/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	points: 0,
	damage: 1,
	tools: [],
	level: 1
});

/**** 
* Classes
****/ 
var Stickman = Container.expand(function () {
	var self = Container.call(this);
	// Initialize physics properties for ragdoll effect
	var bodyParts = [];
	var isRagdolling = false;
	var restoreTimer = null;
	// Make isRagdolling accessible
	self.isRagdolling = isRagdolling;
	// Make startRagdoll accessible
	self.startRagdoll = startRagdoll;
	// Body parts with physics properties
	var body = self.attachAsset('stickman', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.4,
		scaleY: 1
	});
	body.velocityX = 0;
	body.velocityY = 0;
	body.rotationalVelocity = 0;
	body.mass = 10;
	body.originalX = 0;
	body.originalY = 0;
	body.originalRotation = 0;
	body.elasticity = 0.7;
	body.friction = 0.9;
	bodyParts.push(body);
	var head = self.attachAsset('head', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: -225
	});
	head.velocityX = 0;
	head.velocityY = 0;
	head.rotationalVelocity = 0;
	head.mass = 5;
	head.originalX = 0;
	head.originalY = -225;
	head.originalRotation = 0;
	head.elasticity = 0.8;
	head.friction = 0.85;
	bodyParts.push(head);
	// Arms (using stickman asset but resized)
	var leftArm = self.attachAsset('stickman', {
		anchorX: 0.5,
		anchorY: 0,
		scaleX: 0.2,
		scaleY: 0.6,
		x: -70,
		y: -150,
		rotation: -0.3
	});
	leftArm.velocityX = 0;
	leftArm.velocityY = 0;
	leftArm.rotationalVelocity = 0;
	leftArm.mass = 3;
	leftArm.originalX = -70;
	leftArm.originalY = -150;
	leftArm.originalRotation = -0.3;
	leftArm.elasticity = 0.9;
	leftArm.friction = 0.8;
	bodyParts.push(leftArm);
	var rightArm = self.attachAsset('stickman', {
		anchorX: 0.5,
		anchorY: 0,
		scaleX: 0.2,
		scaleY: 0.6,
		x: 70,
		y: -150,
		rotation: 0.3
	});
	rightArm.velocityX = 0;
	rightArm.velocityY = 0;
	rightArm.rotationalVelocity = 0;
	rightArm.mass = 3;
	rightArm.originalX = 70;
	rightArm.originalY = -150;
	rightArm.originalRotation = 0.3;
	rightArm.elasticity = 0.9;
	rightArm.friction = 0.8;
	bodyParts.push(rightArm);
	// Legs (using stickman asset but resized)
	var leftLeg = self.attachAsset('stickman', {
		anchorX: 0.5,
		anchorY: 0,
		scaleX: 0.2,
		scaleY: 0.7,
		x: -40,
		y: 50,
		rotation: 0.2
	});
	leftLeg.velocityX = 0;
	leftLeg.velocityY = 0;
	leftLeg.rotationalVelocity = 0;
	leftLeg.mass = 4;
	leftLeg.originalX = -40;
	leftLeg.originalY = 50;
	leftLeg.originalRotation = 0.2;
	leftLeg.elasticity = 0.6;
	leftLeg.friction = 0.85;
	bodyParts.push(leftLeg);
	var rightLeg = self.attachAsset('stickman', {
		anchorX: 0.5,
		anchorY: 0,
		scaleX: 0.2,
		scaleY: 0.7,
		x: 40,
		y: 50,
		rotation: -0.2
	});
	rightLeg.velocityX = 0;
	rightLeg.velocityY = 0;
	rightLeg.rotationalVelocity = 0;
	rightLeg.mass = 4;
	rightLeg.originalX = 40;
	rightLeg.originalY = 50;
	rightLeg.originalRotation = -0.2;
	rightLeg.elasticity = 0.6;
	rightLeg.friction = 0.85;
	bodyParts.push(rightLeg);
	// Health properties
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.level = storage.level || 1;
	// Apply a force to a body part
	function applyForce(part, forceX, forceY, torque) {
		part.velocityX += forceX / part.mass;
		part.velocityY += forceY / part.mass;
		part.rotationalVelocity += torque / part.mass;
	}
	// Start ragdoll physics
	function startRagdoll() {
		isRagdolling = true;
		// Clear any existing restore timer
		if (restoreTimer) {
			LK.clearTimeout(restoreTimer);
		}
		// Set a timer to restore the stickman to normal position
		restoreTimer = LK.setTimeout(function () {
			restorePosition();
		}, 3000);
	}
	// Restore stickman to normal position
	function restorePosition() {
		isRagdolling = false;
		// Reset velocities first to prevent further movement
		bodyParts.forEach(function (part) {
			part.velocityX = 0;
			part.velocityY = 0;
			part.rotationalVelocity = 0;
		});
		// Animate each body part back to its original position
		bodyParts.forEach(function (part) {
			// Stop any ongoing tweens
			tween.stop(part, {
				x: true,
				y: true,
				rotation: true
			});
			// Animate back to original position with staggered timing for more natural movement
			var delay = Math.random() * 200; // Stagger the animations slightly
			// Animate back to original position
			tween(part, {
				x: part.originalX,
				y: part.originalY,
				rotation: part.originalRotation
			}, {
				duration: 1200,
				easing: tween.elasticOut,
				delay: delay
			});
		});
	}
	// Update physics simulation
	self.update = function () {
		if (isRagdolling) {
			var gravity = 0.2; // Further reduced gravity for less falling apart
			bodyParts.forEach(function (part) {
				// Apply gravity - but less than before
				part.velocityY += gravity;
				// Apply velocities
				part.x += part.velocityX;
				part.y += part.velocityY;
				part.rotation += part.rotationalVelocity;
				// Apply more realistic friction system with surface friction
				// Ground friction increases as parts get closer to the bottom of the screen
				var groundY = 2732 - 200; // Position where ground friction is strongest
				var distanceFromGround = Math.max(0, groundY - (stickman.y + part.y));
				var groundFrictionFactor = Math.max(0, 1 - distanceFromGround / 1000); // Gradually increase friction near ground
				var surfaceFriction = 0.92 + groundFrictionFactor * 0.08; // 0.92 to 1.0 based on ground proximity
				// Apply friction with different coefficients for horizontal vs vertical movement
				// Less friction on X to allow more sliding on surfaces
				part.velocityX *= part.friction + 0.05 * (1 - groundFrictionFactor); // Less friction for X when sliding
				part.velocityY *= part.friction * surfaceFriction; // More friction for Y when on surfaces
				part.rotationalVelocity *= 0.95;
				// Add damping to prevent excessive movement
				if (Math.abs(part.velocityX) < 0.1) part.velocityX = 0;
				if (Math.abs(part.velocityY) < 0.1) part.velocityY = 0;
				if (Math.abs(part.rotationalVelocity) < 0.01) part.rotationalVelocity = 0;
				// Constrain rotation
				if (part.rotation > Math.PI * 2) {
					part.rotation -= Math.PI * 2;
				} else if (part.rotation < -Math.PI * 2) {
					part.rotation += Math.PI * 2;
				}
				// Apply constraints to keep body parts connected
				// This is a simplified constraint system - a real physics engine would use proper joint constraints
				// Head stays relatively close to body
				if (part === head) {
					var dx = part.x - body.x;
					var dy = part.y - (body.y - 200);
					var distance = Math.sqrt(dx * dx + dy * dy);
					var maxDistance = 80;
					if (distance > maxDistance) {
						var ratio = maxDistance / distance;
						part.x = body.x + dx * ratio;
						part.y = body.y - 200 + dy * ratio;
					}
				}
				// Arms stay connected to body
				if (part === leftArm || part === rightArm) {
					var shoulderX = body.x + (part === leftArm ? -60 : 60);
					var shoulderY = body.y - 150;
					dx = part.x - shoulderX;
					dy = part.y - shoulderY;
					distance = Math.sqrt(dx * dx + dy * dy);
					maxDistance = 60;
					if (distance > maxDistance) {
						ratio = maxDistance / distance;
						part.x = shoulderX + dx * ratio;
						part.y = shoulderY + dy * ratio;
					}
				}
				// Legs stay connected to body
				if (part === leftLeg || part === rightLeg) {
					var hipX = body.x + (part === leftLeg ? -30 : 30);
					var hipY = body.y + 50;
					dx = part.x - hipX;
					dy = part.y - hipY;
					distance = Math.sqrt(dx * dx + dy * dy);
					maxDistance = 80;
					if (distance > maxDistance) {
						ratio = maxDistance / distance;
						part.x = hipX + dx * ratio;
						part.y = hipY + dy * ratio;
					}
				}
			});
		}
	};
	// Hit reaction
	self.hit = function (damage) {
		// Decrease health
		self.health -= damage;
		if (self.health <= 0) {
			self.health = 0;
			self.defeat();
		}
		// Update health UI
		updateHealthBar();
		// Visual reaction - flash
		LK.effects.flashObject(self, 0xFF0000, 300);
		// Get random body part for hit location
		var parts = [body, head, leftArm, rightArm, leftLeg, rightLeg];
		var randomPart = parts[Math.floor(Math.random() * parts.length)];
		// Create hit effect
		var hitEffect = LK.getAsset('hitEffect', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: randomPart.x,
			y: randomPart.y,
			alpha: 0.7,
			scaleX: 0.5,
			scaleY: 0.5
		});
		self.addChild(hitEffect);
		// Animate the hit effect
		tween(hitEffect, {
			scaleX: 1.5,
			scaleY: 1.5,
			alpha: 0
		}, {
			duration: 400,
			onFinish: function onFinish() {
				hitEffect.destroy();
			}
		});
		// Start ragdoll physics if not already in that state
		startRagdoll();
		// Apply impulse to the hit body part and make entire stickman slide
		var randomDirection = Math.random() * Math.PI * 2; // Random angle in radians
		var slideForce = damage * 3.0; // Increased sliding force for faster movement
		var slideForceX = Math.cos(randomDirection) * slideForce;
		var slideForceY = Math.sin(randomDirection) * slideForce;
		// Apply sliding force to all body parts - but with more control
		bodyParts.forEach(function (part) {
			// Apply more balanced forces between X and Y for better overall movement
			// Cap the maximum force to prevent excessive displacement
			var maxForce = 30; // Doubled max force
			var forceFactor = 2.5; // Increased force factor
			var appliedForceX = Math.min(maxForce, slideForceX * forceFactor);
			var appliedForceY = Math.min(maxForce, slideForceY * forceFactor);
			// Apply the forces
			part.velocityX += appliedForceX;
			part.velocityY += appliedForceY;
		});
		// Apply additional impulse to the specific hit body part
		// Apply more controlled force to avoid body parts flying apart
		var hitAngle = Math.random() * Math.PI * 2;
		var hitMagnitude = Math.min(damage * 4, 20); // Cap maximum hit magnitude
		var hitForceX = Math.cos(hitAngle) * hitMagnitude;
		var hitForceY = Math.sin(hitAngle) * hitMagnitude;
		var hitTorque = (Math.random() - 0.5) * damage * 0.3; // Reduced torque
		// Apply force with special effects based on the body part hit
		if (randomPart === head) {
			// Head hits are more impactful
			applyForce(randomPart, hitForceX * 1.5, hitForceY * 1.5, hitTorque * 2);
			// Also make the head wobble
			tween(randomPart, {
				rotation: randomPart.rotation + Math.PI * (Math.random() - 0.5)
			}, {
				duration: 500,
				easing: tween.elasticOut
			});
		} else if (randomPart === leftArm || randomPart === rightArm) {
			// Arms swing more
			applyForce(randomPart, hitForceX, hitForceY, hitTorque * 3);
		} else if (randomPart === leftLeg || randomPart === rightLeg) {
			// Legs have more mass, less rotation
			applyForce(randomPart, hitForceX * 0.8, hitForceY * 0.8, hitTorque * 0.5);
		} else if (randomPart === body) {
			// Body affects all parts
			bodyParts.forEach(function (part) {
				applyForce(part, hitForceX * 0.6, hitForceY * 0.6, hitTorque * 0.3);
			});
		}
		// Play sound
		LK.getSound('hit').play();
		return true;
	};
	// When stickman is defeated
	self.defeat = function () {
		// Massive ragdoll effect on defeat
		startRagdoll();
		// Apply explosive force to all body parts
		bodyParts.forEach(function (part) {
			var explosiveForceX = (Math.random() - 0.5) * 50;
			var explosiveForceY = (Math.random() - 0.5) * 50;
			var explosiveTorque = (Math.random() - 0.5) * 2;
			applyForce(part, explosiveForceX, explosiveForceY, explosiveTorque);
		});
		// Level up
		self.level++;
		storage.level = self.level;
		// Reward player with points
		var reward = 10 * self.level;
		addPoints(reward);
		// Show level up message
		showLevelUpMessage(self.level, reward);
		// Reset health with increased max health after a delay
		LK.setTimeout(function () {
			self.maxHealth = 100 + (self.level - 1) * 50;
			self.health = self.maxHealth;
			updateHealthBar();
			restorePosition();
		}, 3000);
		// Play unlock sound
		LK.getSound('unlock').play();
	};
	// Event handler when clicking on stickman
	self.down = function (x, y, obj) {
		// Convert coordinates to local space
		var localX = x - self.x;
		var localY = y - self.y;
		// Find closest body part to the click point
		var closestPart = body; // Default to body
		var closestDistance = Number.MAX_VALUE;
		bodyParts.forEach(function (part) {
			var dx = part.x - localX;
			var dy = part.y - localY;
			var distance = dx * dx + dy * dy;
			if (distance < closestDistance) {
				closestDistance = distance;
				closestPart = part;
			}
		});
		// Apply current tool damage
		self.hit(currentDamage);
		// Additional force to the specific body part that was clicked
		var hitForceX = (Math.random() - 0.5) * currentDamage * 8;
		var hitForceY = (Math.random() - 0.5) * currentDamage * 8;
		var hitTorque = (Math.random() - 0.5) * currentDamage * 0.4;
		applyForce(closestPart, hitForceX, hitForceY, hitTorque);
		// Add points based on current damage
		addPoints(currentDamage);
	};
	return self;
});
var Tool = Container.expand(function (toolData) {
	var self = Container.call(this);
	self.data = toolData;
	var toolShape = self.attachAsset('tool', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: toolData.color || 0x8B4513
	});
	var nameText = new Text2(toolData.name, {
		size: 24,
		fill: 0xFFFFFF
	});
	nameText.anchor.set(0.5, 0);
	nameText.y = 80;
	self.addChild(nameText);
	var damageText = new Text2("+" + toolData.damage + " DMG", {
		size: 22,
		fill: 0xFFFF00
	});
	damageText.anchor.set(0.5, 0);
	damageText.y = 110;
	self.addChild(damageText);
	var priceText = new Text2(toolData.price + " PTS", {
		size: 22,
		fill: 0xFFFFFF
	});
	priceText.anchor.set(0.5, 0);
	priceText.y = 140;
	self.addChild(priceText);
	self.down = function (x, y, obj) {
		if (points >= toolData.price && !isToolOwned(toolData.id)) {
			// Purchase the tool
			addPoints(-toolData.price);
			unlockTool(toolData);
			// Play unlock sound
			LK.getSound('unlock').play();
			// Show purchase confirmation
			showMessage("You unlocked " + toolData.name + "!");
			// Update shop
			updateShop();
		} else if (isToolOwned(toolData.id)) {
			// Equip the tool if already owned
			equipTool(toolData.id);
			showMessage(toolData.name + " equipped!");
		} else {
			// Show not enough points message
			showMessage("Not enough points!");
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xEEEEEE // Light gray background for better stickman visibility
});

/**** 
* Game Code
****/ 
// Game state variables
if (!tween) {
	console.error("Failed to import tween library");
	// Create fallback implementation
	tween = function tween(obj, props, options) {
		if (options && options.onFinish) {
			setTimeout(options.onFinish, options.duration || 1000);
		}
		// Apply props immediately as fallback
		for (var key in props) {
			if (props.hasOwnProperty(key)) {
				obj[key] = props[key];
			}
		}
	};
	tween.easeOut = function (t) {
		return t;
	};
	tween.easeIn = function (t) {
		return t;
	};
	tween.elasticOut = function (t) {
		return t;
	};
	tween.stop = function () {};
}
var points = storage.points || 0;
var baseDamage = storage.damage || 1;
var currentDamage = baseDamage;
var tools = storage.tools || [];
var equippedTool = null;
var isShopOpen = false;
var shopContainer = null;
// Tool definitions
var availableTools = [{
	id: 'fist',
	name: 'Fist',
	damage: 1,
	price: 0,
	color: 0xFFB380,
	owned: true
}, {
	id: 'stick',
	name: 'Stick',
	damage: 2,
	price: 50,
	color: 0x8B4513
}, {
	id: 'bat',
	name: 'Baseball Bat',
	damage: 5,
	price: 200,
	color: 0x654321
}, {
	id: 'hammer',
	name: 'Hammer',
	damage: 10,
	price: 500,
	color: 0x808080
}, {
	id: 'pan',
	name: 'Frying Pan',
	damage: 15,
	price: 1000,
	color: 0x404040
}, {
	id: 'mallet',
	name: 'Cartoon Mallet',
	damage: 25,
	price: 2500,
	color: 0xFF0000
}, {
	id: 'anvil',
	name: 'Anvil',
	damage: 50,
	price: 5000,
	color: 0x303030
}, {
	id: 'piano',
	name: 'Grand Piano',
	damage: 100,
	price: 10000,
	color: 0x000000
}];
// Set up the stickman
var stickman = new Stickman();
stickman.x = 2048 / 2;
stickman.y = 2732 / 2;
// Make stickman bigger for better visibility
stickman.scale.set(1.5, 1.5);
game.addChild(stickman);
// Set up UI elements
var pointsText = new Text2("POINTS: 0", {
	size: 70,
	fill: 0x000000
});
pointsText.anchor.set(0.5, 0);
pointsText.y = 50;
LK.gui.top.addChild(pointsText);
var damageText = new Text2("DAMAGE: 1", {
	size: 50,
	fill: 0xFF0000
});
damageText.anchor.set(0.5, 0);
damageText.y = 130;
LK.gui.top.addChild(damageText);
var levelText = new Text2("LEVEL: 1", {
	size: 50,
	fill: 0x0000FF
});
levelText.anchor.set(0.5, 0);
levelText.y = 190;
LK.gui.top.addChild(levelText);
// Health bar
var healthBarBg = LK.getAsset('stickman', {
	anchorX: 0,
	anchorY: 0.5,
	width: 600,
	height: 40,
	tint: 0x888888
});
healthBarBg.x = 2048 / 2 - 300;
healthBarBg.y = 300;
game.addChild(healthBarBg);
var healthBar = LK.getAsset('stickman', {
	anchorX: 0,
	anchorY: 0.5,
	width: 600,
	height: 40,
	tint: 0xFF0000
});
healthBar.x = 2048 / 2 - 300;
healthBar.y = 300;
game.addChild(healthBar);
var healthText = new Text2("100/100", {
	size: 30,
	fill: 0xFFFFFF
});
healthText.anchor.set(0.5, 0.5);
healthText.x = 2048 / 2;
healthText.y = 300;
game.addChild(healthText);
// Shop button
var shopButton = LK.getAsset('shopButton', {
	anchorX: 0.5,
	anchorY: 0.5
});
shopButton.x = 2048 - 150;
shopButton.y = 100;
game.addChild(shopButton);
var shopText = new Text2("SHOP", {
	size: 40,
	fill: 0xFFFFFF
});
shopText.anchor.set(0.5, 0.5);
shopText.x = 2048 - 150;
shopText.y = 100;
game.addChild(shopText);
// Message display
var messageText = new Text2("", {
	size: 60,
	fill: 0xFF0000
});
messageText.anchor.set(0.5, 0.5);
messageText.x = 2048 / 2;
messageText.y = 500;
messageText.alpha = 0;
game.addChild(messageText);
// Initialize the game
function init() {
	// Set up initial values
	updatePointsDisplay();
	updateDamageDisplay();
	updateLevelDisplay();
	updateHealthBar();
	// Mark tools as owned if in storage
	tools.forEach(function (toolId) {
		for (var i = 0; i < availableTools.length; i++) {
			if (availableTools[i].id === toolId) {
				availableTools[i].owned = true;
			}
		}
	});
	// Equip the first owned tool
	var ownedTools = availableTools.filter(function (tool) {
		return tool.owned;
	});
	if (ownedTools.length > 0) {
		equipTool(ownedTools[0].id);
	}
	// Set shop button interaction
	shopButton.interactive = true;
	shopButton.down = function () {
		toggleShop();
	};
	// Play background music
	LK.playMusic('gameMusic');
}
// Toggle shop visibility
function toggleShop() {
	if (isShopOpen) {
		closeShop();
	} else {
		openShop();
	}
}
// Open the shop
function openShop() {
	isShopOpen = true;
	// Create shop container
	shopContainer = new Container();
	shopContainer.x = 2048 / 2;
	shopContainer.y = 2732 / 2;
	game.addChild(shopContainer);
	// Shop background
	var shopBg = LK.getAsset('stickman', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 1600,
		height: 1800,
		tint: 0x333333,
		alpha: 0.9
	});
	shopContainer.addChild(shopBg);
	// Shop title
	var shopTitle = new Text2("TOOL SHOP", {
		size: 80,
		fill: 0xFFFFFF
	});
	shopTitle.anchor.set(0.5, 0);
	shopTitle.y = -800;
	shopContainer.addChild(shopTitle);
	// Close button
	var closeButton = LK.getAsset('shopButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 700,
		y: -800,
		tint: 0xFF0000
	});
	shopContainer.addChild(closeButton);
	var closeText = new Text2("CLOSE", {
		size: 40,
		fill: 0xFFFFFF
	});
	closeText.anchor.set(0.5, 0.5);
	closeText.x = 700;
	closeText.y = -800;
	shopContainer.addChild(closeText);
	closeButton.interactive = true;
	closeButton.down = function () {
		closeShop();
	};
	// Layout tools in a grid
	var toolsPerRow = 3;
	var toolWidth = 300;
	var toolHeight = 350;
	var startX = -(toolsPerRow - 1) * toolWidth / 2;
	var startY = -600;
	availableTools.forEach(function (toolData, index) {
		var row = Math.floor(index / toolsPerRow);
		var col = index % toolsPerRow;
		var toolItem = new Tool(toolData);
		toolItem.x = startX + col * toolWidth;
		toolItem.y = startY + row * toolHeight;
		shopContainer.addChild(toolItem);
		// Show "OWNED" or "EQUIPPED" if applicable
		if (toolData.owned) {
			var statusText = new Text2(isToolEquipped(toolData.id) ? "EQUIPPED" : "OWNED", {
				size: 24,
				fill: isToolEquipped(toolData.id) ? "#00FF00" : "#FFFFFF"
			});
			statusText.anchor.set(0.5, 0);
			statusText.y = 170;
			toolItem.addChild(statusText);
		}
	});
	// Animate shop opening
	shopContainer.alpha = 0;
	shopContainer.scaleX = 0.8;
	shopContainer.scaleY = 0.8;
	tween(shopContainer, {
		alpha: 1,
		scaleX: 1,
		scaleY: 1
	}, {
		duration: 300,
		easing: tween.easeOut
	});
}
// Close the shop
function closeShop() {
	if (!isShopOpen || !shopContainer) return;
	tween(shopContainer, {
		alpha: 0,
		scaleX: 0.8,
		scaleY: 0.8
	}, {
		duration: 300,
		easing: tween.easeIn,
		onFinish: function onFinish() {
			if (shopContainer) {
				shopContainer.destroy();
				shopContainer = null;
			}
			isShopOpen = false;
		}
	});
}
// Check if a tool is owned
function isToolOwned(toolId) {
	return tools.indexOf(toolId) !== -1;
}
// Check if a tool is currently equipped
function isToolEquipped(toolId) {
	return equippedTool && equippedTool.id === toolId;
}
// Unlock a new tool
function unlockTool(toolData) {
	if (!isToolOwned(toolData.id)) {
		tools.push(toolData.id);
		storage.tools = tools;
		// Mark as owned
		for (var i = 0; i < availableTools.length; i++) {
			if (availableTools[i].id === toolData.id) {
				availableTools[i].owned = true;
				break;
			}
		}
		// Equip the newly unlocked tool
		equipTool(toolData.id);
	}
}
// Equip a tool
function equipTool(toolId) {
	if (!isToolOwned(toolId)) return;
	// Find the tool data
	var toolData = null;
	for (var i = 0; i < availableTools.length; i++) {
		if (availableTools[i].id === toolId) {
			toolData = availableTools[i];
			break;
		}
	}
	if (toolData) {
		equippedTool = toolData;
		currentDamage = baseDamage + toolData.damage;
		updateDamageDisplay();
	}
}
// Update the shop display
function updateShop() {
	if (isShopOpen) {
		closeShop();
		openShop();
	}
}
// Add points to the player's total
function addPoints(amount) {
	points += amount;
	storage.points = points;
	updatePointsDisplay();
}
// Update the points display
function updatePointsDisplay() {
	pointsText.setText("POINTS: " + points);
}
// Update the damage display
function updateDamageDisplay() {
	damageText.setText("DAMAGE: " + currentDamage);
}
// Update the level display
function updateLevelDisplay() {
	levelText.setText("LEVEL: " + stickman.level);
}
// Update the health bar
function updateHealthBar() {
	var percentage = stickman.health / stickman.maxHealth;
	healthBar.width = 600 * percentage;
	healthText.setText(stickman.health + "/" + stickman.maxHealth);
}
// Show a message temporarily
function showMessage(text) {
	messageText.setText(text);
	messageText.alpha = 1;
	// Clear any existing tweens
	tween.stop(messageText, {
		alpha: true
	});
	// Animate message
	tween(messageText, {
		alpha: 0
	}, {
		duration: 2000
	});
}
// Show level up message
function showLevelUpMessage(level, reward) {
	var levelUpText = new Text2("LEVEL UP!\nNow Level " + level + "\n+" + reward + " Points", {
		size: 80,
		fill: 0xFFFF00
	});
	levelUpText.anchor.set(0.5, 0.5);
	levelUpText.x = 2048 / 2;
	levelUpText.y = 2732 / 2 - 400;
	levelUpText.alpha = 0;
	game.addChild(levelUpText);
	// Animate the level up text
	tween(levelUpText, {
		alpha: 1,
		y: levelUpText.y - 100
	}, {
		duration: 500,
		onFinish: function onFinish() {
			tween(levelUpText, {
				alpha: 0
			}, {
				duration: 1000,
				delay: 1000,
				onFinish: function onFinish() {
					levelUpText.destroy();
				}
			});
		}
	});
}
// Create hit animation
function createHitAnimation(x, y) {
	var hitEffect = LK.getAsset('hitEffect', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: x,
		y: y,
		alpha: 0.7,
		scaleX: 0.5,
		scaleY: 0.5
	});
	game.addChild(hitEffect);
	tween(hitEffect, {
		scaleX: 2,
		scaleY: 2,
		alpha: 0
	}, {
		duration: 400,
		onFinish: function onFinish() {
			hitEffect.destroy();
		}
	});
}
// Track dragging state
var isDragging = false;
var draggedBodyPart = null;
var dragOffsetX = 0;
var dragOffsetY = 0;
// Mouse/touch handlers for the game
game.down = function (x, y, obj) {
	// If the shop is open, don't register clicks on the game
	if (isShopOpen) return;
	// Create a hit animation at the touch point if not hitting stickman
	if (!stickman.getBounds().contains(x, y)) {
		createHitAnimation(x, y);
		return;
	}
	// Check if we're starting a drag operation on a specific body part
	var localX = x - stickman.x;
	var localY = y - stickman.y;
	// Directly access body parts from the stickman
	// Use only the main body parts that should be draggable
	var validBodyParts = [];
	// For safety, only use parts we can specifically identify
	for (var i = 0; i < stickman.children.length; i++) {
		var part = stickman.children[i];
		// Check if it's one of our known body parts (has physics properties)
		if (part.hasOwnProperty('velocityX') && part.hasOwnProperty('originalX')) {
			validBodyParts.push(part);
		}
	}
	var closestPart = null;
	var closestDistance = 100 * 100; // Increased minimum distance squared for easier dragging
	validBodyParts.forEach(function (part) {
		var dx = part.x - localX;
		var dy = part.y - localY;
		var distance = dx * dx + dy * dy;
		if (distance < closestDistance) {
			closestDistance = distance;
			closestPart = part;
		}
	});
	if (closestPart) {
		isDragging = true;
		draggedBodyPart = closestPart;
		dragOffsetX = localX - closestPart.x;
		dragOffsetY = localY - closestPart.y;
		// Start ragdoll mode when dragging
		if (!stickman.isRagdolling) {
			stickman.startRagdoll();
		}
	} else {
		// If no part was close enough to drag, just hit the stickman
		stickman.hit(currentDamage);
	}
};
// Handle move events for dragging
game.move = function (x, y, obj) {
	if (isDragging && draggedBodyPart && !isShopOpen) {
		var localX = x - stickman.x;
		var localY = y - stickman.y;
		// Update dragged part position
		draggedBodyPart.x = localX - dragOffsetX;
		draggedBodyPart.y = localY - dragOffsetY;
		// Reset velocity for smooth dragging
		draggedBodyPart.velocityX = 0;
		draggedBodyPart.velocityY = 0;
	}
};
// Handle up events for dragging
game.up = function (x, y, obj) {
	if (isDragging && draggedBodyPart && !isShopOpen) {
		// On release, give the part some velocity based on movement
		var releaseVelocityX = (Math.random() - 0.5) * 10;
		var releaseVelocityY = (Math.random() - 0.5) * 10;
		draggedBodyPart.velocityX = releaseVelocityX;
		draggedBodyPart.velocityY = releaseVelocityY;
		isDragging = false;
		draggedBodyPart = null;
	}
};
// Update function called every tick
game.update = function () {
	// No need for additional update logic at this point
};
// Initialize the game
init();

===================================================================
--- original.js
+++ change.js
@@ -195,11 +195,18 @@
 				// Apply velocities
 				part.x += part.velocityX;
 				part.y += part.velocityY;
 				part.rotation += part.rotationalVelocity;
-				// Apply friction - less friction on X to allow more sliding
-				part.velocityX *= part.friction + 0.05;
-				part.velocityY *= part.friction;
+				// Apply more realistic friction system with surface friction
+				// Ground friction increases as parts get closer to the bottom of the screen
+				var groundY = 2732 - 200; // Position where ground friction is strongest
+				var distanceFromGround = Math.max(0, groundY - (stickman.y + part.y));
+				var groundFrictionFactor = Math.max(0, 1 - distanceFromGround / 1000); // Gradually increase friction near ground
+				var surfaceFriction = 0.92 + groundFrictionFactor * 0.08; // 0.92 to 1.0 based on ground proximity
+				// Apply friction with different coefficients for horizontal vs vertical movement
+				// Less friction on X to allow more sliding on surfaces
+				part.velocityX *= part.friction + 0.05 * (1 - groundFrictionFactor); // Less friction for X when sliding
+				part.velocityY *= part.friction * surfaceFriction; // More friction for Y when on surfaces
 				part.rotationalVelocity *= 0.95;
 				// Add damping to prevent excessive movement
 				if (Math.abs(part.velocityX) < 0.1) part.velocityX = 0;
 				if (Math.abs(part.velocityY) < 0.1) part.velocityY = 0;