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

/**** 
* Classes
****/ 
// Bomb class: Represents a bomb flying through the air
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	self.sliced = false;
	self.missed = false;
	// Attach bomb asset (black ellipse)
	var bombAsset = self.attachAsset('bomb', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2,
		scaleY: 2,
		color: 0x222222,
		shape: 'ellipse'
	});
	// Add a white "fuse" (small rectangle)
	var fuse = self.attachAsset('fuse', {
		anchorX: 0.5,
		anchorY: 1,
		width: 20,
		height: 50,
		color: 0xffffff,
		shape: 'box',
		y: -80
	});
	// Set initial position and velocity (to be set by spawner)
	self.x = 0;
	self.y = 0;
	self.vx = 0;
	self.vy = 0;
	self.gravity = 0.35 + Math.random() * 0.1;
	self.lastY = self.y;
	self.update = function () {
		if (self.sliced) return;
		self.x += self.vx;
		self.y += self.vy;
		self.vy += self.gravity;
		bombAsset.rotation += 0.09;
		if (!self.missed && self.y > 2732 + 100) {
			self.missed = true;
		}
	};
	self.slice = function () {
		if (self.sliced) return;
		self.sliced = true;
		// Animate: flash red and fade out
		tween(self, {
			scaleX: 1.7,
			scaleY: 1.7,
			alpha: 0
		}, {
			duration: 250,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});
// Fruit class: Represents a fruit flying through the air
var Fruit = Container.expand(function () {
	var self = Container.call(this);
	// Fruit types and their properties
	var fruitTypes = [{
		id: 'apple',
		color: 0xff2d2d,
		points: 1
	}, {
		id: 'banana',
		color: 0xfff700,
		points: 2
	}, {
		id: 'orange',
		color: 0xffa500,
		points: 3
	}, {
		id: 'watermelon',
		color: 0x2ecc40,
		points: 5
	}, {
		id: 'grape',
		color: 0x8e44ad,
		points: 4
	}, {
		id: 'kiwi',
		color: 0x7ed957,
		points: 3
	}, {
		id: 'lemon',
		color: 0xfff700,
		points: 2
	}, {
		id: 'strawberry',
		color: 0xff3b6b,
		points: 4
	}, {
		id: 'blueberry',
		color: 0x3b5fff,
		points: 4
	}, {
		id: 'pineapple',
		color: 0xffe066,
		points: 5
	}];
	// Randomly pick a fruit type
	var typeIndex = Math.floor(Math.random() * fruitTypes.length);
	var type = fruitTypes[typeIndex];
	self.fruitType = type.id;
	self.points = type.points;
	self.sliced = false;
	self.missed = false;
	// Attach fruit asset (ellipse for fruit)
	var fruitAsset = self.attachAsset(type.id, {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 320,
		height: 320,
		color: type.color,
		shape: 'ellipse'
	});
	// Give fruit a random initial rotation
	fruitAsset.rotation = Math.random() * Math.PI * 2;
	// Set initial position and velocity (to be set by spawner)
	self.x = 0;
	self.y = 0;
	self.vx = 0;
	self.vy = 0;
	self.gravity = 0.35 + Math.random() * 0.1;
	// For tracking if fruit is out of bounds
	self.lastY = self.y;
	// For combo detection
	self.sliceTick = -1;
	// Animate fruit (arc trajectory)
	self.update = function () {
		if (self.sliced) return; // Don't update if already sliced
		self.x += self.vx;
		self.y += self.vy;
		self.vy += self.gravity;
		// Spin fruit
		fruitAsset.rotation += 0.07;
		// If fruit falls below screen, mark as missed
		if (!self.missed && self.y > 2732 + 100) {
			self.missed = true;
		}
	};
	// Slice the fruit
	self.slice = function () {
		if (self.sliced) return;
		self.sliced = true;
		// Animate: scale up and fade out
		tween(self, {
			scaleX: 1.5,
			scaleY: 1.5,
			alpha: 0
		}, {
			duration: 350,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222a36
});

/**** 
* Game Code
****/ 
// --- GLOBALS ---
// Fruit assets
var fruits = [];
var bombs = [];
var missedFruits = 0;
var maxMissed = 3;
var comboWindow = 20; // ticks for combo
var lastSliceTick = -100;
var comboCount = 0;
var backgroundIndex = 0;
var backgrounds = [{
	id: 'bg1',
	color: 0x222a36
}, {
	id: 'bg2',
	color: 0x1a3d2f
}, {
	id: 'bg3',
	color: 0x3d1a2f
}, {
	id: 'bg4',
	color: 0x1e1e2f
}];
// --- MAIN MENU STATE ---
var isGameStarted = false;
// Main menu container
var mainMenu = new Container();
// Main menu background (reuse bg4)
var menuBg = LK.getAsset('bg4', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
});
mainMenu.addChild(menuBg);
// "Play" button (now using 'by furkan' asset)
var playBtn = LK.getAsset('byfurkan', {
	anchorX: 0.5,
	anchorY: 0.5,
	width: 400 * 2,
	height: 180 * 2
});
playBtn.x = 2048 / 2;
playBtn.y = 2732 / 2 + 400;
mainMenu.addChild(playBtn);
var playBtnTxt = new Text2('PLAY', {
	size: 120,
	fill: "#fff",
	font: "bold 900 120px Arial, 'GillSans-Bold', Impact, 'Arial Black', Tahoma"
});
playBtnTxt.anchor.set(0.5, 0.5);
playBtnTxt.x = playBtn.x;
playBtnTxt.y = playBtn.y;
mainMenu.addChild(playBtnTxt);
// Top score text for menu
var menuTopScoreTxt = new Text2('Top Score: 0', {
	size: 120,
	fill: "#000",
	font: "bold 900 120px Arial, 'GillSans-Bold', Impact, 'Arial Black', Tahoma"
});
menuTopScoreTxt.anchor.set(1, 0);
menuTopScoreTxt.x = 2048 - 40;
menuTopScoreTxt.y = 40;
mainMenu.addChild(menuTopScoreTxt);
// Show main menu at start
game.addChild(mainMenu);
// Play button event
playBtn.down = function (x, y, obj) {
	isGameStarted = true;
	mainMenu.visible = false;
	// Reset game state
	resetGame();
};
// Helper to update menu top score
function updateMenuTopScore(val) {
	menuTopScoreTxt.setText('Top Score: ' + val);
}
// --- GUI Elements ---
// Score text
var scoreTxt = new Text2('0', {
	size: 120,
	fill: "#fff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// High score (best combo) text
var bestComboTxt = new Text2('Best: 0', {
	size: 120,
	fill: "#000",
	font: "bold 900 120px Arial, 'GillSans-Bold', Impact, 'Arial Black', Tahoma"
});
bestComboTxt.anchor.set(1, 0); // right edge, top
bestComboTxt.x = 0; // x=0 in LK.gui.topRight is the right edge
bestComboTxt.y = 0;
LK.gui.topRight.addChild(bestComboTxt);
// Missed fruits indicator (bottom left, red X's)
var missedTxt = new Text2('', {
	size: 90,
	fill: 0xFF4444
});
missedTxt.anchor.set(0, 1);
LK.gui.bottomLeft.addChild(missedTxt);
// Combo text (center, fades out)
var comboTxt = new Text2('', {
	size: 180,
	fill: 0xFFE066
});
comboTxt.anchor.set(0.5, 0.5);
comboTxt.alpha = 0;
LK.gui.center.addChild(comboTxt);
// Background switch button (bottom right)
var bgBtn = LK.getAsset('bgBtn', {
	anchorX: 1,
	anchorY: 1,
	width: 180,
	height: 100,
	color: 0x8888ff,
	shape: 'box'
});
bgBtn.x = 0;
bgBtn.y = 0;
LK.gui.bottomRight.addChild(bgBtn);
var bgBtnTxt = new Text2('BG', {
	size: 60,
	fill: "#fff"
});
bgBtnTxt.anchor.set(0.5, 0.5);
bgBtnTxt.x = -90;
bgBtnTxt.y = -50;
LK.gui.bottomRight.addChild(bgBtnTxt);
// --- BACKGROUND ---
// Fullscreen background image node
var bgImageNode = LK.getAsset('bg4', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
});
game.addChild(bgImageNode);
function setBackground(idx) {
	backgroundIndex = idx % backgrounds.length;
	// Always keep background image behind everything
	if (bgImageNode.parent) {
		game.setChildIndex(bgImageNode, 0);
	}
	// Optionally, you could swap image asset here if you want to support more backgrounds
	game.setBackgroundColor(backgrounds[backgroundIndex].color);
}
setBackground(0);
// --- FRUIT & BOMB SPAWNING ---
function spawnFruitOrBomb() {
	// Randomly decide: 80% fruit, 20% bomb
	var isBomb = Math.random() < 0.2;
	var obj;
	// Spawn X within safe bounds
	var x = 320 + Math.random() * (2048 - 640);
	var y = 2732 + 80;
	// Calculate angle so fruit always arcs toward center
	var centerX = 2048 / 2;
	var dx = centerX - x;
	var minAngle = -Math.PI / 2 - Math.PI / 6; // -120deg
	var maxAngle = -Math.PI / 2 + Math.PI / 6; // -60deg
	// Angle toward center, with a little random spread
	var baseAngle = Math.atan2(-1200, dx);
	var angle = baseAngle + (Math.random() - 0.5) * (Math.PI / 12); // small random spread
	// Clamp angle to safe range
	if (angle < minAngle) angle = minAngle;
	if (angle > maxAngle) angle = maxAngle;
	var speed = 38 + Math.random() * 10;
	if (isBomb) {
		obj = new Bomb();
		bombs.push(obj);
	} else {
		obj = new Fruit();
		fruits.push(obj);
	}
	obj.x = x;
	obj.y = y;
	obj.vx = Math.cos(angle) * speed;
	obj.vy = Math.sin(angle) * speed;
	game.addChild(obj);
}
// --- GAME LOGIC ---
// Slicing logic: track swipe path and check for intersection
var swipePath = [];
var swipeMaxLength = 8; // Only keep last 8 points
// Hide gameplay GUI until game starts
scoreTxt.visible = false;
bestComboTxt.visible = false;
missedTxt.visible = false;
comboTxt.visible = false;
bgBtn.visible = false;
bgBtnTxt.visible = false;
// Show/hide GUI based on game state
function updateGUIVisibility() {
	var show = isGameStarted;
	scoreTxt.visible = show;
	bestComboTxt.visible = show;
	missedTxt.visible = show;
	comboTxt.visible = show;
	bgBtn.visible = show;
	bgBtnTxt.visible = show;
}
// Call this after Play is pressed
function startGame() {
	isGameStarted = true;
	mainMenu.visible = false;
	updateGUIVisibility();
	resetGame();
}
// Overwrite playBtn.down to use startGame
playBtn.down = function (x, y, obj) {
	startGame();
};
function handleSlice(x, y) {
	if (!isGameStarted) return;
	// Check fruits
	for (var i = fruits.length - 1; i >= 0; i--) {
		var fruit = fruits[i];
		if (fruit.sliced) continue;
		// If swipe is close to fruit center (distance < 120)
		var dx = fruit.x - x;
		var dy = fruit.y - y;
		if (dx * dx + dy * dy < 120 * 120) {
			fruit.slice();
			// Combo logic
			if (lastSliceTick > 0 && LK.ticks - lastSliceTick < comboWindow) {
				comboCount++;
			} else {
				comboCount = 1;
			}
			lastSliceTick = LK.ticks;
			// Combo multiplier: 1x for single, 2x for double, 3x for triple or more
			var comboMultiplier = 1;
			if (comboCount === 2) comboMultiplier = 2;
			if (comboCount >= 3) comboMultiplier = 3;
			// Each fruit is worth 10 points, multiplied by combo
			var pointsEarned = 10 * comboMultiplier;
			LK.setScore(LK.getScore() + pointsEarned);
			scoreTxt.setText(LK.getScore());
			// Show combo text if comboCount >= 2
			if (comboCount >= 2) {
				showCombo(comboCount);
			}
			// Track best combo
			if (typeof bestCombo === "undefined") {
				bestCombo = 0;
			}
			if (comboCount > bestCombo) {
				bestCombo = comboCount;
				bestComboTxt.setText('Best: ' + bestCombo);
			}
			fruit.sliceTick = LK.ticks;
		}
	}
	// Check bombs
	for (var j = bombs.length - 1; j >= 0; j--) {
		var bomb = bombs[j];
		if (bomb.sliced) continue;
		var dx = bomb.x - x;
		var dy = bomb.y - y;
		if (dx * dx + dy * dy < 120 * 120) {
			bomb.slice();
			// Game over
			LK.effects.flashScreen(0xff0000, 800);
			LK.showGameOver();
			return;
		}
	}
}
// Show combo text
function showCombo(count) {
	if (count < 2) return;
	comboTxt.setText('Combo x' + count + '!');
	comboTxt.alpha = 1;
	comboTxt.scaleX = 1.8;
	comboTxt.scaleY = 1.8;
	comboTxt.fill = "#FFD700"; // Gold color for extra flash
	// Animate: scale down, fade out, and color back to yellow
	tween(comboTxt, {
		scaleX: 1,
		scaleY: 1,
		alpha: 0,
		fill: 0xFFE066
	}, {
		duration: 900,
		easing: tween.easeOut,
		onUpdate: function onUpdate() {
			// Defensive: ensure fill is always a string
			if (typeof comboTxt.fill !== "string") comboTxt.fill = "#FFE066";
		}
	});
}
// Update missed fruits display
function updateMissed() {
	var s = '';
	for (var i = 0; i < missedFruits; i++) s += '✗ ';
	missedTxt.setText(s);
}
// --- INPUT HANDLING ---
// Swiping: track move events, draw path, and slice
game.move = function (x, y, obj) {
	if (!isGameStarted) return;
	// Don't allow swipes in top left 100x100
	if (x < 100 && y < 100) return;
	// Add to swipe path
	swipePath.push({
		x: x,
		y: y,
		tick: LK.ticks
	});
	if (swipePath.length > swipeMaxLength) swipePath.shift();
	// For each point in swipe path, check for slicing
	for (var i = 0; i < swipePath.length; i++) {
		handleSlice(swipePath[i].x, swipePath[i].y);
	}
};
// On down, start new swipe
game.down = function (x, y, obj) {
	if (!isGameStarted) return;
	swipePath = [{
		x: x,
		y: y,
		tick: LK.ticks
	}];
	handleSlice(x, y);
};
// On up, clear swipe path
game.up = function (x, y, obj) {
	if (!isGameStarted) return;
	swipePath = [];
};
// Background button: tap to change background
bgBtn.down = function (x, y, obj) {
	setBackground((backgroundIndex + 1) % backgrounds.length);
};
// --- GAME UPDATE LOOP ---
game.update = function () {
	if (!isGameStarted) {
		updateGUIVisibility();
		return;
	}
	updateGUIVisibility();
	// Spawn fruits/bombs every 35-55 ticks
	if (LK.ticks % (35 + Math.floor(Math.random() * 20)) === 0) {
		spawnFruitOrBomb();
	}
	// Update fruits
	for (var i = fruits.length - 1; i >= 0; i--) {
		var fruit = fruits[i];
		// Remove if destroyed
		if (fruit.destroyed) {
			fruits.splice(i, 1);
			continue;
		}
		// If missed
		if (fruit.missed && !fruit.sliced) {
			fruits.splice(i, 1);
			missedFruits++;
			updateMissed();
			LK.effects.flashObject(missedTxt, 0xff0000, 400);
			if (missedFruits >= maxMissed) {
				LK.effects.flashScreen(0xff0000, 800);
				LK.showGameOver();
				return;
			}
		}
	}
	// Update bombs
	for (var j = bombs.length - 1; j >= 0; j--) {
		var bomb = bombs[j];
		if (bomb.destroyed) {
			bombs.splice(j, 1);
			continue;
		}
	}
	// Combo reset
	if (comboCount > 1 && LK.ticks - lastSliceTick > comboWindow) {
		comboCount = 0;
	}
};
// --- GAME RESET HANDLING ---
// On game reset, clear all arrays and reset state
function resetGame() {
	fruits = [];
	bombs = [];
	missedFruits = 0;
	comboCount = 0;
	lastSliceTick = -100;
	scoreTxt.setText('0');
	comboTxt.setText('');
	comboTxt.alpha = 0;
	updateMissed();
	setBackground(0);
	// Only reset bestCombo if not started, otherwise keep best score
	if (!isGameStarted) {
		bestCombo = 0;
		bestComboTxt.setText('Best: 0');
		updateMenuTopScore(0);
	} else {
		bestComboTxt.setText('Best: ' + (typeof bestCombo !== "undefined" ? bestCombo : 0));
		updateMenuTopScore(typeof bestCombo !== "undefined" ? bestCombo : 0);
	}
}
resetGame();
// --- END OF GAME CODE ---