refactor(TicTacToe.js): new initialization method.

BREAKING CHANGE: The TicTacToe.js will now use an options object when initialized instead of multiple function parameters.

public/TicTacToe.js

@@ -20,8 +20,18 @@ const MOVE_INVALID = 0;
  * `minimax` algorithm to search for the best possible move.
  */
 class TicTacToe {
-  constructor(gridLength, player = P1) {
-    this.grid = gridLength;
+  constructor(options = {gridLength, winCount, player}) {
+    this.grid = (options?.gridLength) ? options.gridLength : 3;
+
+    let pieceWinCount = (options?.winCount) ? options.winCount : 3;
+
+    if (pieceWinCount > this.grid) {
+      pieceWinCount = this.grid;
+    }
+
+    this.pieceWinCount = pieceWinCount;
+    this.player = (options?.player) ? (options.player === P1 || options.player === P2) ? options.player : P1 : P1;
+
     this.winner = 0;
 
     this.board = new Uint8Array(gridLength * gridLength);