atriusmaps-node-sdk/dist/cjs/src/env.js

This project provides an API to Atrius Personal Wayfinder maps within a Node environment. See the README.md for more information

'use strict';

function buildEnv(app) {
  const desktopViewMinWidth = app.config.desktopViewMinWidth || 0;
  const isBrowser = typeof window !== "undefined";
  const supportsTouch = isBrowser && ("ontouchstart" in window || navigator.maxTouchPoints > 0);
  const isNarrow = () => isBrowser && innerWidth < desktopViewMinWidth;
  const isMobile = () => isNarrow();
  const isMobileReflow = () => isMobile() && innerHeight < 360;
  const isVeryNarrow = () => isMobile() && innerWidth < 320;
  const isDesktop = () => isBrowser && !isNarrow();
  const isLocalhost = () => location.host.startsWith("localhost") || location.host.startsWith("127.0.0.1");
  const env = {
    isBrowser,
    isMobile,
    isMobileReflow,
    isVeryNarrow,
    isLocalhost,
    isDesktop,
    supportsTouch
  };
  if (isBrowser) {
    window.addEventListener("resize", () => {
      app.bus.send("env/resize", {
        isMobile: env.isMobile(),
        isMobileReflow: env.isMobileReflow(),
        isVeryNarrow: env.isVeryNarrow()
      });
    });
  }
  return env;
}

exports.buildEnv = buildEnv;