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

/**** 
* Classes
****/ 
// Hangman drawing class
var HangmanDrawing = Container.expand(function () {
	var self = Container.call(this);
	// Gallows
	var base = self.attachAsset('gallows_base', {
		anchorX: 0.5,
		anchorY: 1,
		x: 0,
		y: 0
	});
	var pole = self.attachAsset('gallows_pole', {
		anchorX: 0.5,
		anchorY: 1,
		x: 0,
		y: -base.height
	});
	// Create beam first at a temporary position to access its dimensions
	var beam = self.attachAsset('gallows_beam', {
		anchorX: 0,
		anchorY: 1,
		x: 0,
		y: 0
	});
	// Now set the correct position using pole and base dimensions
	beam.x = pole.width / 2;
	beam.y = -base.height - pole.height + beam.height / 2;
	var rope = self.attachAsset('gallows_rope', {
		anchorX: 0.5,
		anchorY: 0,
		x: beam.x + beam.width - 40,
		y: beam.y - beam.height / 2
	});
	// Hangman parts (hidden initially)
	var head = self.attachAsset('hangman_head', {
		anchorX: 0.5,
		anchorY: 0,
		x: rope.x,
		y: rope.y + rope.height
	});
	var body = self.attachAsset('hangman_body', {
		anchorX: 0.5,
		anchorY: 0,
		x: head.x,
		y: head.y + head.height
	});
	var leftArm = self.attachAsset('hangman_arm', {
		anchorX: 1,
		anchorY: 0.5,
		x: body.x,
		y: body.y + body.height * 0.2,
		rotation: -Math.PI / 4
	});
	var rightArm = self.attachAsset('hangman_arm', {
		anchorX: 0,
		anchorY: 0.5,
		x: body.x,
		y: body.y + body.height * 0.2,
		rotation: Math.PI / 4
	});
	var leftLeg = self.attachAsset('hangman_leg', {
		anchorX: 1,
		anchorY: 0.5,
		x: body.x,
		y: body.y + body.height,
		rotation: -Math.PI / 4
	});
	var rightLeg = self.attachAsset('hangman_leg', {
		anchorX: 0,
		anchorY: 0.5,
		x: body.x,
		y: body.y + body.height,
		rotation: Math.PI / 4
	});
	// Store parts in order of appearance
	self.parts = [head, body, leftArm, rightArm, leftLeg, rightLeg];
	// Hide all hangman parts initially
	for (var i = 0; i < self.parts.length; ++i) {
		self.parts[i].visible = false;
	}
	// Show up to n parts
	self.showParts = function (n) {
		for (var i = 0; i < self.parts.length; ++i) {
			self.parts[i].visible = i < n;
		}
	};
	// Reset drawing
	self.reset = function () {
		self.showParts(0);
	};
	return self;
});
// Letter button class
var LetterButton = Container.expand(function () {
	var self = Container.call(this);
	// Default: not used
	self.used = false;
	self.letter = '';
	// Button background
	var btn = self.attachAsset('letter_btn', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 0,
		y: 0
	});
	// Letter text
	var txt = new Text2('', {
		size: 64,
		fill: '#ffffff'
	});
	txt.anchor.set(0.5, 0.5);
	txt.x = 0;
	txt.y = 0;
	self.addChild(txt);
	// Set letter
	self.setLetter = function (letter) {
		self.letter = letter;
		txt.setText(letter);
	};
	// Mark as used
	self.setUsed = function () {
		self.used = true;
		btn.destroy();
		// Replace with used button asset
		var usedBtn = self.attachAsset('letter_btn_used', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 0,
			y: 0
		});
	};
	// Touch event
	self.down = function (x, y, obj) {
		if (self.used) return;
		if (typeof self.onSelect === 'function') {
			self.onSelect(self.letter, self);
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222244
});

/**** 
* Game Code
****/ 
// Letter button asset
// Hangman parts: head, body, left arm, right arm, left leg, right leg, gallows base, pole, beam, rope
// Word list (all uppercase, no spaces)
var WORDS = ["APPLE", "BANANA", "ORANGE", "ELEPHANT", "GUITAR", "PYTHON", "JAZZ", "ROCKET", "PLANET", "MONKEY", "UMBRELLA", "VIOLET", "ZEBRA", "KANGAROO", "BICYCLE", "CIRCUS", "DIAMOND", "FROG", "HAMBURGER", "ISLAND"];
// Game state variables
var currentWord = '';
var revealed = [];
var wrongGuesses = 0;
var maxWrong = 6; // 6 hangman parts
var guessedLetters = [];
var letterButtons = [];
var hangmanDrawing = null;
var wordDisplay = null;
var alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".split('');
var wordY = 650;
var hangmanX = 400;
var hangmanY = 900;
var letterGridY = 1800;
// Score display (win/loss count)
var winCount = 0;
var lossCount = 0;
var winTxt = new Text2('Wins: 0', {
	size: 80,
	fill: '#aaffaa'
});
winTxt.anchor.set(0, 0);
LK.gui.top.addChild(winTxt);
var lossTxt = new Text2('Losses: 0', {
	size: 80,
	fill: '#ffaaaa'
});
lossTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(lossTxt);
// Helper: pick a random word
function pickWord() {
	var idx = Math.floor(Math.random() * WORDS.length);
	return WORDS[idx];
}
// Helper: update word display
function updateWordDisplay() {
	var s = '';
	for (var i = 0; i < revealed.length; ++i) {
		s += revealed[i] ? currentWord[i] : '_';
		if (i < revealed.length - 1) s += ' ';
	}
	wordDisplay.setText(s);
}
// Helper: update win/loss text
function updateScoreDisplay() {
	winTxt.setText('Wins: ' + winCount);
	lossTxt.setText('Losses: ' + lossCount);
}
// Start a new game
function startGame() {
	// Remove old letter buttons
	for (var i = 0; i < letterButtons.length; ++i) {
		letterButtons[i].destroy();
	}
	letterButtons = [];
	guessedLetters = [];
	wrongGuesses = 0;
	// Pick word
	currentWord = pickWord();
	revealed = [];
	for (var i = 0; i < currentWord.length; ++i) {
		revealed.push(false);
	}
	// Set subject/category text
	// Simple subject detection based on word
	var fruits = ["APPLE", "BANANA", "ORANGE"];
	var animals = ["ELEPHANT", "MONKEY", "ZEBRA", "KANGAROO", "FROG"];
	var objects = ["GUITAR", "PYTHON", "JAZZ", "ROCKET", "PLANET", "UMBRELLA", "VIOLET", "BICYCLE", "CIRCUS", "DIAMOND", "HAMBURGER", "ISLAND"];
	var subject = "Word";
	if (fruits.indexOf(currentWord) !== -1) subject = "Fruit";else if (animals.indexOf(currentWord) !== -1) subject = "Animal";else if (objects.indexOf(currentWord) !== -1) subject = "Object";
	subjectDisplay.setText("Subject: " + subject);
	// Update word display
	updateWordDisplay();
	// Reset hangman
	hangmanDrawing.reset();
	// Create letter buttons (A-Z, 7 per row)
	var cols = 7;
	var rows = Math.ceil(alphabet.length / cols);
	var btnSize = 120;
	var spacing = 30;
	var gridWidth = cols * btnSize + (cols - 1) * spacing;
	var startX = (2048 - gridWidth) / 2 + btnSize / 2;
	var startY = letterGridY;
	for (var i = 0; i < alphabet.length; ++i) {
		var btn = new LetterButton();
		btn.setLetter(alphabet[i]);
		// Position in grid
		var col = i % cols;
		var row = Math.floor(i / cols);
		btn.x = startX + col * (btnSize + spacing);
		btn.y = startY + row * (btnSize + spacing);
		// Letter select handler
		btn.onSelect = onLetterSelected;
		game.addChild(btn);
		letterButtons.push(btn);
	}
}
// Letter selected handler
function onLetterSelected(letter, btn) {
	// Mark as used
	btn.setUsed();
	guessedLetters.push(letter);
	// Check if letter is in word
	var found = false;
	for (var i = 0; i < currentWord.length; ++i) {
		if (currentWord[i] === letter) {
			revealed[i] = true;
			found = true;
		}
	}
	updateWordDisplay();
	if (found) {
		// Check win
		var allRevealed = true;
		for (var i = 0; i < revealed.length; ++i) {
			if (!revealed[i]) {
				allRevealed = false;
				break;
			}
		}
		if (allRevealed) {
			winCount += 1;
			updateScoreDisplay();
			LK.effects.flashScreen(0x00ff00, 800);
			LK.showYouWin();
		}
	} else {
		// Wrong guess
		wrongGuesses += 1;
		hangmanDrawing.showParts(wrongGuesses);
		if (wrongGuesses >= maxWrong) {
			lossCount += 1;
			updateScoreDisplay();
			LK.effects.flashScreen(0xff0000, 800);
			// Reveal word
			for (var i = 0; i < revealed.length; ++i) {
				revealed[i] = true;
			}
			updateWordDisplay();
			LK.showGameOver();
		}
	}
}
// Create hangman drawing
hangmanDrawing = new HangmanDrawing();
hangmanDrawing.x = hangmanX;
hangmanDrawing.y = hangmanY;
game.addChild(hangmanDrawing);
// Create subject/category display
var subjectDisplay = new Text2('', {
	size: 90,
	fill: '#ffff99'
});
subjectDisplay.anchor.set(0.5, 0.5);
subjectDisplay.x = 2048 / 2 + 120;
subjectDisplay.y = wordY - 120;
game.addChild(subjectDisplay);
// Create word display
wordDisplay = new Text2('', {
	size: 140,
	fill: '#ffffff'
});
wordDisplay.anchor.set(0.5, 0.5);
wordDisplay.x = 2048 / 2 + 120;
wordDisplay.y = wordY;
game.addChild(wordDisplay);
// Start first game
startGame();
// On game reset, start a new game
game.on('reset', function () {
	startGame();
});