bitburner-src/src/Casino/Game.tsx

import * as React from "react";
import { IPlayer } from "../PersonObjects/IPlayer";
import { dialogBoxCreate } from "../ui/React/DialogBox";

const gainLimit = 10e9;

export class Game<T, U> extends React.Component<T, U> {
  win(p: IPlayer, n: number): void {
    p.gainMoney(n);
    p.recordMoneySource(n, "casino");
  }

  reachedLimit(p: IPlayer): boolean {
    const reached = p.getCasinoWinnings() > gainLimit;
    if (reached) {
      dialogBoxCreate(<>Alright cheater get out of here. You're not allowed here anymore.</>);
    }
    return reached;
  }
}