// https://stackoverflow.com/questions/521295/seeding-the-random-number-generator-in-javascript, Mulberry32
export abstract class Random {
  private static _seed = 42;

  public static set seed(value: number) {
    Random._seed = value;
  }

  public static getRandomInt(): number {
    let t = (Random._seed += 0x6d2b79f5);
    t = Math.imul(t ^ (t >>> 15), t | 1);
    t ^= t + Math.imul(t ^ (t >>> 7), t | 61);
    return (t ^ (t >>> 14)) >>> 0;
  }

  public static getRandom(): number {
    return Random.getRandomInt() / 4294967296;
  }

  public static randomBetween(from: number, to: number): number {
    return from + Random.getRandom() * (to - from);
  }
}