import { contextBridge, ipcRenderer } from "electron";

const PICK_FOLDER_CHANNEL = "desktop:pick-folder";
const CONFIRM_CHANNEL = "desktop:confirm";
const CONTEXT_MENU_CHANNEL = "desktop:context-menu";
const OPEN_EXTERNAL_CHANNEL = "desktop:open-external";
const MENU_ACTION_CHANNEL = "desktop:menu-action";
const wsUrl = process.env.T3CODE_DESKTOP_WS_URL ?? null;

contextBridge.exposeInMainWorld("desktopBridge", {
  getWsUrl: () => wsUrl,
  pickFolder: () => ipcRenderer.invoke(PICK_FOLDER_CHANNEL) as Promise<string | null>,
  confirm: (message: string) => ipcRenderer.invoke(CONFIRM_CHANNEL, message) as Promise<boolean>,
  showContextMenu: (items: { id: string; label: string }[]) =>
    ipcRenderer.invoke(CONTEXT_MENU_CHANNEL, items) as Promise<string | null>,
  openExternal: (url: string) => ipcRenderer.invoke(OPEN_EXTERNAL_CHANNEL, url) as Promise<boolean>,
  onMenuAction: (listener: (action: string) => void) => {
    const wrappedListener = (_event: Electron.IpcRendererEvent, action: unknown) => {
      if (typeof action !== "string") return;
      listener(action);
    };

    ipcRenderer.on(MENU_ACTION_CHANNEL, wrappedListener);
    return () => {
      ipcRenderer.removeListener(MENU_ACTION_CHANNEL, wrappedListener);
    };
  },
});