/**** 
* Classes
****/ 
/****************************************************************************************** */ 
/************************************* ATHLETE CLASS ************************************** */
/****************************************************************************************** */ 
var Athlete = Container.expand(function (isPlayer) {
	var self = Container.call(this);
	self.isPlayer = isPlayer;
	self.isPunching = false; // Indicates if the athlete is currently punching
	self.isFighting = false;
	self.isHit = false;
	self.isTouched = false;
	self.energy = 100;
	self.health = 100;
	self.basePunchEnergy = 2; // Punch cost in energy
	self.currentPunchEnergy = 2; // Punch cost in energy
	self.punchCount = 0; // Initialize punch count
	self.lastPunchTime = 0; // Timestamp of the last punch
	self.body = new Container();
	game.addChild(self.body);
	var punchDistance = 60; // Define punch distance for punching animation
	var attackDistance = 500;
	self.targetX = self.targetX || 1024; // Default target X
	self.targetY = self.targetY || 1366; // Default target Y
	// Left Arm
	self.leftForearm = self.body.attachAsset('forearm', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: -110,
		y: -125,
		width: 80,
		rotation: -Math.PI * 0.2
	});
	self.leftHand = self.body.attachAsset('hand', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: -100,
		y: -250,
		width: 90,
		height: 180,
		rotation: -Math.PI * 0.05,
		tint: isPlayer ? 0xFFFFFF : 0x33CCFF
	});
	self.leftArm = self.body.attachAsset('arm', {
		anchorX: 0.5,
		anchorY: 0,
		x: -120,
		y: -120
	});
	// Right Arm
	self.rightForearm = self.body.attachAsset('forearm', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 110,
		y: -125,
		scaleX: -1,
		width: 80,
		rotation: Math.PI * 0.2
	});
	self.rightHand = self.body.attachAsset('hand', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 100,
		y: -250,
		scaleX: -1,
		width: 90,
		height: 180,
		rotation: Math.PI * 0.05,
		tint: isPlayer ? 0xFFFFFF : 0x33CCFF
	});
	self.rightArm = self.body.attachAsset('arm', {
		anchorX: 0.5,
		anchorY: 0,
		x: 120,
		y: -120,
		scaleX: -1
	});
	self.torso = self.body.attachAsset('body', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.head = self.body.attachAsset(isPlayer ? 'head' : 'head2', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: -40
	});
	// Player movement speed
	self.speed = 5;
	// Punch function to handle punching action
	self.punch = function (isLeft) {
		log("self.punch: " + isLeft);
		if (self.isPunching) {
			return;
		}
		if (self.energy <= 0) {
			return;
		}
		// Calculate time difference since last punch
		var currentTime = Date.now();
		var timeDiff = currentTime - self.lastPunchTime;
		// If punches are within 1 second, increase punch count, else reset
		if (timeDiff <= 1000) {
			self.punchCount++;
		} else {
			self.punchCount = 1;
			self.currentPunchEnergy = self.basePunchEnergy;
		}
		// Update last punch time
		self.lastPunchTime = currentTime;
		// Adjust currentPunchEnergy based on punchCount
		self.currentPunchEnergy = self.basePunchEnergy * self.punchCount;
		self.energy = Math.max(0, self.energy - self.currentPunchEnergy);
		log("self.punchCount => " + self.punchCount, "self.currentPunchEnergy => " + self.currentPunchEnergy);
		if (self.isPlayer) {
			playerEnergyBar.updateEnergy(self.energy);
		}
		var arm = isLeft ? self.leftArm : self.rightArm;
		var forearm = isLeft ? self.leftForearm : self.rightForearm;
		var hand = isLeft ? self.leftHand : self.rightHand;
		// Refactored punch animation logic using deltas method
		self.isPunching = true;
		self.setPosture(idlePosture);
		var deltas = {
			arm: {
				height: punchDistance,
				x: 15 * (isLeft ? 1 : -1),
				y: -punchDistance
			},
			forearm: {
				height: punchDistance,
				x: 22 * (isLeft ? 1 : -1),
				y: -punchDistance * 1.5,
				rotation: isLeft ? 0.6 : -0.6
			},
			hand: {
				x: 80 * (isLeft ? 1 : -1),
				y: -punchDistance * 1.5,
				rotation: isLeft ? 0.4 : -0.4
			},
			head: {
				x: isLeft ? 15 : -15,
				width: -0.05,
				height: 0.05,
				rotation: isLeft ? 0.1 : -0.1
			}
		};
		// Apply deltas for punch animation
		(function (arm, forearm, hand, head) {
			LK.setTimeout(function () {
				applyDeltas(arm, deltas.arm);
				applyDeltas(forearm, deltas.forearm);
				applyDeltas(hand, deltas.hand);
				applyDeltas(head, deltas.head);
			}, 10);
		})(arm, forearm, hand, self.head);
		(function (arm, forearm, hand, head) {
			LK.setTimeout(function () {
				applyDeltas(arm, reverseDeltas(deltas.arm));
				applyDeltas(forearm, reverseDeltas(deltas.forearm));
				applyDeltas(hand, reverseDeltas(deltas.hand));
				applyDeltas(head, reverseDeltas(deltas.head));
				self.isPunching = false;
			}, 200);
		})(arm, forearm, hand, self.head);
		function applyDeltas(element, deltas) {
			for (var key in deltas) {
				element[key] += deltas[key];
			}
		}
		function reverseDeltas(deltas) {
			var reversed = {};
			for (var key in deltas) {
				reversed[key] = -deltas[key];
			}
			return reversed;
		}
	};
	// Guard function to handle guarding action
	self.guard = function (setGuard) {
		log("self.guard: " + setGuard);
		if (self.isGuarding === setGuard) {
			return;
		}
		self.energy = 100;
		if (self.isPlayer) {
			playerEnergyBar.updateEnergy(self.energy);
		}
		self.isGuarding = setGuard;
		if (setGuard) {
			self.setPosture(idlePosture);
			self.head.height *= 0.95;
		}
		// Simplified adjustments for guarding using symmetrical elements
		var adjustPosition = function adjustPosition(elementPair, deltaX, deltaY, deltaW, deltaH, deltaR, setGuard) {
			elementPair.forEach(function (element, index) {
				var directionH = (index === 0 ? 1 : -1) * (setGuard ? 1 : -1);
				var directionV = setGuard ? 1 : -1;
				element.x += deltaX * directionH;
				element.y += deltaY * directionV; // Add vertical adjustment
				element.rotation += deltaR * directionH;
				element.width += deltaW * directionV; // Add width adjustment
				element.height += deltaH * directionV; // Add height adjustment
			});
		};
		// Pair elements for symmetrical adjustments
		var elementPairs = [[self.leftHand, self.rightHand], [self.leftForearm, self.rightForearm], [self.leftArm, self.rightArm]];
		// Adjustments for Hands, Forearms and Arms
		var adjustments = [{
			deltaX: 65,
			deltaY: 90,
			deltaW: 15,
			deltaH: 15,
			deltaR: 0.35
		}, {
			deltaX: 30,
			deltaY: 60,
			deltaW: 0,
			deltaH: 0,
			deltaR: 0.2
		}, {
			deltaX: 50,
			deltaY: 10,
			deltaW: 0,
			deltaH: 0,
			deltaR: 0.4
		}];
		adjustments.forEach(function (adj, index) {
			return adjustPosition(elementPairs[index], adj.deltaX, adj.deltaY, adj.deltaW, adj.deltaH, adj.deltaR, setGuard);
		});
		if (!setGuard) {
			self.setPosture(idlePosture);
		}
	};
	// Update player position based on input
	self.update = function () {
		if (isPlaying) {
			self[self.isPlayer ? 'mainPlayerMove' : 'mainAiMove']();
		}
		// Player is idle
		self.miniMove();
		// Update body position and rotation
		self.body.x = self.x;
		self.body.y = self.y;
		// Calculate angle to face the opponent
		var target = self.isPlayer ? opponent : player; // Determine target based on whether self is Player or Opponent
		var angleToOpponent = Math.atan2(target.y - self.y, target.x - self.x) + Math.PI * 0.5;
		self.body.rotation = angleToOpponent;
	};
	self.mainPlayerMove = function () {
		var target = opponent;
	};
	self.mainAiMove = function () {
		// AI Move
		var target = player;
		self.targetX = target.x;
		self.targetY = target.y;
		// Check if athlete has reached the target
		var distanceToTarget = Math.sqrt(Math.pow(self.targetX - self.x, 2) + Math.pow(self.targetY - self.y, 2));
		if (distanceToTarget < attackDistance) {
			self.isInAttackRange = true;
			//self.guard(false);
			self.aiFight();
		} else {
			// Progressively move to the target
			var moveX = (self.targetX - self.x) / distanceToTarget * self.speed;
			var moveY = (self.targetY - self.y) / distanceToTarget * self.speed;
			self.x += moveX;
			self.y += moveY;
			//self.guard(true);
		}
	};
	self.aiFight = function () {
		if (LK.ticks % 33 == 0 && !self.isPunching && !self.isFighting) {
			self.punch(Math.random() < 0.5);
			// Punch during 2sec
			LK.setTimeout(function () {
				self.isFighting = true;
				// Stop durring 2 sec
				LK.setTimeout(function () {
					self.isFighting = false;
				}, 4000 - 2000 * Math.random());
			}, 4000 - 2000 * Math.random());
		}
	};
	self.miniMove = function () {
		if (self.isPunching || self.isGuarding || self.isHit) {
			return;
		}
		// Mini head movement with added randomness
		self.head.y = -40 + Math.sin(LK.ticks / 10 + Math.random() * 0.2) * 2;
		// Mini arm and forearm movement with added randomness
		self.leftArm.rotation += Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.005;
		self.leftForearm.rotation += Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.005; // Add forearm movement
		self.leftHand.x += Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.5; // Add hand movement
		self.leftHand.rotation += Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.005; // Add hand movement
		self.rightArm.rotation -= Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.005;
		self.rightForearm.rotation -= Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.005; // Add forearm movement
		self.rightHand.x -= Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.5; // Add hand movement
		self.rightHand.rotation -= Math.sin(LK.ticks / 15 + Math.random() * 0.2) * 0.005; // Add hand movement
	};
	self.setPosture = function (targetPosture) {
		if (targetPosture == null) {
			return;
		}
		//log("self.setPosture: " + targetPosture.name);
		// Torso
		self.torso.x = targetPosture.torso.x;
		self.torso.y = targetPosture.torso.y;
		self.torso.width = targetPosture.torso.w;
		self.torso.height = targetPosture.torso.h;
		self.torso.rotation = targetPosture.torso.r;
		// Head
		self.head.x = targetPosture.head.x;
		self.head.y = targetPosture.head.y;
		self.head.width = targetPosture.head.w;
		self.head.height = targetPosture.head.h;
		self.head.rotation = targetPosture.head.r;
		// Left Arm
		self.leftArm.x = targetPosture.leftArm.x;
		self.leftArm.y = targetPosture.leftArm.y;
		self.leftArm.width = targetPosture.leftArm.w;
		self.leftArm.height = targetPosture.leftArm.h;
		self.leftArm.rotation = targetPosture.leftArm.r;
		// Right Arm
		self.rightArm.x = targetPosture.rightArm.x;
		self.rightArm.y = targetPosture.rightArm.y;
		self.rightArm.width = targetPosture.rightArm.w;
		self.rightArm.height = targetPosture.rightArm.h;
		self.rightArm.rotation = targetPosture.rightArm.r;
		// Left Forearm
		self.leftForearm.x = targetPosture.leftForearm.x;
		self.leftForearm.y = targetPosture.leftForearm.y;
		self.leftForearm.width = targetPosture.leftForearm.w;
		self.leftForearm.height = targetPosture.leftForearm.h;
		self.leftForearm.rotation = targetPosture.leftForearm.r;
		// Right Forearm
		self.rightForearm.x = targetPosture.rightForearm.x;
		self.rightForearm.y = targetPosture.rightForearm.y;
		self.rightForearm.width = targetPosture.rightForearm.w;
		self.rightForearm.height = targetPosture.rightForearm.h;
		self.rightForearm.rotation = targetPosture.rightForearm.r;
		// Left Hand
		self.leftHand.x = targetPosture.leftHand.x;
		self.leftHand.y = targetPosture.leftHand.y;
		self.leftHand.width = targetPosture.leftHand.w;
		self.leftHand.height = targetPosture.leftHand.h;
		self.leftHand.rotation = targetPosture.leftHand.r;
		// Right Hand
		self.rightHand.x = targetPosture.rightHand.x;
		self.rightHand.y = targetPosture.rightHand.y;
		self.rightHand.width = targetPosture.rightHand.w;
		self.rightHand.height = targetPosture.rightHand.h;
		self.rightHand.rotation = targetPosture.rightHand.r;
	};
});
/****************************************************************************************** */ 
/************************************* ENERGY BAR CLASS ********************************** */
/****************************************************************************************** */ 
var EnergyBar = Container.expand(function (maxEnergy) {
	var self = Container.call(this);
	self.maxEnergy = maxEnergy;
	self.currentEnergy = maxEnergy;
	// Background of the energy bar
	self.frame = self.attachAsset('energyBarBackground', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.energyGradiant = self.attachAsset('energyBar', {
		anchorX: 0.5,
		anchorY: 1,
		y: self.frame.height / 2 - 30
	});
	// Fill of the energy bar
	self.fill = self.attachAsset('energyBarFill', {
		anchorX: 0.50,
		anchorY: 0,
		x: 0,
		y: -self.frame.height / 2 + 25,
		height: 0,
		visible: true
	});
	// Lightning icon above the energy bar
	self.lightningIcon = self.attachAsset('lightning', {
		anchorX: 0.5,
		anchorY: 1,
		x: 0,
		y: -self.energyGradiant.height / 2 - 50 // Position above the energy bar
	});
	// Update the energy bar display
	self.updateEnergy = function (energy) {
		self.currentEnergy = energy;
		var fillSize = Math.max(0, self.maxEnergy - self.currentEnergy) / self.maxEnergy * (self.energyGradiant.height + 6);
		self.fill.height = fillSize;
	};
});
/****************************************************************************************** */ 
/************************************* GUARD BUTTON CLASS ********************************** */
/****************************************************************************************** */ 
var GuardButton = Container.expand(function () {
	var self = Container.call(this);
	self.buttonAsset = self.attachAsset('guardButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.8
	});
	self.x = 400; // Position button in the bottom center
	self.y = game.height - 350;
	self.down = function (x, y, obj) {
		player.guard(true); // Activate guard state for player
		self.width *= 0.9;
		self.height *= 0.9;
	};
	self.up = function (x, y, obj) {
		player.guard(false);
		self.width = 600;
		self.height = 600;
	};
});
/****************************************************************************************** */ 
/************************************* HEALTH BAR CLASS *********************************** */
/****************************************************************************************** */ 
var HealthBar = Container.expand(function (maxHealth) {
	var self = Container.call(this);
	self.maxHealth = maxHealth;
	self.currentHealth = maxHealth;
	// Frame of the health bar
	self.frame = self.attachAsset('healthBarFrame', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Fill of the health bar
	self.fill = self.attachAsset('healthBar', {
		anchorX: 0,
		anchorY: 0.5,
		x: -self.frame.width / 2 + 10,
		y: 0,
		width: self.frame.width // Padding for the health bar fill
	});
	self.icon = self.attachAsset('healthIcon', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: -self.frame.width / 2 - 40
	});
	// Update the health bar display
	self.updateHealth = function (health) {
		self.currentHealth = health;
		var fillWidth = Math.max(0, self.currentHealth) / self.maxHealth * (self.frame.width - 10);
		self.fill.width = fillWidth;
	};
	self.updateHealth(100);
});
/****************************************************************************************** */ 
/************************************* PUNCH BUTTON CLASS ********************************** */
/****************************************************************************************** */ 
var PunchButton = Container.expand(function () {
	var self = Container.call(this);
	self.buttonAsset = self.attachAsset('punchButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.8
	});
	self.x = game.width - 400; // Position button on the bottom right
	self.y = game.height - 350;
	self.down = function (x, y, obj) {
		// Simulate button press by triggering punch with left arm
		player.punch(Math.random() < 0.5); // Randomly choose left or right arm for punching
		self.width *= 0.9;
		self.height *= 0.9;
	};
	self.up = function (x, y, obj) {
		// Simulate button release by triggering punch with right arm
		self.width = 600;
		self.height = 600;
	};
});
/****************************************************************************************** */ 
/**************************************** RING CLASS ************************************** */
/****************************************************************************************** */ 
var Ring = Container.expand(function () {
	var self = Container.call(this);
	self.leftBorder = 300;
	self.rightBorder = 1800;
	self.topBorder = 200;
	self.bottomBorder = 1750;
	self.ringAsset = self.attachAsset('ring', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.x = 1024; // Center of the screen horizontally
	self.y = 1366 - self.height / 6; // Center of the screen vertically
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 // Init game with black background
});

/**** 
* Game Code
****/ 
/****************************************************************************************** */ 
/************************************** GLOBAL VARIABLES ********************************** */
/****************************************************************************************** */ 
var isPlaying = false;
var ring;
var punchButton;
var guardButton;
var player;
var opponent;
var touchPosition = null;
var swipeStart = null;
var swipeEnd = null;
var playerEnergyBar = null;
var isDebug = true;
var debugMarker;
/****************************************************************************************** */ 
/************************************** POSTURES ****************************************** */
/****************************************************************************************** */ 
var idlePosture = {
	name: "idlePosture",
	// Left Arm
	leftForearm: {
		x: -110,
		y: -125,
		w: 80,
		h: 120,
		r: -Math.PI * 0.2
	},
	leftHand: {
		x: -110,
		y: -250,
		w: 80,
		h: 180,
		r: -Math.PI * 0.05
	},
	leftArm: {
		x: -120,
		y: -120,
		w: 80,
		h: 150,
		r: 0
	},
	// Right Arm
	rightForearm: {
		x: 110,
		y: -125,
		w: 80,
		h: 120,
		r: Math.PI * 0.2
	},
	rightHand: {
		x: 110,
		y: -250,
		w: 90,
		h: 180,
		r: Math.PI * 0.05
	},
	rightArm: {
		x: 120,
		y: -120,
		w: 80,
		h: 150,
		r: 0
	},
	torso: {
		x: 0,
		y: 0,
		w: 300,
		h: 150,
		r: 0
	},
	head: {
		x: 0,
		y: -40,
		w: 150,
		h: 190,
		r: 0
	}
};
/****************************************************************************************** */ 
/*********************************** UTILITY FUNCTIONS ************************************ */
/****************************************************************************************** */ 
function log() {
	if (isDebug) {
		var _console;
		(_console = console).log.apply(_console, arguments);
	}
}
/****************************************************************************************** */ 
/************************************** INPUT HANDLERS ************************************ */
/****************************************************************************************** */ 
game.down = function (x, y, obj) {
	if (!isPlaying) {
		isPlaying = true;
	}
};
game.move = function (x, y, obj) {};
game.up = function (x, y, obj) {};
/****************************************************************************************** */ 
/************************************ GAME INITIALIZE ************************************* */
/****************************************************************************************** */ 
function gameInitialize() {
	log("Game initialize...");
	// Initialize Ring
	ring = game.addChild(new Ring());
	punchButton = game.addChild(new PunchButton());
	guardButton = game.addChild(new GuardButton());
	// Initialize Player
	player = game.addChild(new Athlete(true));
	player.x = 1024; // Center horizontally
	player.y = game.height * 0.55; // Position towards the bottom
	// Initialize Opponent
	opponent = game.addChild(new Athlete());
	opponent.x = 1024; // Center horizontally
	opponent.y = game.height * 0.2; // Center vertically in the middle of the ring
	opponent.rotation = Math.PI * 0.5;
	// Add the energy bar on the left
	// Initialize Energy Bar for Player
	playerEnergyBar = game.addChild(new EnergyBar(100));
	playerEnergyBar.x = game.width - 75; // Position energy bar on the left side
	playerEnergyBar.y = game.height * 0.4; // Position towards the top
	var playerHealthBar = game.addChild(new HealthBar(100));
	playerHealthBar.x = 1024;
	playerHealthBar.y = 1960;
	if (isDebug) {
		// Debug Marker
		debugMarker = LK.getAsset('debugMarker', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		game.addChild(debugMarker);
		debugMarker.x = 1800;
		debugMarker.y = 1750;
	}
}
/****************************************************************************************** */ 
/************************************* GAME FUNCTIONS ************************************* */
/****************************************************************************************** */ 
function handleHit(attacker, defender) {
	defender.isHit = true;
	defender.isTouched = !defender.isGuarding;
	var backDelta = defender.isGuarding ? 2 : 50;
	var backHeadDelta = defender.isGuarding ? 1 : 4;
	// Player hit reaction: head goes back, flash screen red
	// Calculate defender's current direction and move back accordingly
	var defenderDirection = Math.atan2(defender.y - attacker.y, defender.x - attacker.x);
	// Move defender back
	var newX = defender.x + Math.cos(defenderDirection) * backDelta;
	var newY = defender.y + Math.sin(defenderDirection) * backDelta;
	// Check if newX and newY are within ring's borders
	var withinLimits = newX >= ring.leftBorder && newX <= ring.rightBorder && newY >= ring.topBorder && newY <= ring.bottomBorder;
	log("Is in ring ?", withinLimits);
	if (withinLimits) {
		defender.x = newX; // Move defender back in the x direction of current movement
		defender.y = newY; // Move defender back in the y direction of current movement
	} else {
		// If out of limits, move attacker back instead
		/* 
		var attackerDirection = Math.atan2(attacker.y - defender.y, attacker.x - defender.x);
		attacker.x += Math.cos(attackerDirection) * backDelta;
		attacker.y += Math.sin(attackerDirection) * backDelta;
		*/ 
	}
	var flashColor = defender.isGuarding ? 0xcccccc : 0xFF0000;
	if (defender.isGuarding) {
		LK.effects.flashObject(defender.leftHand, flashColor, 100); // Flash the defender 
		LK.effects.flashObject(defender.rightHand, flashColor, 100); // Flash the defender 
	} else {
		LK.effects.flashObject(defender.head, flashColor, 100); // Flash the defender 
		LK.effects.flashObject(defender.torso, flashColor, 100); // Flash the defender 
	}
	LK.effects.flashObject(defender.leftArm, flashColor, 100); // Flash the defender 
	LK.effects.flashObject(defender.leftForearm, flashColor, 100); // Flash the defender 
	LK.effects.flashObject(defender.rightArm, flashColor, 100); // Flash the defender 
	LK.effects.flashObject(defender.rightForearm, flashColor, 100); // Flash the defender 
	// Head back movement
	defender.head.x += 2.5 * Math.cos(defenderDirection) * backHeadDelta; // Head returns to normal position
	defender.head.y += 2.5 * Math.sin(defenderDirection) * backHeadDelta; // Head returns to normal position
	defender.torso.x += Math.cos(defenderDirection) * backHeadDelta; // Head returns to normal position
	defender.torso.y += Math.sin(defenderDirection) * backHeadDelta; // Head returns to normal position
	(function (defender, defenderDirection, backHeadDelta) {
		LK.setTimeout(function () {
			defender.head.x -= 2.5 * Math.cos(defenderDirection) * backHeadDelta; // Head returns to normal position
			defender.head.y -= 2.5 * Math.sin(defenderDirection) * backHeadDelta; // Head returns to normal position
			defender.torso.x -= Math.cos(defenderDirection) * backHeadDelta; // Head returns to normal position
			defender.torso.y -= Math.sin(defenderDirection) * backHeadDelta; // Head returns to normal position
			defender.isHit = false;
			if (!defender.isGuarding) {
				defender.setPosture(idlePosture);
			}
		}, 500);
	})(defender, defenderDirection, backHeadDelta);
}
/****************************************************************************************** */ 
/************************************** MAIN GAME LOOP ************************************ */
/****************************************************************************************** */ 
// Game update function
game.update = function () {
	// This section has been removed to prevent redundant player movement handling.
	// Check for collision between player's hand and opponent's head
	if (player.isPunching && (player.leftHand.intersects(opponent.torso) || player.rightHand.intersects(opponent.torso))) {
		handleHit(player, opponent);
		/* 
		// Player hit reaction: head goes back, flash screen red
		// Calculate opponent's current direction and move back accordingly
		var opponentDirection = Math.atan2(opponent.y - player.y, opponent.x - player.x);
		opponent.x += Math.cos(opponentDirection) * 50; // Move opponent back in the x direction of current movement
		opponent.y += Math.sin(opponentDirection) * 50; // Move opponent back in the y direction of current movement
		opponent.head.y -= 20; // Head returns to normal position
		LK.effects.flashScreen(0xFFFFFF, 100); // Flash the whole screen red for 0.5 seconds
		LK.setTimeout(function () {
		opponent.head.y += 20; // Head returns to normal position
		}, 500);
		*/ 
	}
	if (opponent.isPunching && (opponent.leftHand.intersects(player.torso) || opponent.rightHand.intersects(player.torso))) {
		handleHit(opponent, player);
	}
};
gameInitialize();