/**** 
* Classes
****/ 
var Car = Container.expand(function () {
	var self = Container.call(this);
	self.projectMovement = function (vector) {
		var angle = -Math.PI / 4;
		var cosAngle = Math.cos(angle);
		var sinAngle = Math.sin(angle);
		return {
			x: vector.x * cosAngle - vector.y * sinAngle,
			y: vector.x * sinAngle + vector.y * cosAngle
		};
	};
	var carGraphics = self.attachAsset('car', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.ORIGINAL_SPEED = 2;
	self.speed = self.ORIGINAL_SPEED;
	self.direction = 0;
	self.momentum = {
		x: 0,
		y: 0
	};
	self._move_migrated = function () {
		var momentumModifier = 0.1;
		self.speed *= 1.01;
		if (self.direction === 0) {
			self.momentum.x += self.speed * momentumModifier;
		} else {
			self.momentum.y -= self.speed * momentumModifier;
		}
		var projectedMovement = self.projectMovement(self.momentum);
		self.x += projectedMovement.x;
		self.y += projectedMovement.y;
		var nonTravelMomentum;
		if (self.direction === 0) {
			self.momentum.x *= 0.98;
			self.momentum.y *= 0.95;
			nonTravelMomentum = self.momentum.y;
		} else {
			self.momentum.x *= 0.95;
			self.momentum.y *= 0.98;
			nonTravelMomentum = self.momentum.x;
		}
		self.nonTravelMomentum = nonTravelMomentum;
	};
	self.changeDirection = function () {
		self.direction = self.direction === 0 ? 1 : 0;
		self.speed = self.ORIGINAL_SPEED;
		carGraphics.scale.x *= -1;
		LK.getSound('Skid').play();
	};
});
var Driver = Container.expand(function () {
	var self = Container.call(this);
	self.x = +1500;
	self.y = +1500;
	var driverGraphics = self.attachAsset('driver', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
var Particle = Container.expand(function () {
	var self = Container.call(this);
	var particleGraphics = self.attachAsset('particle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	particleGraphics.rotation = Math.PI / 4;
	self.lifetime = 100;
	self.tick = function () {
		if (--self.lifetime <= 0) {
			self.destroy();
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
game.calculateDistanceToPoint = function (point, segmentStart, segmentEnd) {
	var A = point.x - segmentStart.x;
	var B = point.y - segmentStart.y;
	var C = segmentEnd.x - segmentStart.x;
	var D = segmentEnd.y - segmentStart.y;
	var dot = A * C + B * D;
	var len_sq = C * C + D * D;
	var param = -1;
	if (len_sq != 0) {
		param = dot / len_sq;
	}
	var xx, yy;
	if (param < 0) {
		xx = segmentStart.x;
		yy = segmentStart.y;
	} else if (param > 1) {
		xx = segmentEnd.x;
		yy = segmentEnd.y;
	} else {
		xx = segmentStart.x + param * C;
		yy = segmentStart.y + param * D;
	}
	var dx = point.x - xx;
	var dy = point.y - yy;
	return Math.sqrt(dx * dx + dy * dy);
};
game.addRoadSegment = function () {
	var lastSegment = roadSegments[roadSegments.length - 1];
	zigzag = !zigzag;
	var segment = roadContainer.attachAsset('roadSegment', {
		anchorX: 0.5
	});
	segment.width = segmentWidth;
	segmentWidth = Math.max(350, segmentWidth - 15);
	segment.height = i === 1 ? 3000 : Math.floor(Math.random() * (4000 - 1200 + 1)) + 1200;
	segment.rotation = zigzag ? -Math.PI - Math.PI / 4 : -Math.PI + Math.PI / 4;
	segment.y = currentY;
	segment.x = currentX;
	var adjustedHeight = segment.height - segmentWidth / 2;
	currentY += adjustedHeight * Math.cos(segment.rotation);
	currentX -= adjustedHeight * Math.sin(segment.rotation);
	segment.shadow = roadContainer.attachAsset('roadSegmentShadow', {
		anchorX: 0.5
	});
	segment.shadow.width = segment.width;
	segment.shadow.height = segment.height;
	segment.shadow.rotation = segment.rotation;
	segment.shadow.x = segment.x;
	segment.shadow.y = segment.y + 50;
	segment.shadow.alpha = 1;
	segment.used = false;
	roadSegments.push(segment);
	roadContainer.addChildAt(segment.shadow, 0);
	roadContainer.addChild(segment);
};
game.setBackgroundColor(0xc39977);
var particles = [];
LK.playMusic('backgroundMusic');
var mainContainer = game.addChild(new Container());
var roadContainer = mainContainer.addChild(new Container());
var roadSegments = [];
var segmentLength = Math.floor(Math.random() * (1000 - 200 + 1)) + 200;
var segmentWidth = 1200;
var currentX = 2048 / 2;
var currentY = 2732 / 2;
var zigzag = true;
for (var i = 1; i <= 15; i++) {
	game.addRoadSegment();
}
var scoreText = new Text2('0', {
	size: 150,
	fill: 0xFFFFFF,
	weight: '800',
	dropShadow: true,
	dropShadowColor: '#373330',
	dropShadowBlur: 4,
	dropShadowAngle: Math.PI / 6,
	dropShadowDistance: 6
});
scoreText.anchor.set(0, 0);
LK.gui.top.addChild(scoreText);
var notificationTexts = ["Usmanım nereye gidersin?", "Tırın tırın tırın", "Durağın neşesi geldiii", "Alo, ben Sürmeli!", "Bir dur be Seyit abi!", "Bu neyin kafası abi?", "Bize de yazık ama", "Herkese selam, bana çay", "Arabaya dikkat et Osman!", "Valla ben anlamam", "Hadi oradan be", "Şeker ablaaa geldim!", "Kaptan bas gaza", "Bütün işler bana kaldı", "Şu işe bak ya", "Durağa yeni biri gelmiş", "Azıcık susar mısın?", "Ay bayılcam şimdi", "Gene ne oldu Osman?", "Ayaklarım şişti vallahi", "Rukiye ne pişirdin?", "Çok konuşuyorsun be adam", "Vallahi de billahi de", "Boş muhabbet yapma", "Komiserim bir çay iç", "İki çay bir simit", "Yine kavga ha?", "Ya sen ne diyorsun?", "Ben gidiyorum arkadaş", "Başım şişti yeminle", "Osman gözünü seveyim", "Hadi eyvallah", "Yine mi sen?", "O neydi be!", "Çek elini kolunu", "Kaptan dolmuşu kaçırdım", "Bu da mı gol değil?", "Ne yapsam yaranamıyorum", "Durağın keyfi kaçtı", "Sürmeli sabah sabah ne bağırıyorsun?"];
var usedNotificationTexts = [];
function getRandomNotificationText() {
	if (notificationTexts.length === 0) {
		notificationTexts = usedNotificationTexts.splice(0, usedNotificationTexts.length);
	}
	var index = Math.floor(Math.random() * notificationTexts.length);
	var text = notificationTexts.splice(index, 1)[0];
	usedNotificationTexts.push(text);
	return text;
}
var notificationText = new Text2(getRandomNotificationText(), {
	size: 60,
	fill: 0xFFFFFF,
	weight: '400',
	align: 'center',
	stroke: '#000000',
	strokeThickness: 8
});
notificationText.anchor.set(0, 4);
notificationText.x -= 350;
LK.gui.bottom.addChild(notificationText);
var car = mainContainer.addChild(new Car());
car.x = 2048 / 2;
car.y = 2732 / 2;
var driver = LK.gui.addChild(new Driver());
driver.x = 250;
driver.y = 1800;
var isGameOver = false;
var score = 0;
var closestSegment = null;
game.on('down', function (x, y, obj) {
	car.changeDirection();
});
LK.on('tick', function () {
	car._move_migrated();
	var carIsOnRoad = false;
	var carPosition = {
		x: car.x,
		y: car.y
	};
	var currentClosestSegment = null;
	var currentClosestDistance = Infinity;
	roadSegments.forEach(function (segment) {
		var segmentStart = {
			x: segment.x + Math.sin(segment.rotation) * 100,
			y: segment.y - Math.cos(segment.rotation) * 100
		};
		var segmentEnd = {
			x: segment.x - Math.sin(segment.rotation) * (segment.height - segment.width / 2),
			y: segment.y + Math.cos(segment.rotation) * (segment.height - segment.width / 2)
		};
		var distance = game.calculateDistanceToPoint(carPosition, segmentStart, segmentEnd);
		if (distance < currentClosestDistance) {
			currentClosestDistance = distance;
			currentClosestSegment = segment;
		}
		if (distance < segment.width / 2 - 50) {
			carIsOnRoad = true;
		}
	});
	if (closestSegment !== currentClosestSegment && !currentClosestSegment.used) {
		closestSegment = currentClosestSegment;
		closestSegment.used = true;
		score++;
		car.ORIGINAL_SPEED += 0.1;
		scoreText.setText(score.toString());
		notificationText.setText(getRandomNotificationText());
	}
	if (!carIsOnRoad) {
		LK.showGameOver();
	} else {}
	var particleOffsets = [{
		x: 20,
		y: 140
	}, {
		x: 20 + 100,
		y: 140 - 100
	}, {
		x: 20 - 150,
		y: 140 - 150
	}, {
		x: 20 - 150 + 100,
		y: 140 - 150 - 100
	}];
	for (var i = 0; i < particleOffsets.length; i++) {
		var alphaValue = Math.max(0, Math.min(1, Math.abs(car.nonTravelMomentum) / 5 - 0.5));
		if (alphaValue > 0) {
			var particle = new Particle();
			particle.alpha = alphaValue;
			var noiseX = (Math.random() - 0.5) * 10;
			var noiseY = (Math.random() - 0.5) * 10;
			particle.x = car.x + (car.direction === 0 ? -1 : 1) * particleOffsets[i].x + noiseX;
			particle.y = car.y + particleOffsets[i].y + noiseY;
			mainContainer.addChildAt(particle, 1);
			particles.push(particle);
		}
	}
	particles.forEach(function (particle, index) {
		particle.tick();
		if (particle.lifetime <= 0) {
			particles.splice(index, 1);
		}
	});
	var carLocalPosition = game.toLocal(car.position, car.parent);
	var offsetX = (2048 / 2 - carLocalPosition.x) / 20;
	var offsetY = (2732 - 450 - carLocalPosition.y) / 20;
	mainContainer.x += offsetX;
	mainContainer.y += offsetY;
	for (var i = roadSegments.length - 1; i >= 0; i--) {
		var segmentGlobalPosition = game.toLocal(roadSegments[i].position, roadSegments[i].parent);
		if (segmentGlobalPosition.y - roadSegments[i].height > 2732 * 2) {
			roadSegments[i].shadow.destroy();
			roadSegments[i].destroy();
			roadSegments.splice(i, 1);
			game.addRoadSegment();
		}
	}
});