// Preload shared by every add-on sidebar panel. Exposes a small, safe
// surface to the add-on's HTML. Main-side handlers derive the add-on
// identity from the sender's URL (the panel is always loaded from
// somewhere inside <userData>/addons/<id>/), so a random page that
// happens to see the API shape can't touch another add-on's storage.
const { contextBridge, ipcRenderer } = require("electron");
contextBridge.exposeInMainWorld("silentmode", {
  storage: {
    get: (key, fallback = null) => ipcRenderer.invoke("addon-storage-get", key, fallback),
    set: (key, value)           => ipcRenderer.invoke("addon-storage-set", key, value),
    all: ()                     => ipcRenderer.invoke("addon-storage-all"),
  },
  // Ask main which panel is currently visible — panels may want to
  // suspend expensive work when hidden.
  onVisibility: (cb) => ipcRenderer.on("sidebar-visibility", (_e, visible) => cb(!!visible)),
});