Lichttisch/preload.js

const { contextBridge, ipcRenderer } = require('electron');

const call = async (channel, ...args) => {
  const r = await ipcRenderer.invoke(channel, ...args);
  if (!r.ok) throw new Error(r.error);
  return r.data;
};

contextBridge.exposeInMainWorld('nc', {
  config: () => call('config'),
  restore: () => call('restore'),
  loginPassword: (server, user, pass, remember) => call('login-password', server, user, pass, remember),
  loginBrowser: (server, remember) => call('login-browser', server, remember),
  loginCancel: () => call('login-cancel'),
  logout: () => call('logout'),
  folder: (path) => call('folder', path),
  timeline: (offset, order) => call('timeline', offset, order),
  albums: () => call('albums'),
  album: (href) => call('album', href),
  openInNextcloud: (fileId) => call('open-in-nextcloud', fileId),
  toggleFullscreen: () => call('toggle-fullscreen'),
});