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

/**** 
* Classes
****/ 
// Arrow projectile
var Arrow = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'arrow';
	self.speed = 38;
	self.damage = 18;
	self.target = null;
	self.lastX = 0;
	self.lastY = 0;
	self.attachAsset('wood', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.5,
		scaleY: 0.2
	});
	self.children[0].tint = 0xffe066;
	self.update = function () {
		self.lastX = self.x;
		self.lastY = self.y;
		if (self.target) {
			var dx = self.target.x - self.x;
			var dy = self.target.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 2) {
				self.x += dx / dist * self.speed;
				self.y += dy / dist * self.speed;
			}
		}
	};
	return self;
});
// Bow weapon
var Bow = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'bow';
	self.damage = 18;
	self.range = 600;
	self.cooldown = 50;
	self.lastAttackTick = -1000;
	self.attachAsset('wood', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.children[0].tint = 0x8fd3ff;
	return self;
});
// Bush (for berries)
var Bush = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'bush';
	self.attachAsset('bush', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Player class
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerSprite = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 18;
	self.inventory = {
		wood: 0,
		stone: 0,
		berry: 0,
		iron: 0,
		gold: 0,
		diamond: 0,
		ruby: 0,
		emerald: 0,
		coal: 0,
		// Workstations
		workbench: 0,
		furnace: 0,
		armorbench: 0,
		weaponbench: 0
	};
	self.health = 100;
	self.hunger = 100;
	self.hasShelter = false;
	self.hasRaft = false;
	self.update = function () {};
	return self;
});
// Raft
var Raft = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('raft', {
		anchorX: 0.5,
		anchorY: 1
	});
	return self;
});
// Resource base class
var Resource = Container.expand(function () {
	var self = Container.call(this);
	self.type = '';
	self.collected = false;
	self.update = function () {};
	return self;
});
// Wood resource
var Wood = Resource.expand(function () {
	var self = Resource.call(this);
	self.type = 'wood';
	self.attachAsset('wood', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Stone resource
var Stone = Resource.expand(function () {
	var self = Resource.call(this);
	self.type = 'stone';
	self.attachAsset('stone', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Berry resource
var Berry = Resource.expand(function () {
	var self = Resource.call(this);
	self.type = 'berry';
	self.attachAsset('berry', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Rock (for stone)
var Rock = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'rock';
	self.attachAsset('rock', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
// Shelter
var Shelter = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('shelter', {
		anchorX: 0.5,
		anchorY: 1
	});
	return self;
});
// Sword weapon
var Sword = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'sword';
	self.damage = 30;
	self.range = 180;
	self.cooldown = 30;
	self.lastAttackTick = -1000;
	self.attachAsset('wood', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.children[0].tint = 0xcccccc;
	return self;
});
// Tree (for wood)
var Tree = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'tree';
	self.attachAsset('tree', {
		anchorX: 0.5,
		anchorY: 1
	});
	return self;
});
// Zombie enemy (attacks at night)
var Zombie = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'zombie';
	self.speed = 8 + Math.random() * 4;
	self.target = null;
	self.damage = 12;
	self.lastX = 0;
	self.lastY = 0;
	self.attachAsset('player', {
		// reuse player shape, but tint
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.children[0].tint = 0x4b2e83; // purple zombie
	self.update = function () {
		self.lastX = self.x;
		self.lastY = self.y;
		if (self.target) {
			var dx = self.target.x - self.x;
			var dy = self.target.y - self.y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 2) {
				self.x += dx / dist * self.speed;
				self.y += dy / dist * self.speed;
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87ceeb // Sky blue for day
});

/**** 
* Game Code
****/ 
// --- Global variables ---
// Shapes for resources, player, and environment
var player;
var resources = [];
var interactables = [];
var shelter = null;
var raft = null;
var day = 1;
var isNight = false;
var nightOverlay;
var hungerTimer;
var dayNightTimer;
var dragging = false;
var dragOffset = {
	x: 0,
	y: 0
};
var selectedInteractable = null;
// --- Zombies, weapons, arrows ---
var zombies = [];
var zombieSpawnTimer = null;
var playerWeapon = null;
var arrows = [];
// --- UI Elements ---
var healthTxt = new Text2('Health: 100', {
	size: 70,
	fill: "#fff"
});
healthTxt.anchor.set(0, 0);
LK.gui.top.addChild(healthTxt);
var hungerTxt = new Text2('Hunger: 100', {
	size: 70,
	fill: "#fff"
});
hungerTxt.anchor.set(0, 0);
LK.gui.top.addChild(hungerTxt);
hungerTxt.y = 80;
var dayTxt = new Text2('Day: 1', {
	size: 70,
	fill: "#fff"
});
dayTxt.anchor.set(0, 0);
LK.gui.top.addChild(dayTxt);
dayTxt.y = 160;
// --- Inventory UI for all resources ---
var invTxt = new Text2('Wood: 0  Stone: 0  Berries: 0  Iron: 0  Gold: 0  Diamond: 0  Ruby: 0  Emerald: 0  Coal: 0', {
	size: 60,
	fill: "#fff"
});
invTxt.anchor.set(0.5, 0);
LK.gui.bottom.addChild(invTxt);
invTxt.y = -120;
// --- Crafting UI for workstations ---
var craftWorkbenchBtn = new Text2('Craft Workbench', {
	size: 60,
	fill: 0xFFE4B5
});
craftWorkbenchBtn.anchor.set(0.5, 0);
craftWorkbenchBtn.y = -620;
craftWorkbenchBtn.x = 0;
LK.gui.bottom.addChild(craftWorkbenchBtn);
var craftFurnaceBtn = new Text2('Craft Furnace', {
	size: 60,
	fill: 0xFFE4B5
});
craftFurnaceBtn.anchor.set(0.5, 0);
craftFurnaceBtn.y = -700;
craftFurnaceBtn.x = 0;
LK.gui.bottom.addChild(craftFurnaceBtn);
var craftArmorBenchBtn = new Text2('Craft Armor Bench', {
	size: 60,
	fill: 0xFFE4B5
});
craftArmorBenchBtn.anchor.set(0.5, 0);
craftArmorBenchBtn.y = -780;
craftArmorBenchBtn.x = 0;
LK.gui.bottom.addChild(craftArmorBenchBtn);
var craftWeaponBenchBtn = new Text2('Craft Weapon Bench', {
	size: 60,
	fill: 0xFFE4B5
});
craftWeaponBenchBtn.anchor.set(0.5, 0);
craftWeaponBenchBtn.y = -860;
craftWeaponBenchBtn.x = 0;
LK.gui.bottom.addChild(craftWeaponBenchBtn);
// --- Helper functions ---
function updateUI() {
	healthTxt.setText('Health: ' + Math.max(0, Math.round(player.health)));
	hungerTxt.setText('Hunger: ' + Math.max(0, Math.round(player.hunger)));
	dayTxt.setText('Day: ' + day);
	invTxt.setText('Wood: ' + player.inventory.wood + '  Stone: ' + player.inventory.stone + '  Berries: ' + player.inventory.berry + '  Iron: ' + player.inventory.iron + '  Gold: ' + player.inventory.gold + '  Diamond: ' + player.inventory.diamond + '  Ruby: ' + player.inventory.ruby + '  Emerald: ' + player.inventory.emerald + '  Coal: ' + player.inventory.coal);
}
function spawnResource(type, x, y) {
	var res;
	if (type === 'wood') {
		res = new Wood();
	} else if (type === 'stone') {
		res = new Stone();
	} else if (type === 'berry') {
		res = new Berry();
	} else if (type === 'iron') {
		res = new Resource();
		res.type = 'iron';
		res.attachAsset('stone', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		res.children[0].tint = 0xaaaaaa;
	} else if (type === 'gold') {
		res = new Resource();
		res.type = 'gold';
		res.attachAsset('stone', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		res.children[0].tint = 0xffd700;
	} else if (type === 'diamond') {
		res = new Resource();
		res.type = 'diamond';
		res.attachAsset('stone', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		res.children[0].tint = 0x00ffff;
	} else if (type === 'ruby') {
		res = new Resource();
		res.type = 'ruby';
		res.attachAsset('stone', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		res.children[0].tint = 0xff0044;
	} else if (type === 'emerald') {
		res = new Resource();
		res.type = 'emerald';
		res.attachAsset('stone', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		res.children[0].tint = 0x00ff44;
	} else if (type === 'coal') {
		res = new Resource();
		res.type = 'coal';
		res.attachAsset('stone', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		res.children[0].tint = 0x222222;
	}
	res.x = x;
	res.y = y;
	resources.push(res);
	game.addChild(res);
}
function spawnInteractable(type, x, y) {
	var obj;
	if (type === 'tree') {
		obj = new Tree();
	} else if (type === 'rock') {
		obj = new Rock();
	} else if (type === 'bush') {
		obj = new Bush();
	}
	obj.x = x;
	obj.y = y;
	interactables.push(obj);
	game.addChild(obj);
}
function removeResource(res) {
	res.destroy();
	var idx = resources.indexOf(res);
	if (idx !== -1) resources.splice(idx, 1);
}
function removeInteractable(obj) {
	obj.destroy();
	var idx = interactables.indexOf(obj);
	if (idx !== -1) interactables.splice(idx, 1);
}
function showNightOverlay() {
	if (!nightOverlay) {
		nightOverlay = LK.getAsset('nightOverlay', {
			anchorX: 0,
			anchorY: 0,
			x: 0,
			y: 0
		});
		nightOverlay.alpha = 0.5;
		game.addChild(nightOverlay);
	} else {
		nightOverlay.alpha = 0.5;
	}
}
function hideNightOverlay() {
	if (nightOverlay) nightOverlay.alpha = 0;
}
// --- Zombie spawning and cleanup ---
function spawnZombie() {
	var z = new Zombie();
	// Spawn at random edge
	var edge = Math.floor(Math.random() * 4);
	if (edge === 0) {
		// left
		z.x = 0;
		z.y = 400 + Math.random() * 1800;
	} else if (edge === 1) {
		// right
		z.x = 2048;
		z.y = 400 + Math.random() * 1800;
	} else if (edge === 2) {
		// top
		z.x = 200 + Math.random() * 1600;
		z.y = 0;
	} else {
		// bottom
		z.x = 200 + Math.random() * 1600;
		z.y = 2732;
	}
	z.target = player;
	zombies.push(z);
	game.addChild(z);
}
function clearZombies() {
	for (var i = 0; i < zombies.length; i++) {
		zombies[i].destroy();
	}
	zombies = [];
}
function startZombieSpawning() {
	zombieSpawnTimer = LK.setInterval(function () {
		if (isNight) {
			spawnZombie();
		}
	}, 2500);
}
function stopZombieSpawning() {
	if (zombieSpawnTimer) LK.clearInterval(zombieSpawnTimer);
	clearZombies();
}
function startDayNightCycle() {
	dayNightTimer = LK.setInterval(function () {
		isNight = !isNight;
		if (isNight) {
			showNightOverlay();
			startZombieSpawning();
		} else {
			hideNightOverlay();
			stopZombieSpawning();
			day += 1;
			updateUI();
		}
	}, 20000); // 20 seconds per phase
}
function stopDayNightCycle() {
	if (dayNightTimer) LK.clearInterval(dayNightTimer);
}
function startHunger() {
	hungerTimer = LK.setInterval(function () {
		if (isNight && !player.hasShelter) {
			player.health -= 2;
		}
		player.hunger -= 1;
		if (player.hunger <= 0) {
			player.health -= 2;
		}
		if (player.health <= 0) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
		updateUI();
	}, 1200);
}
function stopHunger() {
	if (hungerTimer) LK.clearInterval(hungerTimer);
}
function tryCollectResource(res) {
	if (res.type === 'wood') {
		player.inventory.wood += 1;
	} else if (res.type === 'stone') {
		player.inventory.stone += 1;
	} else if (res.type === 'berry') {
		player.inventory.berry += 1;
		player.hunger = Math.min(100, player.hunger + 10);
	} else if (res.type === 'iron') {
		player.inventory.iron += 1;
	} else if (res.type === 'gold') {
		player.inventory.gold += 1;
	} else if (res.type === 'diamond') {
		player.inventory.diamond += 1;
	} else if (res.type === 'ruby') {
		player.inventory.ruby += 1;
	} else if (res.type === 'emerald') {
		player.inventory.emerald += 1;
	} else if (res.type === 'coal') {
		player.inventory.coal += 1;
	}
	removeResource(res);
	updateUI();
}
function tryInteract(obj) {
	if (obj.type === 'tree') {
		spawnResource('wood', obj.x + Math.random() * 60 - 30, obj.y + 80);
		removeInteractable(obj);
	} else if (obj.type === 'rock') {
		spawnResource('stone', obj.x, obj.y + 40);
		removeInteractable(obj);
	} else if (obj.type === 'bush') {
		spawnResource('berry', obj.x, obj.y + 20);
		removeInteractable(obj);
	}
}
function canBuildShelter() {
	return !player.hasShelter && player.inventory.wood >= 5 && player.inventory.stone >= 3;
}
function buildShelter() {
	player.inventory.wood -= 5;
	player.inventory.stone -= 3;
	player.hasShelter = true;
	shelter = new Shelter();
	shelter.x = player.x + 180;
	shelter.y = player.y + 100;
	game.addChild(shelter);
	updateUI();
}
function canBuildRaft() {
	return !player.hasRaft && player.inventory.wood >= 10 && player.inventory.stone >= 5;
}
function buildRaft() {
	player.inventory.wood -= 10;
	player.inventory.stone -= 5;
	player.hasRaft = true;
	raft = new Raft();
	raft.x = 2048 - 300;
	raft.y = 2732 - 200;
	game.addChild(raft);
	updateUI();
}
function tryEscape() {
	if (player.hasRaft && Math.abs(player.x - raft.x) < 150 && Math.abs(player.y - raft.y) < 150) {
		LK.showYouWin();
	}
}
// --- Game Setup ---
function setupIsland() {
	// Place trees, rocks, bushes randomly
	for (var i = 0; i < 6; i++) {
		spawnInteractable('tree', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
	}
	for (var i = 0; i < 5; i++) {
		spawnInteractable('rock', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
	}
	for (var i = 0; i < 4; i++) {
		spawnInteractable('bush', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
	}
	// New resource spawns
	for (var i = 0; i < 3; i++) {
		spawnResource('iron', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		spawnResource('gold', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		spawnResource('diamond', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		spawnResource('ruby', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		spawnResource('emerald', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		spawnResource('coal', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
	}
}
// --- Player Setup ---
player = new Player();
player.x = 2048 / 2;
player.y = 2732 / 2;
game.addChild(player);
// --- Initial Island ---
setupIsland();
updateUI();
startDayNightCycle();
startHunger();
// --- Touch Controls ---
game.down = function (x, y, obj) {
	// Don't allow dragging from top left 100x100
	if (x < 100 && y < 100) return;
	// --- WEAPON ATTACK ---
	if (playerWeapon) {
		// Sword: tap near player to attack
		if (playerWeapon.type === 'sword') {
			if (LK.ticks - playerWeapon.lastAttackTick > playerWeapon.cooldown) {
				for (var i = zombies.length - 1; i >= 0; i--) {
					var z = zombies[i];
					var dx = z.x - player.x;
					var dy = z.y - player.y;
					var dist = Math.sqrt(dx * dx + dy * dy);
					if (dist < playerWeapon.range) {
						z.destroy();
						zombies.splice(i, 1);
						playerWeapon.lastAttackTick = LK.ticks;
						LK.effects.flashObject(playerWeapon, 0xffff00, 200);
						break;
					}
				}
			}
		}
		// Bow: tap anywhere to shoot arrow toward tap
		else if (playerWeapon.type === 'bow') {
			if (LK.ticks - playerWeapon.lastAttackTick > playerWeapon.cooldown) {
				// Find closest zombie in range
				var closest = null;
				var minDist = 99999;
				for (var i = 0; i < zombies.length; i++) {
					var z = zombies[i];
					var dx = z.x - player.x;
					var dy = z.y - player.y;
					var dist = Math.sqrt(dx * dx + dy * dy);
					if (dist < playerWeapon.range && dist < minDist) {
						closest = z;
						minDist = dist;
					}
				}
				if (closest) {
					var arrow = new Arrow();
					arrow.x = player.x + 60;
					arrow.y = player.y;
					arrow.target = closest;
					arrows.push(arrow);
					game.addChild(arrow);
					playerWeapon.lastAttackTick = LK.ticks;
					LK.effects.flashObject(playerWeapon, 0x66ccff, 200);
				}
			}
		}
	}
	// Check if touching interactable
	for (var i = 0; i < interactables.length; i++) {
		var it = interactables[i];
		if (player.intersects(it)) {
			selectedInteractable = it;
			return;
		}
	}
	// Check if touching resource
	for (var j = 0; j < resources.length; j++) {
		var res = resources[j];
		if (player.intersects(res)) {
			tryCollectResource(res);
			return;
		}
	}
	// Check if touching raft
	if (raft && player.intersects(raft)) {
		tryEscape();
		return;
	}
	// Start dragging player
	dragging = true;
	dragOffset.x = x - player.x;
	dragOffset.y = y - player.y;
};
game.move = function (x, y, obj) {
	if (dragging) {
		player.x = Math.max(60, Math.min(2048 - 60, x - dragOffset.x));
		player.y = Math.max(120, Math.min(2732 - 60, y - dragOffset.y));
		// If shelter exists, keep it near player
		if (shelter) {
			shelter.x = player.x + 180;
			shelter.y = player.y + 100;
		}
	}
};
game.up = function (x, y, obj) {
	dragging = false;
	if (selectedInteractable) {
		if (player.intersects(selectedInteractable)) {
			tryInteract(selectedInteractable);
		}
		selectedInteractable = null;
	}
};
// --- Crafting Buttons ---
var craftShelterBtn = new Text2('Build Shelter', {
	size: 70,
	fill: 0xFFE4B5
});
craftShelterBtn.anchor.set(0.5, 0);
craftShelterBtn.y = -220;
craftShelterBtn.x = 0;
LK.gui.bottom.addChild(craftShelterBtn);
var craftRaftBtn = new Text2('Build Raft', {
	size: 70,
	fill: 0xFFE4B5
});
craftRaftBtn.anchor.set(0.5, 0);
craftRaftBtn.y = -320;
craftRaftBtn.x = 0;
LK.gui.bottom.addChild(craftRaftBtn);
// --- Craft Sword and Bow Buttons ---
var craftSwordBtn = new Text2('Craft Sword', {
	size: 70,
	fill: 0xeeeeee
});
craftSwordBtn.anchor.set(0.5, 0);
craftSwordBtn.y = -420;
craftSwordBtn.x = 0;
LK.gui.bottom.addChild(craftSwordBtn);
var craftBowBtn = new Text2('Craft Bow', {
	size: 70,
	fill: 0xeeeeee
});
craftBowBtn.anchor.set(0.5, 0);
craftBowBtn.y = -520;
craftBowBtn.x = 0;
LK.gui.bottom.addChild(craftBowBtn);
// --- Crafting logic for workstations ---
function canCraftWorkbench() {
	return player.inventory.wood >= 6 && player.inventory.stone >= 2;
}
function canCraftFurnace() {
	return player.inventory.stone >= 8 && player.inventory.coal >= 2;
}
function canCraftArmorBench() {
	return player.inventory.wood >= 4 && player.inventory.iron >= 2;
}
function canCraftWeaponBench() {
	return player.inventory.wood >= 4 && player.inventory.stone >= 2 && player.inventory.iron >= 1;
}
function craftWorkbench() {
	player.inventory.wood -= 6;
	player.inventory.stone -= 2;
	player.inventory.workbench += 1;
	updateUI();
}
function craftFurnace() {
	player.inventory.stone -= 8;
	player.inventory.coal -= 2;
	player.inventory.furnace += 1;
	updateUI();
}
function craftArmorBench() {
	player.inventory.wood -= 4;
	player.inventory.iron -= 2;
	player.inventory.armorbench += 1;
	updateUI();
}
function craftWeaponBench() {
	player.inventory.wood -= 4;
	player.inventory.stone -= 2;
	player.inventory.iron -= 1;
	player.inventory.weaponbench += 1;
	updateUI();
}
craftWorkbenchBtn.down = function (x, y, obj) {
	if (canCraftWorkbench()) {
		craftWorkbench();
	}
};
craftFurnaceBtn.down = function (x, y, obj) {
	if (canCraftFurnace()) {
		craftFurnace();
	}
};
craftArmorBenchBtn.down = function (x, y, obj) {
	if (canCraftArmorBench()) {
		craftArmorBench();
	}
};
craftWeaponBenchBtn.down = function (x, y, obj) {
	if (canCraftWeaponBench()) {
		craftWeaponBench();
	}
};
craftShelterBtn.down = function (x, y, obj) {
	if (canBuildShelter()) {
		buildShelter();
	}
};
craftRaftBtn.down = function (x, y, obj) {
	if (canBuildRaft()) {
		buildRaft();
	}
};
// --- Crafting logic for sword and bow ---
function canCraftSword() {
	return (!playerWeapon || playerWeapon.type !== 'sword') && player.inventory.wood >= 3 && player.inventory.stone >= 2;
}
function canCraftBow() {
	return (!playerWeapon || playerWeapon.type !== 'bow') && player.inventory.wood >= 4 && player.inventory.berry >= 2;
}
function craftSword() {
	player.inventory.wood -= 3;
	player.inventory.stone -= 2;
	if (playerWeapon) {
		playerWeapon.destroy();
	}
	playerWeapon = new Sword();
	playerWeapon.x = player.x + 60;
	playerWeapon.y = player.y;
	game.addChild(playerWeapon);
	updateUI();
}
function craftBow() {
	player.inventory.wood -= 4;
	player.inventory.berry -= 2;
	if (playerWeapon) {
		playerWeapon.destroy();
	}
	playerWeapon = new Bow();
	playerWeapon.x = player.x + 60;
	playerWeapon.y = player.y;
	game.addChild(playerWeapon);
	updateUI();
}
craftSwordBtn.down = function (x, y, obj) {
	if (canCraftSword()) {
		craftSword();
	}
};
craftBowBtn.down = function (x, y, obj) {
	if (canCraftBow()) {
		craftBow();
	}
};
// --- Game Update Loop ---
game.update = function () {
	// Randomly respawn resources
	if (LK.ticks % 180 === 0) {
		var t = Math.random();
		if (t < 0.33) {
			spawnInteractable('tree', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		} else if (t < 0.66) {
			spawnInteractable('rock', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		} else {
			spawnInteractable('bush', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
		}
	}
	// --- ZOMBIE LOGIC ---
	for (var i = zombies.length - 1; i >= 0; i--) {
		var z = zombies[i];
		z.update();
		// If zombie reaches player
		if (z.lastWasIntersecting === undefined) z.lastWasIntersecting = false;
		var nowIntersect = z.intersects(player);
		if (!z.lastWasIntersecting && nowIntersect) {
			if (!player.hasShelter) {
				player.health -= z.damage;
				LK.effects.flashObject(player, 0xff0000, 400);
				updateUI();
				if (player.health <= 0) {
					LK.effects.flashScreen(0xff0000, 1000);
					LK.showGameOver();
				}
			}
		}
		z.lastWasIntersecting = nowIntersect;
		// Remove zombie if dead or off screen
		if (z.x < -100 || z.x > 2148 || z.y < -100 || z.y > 2832) {
			z.destroy();
			zombies.splice(i, 1);
		}
	}
	// --- ARROW LOGIC ---
	for (var j = arrows.length - 1; j >= 0; j--) {
		var a = arrows[j];
		a.update();
		// Hit zombie?
		for (var k = zombies.length - 1; k >= 0; k--) {
			var z = zombies[k];
			if (a.intersects(z)) {
				z.destroy();
				zombies.splice(k, 1);
				a.destroy();
				arrows.splice(j, 1);
				break;
			}
		}
		// Remove arrow if off screen
		if (a.x < -100 || a.x > 2148 || a.y < -100 || a.y > 2832) {
			a.destroy();
			arrows.splice(j, 1);
		}
	}
	// --- WEAPON FOLLOW PLAYER ---
	if (playerWeapon) {
		playerWeapon.x = player.x + 60;
		playerWeapon.y = player.y;
	}
	// If night and no shelter, health drops faster
	if (isNight && !player.hasShelter) {
		healthTxt.tint = 0xff4444;
	} else {
		healthTxt.tint = 0xffffff;
	}
	// If raft built, show escape hint
	if (player.hasRaft && raft) {
		// Optionally, could show a message
	}
};
// --- Cleanup on Game Over/Win ---
LK.on('gameover', function () {
	stopDayNightCycle();
	stopHunger();
	stopZombieSpawning();
	clearZombies();
	for (var i = 0; i < arrows.length; i++) {
		arrows[i].destroy();
	}
	arrows = [];
	if (playerWeapon) {
		playerWeapon.destroy();
		playerWeapon = null;
	}
});
LK.on('youwin', function () {
	stopDayNightCycle();
	stopHunger();
	stopZombieSpawning();
	clearZombies();
	for (var i = 0; i < arrows.length; i++) {
		arrows[i].destroy();
	}
	arrows = [];
	if (playerWeapon) {
		playerWeapon.destroy();
		playerWeapon = null;
	}
});

===================================================================
--- original.js
+++ change.js
@@ -73,9 +73,20 @@
 	self.speed = 18;
 	self.inventory = {
 		wood: 0,
 		stone: 0,
-		berry: 0
+		berry: 0,
+		iron: 0,
+		gold: 0,
+		diamond: 0,
+		ruby: 0,
+		emerald: 0,
+		coal: 0,
+		// Workstations
+		workbench: 0,
+		furnace: 0,
+		armorbench: 0,
+		weaponbench: 0
 	};
 	self.health = 100;
 	self.hunger = 100;
 	self.hasShelter = false;
@@ -214,10 +225,10 @@
 
 /**** 
 * Game Code
 ****/ 
-// Shapes for resources, player, and environment
 // --- Global variables ---
+// Shapes for resources, player, and environment
 var player;
 var resources = [];
 var interactables = [];
 var shelter = null;
@@ -258,21 +269,55 @@
 });
 dayTxt.anchor.set(0, 0);
 LK.gui.top.addChild(dayTxt);
 dayTxt.y = 160;
-var invTxt = new Text2('Wood: 0  Stone: 0  Berries: 0', {
+// --- Inventory UI for all resources ---
+var invTxt = new Text2('Wood: 0  Stone: 0  Berries: 0  Iron: 0  Gold: 0  Diamond: 0  Ruby: 0  Emerald: 0  Coal: 0', {
 	size: 60,
 	fill: "#fff"
 });
 invTxt.anchor.set(0.5, 0);
 LK.gui.bottom.addChild(invTxt);
 invTxt.y = -120;
+// --- Crafting UI for workstations ---
+var craftWorkbenchBtn = new Text2('Craft Workbench', {
+	size: 60,
+	fill: 0xFFE4B5
+});
+craftWorkbenchBtn.anchor.set(0.5, 0);
+craftWorkbenchBtn.y = -620;
+craftWorkbenchBtn.x = 0;
+LK.gui.bottom.addChild(craftWorkbenchBtn);
+var craftFurnaceBtn = new Text2('Craft Furnace', {
+	size: 60,
+	fill: 0xFFE4B5
+});
+craftFurnaceBtn.anchor.set(0.5, 0);
+craftFurnaceBtn.y = -700;
+craftFurnaceBtn.x = 0;
+LK.gui.bottom.addChild(craftFurnaceBtn);
+var craftArmorBenchBtn = new Text2('Craft Armor Bench', {
+	size: 60,
+	fill: 0xFFE4B5
+});
+craftArmorBenchBtn.anchor.set(0.5, 0);
+craftArmorBenchBtn.y = -780;
+craftArmorBenchBtn.x = 0;
+LK.gui.bottom.addChild(craftArmorBenchBtn);
+var craftWeaponBenchBtn = new Text2('Craft Weapon Bench', {
+	size: 60,
+	fill: 0xFFE4B5
+});
+craftWeaponBenchBtn.anchor.set(0.5, 0);
+craftWeaponBenchBtn.y = -860;
+craftWeaponBenchBtn.x = 0;
+LK.gui.bottom.addChild(craftWeaponBenchBtn);
 // --- Helper functions ---
 function updateUI() {
 	healthTxt.setText('Health: ' + Math.max(0, Math.round(player.health)));
 	hungerTxt.setText('Hunger: ' + Math.max(0, Math.round(player.hunger)));
 	dayTxt.setText('Day: ' + day);
-	invTxt.setText('Wood: ' + player.inventory.wood + '  Stone: ' + player.inventory.stone + '  Berries: ' + player.inventory.berry);
+	invTxt.setText('Wood: ' + player.inventory.wood + '  Stone: ' + player.inventory.stone + '  Berries: ' + player.inventory.berry + '  Iron: ' + player.inventory.iron + '  Gold: ' + player.inventory.gold + '  Diamond: ' + player.inventory.diamond + '  Ruby: ' + player.inventory.ruby + '  Emerald: ' + player.inventory.emerald + '  Coal: ' + player.inventory.coal);
 }
 function spawnResource(type, x, y) {
 	var res;
 	if (type === 'wood') {
@@ -280,8 +325,56 @@
 	} else if (type === 'stone') {
 		res = new Stone();
 	} else if (type === 'berry') {
 		res = new Berry();
+	} else if (type === 'iron') {
+		res = new Resource();
+		res.type = 'iron';
+		res.attachAsset('stone', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		res.children[0].tint = 0xaaaaaa;
+	} else if (type === 'gold') {
+		res = new Resource();
+		res.type = 'gold';
+		res.attachAsset('stone', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		res.children[0].tint = 0xffd700;
+	} else if (type === 'diamond') {
+		res = new Resource();
+		res.type = 'diamond';
+		res.attachAsset('stone', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		res.children[0].tint = 0x00ffff;
+	} else if (type === 'ruby') {
+		res = new Resource();
+		res.type = 'ruby';
+		res.attachAsset('stone', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		res.children[0].tint = 0xff0044;
+	} else if (type === 'emerald') {
+		res = new Resource();
+		res.type = 'emerald';
+		res.attachAsset('stone', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		res.children[0].tint = 0x00ff44;
+	} else if (type === 'coal') {
+		res = new Resource();
+		res.type = 'coal';
+		res.attachAsset('stone', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		res.children[0].tint = 0x222222;
 	}
 	res.x = x;
 	res.y = y;
 	resources.push(res);
@@ -414,8 +507,20 @@
 		player.inventory.stone += 1;
 	} else if (res.type === 'berry') {
 		player.inventory.berry += 1;
 		player.hunger = Math.min(100, player.hunger + 10);
+	} else if (res.type === 'iron') {
+		player.inventory.iron += 1;
+	} else if (res.type === 'gold') {
+		player.inventory.gold += 1;
+	} else if (res.type === 'diamond') {
+		player.inventory.diamond += 1;
+	} else if (res.type === 'ruby') {
+		player.inventory.ruby += 1;
+	} else if (res.type === 'emerald') {
+		player.inventory.emerald += 1;
+	} else if (res.type === 'coal') {
+		player.inventory.coal += 1;
 	}
 	removeResource(res);
 	updateUI();
 }
@@ -473,8 +578,17 @@
 	}
 	for (var i = 0; i < 4; i++) {
 		spawnInteractable('bush', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
 	}
+	// New resource spawns
+	for (var i = 0; i < 3; i++) {
+		spawnResource('iron', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
+		spawnResource('gold', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
+		spawnResource('diamond', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
+		spawnResource('ruby', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
+		spawnResource('emerald', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
+		spawnResource('coal', 200 + Math.random() * 1600, 400 + Math.random() * 1800);
+	}
 }
 // --- Player Setup ---
 player = new Player();
 player.x = 2048 / 2;
@@ -617,8 +731,66 @@
 craftBowBtn.anchor.set(0.5, 0);
 craftBowBtn.y = -520;
 craftBowBtn.x = 0;
 LK.gui.bottom.addChild(craftBowBtn);
+// --- Crafting logic for workstations ---
+function canCraftWorkbench() {
+	return player.inventory.wood >= 6 && player.inventory.stone >= 2;
+}
+function canCraftFurnace() {
+	return player.inventory.stone >= 8 && player.inventory.coal >= 2;
+}
+function canCraftArmorBench() {
+	return player.inventory.wood >= 4 && player.inventory.iron >= 2;
+}
+function canCraftWeaponBench() {
+	return player.inventory.wood >= 4 && player.inventory.stone >= 2 && player.inventory.iron >= 1;
+}
+function craftWorkbench() {
+	player.inventory.wood -= 6;
+	player.inventory.stone -= 2;
+	player.inventory.workbench += 1;
+	updateUI();
+}
+function craftFurnace() {
+	player.inventory.stone -= 8;
+	player.inventory.coal -= 2;
+	player.inventory.furnace += 1;
+	updateUI();
+}
+function craftArmorBench() {
+	player.inventory.wood -= 4;
+	player.inventory.iron -= 2;
+	player.inventory.armorbench += 1;
+	updateUI();
+}
+function craftWeaponBench() {
+	player.inventory.wood -= 4;
+	player.inventory.stone -= 2;
+	player.inventory.iron -= 1;
+	player.inventory.weaponbench += 1;
+	updateUI();
+}
+craftWorkbenchBtn.down = function (x, y, obj) {
+	if (canCraftWorkbench()) {
+		craftWorkbench();
+	}
+};
+craftFurnaceBtn.down = function (x, y, obj) {
+	if (canCraftFurnace()) {
+		craftFurnace();
+	}
+};
+craftArmorBenchBtn.down = function (x, y, obj) {
+	if (canCraftArmorBench()) {
+		craftArmorBench();
+	}
+};
+craftWeaponBenchBtn.down = function (x, y, obj) {
+	if (canCraftWeaponBench()) {
+		craftWeaponBench();
+	}
+};
 craftShelterBtn.down = function (x, y, obj) {
 	if (canBuildShelter()) {
 		buildShelter();
 	}
@@ -629,12 +801,12 @@
 	}
 };
 // --- Crafting logic for sword and bow ---
 function canCraftSword() {
-	return !playerWeapon || playerWeapon.type !== 'sword' && player.inventory.wood >= 3 && player.inventory.stone >= 2;
+	return (!playerWeapon || playerWeapon.type !== 'sword') && player.inventory.wood >= 3 && player.inventory.stone >= 2;
 }
 function canCraftBow() {
-	return !playerWeapon || playerWeapon.type !== 'bow' && player.inventory.wood >= 4 && player.inventory.berry >= 2;
+	return (!playerWeapon || playerWeapon.type !== 'bow') && player.inventory.wood >= 4 && player.inventory.berry >= 2;
 }
 function craftSword() {
 	player.inventory.wood -= 3;
 	player.inventory.stone -= 2;