// app:hostname adapter — returns the OS hostname via Node's `os.hostname()`.
// The renderer has no Node access (contextIsolation is ON), so it must ask
// main for this value. Used by AuthContext on first launch to populate the
// `devices` row with a human-readable default device name.

import os from 'node:os';

import { ipcMain } from 'electron';

import { CHANNELS } from '../ipc-types';

export function register(): void {
  ipcMain.handle(CHANNELS.APP_HOSTNAME, (): string | null => {
    try {
      const h = os.hostname();
      return typeof h === 'string' && h.length > 0 ? h : null;
    } catch {
      return null;
    }
  });
}