/**** 
* Classes
****/ 
// BadDoctor class
var BadDoctor = Container.expand(function () {
	var self = Container.call(this);
	var badDoctorGraphics = self.attachAsset('badDoctor', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.move = function () {
		self.y += 8 + Math.floor(LK.ticks / (1800 * 30)); // Increase speed over time at 30 second intervals
	};
});
// EvilMonster class
var EvilMonster = Container.expand(function () {
	var self = Container.call(this);
	var evilMonsterGraphics = self.attachAsset('evilMonster', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.move = function () {
		self.y += 12 + Math.floor(LK.ticks / (1800 * 30)); // Increase speed over time at 30 second intervals
	};
});
// HealthPowerUp class
var HealthPowerUp = Container.expand(function () {
	var self = Container.call(this);
	var healthPowerUpGraphics = self.attachAsset('healthPowerUp', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.move = function () {
		self.y += 4 + Math.floor(LK.ticks / (1800 * 30)); // Increase speed over time at 30 second intervals
	};
});
var Medication = Container.expand(function () {
	var self = Container.call(this);
	var medicationGraphics = self.attachAsset('medication', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.move = function () {
		self.y += 4 + Math.floor(LK.ticks / (1800 * 30)); // Increase speed over time at 30 second intervals
	};
});
// Assets will be automatically created based on usage in the code.
// Patient class
var Patient = Container.expand(function () {
	var self = Container.call(this);
	var patientGraphics = self.attachAsset('patient', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 100;
	self.move = function (x, y) {
		self.x += x;
		self.y += y;
	};
	self.updateHealth = function (amount) {
		self.health += amount;
		if (self.health <= 0) {
			LK.showGameOver();
		} else {
			// Ensure health bar scales correctly with patient's health, considering the initial width
			var healthBarMaxWidth = 2048; // Maximum width of the health bar
			var healthPercentage = self.health / 100; // Convert health to a percentage
			healthBar.width = healthBarMaxWidth * healthPercentage; // Scale health bar width according to health percentage
		}
	};
});

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

/**** 
* Game Code
****/ 
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff",
	anchorX: 0.5,
	// Center horizontally
	anchorY: 0.0 // Anchor at the top
});
scoreTxt.x = 1024; // Center horizontally
scoreTxt.y = 75; // Position above the health bar
LK.gui.top.addChild(scoreTxt);
// Generate medications
LK.setInterval(function () {
	var medication = new Medication();
	medication.x = Math.random() * 2048; // Random position across the width
	medication.y = 0; // Start from the top
	medications.push(medication);
	game.addChild(medication);
}, 3000); // Every 3 seconds
var medications = [];
var healthBar = game.addChild(LK.getAsset('healthBar', {
	x: 1024,
	// Center horizontally
	y: 25,
	// Position at the top with half height as Y to center vertically
	anchorX: 0.5,
	anchorY: 0.5
}));
var patient = game.addChild(new Patient());
patient.x = 1024; // Center horizontally
patient.y = 2400; // Start near the bottom
var badDoctors = [];
var healthPowerUps = [];
var evilMonsters = [];
// Touch event to move patient
game.on('down', function (obj) {
	var pos = obj.event.getLocalPosition(game);
	var moveX = pos.x - patient.x;
	var moveY = pos.y - patient.y;
	patient.move(moveX, moveY);
});
// Generate bad doctors
LK.setInterval(function () {
	var badDoctor = new BadDoctor();
	badDoctor.x = Math.random() * 2048; // Random position across the width
	badDoctor.y = 0; // Start from the top
	badDoctors.push(badDoctor);
	game.addChild(badDoctor);
}, 1000); // Every 1 second
// Generate health power ups
LK.setInterval(function () {
	var healthPowerUp = new HealthPowerUp();
	healthPowerUp.x = Math.random() * 2048; // Random position across the width
	healthPowerUp.y = 0; // Start from the top
	healthPowerUps.push(healthPowerUp);
	game.addChild(healthPowerUp);
}, 5000); // Every 5 seconds
// Generate evil monsters
LK.setInterval(function () {
	var evilMonster = new EvilMonster();
	evilMonster.x = Math.random() * 2048; // Random position across the width
	evilMonster.y = 0; // Start from the top
	evilMonsters.push(evilMonster);
	game.addChild(evilMonster);
}, 5000); // Every 5 seconds
// Game tick
LK.on('tick', function () {
	// Move badDoctors
	for (var i = badDoctors.length - 1; i >= 0; i--) {
		badDoctors[i].move();
		// Check collision with patient
		if (badDoctors[i].intersects(patient)) {
			patient.updateHealth(-10); // Reduce health on collision
			badDoctors[i].destroy();
			badDoctors.splice(i, 1);
		}
		// Remove off-screen badDoctors
		else if (badDoctors[i].y > 2732) {
			badDoctors[i].destroy();
			badDoctors.splice(i, 1);
		}
	}
	// Move healthPowerUps
	for (var i = healthPowerUps.length - 1; i >= 0; i--) {
		healthPowerUps[i].move();
		// Check collision with patient
		if (healthPowerUps[i].intersects(patient)) {
			patient.updateHealth(100); // Restore health on collision
			healthPowerUps[i].destroy();
			healthPowerUps.splice(i, 1);
		}
		// Remove off-screen healthPowerUps
		else if (healthPowerUps[i].y > 2732) {
			healthPowerUps[i].destroy();
			healthPowerUps.splice(i, 1);
		}
	}
	// Move medications
	for (var i = medications.length - 1; i >= 0; i--) {
		medications[i].move();
		// Check collision with patient
		if (medications[i].intersects(patient)) {
			LK.setScore(LK.getScore() + 1); // Increase score on collision
			medications[i].destroy();
			medications.splice(i, 1);
		}
		// Remove off-screen medications
		else if (medications[i].y > 2732) {
			medications[i].destroy();
			medications.splice(i, 1);
		}
	}
	// Move evilMonsters
	for (var i = evilMonsters.length - 1; i >= 0; i--) {
		evilMonsters[i].move();
		// Check collision with patient
		if (evilMonsters[i].intersects(patient)) {
			patient.updateHealth(-patient.health); // Instantly kill the player on collision
			evilMonsters[i].destroy();
			evilMonsters.splice(i, 1);
		}
		// Remove off-screen evilMonsters
		else if (evilMonsters[i].y > 2732) {
			evilMonsters[i].destroy();
			evilMonsters.splice(i, 1);
		}
	}
});