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

/**** 
* Classes
****/ 
var Character = Container.expand(function (characterType) {
	var self = Container.call(this);
	var body = self.attachAsset(characterType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var leftEye = self.attachAsset(characterType + 'Eyes', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: -60,
		y: -80
	});
	var rightEye = self.attachAsset(characterType + 'Eyes', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 60,
		y: -80
	});
	var mouth = self.attachAsset('mouth', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: 40,
		scaleY: 0.5
	});
	self.isSinging = false;
	self.originalScale = 1;
	self.startSinging = function () {
		self.isSinging = true;
		tween(self, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		tween(mouth, {
			scaleY: 1
		}, {
			duration: 150
		});
	};
	self.stopSinging = function () {
		self.isSinging = false;
		tween(self, {
			scaleX: 1,
			scaleY: 1
		}, {
			duration: 300,
			easing: tween.easeOut
		});
		tween(mouth, {
			scaleY: 0.5
		}, {
			duration: 200
		});
	};
	self.down = function (x, y, obj) {
		if (!currentlyPlaying) {
			LK.getSound('tapSound').play();
			startNurseryRhyme(characterType);
		}
	};
	return self;
});
var MusicalNote = Container.expand(function () {
	var self = Container.call(this);
	var note = self.attachAsset('musicalNote', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -2;
	self.life = 300;
	self.maxLife = 300;
	self.update = function () {
		self.y += self.speed;
		self.life--;
		var alpha = self.life / self.maxLife;
		note.alpha = alpha;
		if (self.life <= 0) {
			self.destroy();
			for (var i = musicalNotes.length - 1; i >= 0; i--) {
				if (musicalNotes[i] === self) {
					musicalNotes.splice(i, 1);
					break;
				}
			}
		}
	};
	return self;
});

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

/**** 
* Game Code
****/ 
var nurseryRhymes = ['maryHadALittleLamb', 'littleBoBeep', 'heyDiddleDiddle', 'robinHood', 'ringAroundTheRosie', 'grandOldDukeOfYork'];
var nurseryRhymeNames = ['Mary Had a Little Lamb', 'Little Bo Peep', 'Hey Diddle Diddle', 'Robin Hood', 'Ring Around the Rosie', 'Grand Old Duke of York'];
var currentRhymeIndex = 0;
var currentlyPlaying = false;
var musicalNotes = [];
var noteSpawnTimer = 0;
// Create chalkboard
var chalkboard = game.addChild(LK.getAsset('chalkboard', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 800
}));
// Create characters
var ginger = game.addChild(new Character('ginger'));
ginger.x = 600;
ginger.y = 1400;
var harvey = game.addChild(new Character('harvey'));
harvey.x = 1400;
harvey.y = 1400;
// Create title text
var titleText = new Text2('Nursery Rhyme Sing-Along', {
	size: 80,
	fill: 0xFFFFFF
});
titleText.anchor.set(0.5, 0);
LK.gui.top.addChild(titleText);
titleText.y = 120;
// Create current song text
var currentSongText = new Text2('Tap Ginger or Harvey to sing!', {
	size: 60,
	fill: 0xFFFFFF
});
currentSongText.anchor.set(0.5, 1);
LK.gui.bottom.addChild(currentSongText);
currentSongText.y = -50;
function startNurseryRhyme(character) {
	if (currentlyPlaying) return;
	currentlyPlaying = true;
	var rhymeId = nurseryRhymes[currentRhymeIndex];
	var rhymeName = nurseryRhymeNames[currentRhymeIndex];
	currentSongText.setText('Now Playing: ' + rhymeName);
	if (character === 'ginger') {
		ginger.startSinging();
		harvey.stopSinging();
	} else {
		harvey.startSinging();
		ginger.stopSinging();
	}
	LK.playMusic(rhymeId, {
		loop: false
	});
	// Stop music and singing after song duration (assuming 30 seconds max)
	LK.setTimeout(function () {
		stopCurrentSong();
		currentRhymeIndex = (currentRhymeIndex + 1) % nurseryRhymes.length;
	}, 30000);
}
function stopCurrentSong() {
	currentlyPlaying = false;
	ginger.stopSinging();
	harvey.stopSinging();
	currentSongText.setText('Tap Ginger or Harvey to sing!');
	LK.stopMusic();
}
function spawnMusicalNote() {
	if (!currentlyPlaying) return;
	var note = new MusicalNote();
	note.x = Math.random() * 1400 + 300;
	note.y = chalkboard.y + 400;
	var randomScale = 0.8 + Math.random() * 0.6;
	note.scaleX = randomScale;
	note.scaleY = randomScale;
	musicalNotes.push(note);
	game.addChild(note);
}
game.update = function () {
	// Spawn musical notes while playing
	if (currentlyPlaying) {
		noteSpawnTimer++;
		if (noteSpawnTimer >= 20) {
			spawnMusicalNote();
			noteSpawnTimer = 0;
		}
	}
	// Clean up destroyed notes
	for (var i = musicalNotes.length - 1; i >= 0; i--) {
		var note = musicalNotes[i];
		if (!note.parent) {
			musicalNotes.splice(i, 1);
		}
	}
};