export const OA_BASE = 'https://oa.fysxkj.com'
export const IM_HTTP = 'https://oa.fysxkj.com/im'
export const IM_WS = 'wss://oa.fysxkj.com/im/websocket'
export const LIVEKIT_WS = 'wss://oa.fysxkj.com/livekit'
export const BRAND = '风影随行通讯'

export function livekitPublicUrl(raw) {
  const trimmed = String(raw || '').trim().replace(/\/$/, '')
  if (!trimmed) return LIVEKIT_WS
  try {
    const u = new URL(trimmed)
    if (u.port === '7880' && (u.hostname === 'oa.fysxkj.com' || u.hostname === '47.96.23.244')) {
      return LIVEKIT_WS
    }
  } catch (_) {}
  return trimmed
}

export function callRoomOf(a, b) {
  return 'call-' + [String(a), String(b)].sort().join('-')
}