toosoon-prng-controllers/lib/prng.js

This project provides PRNG functions with a set of Controllers for generating pseudo-random values using a seed-based approach and various algorithms

import { PRNG as BasePRNG } from 'toosoon-prng';
/**
 * Utility class for generating pseudo-random values and managing PRNG Controllers
 *
 * @exports
 * @class PRNG
 * @extends BasePRNG
 */
export class PRNG extends BasePRNG {
    controllers = [];
    set seed(seed) {
        if (this._seed === `${seed}`)
            return;
        this._seed = `${seed}`;
        this.controllers.forEach((controller) => controller.getValue());
    }
    set algorithm(algorithm) {
        if (this._algorithm === algorithm)
            return;
        this._algorithm = algorithm;
        this.controllers.forEach((controller) => controller.getValue());
    }
    /**
     * Add a controller to this PRNG
     *
     * @param {PRNGController} controller
     */
    addController(controller) {
        this.controllers.push(controller);
    }
    /**
     * Remove a controller from this PRNG
     *
     * @param {PRNGController} controller
     */
    removeController(controller) {
        const index = this.controllers.indexOf(controller);
        this.controllers.splice(index, 1);
    }
    /**
     * Set this PRNG seed
     *
     * @param {string|number} seed
     */
    setSeed(seed) {
        if (this.seed === `${seed}`)
            return;
        super.setSeed(seed);
        this.controllers.forEach((controller) => controller.getValue());
    }
    /**
     * Set this PRNG algorithm
     *
     * @param {AlgorithmName} algorithmName Algorithm name
     */
    setAlgorithm(algorithmName) {
        if (this.algorithm === this.getAlgorithmByName(algorithmName))
            return;
        super.setAlgorithm(algorithmName);
        this.controllers.forEach((controller) => controller.getValue());
    }
}
const prng = new PRNG();
export default prng;