flaschengeist-frontend/src/boot/filter.ts

import { boot } from 'quasar/wrappers';

export default boot(({ Vue }) => {
  function formatDate(date: Date) {
    let d = date.getDate().toString();
    if (d.length == 1) d = '0' + d;
    let m = date.getMonth().toString();
    if (m.length == 1) m = '0' + m;
    return `${d}.${m}.${date.getFullYear().toString()}`;
  }

  Vue.filter('date', formatDate);

  Vue.filter('dateTime', function(date: Date, seconds = false) {
    let H = date.getHours().toString();
    if (H.length == 1) H = `0${H}`;
    let M = date.getMinutes().toString();
    if (M.length == 1) M = `0${M}`;
    let S = '';
    if (seconds) {
      S =
        ':' +
        (date.getSeconds() > 9
          ? date.getSeconds().toString()
          : `0${date.getSeconds().toString()}`);
    }
    return `${H}:${M}${S} ${formatDate(date)}`;
  });
});