/****
* Classes
****/
//<Assets used in the game will automatically appear here>
// Class for individual letter tiles
var LetterTile = Container.expand(function () {
  var self = Container.call(this);
  var tileGraphics = self.attachAsset('tile', {
    anchorX: 0.5,
    anchorY: 0.5
  });
  self.letter = '';
  self.setLetter = function (char) {
    self.letter = char;
    self.text.setText(char);
  };
  self.text = new Text2('', {
    size: 100,
    fill: "#ffffff"
  });
  self.text.anchor.set(0.5, 0.5);
  self.addChild(self.text);
});
// Class for the word puzzle board
var WordPuzzleBoard = Container.expand(function () {
  var self = Container.call(this);
  self.tiles = [];
  self.createBoard = function (rows, cols) {
    for (var i = 0; i < rows; i++) {
      self.tiles[i] = [];
      for (var j = 0; j < cols; j++) {
        var tile = new LetterTile();
        tile.x = j * 120;
        tile.y = i * 120;
        self.tiles[i][j] = tile;
        self.addChild(tile);
      }
    }
  };
  self.setWord = function (word) {
    for (var i = 0; i < word.length; i++) {
      var row = Math.floor(i / self.tiles[0].length);
      var col = i % self.tiles[0].length;
      self.tiles[row][col].setLetter(word[i]);
    }
  };
});

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

/****
* Game Code
****/
// Initialize the word puzzle board
var puzzleBoard = new WordPuzzleBoard();
puzzleBoard.createBoard(5, 5); // Create a 5x5 board
puzzleBoard.x = (2048 - 5 * 120) / 2; // Center the board horizontally
puzzleBoard.y = (2732 - 5 * 120) / 2; // Center the board vertically
game.addChild(puzzleBoard);
// Set a word on the board
puzzleBoard.setWord("HELLO");
// Handle touch events to select tiles
var selectedTiles = [];
game.down = function (x, y, obj) {
  var localPos = game.toLocal(obj.global);
  for (var i = 0; i < puzzleBoard.tiles.length; i++) {
    for (var j = 0; j < puzzleBoard.tiles[i].length; j++) {
      var tile = puzzleBoard.tiles[i][j];
      if (tile.containsPoint(localPos)) {
        selectedTiles.push(tile);
        tile.alpha = 0.5; // Highlight selected tile
      }
    }
  }
};
game.up = function (x, y, obj) {
  // Check if selected tiles form a valid word
  var formedWord = selectedTiles.map(tile => tile.letter).join('');
  if (isValidWord(formedWord)) {
    LK.setScore(LK.getScore() + formedWord.length);
  }
  // Reset selected tiles
  selectedTiles.forEach(tile => tile.alpha = 1);
  selectedTiles = [];
};
// Function to check if a word is valid
function isValidWord(word) {
  // Placeholder for word validation logic
  return word === "HELLO";
}
// Update score display
var scoreTxt = new Text2('0', {
  size: 150,
  fill: "#ffffff"
});
scoreTxt.setText(LK.getScore());
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
game.update = function () {
  scoreTxt.setText(LK.getScore());
};