this.playTurn(i)}
xIsNext={this.state.xIsNext}
winLine={winState?.line}
/>
{status}
{moves}
);
}
}
function calculateWinState(squares) {
const lines = [
[0, 1, 2],
[3, 4, 5],
[6, 7, 8],
[0, 3, 6],
[1, 4, 7],
[2, 5, 8],
[0, 4, 8],
[2, 4, 6],
];
for (let i = 0; i < lines.length; i++) {
const [a, b, c] = lines[i];
if (squares[a] && squares[a] === squares[b] && squares[a] === squares[c]) {
return {winner: squares[a], line: lines[i]};
}
}
if (squares.every(square => !!square)) {
return {winner: 'Draw :/', line: []};
}
return null;
}
function squareIndexToPosition(index) {
return [
index % 3,
Math.floor(index / 3),
];
}
// ========================================
ReactDOM.render(