// Preload script for the VNCmail+ desktop shell. Runs in an isolated
// context with access to Node APIs, and exposes a minimal, explicit surface
// to the renderer via contextBridge - the renderer never gets direct Node or
// Electron access (contextIsolation + nodeIntegration: false, see main.ts).
import { contextBridge, ipcRenderer } from "electron";

export interface ShowNotificationOptions {
  body?: string;
  tag?: string;
}

export interface ShowNotificationResult {
  shown: boolean;
}

contextBridge.exposeInMainWorld("vnc", {
  isElectron: true,
  // Routes to Electron's own Notification API in main.ts (ipcMain.handle
  // "vnc:show-notification"). This is the desktop shell's native
  // notification path - it does not replace lib/web-push.ts's Web Push
  // (VAPID) path, which is what the browser/PWA deployment still uses.
  showNotification: (
    title: string,
    options?: ShowNotificationOptions,
  ): Promise<ShowNotificationResult> =>
    ipcRenderer.invoke("vnc:show-notification", title, options),
});