added vitory check

1 files changed, 48 insertions, 1 deletions

diff --git a/app.js b/app.js
index b804185..29fd993 100644
--- a/app.js
+++ b/app.js
@@ -6,6 +6,47 @@ const boardTurn = function() {
 	console.log('clicked', this.id, this.bitBoard);
 };
 
+const checkVictory = function() {
+	let checkSum = 0;
+	let victory = false;
+	const rows = [
+		//rows
+		[0, 1, 2],
+		[3, 4, 5],
+		[6, 7, 8],
+		//columns
+		[0, 3, 6],
+		[1, 4, 7],
+		[2, 5, 8],
+		//diagonals
+		[0, 4, 8],
+		[2, 4, 6]
+	];
+	const xBoard = this.bitBoard.slice(0, 9);
+	const oBoard = this.bitBoard.slice(9, 18);
+	let checkRow = [];
+
+	rows.forEach(row => {
+		checkRow = xBoard.filter((_, index) => row.includes(index));
+		checkSum = checkRow.reduce((acc, value) => acc + value, 0);	
+		if (checkSum == 3) {
+			victory = true;
+			board.victory_row = row;
+		};
+		checkRow = oBoard.filter((_, index) => row.includes(index));
+		checkSum = checkRow.reduce((acc, value) => acc + value, 0);	
+		if (checkSum == 3) {
+			victory = true;
+			board.victory_row = row;
+		};
+	});
+	board.victory = victory;
+	if (victory) {
+		board.victor = board.turn;
+	};
+	return(victory);
+};
+
 const squareClick = function() {
 	console.log('clicked', this.id, this.innerText, this.position);
 	if (this.innerText == '') {
@@ -15,6 +56,11 @@ const squareClick = function() {
 		let pos = 9 * (this.board.turn==turns[false]);
 		pos += this.position - 1
 		this.board.bitBoard[pos] = 1;
+		//check victory
+		this.board.checkVictory();
+		if (this.board.victory) {
+			console.log(`${this.board.victor} wins!!!`);
+		};
 		//Switch player turn
 		this.board.turn = turns[this.board.turn==turns[false]]
 	};
@@ -31,8 +77,9 @@ const initBoard = function(board) {
 	board.addEventListener('click', boardTurn);
 	board.turn = turns[true];
 	board.bitBoard = Array(18).fill(0);
+	board.checkVictory = checkVictory;
 };
 
 const board = document.getElementById('board'); 
 
-initBoard(board);
\ No newline at end of file
+initBoard(board);