {
		// Flash button red to indicate already borrowed
		tween(bankBtn, {
			tint: 0xff2222
		}, {
			duration: 120,
			onFinish: function onFinish() {
				tween(bankBtn, {
					tint: 0x222222
				}, {
					duration: 120
				});
			}
		});
		return;
	}
	borc = 1000;
	money += 1000;
	updateMoneyText();
	updateBorcText();
	// Start repayment every 2 minutes (120s = 7200 frames)
	if (borcOdemeTimer) LK.clearInterval(borcOdemeTimer);
	borcOdemeTimer = LK.setInterval(function () {
		if (borc > 0) {
			var odeme = Math.ceil(borc * 0.25);
			if (money >= odeme) {
				money -= odeme;
				borc -= odeme;
				if (borc < 0) borc = 0;
				updateMoneyText();
				updateBorcText();
			} else {
				// Not enough money, take all money and reduce borc accordingly
				borc -= money;
				money = 0;
				if (borc < 0) borc = 0;
				updateMoneyText();
				updateBorcText();
			}
			if (borc <= 0) {
				borc = 0;
				updateBorcText();
				if (borcOdemeTimer) {
					LK.clearInterval(borcOdemeTimer);
					borcOdemeTimer = null;
				}
			}
		}
	}, 7200); // 2 minutes at 60fps
};
function updateMoneyText() {
	moneyTxt.setText('₺' + money);
	updateBorcText();
}
var rawTxt = new Text2('', {
	size: 40,
	fill: '#ffb'
});
rawTxt.anchor.set(0.5, 0);
rawTxt.y = 80;
LK.gui.top.addChild(rawTxt);
function updateRawText() {
	rawTxt.setText('Bakır: ' + rawMaterials.copper + '  Silikon: ' + rawMaterials.silicon + '  Demir: ' + rawMaterials.iron);
}
updateRawText();
var partsTxt = new Text2('', {
	size: 40,
	fill: '#bff'
});
partsTxt.anchor.set(0.5, 0);
partsTxt.y = 140;
LK.gui.top.addChild(partsTxt);
function updatePartsText() {
	var s = '';
	for (var i = 0; i < partTypes.length; i++) {
		s += partTypes[i].toUpperCase() + ':' + parts[partTypes[i]] + '  ';
	}
	partsTxt.setText(s);
}
updatePartsText();
// --- Mines ---
var mines = [];
var mineAutoProduce = [false, false, false]; // Track auto-produce state for each mine
var mineAutoBtns = [];
var mineAutoTxts = [];
for (var i = 0; i < 3; i++) {
	var mine = new Mine();
	mine.x = 300 + i * 350;
	mine.y = 600;
	mine.setType(oreTypes[i]);
	game.addChild(mine);
	mines.push(mine);
	// Add auto-produce toggle button
	var autoBtn = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Move auto-produce button further down
	autoBtn.x = mine.x;
	autoBtn.y = mine.y + 480;
	game.addChild(autoBtn);
	var autoMineCost = (i + 1) * 500; // 500, 1000, 1500 for each mine
	var autoTxt = new Text2('Oto Üret: Kapalı', {
		size: 36,
		fill: '#fff'
	});
	autoTxt.anchor.set(0.5, 0.5);
	autoTxt.x = autoBtn.x;
	autoTxt.y = autoBtn.y;
	game.addChild(autoTxt);
	autoBtn.mineIndex = i;
	autoBtn.down = function (x, y, obj) {
		var idx = this.mineIndex;
		var autoMineCost = (idx + 1) * 500;
		if (!mineAutoProduce[idx]) {
			if (money >= autoMineCost) {
				money -= autoMineCost;
				updateMoneyText();
				mineAutoProduce[idx] = true;
				mineAutoTxts[idx].setText('Oto Üret: Açık');
			} else {
				// Not enough money, flash button red
				tween(this, {
					tint: 0xff2222
				}, {
					duration: 120,
					onFinish: function onFinish() {
						tween(autoBtn, {
							tint: 0x222222
						}, {
							duration: 120
						});
					}
				});
			}
		} else {
			// Turning off is always free
			mineAutoProduce[idx] = false;
			mineAutoTxts[idx].setText('Oto Üret: Kapalı');
		}
	};
	mineAutoBtns.push(autoBtn);
	mineAutoTxts.push(autoTxt);
	// Set initial text
	autoTxt.setText('Oto Üret: Kapalı\n₺' + autoMineCost);
}
// --- Factories for each part ---
var factories = [];
var factoryUnlocks = [];
var factoryUnlockCosts = [0, 350, 525, 700, 875, 1050, 1225, 1400, 1575, 1750];
// Apply 25% price increase to all except the first (CPU)
for (var i = 1; i < factoryUnlockCosts.length; i++) {
	factoryUnlockCosts[i] = Math.floor(factoryUnlockCosts[i] * 1.25);
}
var factoryAutoProduce = [];
var factoryAutoBtns = [];
var factoryAutoTxts = [];
for (var i = 0; i < partTypes.length; i++) {
	var FactoryClass = FactoryClasses[partTypes[i]];
	var f = new FactoryClass();
	// Arrange factories in two rows of 5, with extra vertical spacing between rows
	var col = i % 5;
	var row = Math.floor(i / 5);
	f.x = 500 + col * 300;
	// Move MB, CASE, FAN, HDD, COOLER (indices 5,6,7,8,9) further down
	// Move the whole factories panel lower by +200px
	if (i >= 5) {
		// Increase the offset for the second row and move these factories further down
		f.y = 1300 + row * 420 + 320;
	} else {
		f.y = 1300 + row * 420;
	}
	game.addChild(f);
	factories.push(f);
	// Add production time text under the part icon
	var prodTime = f.getProductionTime ? f.getProductionTime() : 30;
	var prodTimeSec = (prodTime / 60).toFixed(2);
	// Add a panel image behind the production time text
	var prodTimePanel = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0,
		width: 220,
		height: 54,
		x: f.x,
		y: f.y - 60 + 60 * 0.7 + 28,
		// 10px higher to allow for text padding
		scaleX: 0.8,
		scaleY: 0.7
	});
	game.addChild(prodTimePanel);
	var prodTimeTxt = new Text2("Üretim: " + prodTimeSec + " sn", {
		size: 32,
		fill: "#fff"
	});
	prodTimeTxt.anchor.set(0.5, 0);
	// Place under the part icon (which is at y: -60, scale 0.7, so about -60+60*0.7+10)
	prodTimeTxt.x = f.x;
	prodTimeTxt.y = f.y - 60 + 60 * 0.7 + 38;
	game.addChild(prodTimeTxt);
	// Store reference for later update on upgrade
	f._prodTimeTxt = prodTimeTxt;
	// Unlock state: CPU (i==0) is always unlocked, others locked
	factoryUnlocks.push(i === 0 ? true : false);
	// Add auto-produce toggle button for each factory
	factoryAutoProduce.push(false);
	var autoBtn = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	autoBtn.x = f.x;
	// Move auto-produce button further down
	if (i >= 5) {
		autoBtn.y = f.y + 530 + 80;
	} else {
		autoBtn.y = f.y + 530;
	}
	game.addChild(autoBtn);
	var autoTxt = new Text2('Oto Üret: Kapalı', {
		size: 36,
		fill: '#fff'
	});
	autoTxt.anchor.set(0.5, 0.5);
	autoTxt.x = autoBtn.x;
	autoTxt.y = autoBtn.y;
	game.addChild(autoTxt);
	autoBtn.factoryIndex = i;
	autoBtn.down = function (x, y, obj) {
		var idx = this.factoryIndex;
		if (!factoryAutoProduce[idx]) {
			// Cost to enable auto-produce for factory: 1000
			var autoFactoryCost = (idx + 1) * 1000;
			if (money >= autoFactoryCost) {
				money -= autoFactoryCost;
				updateMoneyText();
				factoryAutoProduce[idx] = true;
				factoryAutoTxts[idx].setText('Oto Üret: Açık');
			} else {
				// Not enough money, flash button red
				tween(this, {
					tint: 0xff2222
				}, {
					duration: 120,
					onFinish: function onFinish() {
						tween(autoBtn, {
							tint: 0x222222
						}, {
							duration: 120
						});
					}
				});
			}
		} else {
			// Oto Üret kapatılmasın: Satın alındıktan sonra kapatmaya izin verme
			// factoryAutoProduce[idx] = false;
			// factoryAutoTxts[idx].setText('Oto Üret: Kapalı');
		}
	};
	factoryAutoBtns.push(autoBtn);
	factoryAutoTxts.push(autoTxt);
	// Set initial text
	var autoFactoryCost = (i + 1) * 1000;
	autoTxt.setText('Oto Üret: Kapalı\n₺' + autoFactoryCost);
}
// --- Store ---
var store = new Store();
store.x = 1700;
store.y = 600;
game.addChild(store);
// --- Upgrade Buttons ---
var mineBtns = [];
for (var i = 0; i < 3; i++) {
	var btn = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	btn.x = mines[i].x - 80; // Move left to make space for produce button
	btn.y = mines[i].y + 200;
	game.addChild(btn);
	var txt = new Text2('Maden Yükselt\n₺' + mines[i].upgradeCost, {
		size: 44,
		fill: '#fff'
	});
	txt.anchor.set(0.5, 0.5);
	txt.y = btn.y + 20;
	txt.x = btn.x;
	game.addChild(txt);
	btn.mineIndex = i;
	btn.txt = txt;
	btn.down = function (x, y, obj) {
		var idx = this.mineIndex;
		var m = mines[idx];
		if (money >= m.upgradeCost) {
			m.upgrade();
			this.txt.setText('Maden Yükselt\n₺' + m.upgradeCost);
		}
	};
	mineBtns.push(btn);
	// Add ÜRET (Produce) button next to upgrade
	var prodBtn = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	prodBtn.x = mines[i].x + 80; // Place to the right of upgrade button
	prodBtn.y = mines[i].y + 320; // moved even lower
	game.addChild(prodBtn);
	var prodTxt = new Text2('ÜRET', {
		size: 44,
		fill: '#fff'
	});
	prodTxt.anchor.set(0.5, 0.5);
	prodTxt.x = prodBtn.x;
	prodTxt.y = prodBtn.y + 10; // moved higher
	game.addChild(prodTxt);
	prodBtn.mineIndex = i;
	prodBtn.down = function (x, y, obj) {
		var idx = this.mineIndex;
		var m = mines[idx];
		// Instantly produce one batch of raw material for this mine
		rawMaterials[m.type] += m.production;
		updateRawText();
		// Animate mine for feedback
		tween(m, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 120,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(m, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 120
				});
			}
		});
	};
}
// Factory upgrade buttons for each part
var factoryBtns = [];
var factoryUnlockBtns = [];
for (var i = 0; i < factories.length; i++) {
	var f = factories[i];
	// If factory is locked (except CPU), show unlock button instead of upgrade
	if (!factoryUnlocks[i]) {
		var unlockBtn = LK.getAsset('button', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		unlockBtn.x = f.x;
		if (i >= 5) {
			unlockBtn.y = f.y + 200 + 80;
		} else {
			unlockBtn.y = f.y + 200;
		}
		game.addChild(unlockBtn);
		var unlockTxt = new Text2(partTypes[i].toUpperCase() + " Aç\n₺" + factoryUnlockCosts[i], {
			size: 44,
			fill: '#fff'
		});
		unlockTxt.anchor.set(0.5, 0.5);
		unlockTxt.x = unlockBtn.x;
		unlockTxt.y = unlockBtn.y + 20;
		game.addChild(unlockTxt);
		unlockBtn.factoryIndex = i;
		unlockBtn.txt = unlockTxt;
		unlockBtn.down = function (x, y, obj) {
			var idx = this.factoryIndex;
			if (!factoryUnlocks[idx] && money >= factoryUnlockCosts[idx]) {
				money -= factoryUnlockCosts[idx];
				updateMoneyText();
				factoryUnlocks[idx] = true;
				// Remove unlock button and text
				this.destroy();
				this.txt.destroy();
				// Show upgrade button for this factory
				showFactoryUpgradeButton(idx);
			}
		};
		factoryUnlockBtns.push(unlockBtn);
		// Don't show upgrade button for locked factories
		continue;
	}
	// Show upgrade button for unlocked factories
	var btn = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	btn.x = f.x;
	// Move MB, CASE, FAN, HDD, COOLER (indices 5,6,7,8,9) buttons further down
	if (i >= 5) {
		btn.y = f.y + 200 + 80;
	} else {
		btn.y = f.y + 200;
	}
	game.addChild(btn);
	var txt = new Text2(partTypes[i].toUpperCase() + " Yükselt\n₺" + f.upgradeCost, {
		size: 44,
		fill: '#fff'
	});
	txt.anchor.set(0.5, 0.5);
	txt.x = btn.x;
	txt.y = btn.y + 20;
	game.addChild(txt);
	btn.factoryIndex = i;
	btn.txt = txt;
	btn.down = function (x, y, obj) {
		var idx = this.factoryIndex;
		var f = factories[idx];
		if (money >= f.upgradeCost) {
			f.upgrade();
			this.txt.setText(partTypes[idx].toUpperCase() + " Yükselt\n₺" + f.upgradeCost);
		}
	};
	factoryBtns.push(btn);
}
// Helper to show upgrade button after unlock
function showFactoryUpgradeButton(idx) {
	var f = factories[idx];
	var btn = LK.getAsset('button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	btn.x = f.x;
	if (idx >= 5) {
		btn.y = f.y + 200 + 80;
	} else {
		btn.y = f.y + 200;
	}
	game.addChild(btn);
	var txt = new Text2(partTypes[idx].toUpperCase() + " Yükselt\n₺" + f.upgradeCost, {
		size: 44,
		fill: '#fff'
	});
	txt.anchor.set(0.5, 0.5);
	txt.x = btn.x;
	txt.y = btn.y + 20;
	game.addChild(txt);
	btn.factoryIndex = idx;
	btn.txt = txt;
	btn.down = function (x, y, obj) {
		var idx = this.factoryIndex;
		var f = factories[idx];
		if (money >= f.upgradeCost) {
			f.upgrade();
			this.txt.setText(partTypes[idx].toUpperCase() + " Yükselt\n₺" + f.upgradeCost);
		}
	};
	factoryBtns[idx] = btn;
}
// Store upgrade button
var storeBtn = LK.getAsset('button', {
	anchorX: 0.5,
	anchorY: 0.5
});
storeBtn.x = store.x;
storeBtn.y = store.y + 200;
game.addChild(storeBtn);
var storeBtnTxt = new Text2('Mağaza Yükselt\n₺' + store.upgradeCost, {
	size: 44,
	fill: '#fff'
});
storeBtnTxt.anchor.set(0.5, 0.5);
storeBtnTxt.x = storeBtn.x;
storeBtnTxt.y = storeBtn.y + 20;
game.addChild(storeBtnTxt);
storeBtn.down = function (x, y, obj) {
	if (money >= store.upgradeCost) {
		store.upgrade();
		storeBtnTxt.setText('Mağaza Yükselt\n₺' + store.upgradeCost);
	}
};
// --- Production Buttons and Logic for each factory ---
var prodBtns = [];
for (var i = 0; i < factories.length; i++) {
	(function (idx) {
		var f = factories[idx];
		var btn = LK.getAsset('button', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		btn.x = f.x;
		// Move MB, CASE, FAN, HDD, COOLER (indices 5,6,7,8,9) production buttons further down
		if (idx >= 5) {
			btn.y = f.y + 350 + 80;
		} else {
			btn.y = f.y + 350;
		}
		game.addChild(btn);
		var txt = new Text2('ÜRET', {
			size: 36,
			fill: '#fff'
		});
		txt.anchor.set(0.5, 0.5);
		txt.x = btn.x;
		txt.y = btn.y;
		game.addChild(txt);
		btn.factoryIndex = idx;
		btn.down = function (x, y, obj) {
			var idx = this.factoryIndex;
			// Only allow production if factory is unlocked
			if (!factoryUnlocks[idx]) {
				// Optionally, flash or shake to indicate locked
				tween(factories[idx], {
					scaleX: 1.15,
					scaleY: 1.15
				}, {
					duration: 80,
					onFinish: function onFinish() {
						tween(factories[idx], {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 80
						});
					}
				});
				return;
			}
			var f = factories[idx];
			var part = partTypes[idx];
			var produced = 0;
			for (var j = 0; j < f.production; j++) {
				// Each part needs: copper:2, silicon:1, iron:1
				// Calculate production cost as 50% of the sale price (which is 30~49, so use 40 as avg, or use 30 + Math.floor(Math.random()*20)/2 for dynamic)
				var salePrice = 30 + Math.floor(Math.random() * 20);
				var productionCost = Math.floor(salePrice * 0.5);
				if (rawMaterials.copper >= 2 && rawMaterials.silicon >= 1 && rawMaterials.iron >= 1 && money >= productionCost) {
					rawMaterials.copper -= 2;
					rawMaterials.silicon -= 1;
					rawMaterials.iron -= 1;
					money -= productionCost;
					updateMoneyText();
					parts[part] += 1;
					produced++;
				}
			}
			if (produced > 0) {
				updateRawText();
				updatePartsText();
				// Animate factory
				tween(f, {
					scaleX: 1.1,
					scaleY: 1.1
				}, {
					duration: 120,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(f, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 120
						});
					}
				});
			}
		};
		prodBtns.push(btn);
	})(i);
}
// --- Customer/Store Logic ---
var customers = [];
var customerTimer = 0;
var customerInterval = 120; // 2s
function spawnCustomer() {
	// Only allow customer for parts that have been produced at least once
	var availableParts = [];
	for (var i = 0; i < partTypes.length; i++) {
		if (parts[partTypes[i]] > 0) {
			availableParts.push(partTypes[i]);
		}
	}
	if (availableParts.length === 0) {
		// No available parts, do not spawn customer
		return;
	}
	var c = new Customer();
	c.x = store.x - 300;
	c.y = store.y + 120;
	// Pick a random available part type to buy
	var idx = Math.floor(Math.random() * availableParts.length);
	var part = availableParts[idx];
	c.setPart(part);
	c.partType = part;
	game.addChild(c);
	customers.push(c);
	// Animate customer moving to store (slower)
	tween(c, {
		x: store.x
	}, {
		duration: 1200,
		// doubled duration for slower movement
		easing: tween.cubicOut
	});
}
function processCustomers() {
	for (var i = customers.length - 1; i >= 0; i--) {
		var c = customers[i];
		// If at store, try to sell
		if (Math.abs(c.x - store.x) < 10) {
			var part = c.partType;
			if (parts[part] > 0) {
				parts[part] -= 1;
				var price = 30 + Math.floor(Math.random() * 20);
				money += price;
				updateMoneyText();
				updatePartsText();
				// Animate customer leaving (slower)
				tween(c, {
					x: store.x + 300
				}, {
					duration: 800,
					// doubled duration for slower movement
					onFinish: function onFinish() {
						c.destroy();
					}
				});
				customers.splice(i, 1);
			}
		}
	}
}
// --- Game Update ---
game.update = function () {
	// Update mines
	for (var i = 0; i < mines.length; i++) {
		mines[i].update();
		// Auto-produce for mine if enabled
		if (mineAutoProduce[i]) {
			// Produce every 30 frames (~0.5s)
			if (!mines[i].autoTick) mines[i].autoTick = 0;
			mines[i].autoTick++;
			if (mines[i].autoTick >= 30) {
				rawMaterials[mines[i].type] += mines[i].production;
				updateRawText();
				// Animate mine for feedback
				tween(mines[i], {
					scaleX: 1.1,
					scaleY: 1.1
				}, {
					duration: 120,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(this.target, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 120
						});
					}.bind({
						target: mines[i]
					})
				});
				mines[i].autoTick = 0;
			}
		}
	}
	// Auto-produce for factories
	for (var i = 0; i < factories.length; i++) {
		if (factoryAutoProduce[i] && factoryUnlocks[i]) {
			if (!factories[i].autoTick) factories[i].autoTick = 0;
			factories[i].autoTick++;
			// Use per-factory production time (speed up with level)
			var prodTime = factories[i].getProductionTime ? factories[i].getProductionTime() : 30;
			if (factories[i].autoTick >= prodTime) {
				var f = factories[i];
				var part = partTypes[i];
				var produced = 0;
				for (var j = 0; j < f.production; j++) {
					// Each part needs: copper:2, silicon:1, iron:1
					// Calculate production cost as 50% of the sale price (which is 30~49, so use 40 as avg, or use 30 + Math.floor(Math.random()*20)/2 for dynamic)
					var salePrice = 30 + Math.floor(Math.random() * 20);
					var productionCost = Math.floor(salePrice * 0.5);
					if (rawMaterials.copper >= 2 && rawMaterials.silicon >= 1 && rawMaterials.iron >= 1 && money >= productionCost) {
						rawMaterials.copper -= 2;
						rawMaterials.silicon -= 1;
						rawMaterials.iron -= 1;
						money -= productionCost;
						updateMoneyText();
						parts[part] += 1;
						produced++;
					}
				}
				if (produced > 0) {
					updateRawText();
					updatePartsText();
					// Animate factory
					tween(f, {
						scaleX: 1.1,
						scaleY: 1.1
					}, {
						duration: 120,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							tween(this.target, {
								scaleX: 1,
								scaleY: 1
							}, {
								duration: 120
							});
						}.bind({
							target: f
						})
					});
				}
				factories[i].autoTick = 0;
			}
		}
	}
	// Customer spawn logic
	customerTimer++;
	if (customerTimer >= customerInterval / store.sellSpeed) {
		customerTimer = 0;
		spawnCustomer();
	}
	processCustomers();
};
// --- Dragging (for fun, not required) ---
var dragNode = null;
game.down = function (x, y, obj) {
	// No drag for now
};
game.move = function (x, y, obj) {
	// No drag for now
};
game.up = function (x, y, obj) {
	// No drag for now
};

===================================================================
--- original.js
+++ change.js
@@ -251,10 +251,99 @@
 	fill: '#fff'
 });
 moneyTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(moneyTxt);
+// --- Banka Button & Borç Logic ---
+var bankBtn = LK.getAsset('button', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	width: 180,
+	height: 70
+});
+bankBtn.x = moneyTxt.x + 220;
+bankBtn.y = 40;
+LK.gui.top.addChild(bankBtn);
+var bankBtnTxt = new Text2('Banka', {
+	size: 36,
+	fill: '#fff'
+});
+bankBtnTxt.anchor.set(0.5, 0.5);
+bankBtnTxt.x = bankBtn.x;
+bankBtnTxt.y = bankBtn.y;
+LK.gui.top.addChild(bankBtnTxt);
+var borc = 0;
+var borcTxt = new Text2('', {
+	size: 32,
+	fill: '#ffb'
+});
+borcTxt.anchor.set(0.5, 0);
+borcTxt.x = moneyTxt.x + 420;
+borcTxt.y = 10;
+LK.gui.top.addChild(borcTxt);
+function updateBorcText() {
+	if (borc > 0) {
+		borcTxt.setText('Borç: ₺' + borc);
+	} else {
+		borcTxt.setText('');
+	}
+}
+updateBorcText();
+var borcOdemeTimer = null;
+bankBtn.down = function (x, y, obj) {
+	// Only allow one active loan at a time
+	if (borc > 0) {
+		// Flash button red to indicate already borrowed
+		tween(bankBtn, {
+			tint: 0xff2222
+		}, {
+			duration: 120,
+			onFinish: function onFinish() {
+				tween(bankBtn, {
+					tint: 0x222222
+				}, {
+					duration: 120
+				});
+			}
+		});
+		return;
+	}
+	borc = 1000;
+	money += 1000;
+	updateMoneyText();
+	updateBorcText();
+	// Start repayment every 2 minutes (120s = 7200 frames)
+	if (borcOdemeTimer) LK.clearInterval(borcOdemeTimer);
+	borcOdemeTimer = LK.setInterval(function () {
+		if (borc > 0) {
+			var odeme = Math.ceil(borc * 0.25);
+			if (money >= odeme) {
+				money -= odeme;
+				borc -= odeme;
+				if (borc < 0) borc = 0;
+				updateMoneyText();
+				updateBorcText();
+			} else {
+				// Not enough money, take all money and reduce borc accordingly
+				borc -= money;
+				money = 0;
+				if (borc < 0) borc = 0;
+				updateMoneyText();
+				updateBorcText();
+			}
+			if (borc <= 0) {
+				borc = 0;
+				updateBorcText();
+				if (borcOdemeTimer) {
+					LK.clearInterval(borcOdemeTimer);
+					borcOdemeTimer = null;
+				}
+			}
+		}
+	}, 7200); // 2 minutes at 60fps
+};
 function updateMoneyText() {
 	moneyTxt.setText('₺' + money);
+	updateBorcText();
 }
 var rawTxt = new Text2('', {
 	size: 40,
 	fill: '#ffb'