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

/**** 
* Classes
****/ 
var Boat = Container.expand(function () {
	var self = Container.call(this);
	var boatGraphics = self.attachAsset('boat', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.isCasting = false;
	self.lineLength = 0;
	self.maxLineLength = 2400; // Increased to reach bottom of screen (screen height is 2732, boat is at y=300)
	self.lineSpeed = 3;
	self.isExploding = false;
	self.explodeScale = 1;
	var fishingLine = self.attachAsset('fishingLine', {
		anchorX: 0.5,
		anchorY: 0,
		x: 0,
		y: 50,
		visible: false,
		height: 0
	});
	var fishHook = self.attachAsset('fishHook', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: 50,
		visible: false
	});
	self.castLine = function () {
		if (!self.isCasting) {
			self.isCasting = true;
			fishingLine.visible = true;
			fishHook.visible = true;
			LK.getSound('cast').play();
		}
	};
	self.reelIn = function () {
		self.isCasting = false;
	};
	self.update = function () {
		if (self.isCasting && self.lineLength < self.maxLineLength) {
			self.lineLength += self.lineSpeed;
			fishingLine.height = self.lineLength;
			fishHook.y = 50 + self.lineLength;
		} else if (!self.isCasting && self.lineLength > 0) {
			self.lineLength -= self.lineSpeed * 2;
			fishingLine.height = self.lineLength;
			fishHook.y = 50 + self.lineLength;
		}
		if (self.lineLength <= 0 && !self.isCasting) {
			fishingLine.visible = false;
			fishHook.visible = false;
			self.lineLength = 0;
		}
	};
	self.getHookPosition = function () {
		return {
			x: self.x,
			y: self.y + 50 + self.lineLength
		};
	};
	self.lastHookPosition = self.getHookPosition();
	// Function to adjust fish positions to maintain distance
	self.maintainFishDistance = function () {
		if (!self.isCasting || !fishes || fishes.length === 0) return;
		var hookPos = self.getHookPosition();
		var minAllowedDistance = 300; // Minimum allowed distance between hook and fish
		for (var i = 0; i < fishes.length; i++) {
			var fish = fishes[i];
			var verticalDistance = Math.abs(fish.y - hookPos.y);
			// If fish is too close to the hook, move it away
			if (verticalDistance < minAllowedDistance) {
				// Determine direction to move the fish
				if (fish.y > hookPos.y) {
					fish.y += 5; // Move down faster
				} else {
					fish.y -= 5; // Move up faster
				}
			}
		}
	};
	self.explode = function () {
		if (self.isExploding) return;
		self.isExploding = true;
		boatGraphics.tint = 0xFF3300; // Fire color
		function animateExplosion() {
			self.explodeScale += 0.2;
			boatGraphics.scale.set(self.explodeScale);
			boatGraphics.alpha -= 0.1;
			if (boatGraphics.alpha > 0) {
				LK.setTimeout(animateExplosion, 30);
			} else {
				// Boat destroyed completely
				self.visible = false;
				isGameOver = true;
				LK.showGameOver();
			}
		}
		animateExplosion();
	};
	self.down = function (x, y, obj) {
		self.castLine();
	};
	self.up = function (x, y, obj) {
		self.reelIn();
	};
	return self;
});
var Fish = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'normal';
	var assetId, points;
	switch (self.type) {
		case 'rare':
			assetId = 'rareFish';
			points = 50;
			self.speed = 2; // Reduce speed to decrease frequency of updates
			break;
		case 'legendary':
			assetId = 'legendaryFish';
			points = 100;
			self.speed = 2.5; // Reduce speed to decrease frequency of updates
			break;
		default:
			assetId = 'fish';
			points = 10;
			self.speed = 1.5;
		// Reduce speed to decrease frequency of updates
	}
	self.points = points;
	var fishGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Randomly set the direction (left or right)
	self.direction = Math.random() > 0.5 ? 1 : -1;
	// If moving right, flip the fish
	if (self.direction > 0) {
		fishGraphics.scaleX = -1;
	}
	self.update = function () {
		// Only update position every other frame to reduce computational load
		if (LK.ticks % 2 === 0) {
			self.x += self.speed * self.direction;
			// If fish goes off screen, remove it
			if (self.direction > 0 && self.x > 2048 + fishGraphics.width || self.direction < 0 && self.x < -fishGraphics.width) {
				self.shouldRemove = true;
			}
			// If boat is casting and fish is visible but too close to hook, maintain a greater distance
			if (boat && boat.isCasting) {
				var hookPos = boat.getHookPosition();
				var verticalDistance = Math.abs(self.y - hookPos.y);
				// If fish is too close to hook vertically, move it away from the hook
				if (verticalDistance < 300) {
					// Move fish away from hook's vertical position to maintain distance
					if (self.y > hookPos.y) {
						self.y += 3; // Move down faster
					} else {
						self.y -= 3; // Move up faster
					}
				}
				// If fish is extremely far, still bring it back to visible area
				else if (verticalDistance > 1500) {
					// Move fish toward hook's vertical position, but keep distance
					if (self.y > hookPos.y) {
						self.y -= 1;
					} else {
						self.y += 1;
					}
				}
			}
		}
	};
	return self;
});
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	// Sea mine asset (round shape with spikes)
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5,
		tint: 0x333333,
		// Dark gray color for sea mines
		scaleX: 0.7,
		// Smaller size to reduce impact
		scaleY: 0.7 // Smaller size to reduce impact
	});
	// Create spikes around the mine (using rotation) - reduced number of spikes
	for (var i = 0; i < 4; i++) {
		// Reduced from 8 to 4 spikes
		var spike = self.attachAsset('obstacle', {
			anchorX: 0.5,
			anchorY: 0,
			scaleX: 0.15,
			scaleY: 0.4,
			tint: 0x333333
		});
		spike.rotation = i * Math.PI / 2; // 4 spikes at 90 degree intervals
		spike.x = Math.cos(spike.rotation) * 15; // Reduced distance
		spike.y = Math.sin(spike.rotation) * 15; // Reduced distance
	}
	self.speed = 0.08; // Even more reduced obstacle speed
	// Add simplified pulsing animation effect
	self.pulsePhase = Math.random() * Math.PI * 2; // Random starting phase
	self.update = function () {
		// Pulsing animation for sea mine - update less frequently to save CPU
		if (LK.ticks % 3 === 0) {
			// Only update animation every 3 frames
			var pulseFactor = 0.08 * Math.sin(self.pulsePhase);
			obstacleGraphics.scaleX = 0.7 + pulseFactor;
			obstacleGraphics.scaleY = 0.7 + pulseFactor;
			self.pulsePhase += 0.03; // Slower animation
		}
		self.y -= self.speed;
		if (self.y < -obstacleGraphics.height) {
			self.shouldRemove = true;
		}
	};
	return self;
});

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

/**** 
* Game Code
****/ 
// Game variables
var boat;
var fishes = [];
var obstacles = [];
var score = 0;
var isGameOver = false;
var waterLevel = 0;
var fishSpawnRate = 0.02;
var obstacleSpawnRate = 0.01;
var backgroundSpeed = 1;
var highScore = storage.highScore || 0;
// Create water background
var water = LK.getAsset('water', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
});
game.addChild(water);
// Initialize boat
boat = new Boat();
boat.x = 2048 / 2;
boat.y = 300;
game.addChild(boat);
// Create score text
var scoreTxt = new Text2('Score: 0', {
	size: 70,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create high score text
var highScoreTxt = new Text2('High Score: ' + highScore, {
	size: 50,
	fill: 0xFFD700
});
highScoreTxt.anchor.set(0.5, 0);
highScoreTxt.y = 150;
LK.gui.top.addChild(highScoreTxt);
// Create depth indicator
var depthTxt = new Text2('Depth: 0m', {
	size: 60,
	fill: 0xFFFFFF
});
depthTxt.anchor.set(0.5, 0);
depthTxt.y = 80;
LK.gui.top.addChild(depthTxt);
// Handle touch/click events for the game area
game.down = function (x, y, obj) {
	if (!isGameOver && !boat.isCasting) {
		boat.castLine();
	}
};
game.up = function (x, y, obj) {
	if (!isGameOver && boat.isCasting) {
		boat.reelIn();
	}
};
// Handle touch move for navigating the boat
var isDraggingBoat = false;
game.move = function (x, y, obj) {
	if (isDraggingBoat) {
		boat.x = x;
		// Keep boat within game bounds
		boat.x = Math.max(boat.x, 100);
		boat.x = Math.min(boat.x, 2048 - 100);
	}
};
// Drag boat horizontally
boat.down = function (x, y, obj) {
	isDraggingBoat = true;
};
boat.up = function (x, y, obj) {
	isDraggingBoat = false;
	boat.castLine();
};
// Function to spawn fish
function spawnFish() {
	// Limit the maximum number of fish to prevent lag
	if (fishes.length >= 10) return; // Don't create more than 10 fish at a time
	// Significantly reduced spawn chance
	if (Math.random() < fishSpawnRate * 0.3) {
		var fishType;
		var random = Math.random();
		if (random < 0.05 && waterLevel > 500) {
			fishType = 'legendary';
		} else if (random < 0.2 && waterLevel > 200) {
			fishType = 'rare';
		} else {
			fishType = 'normal';
		}
		var fish = new Fish(fishType);
		// Random position on left or right side
		if (fish.direction > 0) {
			fish.x = -fish.width / 2;
		} else {
			fish.x = 2048 + fish.width / 2;
		}
		// Random depth, deeper as the game progresses
		var minDepth = 400;
		var maxDepth = Math.min(2732 - 100, 400 + waterLevel);
		// If the boat is casting, ensure fish spawn with a good distance from the hook
		if (boat.isCasting) {
			var hookPos = boat.getHookPosition();
			// Calculate a vertical area maintaining significant distance from the hook
			var minDistance = 300; // Minimum distance from hook in pixels
			var maxDistance = 1000; // Maximum distance from hook in pixels
			// Create two possible spawn zones: above or below the hook with minimum distance
			var lowerZoneStart = hookPos.y + minDistance;
			var upperZoneEnd = hookPos.y - minDistance;
			if (Math.random() < 0.5 && upperZoneEnd > 400) {
				// Spawn above the hook with minimum distance
				minDepth = Math.max(400, 400);
				maxDepth = Math.min(upperZoneEnd, 400 + waterLevel);
			} else {
				// Spawn below the hook with minimum distance
				minDepth = Math.max(lowerZoneStart, 400);
				maxDepth = Math.min(2732 - 100, 400 + waterLevel);
			}
		}
		fish.y = minDepth + Math.random() * (maxDepth - minDepth);
		fishes.push(fish);
		game.addChild(fish);
	}
}
// Function to spawn obstacles
function spawnObstacle() {
	// Limit the maximum number of obstacles to prevent lag
	if (obstacles.length >= 5) return; // Don't create more than 5 obstacles at a time
	if (Math.random() < obstacleSpawnRate) {
		var obstacle = new Obstacle();
		// Sea mines float at varying depths
		obstacle.x = 100 + Math.random() * (2048 - 200);
		obstacle.y = 2732 + obstacle.height;
		// Add simple floating movement to sea mines
		obstacle.floatDirection = Math.random() > 0.5 ? 1 : -1;
		obstacle.floatSpeed = 0.1 + Math.random() * 0.1; // Reduced speed variation
		obstacle.floatPhase = Math.random() * Math.PI * 2;
		obstacles.push(obstacle);
		game.addChild(obstacle);
	}
}
// Function to check if hook caught a fish
function checkFishCatch() {
	if (!boat.isCasting) return;
	var hookPos = boat.getHookPosition();
	for (var i = fishes.length - 1; i >= 0; i--) {
		var fish = fishes[i];
		var distance = Math.sqrt(Math.pow(hookPos.x - fish.x, 2) + Math.pow(hookPos.y - fish.y, 2));
		if (distance < 60) {
			// Increase catch radius to compensate for greater distance
			// Hook caught a fish
			// Add points based on fish type
			score += fish.points;
			LK.setScore(score);
			scoreTxt.setText('Score: ' + score);
			// Update high score if needed
			if (score > highScore) {
				highScore = score;
				storage.highScore = highScore;
				highScoreTxt.setText('High Score: ' + highScore);
				// Flash high score text when broken
				LK.effects.flashObject(highScoreTxt, 0xFFD700, 1000);
			}
			// Play catch sound
			LK.getSound('catch').play();
			// Flash effect
			LK.effects.flashObject(fish, 0xFFFFFF, 500);
			// Remove the fish
			fish.destroy();
			fishes.splice(i, 1);
			// Reel in after catching
			boat.reelIn();
			break;
		}
	}
}
// Function to check boat collision with obstacles
function checkObstacleCollisions() {
	var _loop = function _loop() {
			obstacle = obstacles[i];
			if (boat.intersects(obstacle)) {
				var _animateExplosion = function animateExplosion() {
					explosionSize += 0.2;
					obstacle.scale.set(explosionSize);
					obstacle.alpha -= 0.1;
					if (obstacle.alpha > 0) {
						LK.setTimeout(_animateExplosion, 30);
					} else {
						// Remove the sea mine after explosion completes
						obstacle.destroy();
						obstacles.splice(i, 1);
					}
				};
				// Hit a sea mine - create explosion effect
				LK.effects.flashScreen(0xFF0000, 800);
				LK.getSound('splash').play();
				// Create explosion animation
				explosionSize = 1;
				obstacle.tint = 0xFF3300; // Explosion color
				_animateExplosion();
				// Make boat explode
				boat.explode();
				return 0; // break
			}
			// Also check if fishing line hits sea mine
			if (boat.isCasting) {
				hookPos = boat.getHookPosition();
				distance = Math.sqrt(Math.pow(hookPos.x - obstacle.x, 2) + Math.pow(hookPos.y - obstacle.y, 2));
				if (distance < 60) {
					// Hook hit a sea mine
					LK.effects.flashScreen(0xFF5500, 500);
					LK.getSound('splash').play();
					// Trigger mine explosion
					obstacle.tint = 0xFF3300;
					obstacle.scale.set(1.5);
					LK.setTimeout(function () {
						obstacle.destroy();
						obstacles.splice(i, 1);
					}, 300);
					// Reel in after hitting mine
					boat.reelIn();
					return 0; // break
				}
			}
		},
		obstacle,
		explosionSize,
		hookPos,
		distance,
		_ret;
	for (var i = obstacles.length - 1; i >= 0; i--) {
		_ret = _loop();
		if (_ret === 0) break;
	}
}
// Update game loop
game.update = function () {
	if (isGameOver || boat.isExploding) return;
	// Increase difficulty based on depth
	waterLevel += backgroundSpeed * 0.1;
	depthTxt.setText('th: ' + Math.floor(waterLevel) + 'm');
	// Increase difficulty based on depth
	fishSpawnRate = 0.005 + waterLevel / 20000; // Further reduced fish spawn rate
	obstacleSpawnRate = 0.0001 + waterLevel / 100000; // Extremely reduced sea mine spawn rate to prevent lag
	// Spawn game elements
	spawnFish();
	spawnObstacle();
	// Keep track of current hook position and maintain fish distance
	if (boat.isCasting) {
		boat.lastHookPosition = boat.getHookPosition();
		boat.maintainFishDistance(); // Call the method to keep fish at a distance
	}
	// Update all game objects
	// Update fishes - only process a subset each frame if there are many
	var fishesToProcess = Math.min(fishes.length, 5); // Process max 5 fish per frame
	for (var i = fishes.length - 1; i >= Math.max(0, fishes.length - fishesToProcess); i--) {
		var fish = fishes[i];
		if (fish.shouldRemove) {
			fish.destroy();
			fishes.splice(i, 1);
		}
	}
	// Update obstacles (sea mines)
	for (var i = obstacles.length - 1; i >= 0; i--) {
		var obstacle = obstacles[i];
		// Add gentle floating motion to sea mines - less frequently
		if (obstacle.floatPhase !== undefined && LK.ticks % 4 === 0) {
			// Only update floating every 4 frames
			obstacle.floatPhase += 0.01; // Slower movement
			obstacle.x += Math.sin(obstacle.floatPhase) * obstacle.floatSpeed * obstacle.floatDirection * 0.5; // Reduced movement
		}
		if (obstacle.shouldRemove) {
			obstacle.destroy();
			obstacles.splice(i, 1);
		}
	}
	// Check for fish catch
	checkFishCatch();
	// Check for obstacle collisions
	checkObstacleCollisions();
	// No winning condition - allow unlimited play
	// Game continues indefinitely so players can achieve the highest score possible
};
// Play background music
LK.playMusic('backgroundNature', {
	fade: {
		start: 0,
		end: 0.3,
		duration: 1000
	}
});

===================================================================
--- original.js
+++ change.js
@@ -478,9 +478,9 @@
 game.update = function () {
 	if (isGameOver || boat.isExploding) return;
 	// Increase difficulty based on depth
 	waterLevel += backgroundSpeed * 0.1;
-	depthTxt.setText('Depth: ' + Math.floor(waterLevel) + 'm');
+	depthTxt.setText('th: ' + Math.floor(waterLevel) + 'm');
 	// Increase difficulty based on depth
 	fishSpawnRate = 0.005 + waterLevel / 20000; // Further reduced fish spawn rate
 	obstacleSpawnRate = 0.0001 + waterLevel / 100000; // Extremely reduced sea mine spawn rate to prevent lag
 	// Spawn game elements