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

/**** 
* Classes
****/ 
// LaserLine: a segment between two points, visually a rotated rectangle (was NeonLine)
var LaserLine = Container.expand(function () {
	var self = Container.call(this);
	// Set up endpoints
	self.x1 = 0;
	self.y1 = 0;
	self.x2 = 0;
	self.y2 = 0;
	// The visual line asset
	var lineAsset = self.attachAsset('laserLine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set endpoints and update position/rotation/length
	self.setEndpoints = function (x1, y1, x2, y2) {
		self.x1 = x1;
		self.y1 = y1;
		self.x2 = x2;
		self.y2 = y2;
		// Center of the line
		self.x = (x1 + x2) / 2;
		self.y = (y1 + y2) / 2;
		// Angle
		var dx = x2 - x1;
		var dy = y2 - y1;
		var len = Math.sqrt(dx * dx + dy * dy);
		self.rotation = Math.atan2(dy, dx);
		// Set length
		lineAsset.width = len;
		// Simulate glow by alpha pulse
		lineAsset.alpha = 0.85 + 0.15 * Math.sin(LK.ticks / 8);
	};
	// For update pulse
	self.update = function () {
		// Animate glow
		var lineAsset = self.children[0];
		lineAsset.alpha = 0.85 + 0.15 * Math.sin(LK.ticks / 8 + self.x * 0.01 + self.y * 0.01);
	};
	return self;
});
// Police: the starting node for laser lines (was PowerSource)
var Police = Container.expand(function () {
	var self = Container.call(this);
	var policeAsset = self.attachAsset('police', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Pulse effect
	self.update = function () {
		policeAsset.alpha = 0.95 + 0.05 * Math.sin(LK.ticks / 8);
	};
	return self;
});
// Thief: a thief to catch (was Device)
var Thief = Container.expand(function () {
	var self = Container.call(this);
	var thiefAsset = self.attachAsset('thief', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Caught state
	self.caught = false;
	self.energy = 1; // 1 = not caught, 0 = caught
	// For pulsing effect when caught
	self.update = function () {
		if (self.caught) {
			thiefAsset.alpha = 0.95 + 0.05 * Math.sin(LK.ticks / 6 + self.x * 0.01);
		} else {
			thiefAsset.alpha = 1.0;
		}
	};
	// Flash when caught
	self.flash = function () {
		tween(thiefAsset, {
			tint: 0xffffff
		}, {
			duration: 120,
			onFinish: function onFinish() {
				tween(thiefAsset, {
					tint: 0x222222
				}, {
					duration: 200
				});
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x0a0a1a
});

/**** 
* Game Code
****/ 
// --- Prison background setup ---
var prisonBg = LK.getAsset('prisonBg', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: GAME_WIDTH,
	height: GAME_HEIGHT
});
game.addChild(prisonBg);
// --- UI Setup ---
// Police: blue
// Laser/rope: police blue
// Thief: dark/gray
// Thief-Police theme: 'device' is now 'thief', 'powerSource' is 'police', neonLine is a rope/laser
// Tutorial button
// Police node (was power source)
// Thief node (was device)
// Laser line segment (was neon line)
// --- Game constants ---
var GAME_WIDTH = 2048;
var GAME_HEIGHT = 2732;
var LEVELS = [
// Each level: {thiefCount, positions: [ {x, y}, ... ] }
{
	thiefCount: 3,
	positions: [{
		x: 400,
		y: 600
	}, {
		x: GAME_WIDTH - 400,
		y: 600
	}, {
		x: GAME_WIDTH / 2,
		y: 300
	}]
}, {
	thiefCount: 4,
	positions: [{
		x: 400,
		y: 600
	}, {
		x: GAME_WIDTH - 400,
		y: 600
	}, {
		x: 400,
		y: 1400
	}, {
		x: GAME_WIDTH - 400,
		y: 1400
	}]
}, {
	thiefCount: 5,
	positions: [{
		x: 400,
		y: 600
	}, {
		x: GAME_WIDTH - 400,
		y: 600
	}, {
		x: 400,
		y: 1400
	}, {
		x: GAME_WIDTH - 400,
		y: 1400
	}, {
		x: GAME_WIDTH / 2,
		y: 300
	}]
}, {
	thiefCount: 6,
	positions: [{
		x: 400,
		y: 600
	}, {
		x: GAME_WIDTH - 400,
		y: 600
	}, {
		x: 400,
		y: 1400
	}, {
		x: GAME_WIDTH - 400,
		y: 1400
	}, {
		x: GAME_WIDTH / 2,
		y: 300
	}, {
		x: GAME_WIDTH / 2,
		y: 1000
	}]
}, {
	thiefCount: 7,
	positions: [{
		x: 400,
		y: 600
	}, {
		x: GAME_WIDTH - 400,
		y: 600
	}, {
		x: 400,
		y: 1400
	}, {
		x: GAME_WIDTH - 400,
		y: 1400
	}, {
		x: GAME_WIDTH / 2,
		y: 300
	}, {
		x: GAME_WIDTH / 2,
		y: 1000
	}, {
		x: GAME_WIDTH / 2,
		y: 1800
	}]
}];
var currentLevel = 0;
var POWER_DRAIN_PER_PIXEL = 0.00012; // Power cost per pixel of line
var POWER_REGEN_PER_TICK = 0.0002; // Power regen per tick (if desired)
var THIEF_ENERGY_LOSS_PER_TICK = 0.0012; // How fast thieves escape
var THIEF_CATCH_RADIUS = 100; // px, how close a line endpoint must be to catch
var POWER_MIN = 0;
var POWER_MAX = 1;
// --- Game state ---
var power = 1; // Shared power meter (0-1)
var thieves = [];
var lines = [];
var police = null;
var drawing = false;
var drawStart = null; // {x, y}
var drawLine = null; // LaserLine being drawn
var drawFromPolice = false;
var caughtThieves = 0;
var tutorialOpen = false;
// --- Timer state ---
var TIMER_START = 13; // seconds
var timer = TIMER_START;
var timerInterval = null;
var timerText = null;
var timerEnded = false;
// --- UI elements ---
var powerBarBg = null;
var powerBarFg = null;
var tutorialBtn = null;
var tutorialText = null;
var winText = null;
// --- Helper functions ---
// Clamp value between min and max
function clamp(val, min, max) {
	return Math.max(min, Math.min(max, val));
}
// Distance between two points
function dist(x1, y1, x2, y2) {
	var dx = x2 - x1;
	var dy = y2 - y1;
	return Math.sqrt(dx * dx + dy * dy);
}
// Check if a point is inside a device (for connecting)
function pointInDevice(x, y, device) {
	var dx = x - device.x;
	var dy = y - device.y;
	var r = device.children[0].width / 2;
	return dx * dx + dy * dy <= r * r;
}
// --- UI Setup ---
// Power bar (top center, not in top left 100x100)
powerBarBg = new Container();
var bgBar = LK.getAsset('neonLine', {
	width: 600,
	height: 36,
	anchorX: 0,
	anchorY: 0.5
});
bgBar.tint = 0x222244;
powerBarBg.addChild(bgBar);
powerBarFg = LK.getAsset('neonLine', {
	width: 600,
	height: 36,
	anchorX: 0,
	anchorY: 0.5
});
powerBarFg.tint = 0x00fff7;
powerBarBg.addChild(powerBarFg);
powerBarBg.x = (LK.gui.width - 600) / 2;
powerBarBg.y = 110;
LK.gui.top.addChild(powerBarBg);
// Timer UI (bottom left)
timerText = new Text2("01:00", {
	size: 80,
	fill: 0x112266,
	align: "center"
});
timerText.anchor.set(0, 1); // left aligned, bottom edge
timerText.x = 60;
timerText.y = LK.gui.height - 60;
if (timerText && !timerText.parent) {
	LK.gui.addChild(timerText);
}
// Tutorial button (top right, not in top left)
tutorialBtn = LK.getAsset('tutorialBtn', {
	anchorX: 0.5,
	anchorY: 0.5
});
tutorialBtn.x = LK.gui.width - 120;
tutorialBtn.y = 110;
LK.gui.top.addChild(tutorialBtn);
var tutorialBtnText = new Text2('?', {
	size: 60,
	fill: 0xFFFFFF
});
tutorialBtnText.anchor.set(0.5, 0.5);
tutorialBtnText.x = tutorialBtn.x;
tutorialBtnText.y = tutorialBtn.y;
LK.gui.top.addChild(tutorialBtnText);
// Tutorial popup (hidden by default)
tutorialText = new Text2("How to Play:\n\n" + "1. Draw blue police laser lines from the police (bottom) to catch all the thieves (gray circles).\n" + "2. Every laser drains the police's energy meter at the top.\n" + "3. Catch all thieves before the police run out of energy!\n" + "4. Lasers must touch a thief to catch them.\n\n" + "Tip: Plan your path to use as little energy as possible.\n\n" + "Tap the '?' button anytime for help.", {
	size: 70,
	fill: 0x1976d2,
	align: "center",
	wordWrap: true,
	wordWrapWidth: 1200
});
tutorialText.anchor.set(0.5, 0.5);
tutorialText.x = LK.gui.width / 2;
tutorialText.y = LK.gui.height / 2;
tutorialText.visible = false;
LK.gui.center.addChild(tutorialText);
// Win text (hidden by default)
// (Removed lower right corner text as requested)
// --- Game Setup ---
// Place police (bottom center)
police = new Police();
police.x = GAME_WIDTH / 2;
police.y = GAME_HEIGHT - 300;
game.addChild(police);
// Start timer countdown
function updateTimerText() {
	var min = Math.floor(timer / 60);
	var sec = Math.floor(timer % 60);
	var str = (min < 10 ? "0" : "") + min + ":" + (sec < 10 ? "0" : "") + sec;
	if (timerText) timerText.setText(str);
}
updateTimerText();
if (timerInterval) {
	LK.clearInterval(timerInterval);
}
timerEnded = false;
timer = TIMER_START;
timerInterval = LK.setInterval(function () {
	if (tutorialOpen || winText && winText.visible) return;
	if (timerEnded) return;
	timer--;
	if (timer < 0) timer = 0;
	updateTimerText();
	if (timer === 0 && !timerEnded) {
		timerEnded = true;
		LK.effects.flashScreen(0xff0033, 1200);
		if (timerText && timerText.parent) {
			timerText.parent.removeChild(timerText);
			timerText = null;
		}
		LK.setTimeout(function () {
			LK.showGameOver();
		}, 1200);
	}
}, 1000);
// Place thieves for the current level, randomizing positions if needed
function shufflePositions(arr) {
	// Fisher-Yates shuffle
	for (var i = arr.length - 1; i > 0; i--) {
		var j = Math.floor(Math.random() * (i + 1));
		var temp = arr[i];
		arr[i] = arr[j];
		arr[j] = temp;
	}
	return arr;
}
function setupLevel(levelIdx) {
	// Remove old thieves
	for (var i = 0; i < thieves.length; i++) {
		if (thieves[i].parent) thieves[i].parent.removeChild(thieves[i]);
	}
	// Remove all laserLine assets from previous level
	for (var i = 0; i < lines.length; i++) {
		if (lines[i] && lines[i].parent) lines[i].parent.removeChild(lines[i]);
	}
	thieves = [];
	lines = [];
	caughtThieves = 0;
	power = 1;
	var level = LEVELS[levelIdx];
	var positions = [];
	// If there are more thieves than positions, generate random positions
	if (level.positions.length >= level.thiefCount) {
		// Shuffle and pick first N
		positions = shufflePositions(level.positions.slice()).slice(0, level.thiefCount);
	} else {
		// Use all positions, and add random ones for the rest
		positions = level.positions.slice();
		while (positions.length < level.thiefCount) {
			positions.push({
				x: 200 + Math.random() * (GAME_WIDTH - 400),
				y: 300 + Math.random() * (GAME_HEIGHT - 1000)
			});
		}
	}
	for (var i = 0; i < level.thiefCount; i++) {
		var t = new Thief();
		t.x = positions[i].x;
		t.y = positions[i].y;
		thieves.push(t);
		game.addChild(t);
	}
}
setupLevel(currentLevel);
// --- Drawing logic ---
// Helper: find thief at (x, y)
function findThiefAt(x, y) {
	for (var i = 0; i < thieves.length; i++) {
		if (pointInDevice(x, y, thieves[i])) return thieves[i];
	}
	return null;
}
// Helper: check if a line endpoint is close enough to a thief to catch
function thiefInRadius(x, y) {
	for (var i = 0; i < thieves.length; i++) {
		if (!thieves[i].caught && dist(x, y, thieves[i].x, thieves[i].y) < THIEF_CATCH_RADIUS) {
			return thieves[i];
		}
	}
	return null;
}
// Helper: check if a point is close to the police
function pointNearPolice(x, y) {
	var dx = x - police.x;
	var dy = y - police.y;
	var r = police.children[0].width / 2 + 30;
	return dx * dx + dy * dy <= r * r;
}
// --- Input handlers ---
// Only allow drawing if not in tutorial or win
function canDraw() {
	// Block all game input if tutorial is open or win text is visible
	return !tutorialOpen && (!winText || !winText.visible) && power > 0;
}
// Start drawing: must start from police or a caught thief
game.down = function (x, y, obj) {
	if (tutorialOpen) return;
	if (!canDraw()) return;
	// Convert to game coordinates
	var gx = x,
		gy = y;
	// Start from police?
	if (pointNearPolice(gx, gy)) {
		drawFromPolice = true;
		drawStart = {
			x: police.x,
			y: police.y
		};
	} else {
		// Start from caught thief?
		for (var i = 0; i < thieves.length; i++) {
			if (thieves[i].caught && pointInDevice(gx, gy, thieves[i])) {
				drawFromPolice = false;
				drawStart = {
					x: thieves[i].x,
					y: thieves[i].y
				};
				break;
			}
		}
	}
	if (drawStart) {
		drawing = true;
		drawLine = new LaserLine();
		drawLine.setEndpoints(drawStart.x, drawStart.y, gx, gy);
		game.addChild(drawLine);
	}
};
// Drawing in progress
game.move = function (x, y, obj) {
	if (tutorialOpen) return;
	if (!drawing || !drawLine) return;
	if (!canDraw()) return;
	var gx = x,
		gy = y;
	drawLine.setEndpoints(drawStart.x, drawStart.y, gx, gy);
	// Show line in real time, but don't finalize until up
};
// Finish drawing: if endpoint is on an uncaught thief, connect and catch
game.up = function (x, y, obj) {
	if (tutorialOpen) return;
	if (!drawing || !drawLine) {
		drawing = false;
		drawStart = null;
		return;
	}
	if (!canDraw()) {
		// Remove preview line
		if (drawLine) {
			drawLine.destroy();
			drawLine = null;
		}
		drawing = false;
		drawStart = null;
		return;
	}
	var gx = x,
		gy = y;
	drawLine.setEndpoints(drawStart.x, drawStart.y, gx, gy);
	// Check if endpoint is close to an uncaught thief
	var targetThief = thiefInRadius(gx, gy);
	// Only allow connecting to uncaught thief
	if (targetThief) {
		// Calculate line length
		var len = dist(drawStart.x, drawStart.y, targetThief.x, targetThief.y);
		var cost = len * POWER_DRAIN_PER_PIXEL;
		if (power >= cost) {
			// Snap endpoint to thief center
			drawLine.setEndpoints(drawStart.x, drawStart.y, targetThief.x, targetThief.y);
			lines.push(drawLine);
			// Drain power
			power = clamp(power - cost, POWER_MIN, POWER_MAX);
			// Catch thief
			targetThief.caught = true;
			targetThief.energy = 1;
			targetThief.flash();
			caughtThieves++;
			// Win condition
			if (caughtThieves === thieves.length) {
				if (timerInterval) {
					LK.clearInterval(timerInterval);
					timerInterval = null;
				}
				if (winText) winText.visible = true;
				if (timerText && timerText.parent) {
					timerText.parent.removeChild(timerText);
					timerText = null;
				}
				LK.effects.flashScreen(0x1976d2, 1200);
				LK.setTimeout(function () {
					// Advance to next level if available, else show win
					if (currentLevel < LEVELS.length - 1) {
						currentLevel++;
						setupLevel(currentLevel);
						// Reset timer and UI
						timer = TIMER_START;
						timerEnded = false;
						if (!timerText) {
							timerText = new Text2("01:00", {
								size: 80,
								fill: 0x112266,
								align: "center"
							});
							timerText.anchor.set(0, 1);
							timerText.x = 60;
							timerText.y = LK.gui.height - 60;
							LK.gui.addChild(timerText);
						}
						updateTimerText();
						if (timerInterval) LK.clearInterval(timerInterval);
						timerInterval = LK.setInterval(function () {
							if (tutorialOpen || winText && winText.visible) return;
							if (timerEnded) return;
							timer--;
							if (timer < 0) timer = 0;
							updateTimerText();
							if (timer === 0 && !timerEnded) {
								timerEnded = true;
								LK.effects.flashScreen(0xff0033, 1200);
								if (timerText && timerText.parent) {
									timerText.parent.removeChild(timerText);
									timerText = null;
								}
								LK.setTimeout(function () {
									LK.showGameOver();
								}, 1200);
							}
						}, 1000);
					} else {
						LK.showYouWin();
					}
				}, 1800);
			}
			drawLine = null;
			drawing = false;
			drawStart = null;
			return;
		} else {
			// Not enough power, flash bar
			LK.effects.flashObject(powerBarFg, 0xff0000, 400);
		}
	}
	// Not a valid connection, remove preview line
	if (drawLine) {
		drawLine.destroy();
		drawLine = null;
	}
	drawing = false;
	drawStart = null;
};
// --- Tutorial button handler ---
tutorialBtn.down = function (x, y, obj) {
	if (tutorialOpen) {
		tutorialText.visible = false;
		tutorialOpen = false;
	} else {
		tutorialText.visible = true;
		tutorialOpen = true;
	}
};
tutorialBtnText.down = tutorialBtn.down;
// Allow tap anywhere on tutorialText to close it
tutorialText.down = function (x, y, obj) {
	if (tutorialOpen) {
		tutorialText.visible = false;
		tutorialOpen = false;
	}
};
// --- Game update loop ---
game.update = function () {
	// Pause timer if tutorial or win is open
	if ((tutorialOpen || winText && winText.visible) && timerInterval) {
		LK.clearInterval(timerInterval);
		timerInterval = null;
	}
	// Resume timer if not paused and not ended
	if (!tutorialOpen && (!winText || !winText.visible) && !timerEnded && !timerInterval) {
		if (!timerText) {
			timerText = new Text2("01:00", {
				size: 80,
				fill: 0x112266,
				align: "center"
			});
			timerText.anchor.set(0, 1);
			timerText.x = 60;
			timerText.y = LK.gui.height - 60;
			LK.gui.addChild(timerText);
			updateTimerText();
		}
		timerInterval = LK.setInterval(function () {
			if (tutorialOpen || winText && winText.visible) return;
			if (timerEnded) return;
			timer--;
			if (timer < 0) timer = 0;
			if (timerText) {
				var min = Math.floor(timer / 60);
				var sec = Math.floor(timer % 60);
				var str = (min < 10 ? "0" : "") + min + ":" + (sec < 10 ? "0" : "") + sec;
				timerText.setText(str);
			}
			if (timer === 0 && !timerEnded) {
				timerEnded = true;
				LK.effects.flashScreen(0xff0033, 1200);
				LK.setTimeout(function () {
					LK.showGameOver();
				}, 1200);
			}
		}, 1000);
	}
	// Update power bar
	var barW = 600 * power;
	powerBarFg.width = barW;
	if (power < 0.18) {
		powerBarFg.tint = 0xff0033;
	} else {
		powerBarFg.tint = 0x00fff7;
	}
	// Thieves lose energy if not caught
	for (var i = 0; i < thieves.length; i++) {
		var t = thieves[i];
		if (!t.caught) {
			t.energy = clamp(t.energy - THIEF_ENERGY_LOSS_PER_TICK, 0, 1);
			// If energy runs out, game over (thief escapes)
			if (t.energy <= 0) {
				if (timerInterval) {
					LK.clearInterval(timerInterval);
					timerInterval = null;
				}
				LK.effects.flashScreen(0xff0033, 1200);
				LK.setTimeout(function () {
					if (timerText && timerText.parent) {
						timerText.parent.removeChild(timerText);
						timerText = null;
					}
					LK.showGameOver();
				}, 1200);
				return;
			}
		}
	}
	// Power regen (optional, comment out to disable)
	// power = clamp(power + POWER_REGEN_PER_TICK, POWER_MIN, POWER_MAX);
	// Animate lines
	for (var i = 0; i < lines.length; i++) {
		if (lines[i].update) lines[i].update();
	}
	// Animate thieves and police
	for (var i = 0; i < thieves.length; i++) {
		if (thieves[i].update) thieves[i].update();
	}
	if (police && police.update) police.update();
	if (drawLine && drawLine.update) drawLine.update();
};
// --- End of file ---

===================================================================
--- original.js
+++ change.js
@@ -385,8 +385,12 @@
 	// Remove old thieves
 	for (var i = 0; i < thieves.length; i++) {
 		if (thieves[i].parent) thieves[i].parent.removeChild(thieves[i]);
 	}
+	// Remove all laserLine assets from previous level
+	for (var i = 0; i < lines.length; i++) {
+		if (lines[i] && lines[i].parent) lines[i].parent.removeChild(lines[i]);
+	}
 	thieves = [];
 	lines = [];
 	caughtThieves = 0;
 	power = 1;