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

/**** 
* Classes
****/ 
var Taxi = Container.expand(function () {
	var self = Container.call(this);
	var taxiGraphics = self.attachAsset('taxi', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 12;
	self.update = function () {
		// Keep taxi in bounds (narrower road width)
		if (self.x < 400) self.x = 400;
		if (self.x > 1648) self.x = 1648;
	};
	return self;
});
var TrafficCar = Container.expand(function () {
	var self = Container.call(this);
	var carGraphics = self.attachAsset('trafficCar', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8 + Math.random() * 6;
	self.lastY = 0;
	self.update = function () {
		self.lastY = self.y;
		self.y += self.speed;
		// Check collision with other traffic cars and prevent overlap
		for (var i = 0; i < trafficCars.length; i++) {
			var otherCar = trafficCars[i];
			if (otherCar !== self && self.intersects(otherCar)) {
				// Calculate distance and move cars apart more effectively
				var distanceX = Math.abs(self.x - otherCar.x);
				var distanceY = Math.abs(self.y - otherCar.y);
				if (distanceY < 150) {
					// Minimum safe distance
					if (self.y > otherCar.y) {
						self.y = otherCar.y + 150;
					} else {
						self.y = otherCar.y - 150;
					}
				}
				// Also check horizontal overlap and adjust
				if (distanceX < 130 && distanceY < 200) {
					if (self.x < 1024) {
						self.x -= 50;
					} else {
						self.x += 50;
					}
					// Keep within road bounds
					if (self.x < 400) self.x = 400;
					if (self.x > 1648) self.x = 1648;
				}
				break;
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2C5F2D
});

/**** 
* Game Code
****/ 
// Game variables
var taxi;
var trafficCars = [];
var roadLines = [];
var spawnTimer = 0;
var roadSpeed = 12;
// Create road background
var road = game.addChild(LK.getAsset('road', {
	x: 0,
	y: 0
}));
// Create road lines for visual effect
for (var i = 0; i < 30; i++) {
	var line = game.addChild(LK.getAsset('roadLine', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	line.x = 1024;
	line.y = i * 120;
	roadLines.push(line);
}
// Create taxi
taxi = game.addChild(new Taxi());
taxi.x = 1024;
taxi.y = 2200;
// Create score display
var scoreText = new Text2('Score: ' + LK.getScore(), {
	size: 80,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
scoreText.y = 20;
// Drag controls for taxi
var isDragging = false;
var dragStartX = 0;
game.down = function (x, y, obj) {
	isDragging = true;
	dragStartX = x;
};
game.move = function (x, y, obj) {
	if (isDragging) {
		var deltaX = x - dragStartX;
		taxi.x += deltaX;
		dragStartX = x;
	}
};
game.up = function (x, y, obj) {
	isDragging = false;
};
function spawnTrafficCar() {
	var car = new TrafficCar();
	car.x = 450 + Math.random() * 1148; // Random position on narrower road
	car.y = -50;
	car.lastY = car.y;
	trafficCars.push(car);
	game.addChild(car);
}
game.update = function () {
	spawnTimer++;
	// Move road lines for visual effect
	for (var i = 0; i < roadLines.length; i++) {
		var line = roadLines[i];
		line.y += roadSpeed;
		if (line.y > 2732 + 50) {
			line.y = -50;
		}
	}
	// Spawn traffic cars less frequently
	if (spawnTimer % 60 === 0) {
		spawnTrafficCar();
	}
	// Update traffic cars
	for (var i = trafficCars.length - 1; i >= 0; i--) {
		var car = trafficCars[i];
		if (car.y > 2732 + 50) {
			car.destroy();
			trafficCars.splice(i, 1);
			// Increase score for dodging car
			LK.setScore(LK.getScore() + 10);
			scoreText.setText('Score: ' + LK.getScore());
			continue;
		}
		// Check collision with taxi - GAME OVER if collision
		if (taxi.intersects(car)) {
			LK.getSound('crash').play();
			LK.effects.flashScreen(0xFF0000, 1000);
			LK.showGameOver();
			return;
		}
	}
	// Increase difficulty over time
	if (spawnTimer % 600 === 0 && roadSpeed < 10) {
		roadSpeed += 0.5;
	}
};