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

/**** 
* Classes
****/ 
// Apple class
var Apple = Container.expand(function () {
	var self = Container.call(this);
	var appleAsset = self.attachAsset('apple', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.isSalty = false;
	return self;
});
// Bird class
var Bird = Container.expand(function () {
	var self = Container.call(this);
	// Attach asset based on self.birdType
	var birdAsset = null;
	if (self.birdType === 1) {
		birdAsset = self.attachAsset('bird1', {
			anchorX: 0.5,
			anchorY: 1
		});
	} else if (self.birdType === 2) {
		birdAsset = self.attachAsset('bird2', {
			anchorX: 0.5,
			anchorY: 1
		});
	} else {
		birdAsset = self.attachAsset('bird3', {
			anchorX: 0.5,
			anchorY: 1
		});
	}
	// Speech bubble
	self.bubble = self.addChild(LK.getAsset('bubble', {
		anchorX: 0.5,
		anchorY: 1,
		y: -160,
		x: 0,
		scaleX: 1,
		scaleY: 1
	}));
	self.bubble.visible = false;
	self.bubbleText = new Text2('', {
		size: 48,
		fill: '#222222'
	});
	self.bubbleText.anchor.set(0.5, 1);
	self.bubbleText.x = 0;
	self.bubbleText.y = -30;
	self.bubble.addChild(self.bubbleText);
	// Show speech
	self.say = function (text, duration) {
		self.bubble.visible = true;
		self.bubbleText.setText(text);
		if (duration) {
			LK.setTimeout(function () {
				self.bubble.visible = false;
			}, duration);
		}
	};
	// Hide speech
	self.hideSpeech = function () {
		self.bubble.visible = false;
	};
	// Animate jump
	self.jump = function (cb) {
		tween(self, {
			y: self.y - 120
		}, {
			duration: 180,
			easing: tween.cubicOut,
			onFinish: function onFinish() {
				tween(self, {
					y: self.y + 120
				}, {
					duration: 220,
					easing: tween.cubicIn,
					onFinish: cb
				});
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xf7e9b0
});

/**** 
* Game Code
****/ 
// Speech bubble
// Desert ground
// Apple asset
// Bird assets: 3 birds, each a different color and shape
// Game state
var birds = [];
var apple = null;
var ground = null;
var currentTurn = 0; // 0,1,2 for birds
var phase = 0; // 0: intro, 1: arguing, 2: action, 3: reveal, 4: end
var choices = [["I saw it first!", "I'm the hungriest!", "I can sing for it!"], ["Let's share!", "No way, it's mine!", "Rock-paper-scissors?"], ["Fine, you take it.", "I'm not giving up!", "Let's race for it!"]];
var selectedChoices = [null, null, null];
var winner = null;
var saltyRevealDone = false;
// Add desert ground
ground = LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 1,
	x: 0,
	y: 2732
});
game.addChild(ground);
// Add birds
var birdPositions = [600, 1024, 1448];
for (var i = 0; i < 3; i++) {
	var b = new Bird();
	b.birdType = i + 1;
	b.x = birdPositions[i];
	b.y = 2732 - 300;
	birds.push(b);
	game.addChild(b);
}
// Add apple in the center, slightly above ground
apple = new Apple();
apple.x = 1024;
apple.y = 2732 - 300 - 40;
game.addChild(apple);
// Title text
var titleText = new Text2("The Last Apple", {
	size: 120,
	fill: '#c0392b'
});
titleText.anchor.set(0.5, 0);
titleText.x = 1024;
titleText.y = 80;
LK.gui.top.addChild(titleText);
// Instruction text
var instrText = new Text2("Help the birds decide who gets the apple!", {
	size: 64,
	fill: '#333333'
});
instrText.anchor.set(0.5, 0);
instrText.x = 1024;
instrText.y = 220;
LK.gui.top.addChild(instrText);
// Choice buttons
var choiceButtons = [];
function showChoices(birdIdx) {
	// Remove old buttons
	for (var i = 0; i < choiceButtons.length; i++) {
		if (choiceButtons[i].parent) {
			LK.gui.bottom.removeChild(choiceButtons[i]);
		}
	}
	choiceButtons = [];
	// Show 3 choices for this bird
	for (var j = 0; j < 3; j++) {
		var btn = new Text2(choices[birdIdx][j], {
			size: 60,
			fill: '#222222'
		});
		btn.anchor.set(0.5, 0.5);
		btn.x = 512 + j * 512;
		btn.y = 100;
		btn.bg = LK.getAsset('bubble', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 0,
			y: 0,
			scaleX: 1.2,
			scaleY: 0.7
		});
		btn.addChild(btn.bg);
		btn.bg.zIndex = -1;
		btn.zIndex = 1;
		// Touch/click handler
		(function (idx, choiceIdx) {
			btn.down = function (x, y, obj) {
				selectChoice(idx, choiceIdx);
			};
		})(birdIdx, j);
		LK.gui.bottom.addChild(btn);
		choiceButtons.push(btn);
	}
}
// Select a choice for a bird
function selectChoice(birdIdx, choiceIdx) {
	selectedChoices[birdIdx] = choiceIdx;
	birds[birdIdx].say(choices[birdIdx][choiceIdx], 1200);
	// Animate bird
	birds[birdIdx].jump(function () {
		// Next turn or next phase
		if (birdIdx < 2) {
			currentTurn++;
			showChoices(currentTurn);
		} else {
			// All birds have chosen, move to action phase
			phase = 2;
			LK.setTimeout(startActionPhase, 900);
		}
	});
	// Remove buttons
	for (var i = 0; i < choiceButtons.length; i++) {
		if (choiceButtons[i].parent) {
			LK.gui.bottom.removeChild(choiceButtons[i]);
		}
	}
	choiceButtons = [];
}
// Start the action phase: birds act out their choices
function startActionPhase() {
	// Each bird acts in turn
	var actIdx = 0;
	function nextAct() {
		if (actIdx >= 3) {
			// All acted, pick winner
			phase = 3;
			LK.setTimeout(revealSaltyApple, 900);
			return;
		}
		var b = birds[actIdx];
		var c = selectedChoices[actIdx];
		// Animate based on choice
		if (c === 0) {
			// First option: move toward apple
			tween(b, {
				x: apple.x
			}, {
				duration: 400,
				easing: tween.cubicInOut,
				onFinish: function onFinish() {
					b.say("Mine!", 900);
					LK.setTimeout(function () {
						actIdx++;
						nextAct();
					}, 900);
				}
			});
		} else if (c === 1) {
			// Second option: jump
			b.say("No way!", 900);
			b.jump(function () {
				LK.setTimeout(function () {
					actIdx++;
					nextAct();
				}, 900);
			});
		} else {
			// Third option: shake
			b.say("Let's go!", 900);
			tween(b, {
				rotation: 0.2
			}, {
				duration: 120,
				onFinish: function onFinish() {
					tween(b, {
						rotation: -0.2
					}, {
						duration: 120,
						onFinish: function onFinish() {
							tween(b, {
								rotation: 0
							}, {
								duration: 80,
								onFinish: function onFinish() {
									LK.setTimeout(function () {
										actIdx++;
										nextAct();
									}, 900);
								}
							});
						}
					});
				}
			});
		}
	}
	nextAct();
}
// Reveal the apple is salty!
function revealSaltyApple() {
	if (saltyRevealDone) return;
	saltyRevealDone = true;
	// Pick a winner: random among birds who chose option 0 (move toward apple), else random
	var candidates = [];
	for (var i = 0; i < 3; i++) {
		if (selectedChoices[i] === 0) candidates.push(i);
	}
	if (candidates.length === 0) {
		candidates = [0, 1, 2];
	}
	winner = candidates[Math.floor(Math.random() * candidates.length)];
	// Animate winner to apple
	var b = birds[winner];
	tween(b, {
		x: apple.x
	}, {
		duration: 500,
		easing: tween.cubicInOut,
		onFinish: function onFinish() {
			b.say("I got it!", 1000);
			// Animate apple "bite"
			LK.setTimeout(function () {
				apple.isSalty = true;
				// Show salty face
				b.say("Yuck! It's salty!", 1800);
				// Animate apple color to blue
				tween(apple.children[0], {
					tint: 0x5dade2
				}, {
					duration: 600
				});
				// Show other birds laughing
				for (var i = 0; i < 3; i++) {
					if (i !== winner) {
						birds[i].say("Haha!", 1200);
					}
				}
				// End
				LK.setTimeout(showEnd, 2000);
			}, 1000);
		}
	});
}
// Show end screen
function showEnd() {
	phase = 4;
	// Remove all speech
	for (var i = 0; i < 3; i++) birds[i].hideSpeech();
	// Show final message
	var endText = new Text2("The real prize was laughter!\nPlay again for a new story.", {
		size: 80,
		fill: '#2d3436'
	});
	endText.anchor.set(0.5, 0.5);
	endText.x = 1024;
	endText.y = 900;
	LK.gui.center.addChild(endText);
	// Show "You Win" after a moment
	LK.setTimeout(function () {
		LK.showYouWin();
	}, 2200);
}
// Start game: intro phase
function startGame() {
	phase = 1;
	currentTurn = 0;
	selectedChoices = [null, null, null];
	winner = null;
	saltyRevealDone = false;
	// Remove any end text
	if (LK.gui.center.children.length > 0) {
		for (var i = LK.gui.center.children.length - 1; i >= 0; i--) {
			LK.gui.center.removeChild(LK.gui.center.children[i]);
		}
	}
	// Reset birds and apple
	for (var i = 0; i < 3; i++) {
		birds[i].x = birdPositions[i];
		birds[i].y = 2732 - 300;
		birds[i].rotation = 0;
		birds[i].hideSpeech();
	}
	apple.x = 1024;
	apple.y = 2732 - 300 - 40;
	apple.children[0].tint = 0xc0392b;
	// Show first choices
	showChoices(0);
}
// Restart on game reset
game.on('reset', function () {
	startGame();
});
// Start game on load
startGame();
// No update loop needed, all is event-driven.