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

/**** 
* Classes
****/ 
var Fly = Container.expand(function () {
	var self = Container.call(this);
	// Choose assets based on current level - only bugs for level 3+
	var flyAsset;
	if (currentLevel >= 3) {
		// Level 3 and above: only spawn bugs
		flyAsset = Math.random() < 0.5 ? 'bug1' : 'bug2';
	} else {
		// Levels 1-2: only spawn flies
		flyAsset = Math.random() < 0.5 ? 'fly1' : 'fly2';
	}
	var flyGraphics = self.attachAsset(flyAsset, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Play sound based on fly type when spawned
	if (flyAsset === 'fly1' && currentLevel < 3) {
		LK.getSound('buzz').play();
	} else if (flyAsset === 'fly2' && currentLevel < 3) {
		LK.getSound('miss').play();
	} else if (flyAsset === 'bug1') {
		LK.getSound('bug1').play();
	} else if (flyAsset === 'bug2') {
		LK.getSound('bug2').play();
	}
	self.speed = 2 + Math.random() * 3;
	// Initialize direction based on character type
	if (flyAsset === 'bug1' || flyAsset === 'bug2') {
		// Bugs prefer linear horizontal movement
		self.directionX = Math.random() < 0.5 ? -1 : 1; // Strong left or right preference
		self.directionY = (Math.random() - 0.5) * 0.4; // Minimal vertical component
	} else {
		// Flies have random movement (original behavior)
		self.directionX = (Math.random() - 0.5) * 2;
		self.directionY = (Math.random() - 0.5) * 2;
	}
	self.timeAlive = 0;
	self.maxLifetime = 2000 + Math.random() * 3000; // 2-5 seconds max
	self.buzzTimer = 0;
	self.isSwatted = false;
	// Normalize direction
	var length = Math.sqrt(self.directionX * self.directionX + self.directionY * self.directionY);
	if (length > 0) {
		self.directionX /= length;
		self.directionY /= length;
	}
	self.update = function () {
		if (self.isSwatted) {
			return;
		}
		self.timeAlive += 16.67; // ~60fps
		// Different movement patterns for bugs vs flies
		if (flyAsset === 'bug1' || flyAsset === 'bug2') {
			// Level 3: Constant horizontal speed with random vertical zigzag
			if (currentLevel >= 3) {
				// Maintain constant horizontal direction
				// Create random vertical zigzag pattern
				if (!self.zigzagTimer) {
					self.zigzagTimer = 0;
					self.nextZigzagTime = 500 + Math.random() * 1000; // Random interval between 0.5-1.5 seconds
				}
				self.zigzagTimer += 16.67;
				if (self.zigzagTimer >= self.nextZigzagTime) {
					// Start new zigzag movement
					var targetY = self.y + (Math.random() - 0.5) * 400; // Random vertical target within 400px range
					targetY = Math.max(50, Math.min(2682, targetY)); // Keep within bounds
					tween(self, {
						y: targetY
					}, {
						duration: 300 + Math.random() * 700,
						// Random duration 0.3-1 second
						easing: tween.easeInOut
					});
					self.zigzagTimer = 0;
					self.nextZigzagTime = 500 + Math.random() * 1000;
				}
				// Only move horizontally with constant speed
				self.x += self.directionX * self.speed * 1.9 * 1.9; // Level 3 speed multiplier increased by 1.9x
			} else {
				// Bug movement for levels 1-2: prefer linear motion with rare vertical adjustments
				if (Math.random() < 0.02) {
					// Very rare direction changes
					// Prefer horizontal movement (70% chance for horizontal, 30% for vertical)
					if (Math.random() < 0.7) {
						// Horizontal movement adjustment
						self.directionX = (Math.random() - 0.5) * 2;
						self.directionY *= 0.3; // Reduce vertical component
					} else {
						// Rare vertical adjustment
						self.directionY += (Math.random() - 0.5) * 0.5;
					}
					// Normalize direction to prevent bugs from moving too fast
					var length = Math.sqrt(self.directionX * self.directionX + self.directionY * self.directionY);
					if (length > 1) {
						self.directionX /= length;
						self.directionY /= length;
					}
				}
			}
		} else {
			// Fly movement: more frequent and erratic (original behavior)
			if (Math.random() < 0.05) {
				self.directionX += (Math.random() - 0.5) * 0.8;
				self.directionY += (Math.random() - 0.5) * 0.8;
				// Normalize direction to prevent flies from moving too fast
				var length = Math.sqrt(self.directionX * self.directionX + self.directionY * self.directionY);
				if (length > 1) {
					self.directionX /= length;
					self.directionY /= length;
				}
			}
			// Add random sudden direction changes for more realistic fly movement
			if (Math.random() < 0.01) {
				self.directionX = (Math.random() - 0.5) * 2;
				self.directionY = (Math.random() - 0.5) * 2;
			}
		}
		// Add speed variation for more random movement
		var speedMultiplier = 0.7 + Math.random() * 0.6; // Random speed between 70% and 130%
		// Apply speed boosts based on level and fly type
		var finalSpeed = self.speed;
		if (currentLevel >= 3 && (flyAsset === 'bug1' || flyAsset === 'bug2')) {
			finalSpeed *= 1.9 * 1.9; // Additional 1.9x speed increase for level 3 bugs
		} else if (currentLevel === 2 && (flyAsset === 'fly1' || flyAsset === 'fly2')) {
			finalSpeed *= 1.7; // 1.7x speed increase for level 2 flies
		}
		// Move fly with level speed multiplier (skip for level 3 bugs as they use zigzag pattern)
		if (!(currentLevel >= 3 && (flyAsset === 'bug1' || flyAsset === 'bug2'))) {
			self.x += self.directionX * finalSpeed * speedMultiplier * speedMultiplier;
			self.y += self.directionY * finalSpeed * speedMultiplier * speedMultiplier;
		}
		// Bounce off walls
		if (self.x < 50 || self.x > 1998) {
			self.directionX *= -1;
			self.x = Math.max(50, Math.min(1998, self.x));
		}
		// For level 3 bugs, don't bounce vertically as they use zigzag pattern
		if (!(currentLevel >= 3 && (flyAsset === 'bug1' || flyAsset === 'bug2'))) {
			if (self.y < 50 || self.y > 2682) {
				self.directionY *= -1;
				self.y = Math.max(50, Math.min(2682, self.y));
			}
		}
		// Buzzing sound effect
		self.buzzTimer += 16.67;
		if (self.buzzTimer > 1000 + Math.random() * 2000 && currentLevel < 3) {
			LK.getSound('buzz').play();
			self.buzzTimer = 0;
		}
		// Flies now move in straight lines without rotation
		// Check if lifetime expired
		if (self.timeAlive > self.maxLifetime) {
			self.escape();
		}
	};
	self.escape = function () {
		if (!self.isSwatted) {
			missedFlies++;
			if (currentLevel < 3) {
				LK.getSound('miss').play();
			}
		}
		self.destroy();
		for (var i = flies.length - 1; i >= 0; i--) {
			if (flies[i] === self) {
				flies.splice(i, 1);
				break;
			}
		}
	};
	self.swat = function () {
		if (self.isSwatted) {
			return;
		}
		self.isSwatted = true;
		// Update kill counters based on fly asset type
		if (flyAsset === 'fly1') {
			fly1Kills++;
		} else if (flyAsset === 'fly2') {
			fly2Kills++;
		} else if (flyAsset === 'bug1') {
			bug1Kills++;
		} else if (flyAsset === 'bug2') {
			bug2Kills++;
		}
		LK.setScore(LK.getScore() + 10);
		scoreTxt.setText(LK.getScore());
		// Show crush effect at fly position - use bugCrush for bugs, crush for flies
		var crushAsset = flyAsset === 'bug1' || flyAsset === 'bug2' ? 'bugCrush' : 'crush';
		var crushEffect = LK.getAsset(crushAsset, {
			anchorX: 0.5,
			anchorY: 0.5,
			x: self.x,
			y: self.y
		});
		game.addChild(crushEffect);
		// Remove crush effect after 0.2 seconds
		LK.setTimeout(function () {
			crushEffect.destroy();
		}, 200);
		// Visual feedback
		tween(flyGraphics, {
			scaleX: 0,
			scaleY: 0,
			alpha: 0
		}, {
			duration: 200,
			onFinish: function onFinish() {
				self.destroy();
				for (var i = flies.length - 1; i >= 0; i--) {
					if (flies[i] === self) {
						flies.splice(i, 1);
						break;
					}
				}
			}
		});
	};
	self.down = function (x, y, obj) {
		// Flies no longer handle their own swatting - this is now handled by the swatter
	};
	return self;
});
var Swatter = Container.expand(function () {
	var self = Container.call(this);
	// Create swatter using handle1 image
	var swatterGraphics = self.attachAsset('handle1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Swatting animation
	self.swat = function () {
		// Quick scale animation for swatting effect
		tween(swatterGraphics, {
			scaleX: 1.3,
			scaleY: 1.3
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(swatterGraphics, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 100
				});
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xf0f8ff
});

/**** 
* Game Code
****/ 
function showBackgroundForLevel(level) {
	// Remove existing backgrounds first
	for (var i = game.children.length - 1; i >= 0; i--) {
		var child = game.children[i];
		// Check if this child is a background by checking for background asset names
		if (child.assetId === 'level1BG' || child.assetId === 'level2BG' || child.assetId === 'level3BG') {
			child.destroy();
		}
	}
	// Add new background based on level
	var bgAssetKey = '';
	if (level === 1) {
		bgAssetKey = 'level1BG';
	} else if (level === 2) {
		bgAssetKey = 'level2BG';
	} else if (level === 3) {
		bgAssetKey = 'level3BG';
	}
	if (bgAssetKey) {
		var background = LK.getAsset(bgAssetKey, {
			anchorX: 0,
			anchorY: 0,
			x: 0,
			y: 0
		});
		// Store asset ID for future reference
		background.assetId = bgAssetKey;
		// Add background at index 0 so it appears behind other objects
		game.addChildAt(background, 0);
	}
}
var flies = [];
var spawnTimer = 0;
var spawnInterval = 2000; // Start with 2 seconds between spawns
var missedFlies = 0;
var maxMissedFlies = 10;
var gameDifficulty = 1;
var currentLevel = 1;
var levelTarget = 250; // Points needed to complete level 1
var speedMultiplier = 1; // Speed multiplier for current level
// Kill count tracking for each character type
var fly1Kills = 0;
var fly2Kills = 0;
var bug1Kills = 0;
var bug2Kills = 0;
// Score display
var scoreTxt = new Text2('0', {
	size: 120,
	fill: 0x333333
});
scoreTxt.setText(LK.getScore());
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Missed flies counter
var missedTxt = new Text2('Missed: 0/' + maxMissedFlies, {
	size: 80,
	fill: 0xCC0000
});
missedTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(missedTxt);
// Level display
var levelTxt = new Text2('Level: 1', {
	size: 80,
	fill: 0x333333
});
levelTxt.anchor.set(0, 0);
LK.gui.topLeft.addChild(levelTxt);
function spawnFly() {
	var fly = new Fly();
	var attempts = 0;
	var maxAttempts = 50;
	var validPosition = false;
	var newX, newY;
	while (!validPosition && attempts < maxAttempts) {
		// Generate random position within screen bounds (with margin)
		if (currentLevel >= 3) {
			// Level 3+: bugs spawn in right AND bottom half of screen (intersection)
			// Right half: x from center (1024) to right edge
			// Bottom half: y from center (1366) to bottom edge
			newX = 1024 + Math.random() * (2048 - 1024 - 100);
			newY = 1366 + Math.random() * (2732 - 1366 - 100);
		} else {
			// Levels 1-2: flies can spawn anywhere
			newX = 100 + Math.random() * (2048 - 200);
			newY = 100 + Math.random() * (2732 - 200);
		}
		validPosition = true;
		attempts++;
		// Check distance from all existing flies
		for (var i = 0; i < flies.length; i++) {
			var existingFly = flies[i];
			var distance = Math.sqrt((newX - existingFly.x) * (newX - existingFly.x) + (newY - existingFly.y) * (newY - existingFly.y));
			if (distance < 350) {
				validPosition = false;
				break;
			}
		}
	}
	// If we couldn't find a valid position after max attempts, use the last generated position
	fly.x = newX;
	fly.y = newY;
	flies.push(fly);
	game.addChild(fly);
}
function increaseDifficulty() {
	gameDifficulty += 0.1;
	spawnInterval = Math.max(800, 2000 / gameDifficulty); // Minimum 0.8 seconds
	// Increase fly speed for new flies
	for (var i = 0; i < flies.length; i++) {
		flies[i].speed = Math.min(flies[i].speed * 1.05, 8);
	}
}
var levelCompleteShown = false;
var gamePaused = false;
function createConfettiEffect() {
	// Create multiple confetti particles
	for (var i = 0; i < 30; i++) {
		var confetti = LK.getAsset('crush', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 1024 + (Math.random() - 0.5) * 400,
			y: 1366 + (Math.random() - 0.5) * 200,
			scaleX: 0.5 + Math.random() * 0.5,
			scaleY: 0.5 + Math.random() * 0.5,
			rotation: Math.random() * Math.PI * 2
		});
		game.addChild(confetti);
		// Animate confetti falling and fading
		tween(confetti, {
			x: confetti.x + (Math.random() - 0.5) * 600,
			y: confetti.y + 800 + Math.random() * 400,
			rotation: confetti.rotation + Math.PI * 4,
			alpha: 0
		}, {
			duration: 2000 + Math.random() * 1000,
			onFinish: function onFinish() {
				confetti.destroy();
			}
		});
	}
}
function showLevelComplete() {
	if (levelCompleteShown) {
		return;
	}
	levelCompleteShown = true;
	// Pause background music and play level complete sound
	LK.stopMusic();
	LK.getSound('levelCompleteSound').play();
	// Pause the game
	gamePaused = true;
	// Hide the swatter
	swatter.visible = false;
	// Add confetti effect
	createConfettiEffect();
	// Create level complete overlay
	var overlay = new Container();
	overlay.x = 0;
	overlay.y = 0;
	game.addChild(overlay);
	// Create background using levelCompleteBg image
	var bg = LK.getAsset('levelCompleteBg', {
		anchorX: 0,
		anchorY: 0,
		x: 0,
		y: 0
	});
	overlay.addChild(bg);
	// Create next level button with frame
	var buttonContainer = new Container();
	buttonContainer.x = 1024;
	buttonContainer.y = 2150;
	overlay.addChild(buttonContainer);
	// Create button using nextLevelBtn image
	var buttonFrame = LK.getAsset('nextLevelBtn', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	buttonContainer.addChild(buttonFrame);
	// Handle next level button click
	overlay.down = function (x, y, obj) {
		// Check if click is on next level button area (nextLevelBtn dimensions: 1240x220)
		if (x > 404 && x < 1644 && y > 2040 && y < 2260) {
			// Button press animation
			tween(buttonContainer, {
				scaleX: 0.95,
				scaleY: 0.95
			}, {
				duration: 100,
				onFinish: function onFinish() {
					tween(buttonContainer, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 100,
						onFinish: function onFinish() {
							overlay.destroy();
							levelCompleteShown = false;
							currentLevel++;
							if (currentLevel === 2) {
								levelTarget = 575; // Level 2 target is 575 points
							} else if (currentLevel === 3) {
								levelTarget = 1325; // Level 3 target is 1325 points
							}
							levelTxt.setText('Level: ' + currentLevel);
							// Update background for new level
							showBackgroundForLevel(currentLevel);
							// Resume background music and the game, show swatter again
							// Play appropriate music based on level
							if (currentLevel === 3) {
								LK.playMusic('forestSound');
							} else if (currentLevel === 2) {
								LK.playMusic('level2Sound');
							} else {
								LK.playMusic('bgMusic');
							}
							gamePaused = false;
							swatter.visible = true;
						}
					});
				}
			});
		}
	};
}
game.update = function () {
	// Don't update game logic when paused
	if (gamePaused) {
		return;
	}
	// Update missed flies display
	missedTxt.setText('Missed: ' + missedFlies + '/' + maxMissedFlies);
	// Check level progression
	if (LK.getScore() >= levelTarget && !levelCompleteShown) {
		if (currentLevel === 1) {
			// Increase speed by 1.7x when reaching 250 points
			speedMultiplier *= 1.7;
			// Show level complete for level 1
			showLevelComplete();
		} else if (currentLevel === 2) {
			// Increase speed by 1.9x when reaching 575 points
			speedMultiplier *= 1.9;
			// Show level complete for level 2
			showLevelComplete();
		} else {
			// Play win sound (keep background music playing)
			LK.getSound('winSound').play();
			// Create kill count display container before showing you win
			var killCountContainer = new Container();
			killCountContainer.x = 1024;
			killCountContainer.y = 1366;
			game.addChild(killCountContainer);
			// Display fly1 kills
			var fly1Image = LK.getAsset('fly1', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: -300,
				y: -150
			});
			killCountContainer.addChild(fly1Image);
			var fly1Text = new Text2('X ' + fly1Kills, {
				size: 120,
				fill: 0x333333
			});
			fly1Text.anchor.set(0, 0.5);
			fly1Text.x = -200;
			fly1Text.y = -150;
			killCountContainer.addChild(fly1Text);
			// Display fly2 kills
			var fly2Image = LK.getAsset('fly2', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: -300,
				y: -50
			});
			killCountContainer.addChild(fly2Image);
			var fly2Text = new Text2('X ' + fly2Kills, {
				size: 120,
				fill: 0x333333
			});
			fly2Text.anchor.set(0, 0.5);
			fly2Text.x = -200;
			fly2Text.y = -50;
			killCountContainer.addChild(fly2Text);
			// Display bug1 kills
			var bug1Image = LK.getAsset('bug1', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: -300,
				y: 50
			});
			killCountContainer.addChild(bug1Image);
			var bug1Text = new Text2('X ' + bug1Kills, {
				size: 120,
				fill: 0x333333
			});
			bug1Text.anchor.set(0, 0.5);
			bug1Text.x = -200;
			bug1Text.y = 50;
			killCountContainer.addChild(bug1Text);
			// Display bug2 kills
			var bug2Image = LK.getAsset('bug2', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: -300,
				y: 150
			});
			killCountContainer.addChild(bug2Image);
			var bug2Text = new Text2('X ' + bug2Kills, {
				size: 120,
				fill: 0x333333
			});
			bug2Text.anchor.set(0, 0.5);
			bug2Text.x = -200;
			bug2Text.y = 150;
			killCountContainer.addChild(bug2Text);
			// Show kill counts for 5 seconds before you win
			LK.setTimeout(function () {
				killCountContainer.destroy();
				LK.showYouWin();
			}, 5000);
		}
	}
	// Check game over condition
	if (missedFlies >= maxMissedFlies) {
		// Destroy all existing flies when missed count reaches 10/10
		for (var i = flies.length - 1; i >= 0; i--) {
			flies[i].destroy();
		}
		flies = []; // Clear the flies array
		// Create kill count display container before showing game over
		var killCountContainer = new Container();
		killCountContainer.x = 1024;
		killCountContainer.y = 1366;
		game.addChild(killCountContainer);
		// Display fly1 kills
		var fly1Image = LK.getAsset('fly1', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: -300,
			y: -150
		});
		killCountContainer.addChild(fly1Image);
		var fly1Text = new Text2('X ' + fly1Kills, {
			size: 120,
			fill: 0x333333
		});
		fly1Text.anchor.set(0, 0.5);
		fly1Text.x = -200;
		fly1Text.y = -150;
		killCountContainer.addChild(fly1Text);
		// Display fly2 kills
		var fly2Image = LK.getAsset('fly2', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: -300,
			y: -50
		});
		killCountContainer.addChild(fly2Image);
		var fly2Text = new Text2('X ' + fly2Kills, {
			size: 120,
			fill: 0x333333
		});
		fly2Text.anchor.set(0, 0.5);
		fly2Text.x = -200;
		fly2Text.y = -50;
		killCountContainer.addChild(fly2Text);
		// Display bug1 kills
		var bug1Image = LK.getAsset('bug1', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: -300,
			y: 50
		});
		killCountContainer.addChild(bug1Image);
		var bug1Text = new Text2('X ' + bug1Kills, {
			size: 120,
			fill: 0x333333
		});
		bug1Text.anchor.set(0, 0.5);
		bug1Text.x = -200;
		bug1Text.y = 50;
		killCountContainer.addChild(bug1Text);
		// Display bug2 kills
		var bug2Image = LK.getAsset('bug2', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: -300,
			y: 150
		});
		killCountContainer.addChild(bug2Image);
		var bug2Text = new Text2('X ' + bug2Kills, {
			size: 120,
			fill: 0x333333
		});
		bug2Text.anchor.set(0, 0.5);
		bug2Text.x = -200;
		bug2Text.y = 150;
		killCountContainer.addChild(bug2Text);
		// Show kill counts for 5 seconds before game over
		LK.setTimeout(function () {
			killCountContainer.destroy();
			LK.showGameOver();
		}, 5000);
		return;
	}
	// Spawn new flies
	spawnTimer += 16.67;
	// Level 3: Increase bug spawn rate by 1.4x (reduce interval by 1.4)
	var effectiveSpawnInterval = spawnInterval;
	if (currentLevel >= 3) {
		effectiveSpawnInterval = spawnInterval / 1.4;
	}
	if (spawnTimer >= effectiveSpawnInterval) {
		spawnFly();
		spawnTimer = 0;
	}
	// Increase difficulty every 10 seconds
	if (LK.ticks % 600 === 0) {
		increaseDifficulty();
	}
	// Limit number of flies on screen
	if (flies.length > 15) {
		var oldestFly = flies[0];
		oldestFly.escape();
	}
};
// Create swatter that follows mouse
var swatter = new Swatter();
game.addChild(swatter);
// Mouse move handler to move swatter
game.move = function (x, y, obj) {
	swatter.x = x;
	swatter.y = y;
};
// Mouse down handler for swatting
game.down = function (x, y, obj) {
	LK.getSound('hit1').play();
	swatter.swat();
	// Check if we hit any flies with 30% reduced hit radius from handle1 width
	var hitRadius = 150 * 0.7; // 30% reduction from handle1 width
	for (var i = flies.length - 1; i >= 0; i--) {
		var fly = flies[i];
		var distance = Math.sqrt((fly.x - x) * (fly.x - x) + (fly.y - y) * (fly.y - y));
		if (distance <= hitRadius) {
			fly.swat();
			LK.getSound('swat').play();
			break;
		}
	}
};
// Start game directly with level 1
showBackgroundForLevel(currentLevel);
LK.playMusic('bgMusic');
spawnFly();

===================================================================
--- original.js
+++ change.js
@@ -591,8 +591,13 @@
 		}
 	}
 	// Check game over condition
 	if (missedFlies >= maxMissedFlies) {
+		// Destroy all existing flies when missed count reaches 10/10
+		for (var i = flies.length - 1; i >= 0; i--) {
+			flies[i].destroy();
+		}
+		flies = []; // Clear the flies array
 		// Create kill count display container before showing game over
 		var killCountContainer = new Container();
 		killCountContainer.x = 1024;
 		killCountContainer.y = 1366;