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

/**** 
* Classes
****/ 
var Basketball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphics = self.attachAsset('basketball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set z-index to render behind net and hoop
	ballGraphics.zIndex = -1;
	self.velocityX = 0;
	self.velocityY = 0;
	self.gravity = 0.5;
	self.bounceDecay = 0.7;
	self.hasScored = false;
	self.isActive = true;
	self.update = function () {
		if (!self.isActive) return;
		self.velocityY += self.gravity;
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Check hoop collision for all hoops
		var hoopsToCheck = [hoop];
		if (typeof leftHoop !== 'undefined') {
			hoopsToCheck.push(leftHoop);
		}
		if (typeof rightHoop !== 'undefined') {
			hoopsToCheck.push(rightHoop);
		}
		for (var hoopIndex = 0; hoopIndex < hoopsToCheck.length; hoopIndex++) {
			var currentHoop = hoopsToCheck[hoopIndex];
			if (currentHoop) {
				var hoopX = currentHoop.x;
				var hoopY = currentHoop.y - 350; // Adjust for hoop position within container
				var relativeX = self.x - hoopX;
				var relativeY = self.y - hoopY;
				// Check for scoring through hoop first (ball going through net area)
				if (Math.abs(relativeX) <= 60 && relativeY >= -10 && relativeY <= 50 && self.velocityY > 0 && !self.hasScored) {
					// Ball is going through hoop - animate net and score
					self.hasScored = true;
					self.isActive = false;
					// Set ball to render behind net and hoop
					ballGraphics.zIndex = -2;
					// Animate ball going through and down
					tween(self, {
						y: self.y + 100,
						x: hoopX + (Math.random() - 0.5) * 20
					}, {
						duration: 500,
						easing: tween.easeIn
					});
					// Animate net pulsate
					tween(currentHoop.net, {
						scaleX: 1.8,
						scaleY: 1.8
					}, {
						duration: 200,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							tween(currentHoop.net, {
								scaleX: 1.5,
								scaleY: 1.5
							}, {
								duration: 200,
								easing: tween.easeIn
							});
						}
					});
					// Score the basket
					currentStreak++;
					var points = 10 * currentStreak;
					if (self.isPerfectShot) {
						points *= 2;
						LK.effects.flashScreen(0xFFD700, 400);
					}
					LK.setScore(LK.getScore() + points);
					LK.getSound('swish').play();
					scoreTxt.setText('Score: ' + LK.getScore());
					streakTxt.setText('Streak: ' + currentStreak);
					LK.effects.flashObject(currentHoop, self.isPerfectShot ? 0xFFD700 : 0x00FF00, 300);
					// Animate backboard color change
					var backboard = currentHoop.children[0]; // Get the backboard (first child)
					if (self.isPerfectShot) {
						// For perfect shots, flash gold first, then change to next color
						tween(backboard, {
							tint: 0xFFD700
						}, {
							duration: 300,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								// After gold flash, change to next cycling color
								var nextColor = basketColors[currentColorIndex];
								currentColorIndex = (currentColorIndex + 1) % basketColors.length;
								tween(backboard, {
									tint: nextColor
								}, {
									duration: 400,
									easing: tween.easeOut
								});
							}
						});
					} else {
						// For regular shots, use cycling color directly
						var flashColor = basketColors[currentColorIndex];
						// Cycle to next color for next basket
						currentColorIndex = (currentColorIndex + 1) % basketColors.length;
						tween(backboard, {
							tint: flashColor
						}, {
							duration: 300,
							easing: tween.easeOut
						});
					}
					return;
				}
				// Check if ball is hitting the hoop rim
				if (relativeX >= -125 && relativeX <= 125 && relativeY >= -25 && relativeY <= 25) {
					// Determine which side of the hoop was hit
					if (Math.abs(relativeX) > 90) {
						// Hit the sides of the rim
						self.velocityX = -self.velocityX * self.bounceDecay;
						if (relativeX < 0) {
							self.x = hoopX - 125;
						} else {
							self.x = hoopX + 125;
						}
						LK.getSound('bounce').play();
					} else if (relativeY >= -25 && relativeY <= 0 && self.velocityY > 0) {
						// Hit the top of the rim (bouncing up)
						self.velocityY = -Math.abs(self.velocityY) * self.bounceDecay;
						self.y = hoopY - 25;
						self.velocityX *= 0.8; // Reduce horizontal velocity slightly
						LK.getSound('bounce').play();
					}
				}
				// Check if ball is resting on the rim (low velocity and on top)
				if (Math.abs(relativeX) <= 90 && relativeY >= -30 && relativeY <= -20 && Math.abs(self.velocityY) < 2 && Math.abs(self.velocityX) < 3) {
					// Ball is resting on rim, make it roll into the hoop
					self.isActive = false; // Stop normal physics
					self.hasScored = true; // Mark as scored
					// Set ball to render behind net and hoop
					ballGraphics.zIndex = -2;
					// Animate rolling into hoop
					tween(self, {
						x: hoopX,
						y: hoopY + 40,
						rotation: self.rotation + Math.PI * 2
					}, {
						duration: 800,
						easing: tween.easeInOut,
						onFinish: function onFinish() {
							// Animate net pulsate
							tween(currentHoop.net, {
								scaleX: 1.8,
								scaleY: 1.8
							}, {
								duration: 200,
								easing: tween.easeOut,
								onFinish: function onFinish() {
									tween(currentHoop.net, {
										scaleX: 1.5,
										scaleY: 1.5
									}, {
										duration: 200,
										easing: tween.easeIn
									});
								}
							});
							// Score the basket
							currentStreak++;
							var points = 10 * currentStreak;
							LK.setScore(LK.getScore() + points);
							// Play swish sound
							LK.getSound('swish').play();
							// Update displays
							scoreTxt.setText('Score: ' + LK.getScore());
							streakTxt.setText('Streak: ' + currentStreak);
							// Visual feedback
							LK.effects.flashObject(currentHoop, 0x00FF00, 300);
							// Animate backboard color change
							var backboard = currentHoop.children[0]; // Get the backboard (first child)
							var flashColor = basketColors[currentColorIndex];
							// Cycle to next color for next basket
							currentColorIndex = (currentColorIndex + 1) % basketColors.length;
							tween(backboard, {
								tint: flashColor
							}, {
								duration: 300,
								easing: tween.easeOut
							});
						}
					});
				}
			}
		}
		// Ground collision removed - ball can fall through
		// Remove if off screen
		if (self.x < -100 || self.x > 2148 || self.y > 2800) {
			self.isActive = false;
		}
	};
	return self;
});
var Hoop = Container.expand(function () {
	var self = Container.call(this);
	var backboard = self.attachAsset('backboard', {
		anchorX: 0.5,
		anchorY: 1
	});
	backboard.y = -20;
	var hoop = self.attachAsset('hoop', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	hoop.y = -350;
	// Set z-index to render in front of basketball
	hoop.zIndex = 1;
	var net = self.attachAsset('net', {
		anchorX: 0.5,
		anchorY: 0,
		scaleX: 1.5,
		scaleY: 1.5
	});
	net.y = -325;
	net.alpha = 0.8;
	// Set z-index to render in front of basketball
	net.zIndex = 2;
	// Store net reference for animation access
	self.net = net;
	self.hoopBounds = {
		left: -90,
		right: 90,
		top: -20,
		bottom: 20
	};
	// Enable z-index sorting for proper rendering order
	self.sortableChildren = true;
	return self;
});
var ShotBar = Container.expand(function () {
	var self = Container.call(this);
	// Background bar - rotated to be vertical
	var bgBar = self.attachAsset('shotBarBg', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	bgBar.rotation = Math.PI / 2; // Rotate 90 degrees to make vertical
	// Green zone - rotated to be vertical
	var greenZone = self.attachAsset('shotBarGreen', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	greenZone.rotation = Math.PI / 2; // Rotate 90 degrees to make vertical
	greenZone.y = 0; // Start at center, will move vertically
	// Moving basketball indicator
	var indicator = self.attachAsset('basketball', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.6,
		scaleY: 0.6
	});
	self.isActive = false;
	self.isMoving = false;
	self.moveDirection = 1; // 1 for right, -1 for left
	self.moveSpeed = 8;
	self.maxDistance = 240; // Half of bar width minus indicator size
	self.perfectShot = false;
	self.startMoving = function () {
		self.isActive = true;
		self.isMoving = true;
		self.perfectShot = false;
		// Position green zone randomly vertically
		greenZone.y = (Math.random() - 0.5) * 360; // Random position within vertical bar
		// Reset indicator position vertically - start at top
		indicator.y = -self.maxDistance;
		self.moveDirection = 1; // Start moving downward
		self.visible = true;
	};
	self.stopMoving = function () {
		self.isMoving = false;
		// Check if indicator is within green zone vertically
		var greenTop = greenZone.y - 60;
		var greenBottom = greenZone.y + 60;
		self.perfectShot = indicator.y >= greenTop && indicator.y <= greenBottom;
		// Hide shot bar after a short delay
		var self_ref = self;
		LK.setTimeout(function () {
			self_ref.visible = false;
			self_ref.isActive = false;
		}, 200);
		return self.perfectShot;
	};
	self.update = function () {
		if (!self.isMoving) return;
		// Move indicator back and forth vertically
		indicator.y += self.moveSpeed * self.moveDirection;
		// Bounce off edges
		if (indicator.y >= self.maxDistance) {
			indicator.y = self.maxDistance;
			self.moveDirection = -1;
		} else if (indicator.y <= -self.maxDistance) {
			indicator.y = -self.maxDistance;
			self.moveDirection = 1;
		}
	};
	self.visible = false;
	return self;
});

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

/**** 
* Game Code
****/ 
var basketballs = [];
var hoop = null;
var leftHoop = null;
var rightHoop = null;
var ground = null;
var scoreTxt = null;
var streakTxt = null;
var currentStreak = 0;
var swipeStartX = 0;
var swipeStartY = 0;
var swipeStartTime = 0;
var isSwipeStarted = false;
var lastShotTime = 0;
var musicNotes = ['note1', 'note2', 'note3', 'note4', 'note5'];
var currentNoteIndex = 0;
var shotBar = null;
var shotBar2 = null;
var shotBar3 = null;
var isChargingShot = false;
// Color cycling system for backboard changes
var basketColors = [0xFF0000, 0x00FF00, 0x0000FF, 0xFFFF00, 0xFF00FF, 0x00FFFF, 0xFFA500, 0x800080, 0xFFB6C1, 0x90EE90, 0x87CEEB, 0xDDA0DD];
var currentColorIndex = 0;
// Enable z-index sorting for proper rendering order
game.sortableChildren = true;
// Add background with high definition scaling
var background = game.addChild(LK.getAsset('Background', {
	anchorX: 0,
	anchorY: 0
}));
background.x = 0;
background.y = 0;
// Ensure background covers full screen with crisp high definition rendering
background.width = 2048;
background.height = 2732;
// Set background to render behind everything
background.zIndex = -10;
// Ground removed - no longer needed
// Create hoop
hoop = game.addChild(new Hoop());
hoop.x = 1024;
hoop.y = 1300;
// Create second hoop to the left of the backboard
leftHoop = game.addChild(new Hoop());
leftHoop.x = 1024 - 375 - 350; // Position to the left of the backboard (half backboard width) moved 350 left
leftHoop.y = 1300;
// Create third hoop to the right of the backboard
rightHoop = game.addChild(new Hoop());
rightHoop.x = 1024 + 375 + 350; // Position to the right of the backboard (half backboard width) moved 350 right
rightHoop.y = 1300;
// Create score display
scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create streak display
streakTxt = new Text2('Streak: 0', {
	size: 60,
	fill: 0xFFD700
});
streakTxt.anchor.set(0.5, 0);
streakTxt.y = 100;
LK.gui.top.addChild(streakTxt);
// Create shot bar for main hoop
shotBar = game.addChild(new ShotBar());
shotBar.x = 1024;
shotBar.y = 2200;
// Create shot bar for left hoop (backboard 2)
shotBar2 = game.addChild(new ShotBar());
shotBar2.x = leftHoop.x;
shotBar2.y = 2200;
// Create shot bar for right hoop (backboard 3)
shotBar3 = game.addChild(new ShotBar());
shotBar3.x = rightHoop.x;
shotBar3.y = 2200;
function createBasketball(startX, startY, velocityX, velocityY) {
	var ball = new Basketball();
	ball.x = startX;
	ball.y = startY;
	ball.velocityX = velocityX;
	ball.velocityY = velocityY;
	ball.isPerfectShot = false;
	basketballs.push(ball);
	game.addChild(ball);
	return ball;
}
function checkBasketScore(ball) {
	// Scoring is now handled in Basketball class update method
	// This function is kept for compatibility but does nothing
	return;
}
game.down = function (x, y, obj) {
	if (LK.ticks - lastShotTime < 60) return; // Prevent rapid firing
	// Determine which hoop to target based on tap position
	var targetHoop = hoop;
	var currentShotBar = shotBar;
	if (x < 683) {
		// Left third of screen - target left hoop
		targetHoop = leftHoop;
		currentShotBar = shotBar2;
	} else if (x > 1365) {
		// Right third of screen - target right hoop
		targetHoop = rightHoop;
		currentShotBar = shotBar3;
	}
	if (currentShotBar.isActive) {
		// Stop the shot bar and check for perfect shot
		var isPerfect = currentShotBar.stopMoving();
		isChargingShot = false;
		// Calculate shooting parameters based on target hoop
		var startX, startY;
		if (targetHoop === leftHoop) {
			// Launch from left side for backboard 2
			startX = leftHoop.x;
			startY = 2500;
		} else if (targetHoop === rightHoop) {
			// Launch from right side for backboard 3
			startX = rightHoop.x;
			startY = 2500;
		} else {
			// Launch from center for main backboard
			startX = 1024;
			startY = 2500;
		}
		var velocityX = 0;
		var velocityY = -15; // Base upward velocity
		if (isPerfect) {
			// Perfect shot - straight to hoop with precise trajectory
			var targetX = targetHoop.x;
			var targetY = targetHoop.y - 300; // Aim slightly above hoop center for perfect arc
			var deltaX = targetX - startX;
			var deltaY = targetY - startY;
			// Calculate perfect trajectory for swish
			var time = 45; // frames to reach target
			velocityX = deltaX / time;
			velocityY = deltaY / time - 0.5 * time * 0.5; // Account for gravity
			// Create perfect shot basketball
			var ball = createBasketball(startX, startY, velocityX, velocityY);
			ball.isPerfectShot = true;
			// Visual feedback for perfect shot
			LK.effects.flashScreen(0x00FF00, 200);
			// Add tween animation to ensure ball goes straight in
			tween(ball, {
				tint: 0xFFD700
			}, {
				duration: 300,
				onFinish: function onFinish() {
					tween(ball, {
						tint: 0xFFFFFF
					}, {
						duration: 300
					});
				}
			});
			// Add vertical rotation animation
			tween(ball, {
				rotation: ball.rotation + Math.PI * 4
			}, {
				duration: 1500,
				easing: tween.easeOut
			});
		} else {
			// Regular shot with some randomness
			velocityX = (Math.random() - 0.5) * 8;
			velocityY = -12 - Math.random() * 6;
			var ball = createBasketball(startX, startY, velocityX, velocityY);
			// Add vertical rotation animation for regular shot
			tween(ball, {
				rotation: ball.rotation + Math.PI * 3
			}, {
				duration: 1200,
				easing: tween.easeOut
			});
		}
		lastShotTime = LK.ticks;
	} else {
		// Start charging shot
		isChargingShot = true;
		currentShotBar.startMoving();
		swipeStartX = x;
		swipeStartY = y;
		swipeStartTime = LK.ticks;
	}
};
game.up = function (x, y, obj) {
	// Shot bar system handles shooting now, remove swipe-based shooting
};
game.update = function () {
	// Update basketballs
	for (var i = basketballs.length - 1; i >= 0; i--) {
		var ball = basketballs[i];
		if (!ball.isActive) {
			ball.destroy();
			basketballs.splice(i, 1);
			continue;
		}
		// Check for scoring
		checkBasketScore(ball);
		// Check collision with other basketballs
		for (var j = i + 1; j < basketballs.length; j++) {
			var otherBall = basketballs[j];
			if (!otherBall.isActive) continue;
			var dx = ball.x - otherBall.x;
			var dy = ball.y - otherBall.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			var minDistance = 120; // Combined radius of two basketballs
			if (distance < minDistance && distance > 0) {
				// Calculate collision normal
				var normalX = dx / distance;
				var normalY = dy / distance;
				// Separate balls to prevent overlap
				var overlap = minDistance - distance;
				var separationX = normalX * overlap * 0.5;
				var separationY = normalY * overlap * 0.5;
				ball.x += separationX;
				ball.y += separationY;
				otherBall.x -= separationX;
				otherBall.y -= separationY;
				// Calculate relative velocity
				var relativeVelX = ball.velocityX - otherBall.velocityX;
				var relativeVelY = ball.velocityY - otherBall.velocityY;
				// Calculate relative velocity along collision normal
				var relativeSpeed = relativeVelX * normalX + relativeVelY * normalY;
				// Only resolve if objects are moving towards each other
				if (relativeSpeed > 0) continue;
				// Calculate impulse scalar (assuming equal mass)
				var impulse = -2 * relativeSpeed / 2;
				var impulseX = impulse * normalX;
				var impulseY = impulse * normalY;
				// Apply impulse with bounce decay
				var bounceDecay = 0.8;
				ball.velocityX += impulseX * bounceDecay;
				ball.velocityY += impulseY * bounceDecay;
				otherBall.velocityX -= impulseX * bounceDecay;
				otherBall.velocityY -= impulseY * bounceDecay;
				// Play bounce sound
				LK.getSound('bounce').play();
			}
		}
	}
	// Reset streak if no balls scored recently
	if (basketballs.length === 0 && LK.ticks - lastShotTime > 180) {
		if (currentStreak > 0) {
			currentStreak = 0;
			streakTxt.setText('Streak: 0');
			currentNoteIndex = 0; // Reset musical progression
		}
	}
	// Check win condition
	if (LK.getScore() >= 500) {
		LK.showYouWin();
	}
};
// Start background music
LK.playMusic('backgroundMusic');

===================================================================
--- original.js
+++ change.js
@@ -276,11 +276,11 @@
 		self.isMoving = true;
 		self.perfectShot = false;
 		// Position green zone randomly vertically
 		greenZone.y = (Math.random() - 0.5) * 360; // Random position within vertical bar
-		// Reset indicator position vertically
+		// Reset indicator position vertically - start at top
 		indicator.y = -self.maxDistance;
-		self.moveDirection = 1;
+		self.moveDirection = 1; // Start moving downward
 		self.visible = true;
 	};
 	self.stopMoving = function () {
 		self.isMoving = false;