export const isTauri = typeof window !== 'undefined' && !!(window as any).__TAURI__

export function getApiBase(): string {
  if (isTauri) return 'http://localhost:8888'
  const stored = localStorage.getItem('proxy_url')
  if (stored) return stored
  const hostname = typeof window !== 'undefined' ? window.location.hostname : ''
  const isLocal = hostname === 'localhost' || hostname === '127.0.0.1'
  if (isLocal) return ''  // 走 Vite proxy → Rust proxy (8888)
  return window.location.origin
}