@mekari/mekari-ui-vue/src/components/Toast/timer.js

--- General web components in Mekari. The components are made using vue.js as its framework. Styling of components on Mekari UI Vue uses [Mekari UI Toolkit](https://bitbucket.org/mid-kelola-indonesia/mekari-ui-toolkit/src/master/). Don't forget to import

// https://stackoverflow.com/a/3969760
export default class Timer {
  constructor(callback, delay) {
    this.startedAt = Date.now();
    this.callback = callback;
    this.delay = delay;

    this.timer = setTimeout(callback, delay);
  }

  pause() {
    this.stop();
    this.delay -= Date.now() - this.startedAt;
  }

  resume() {
    this.stop();
    this.startedAt = Date.now();
    this.timer = setTimeout(this.callback, this.delay);
  }

  stop() {
    clearTimeout(this.timer);
  }
}