let timestamp = new Date ( ) . getTime ( ) ; export default ( roomId , cache = false ) : string => { if ( ! roomId ) return '' ; return roomId < 0 ? `https://p.qlogo.cn/gh/${ - roomId }/${ - roomId }/0` + ( cache ? '' : `?timestamp=${ timestamp }` ) : `https://q1.qlogo.cn/g?b=qq&nk=${ roomId }&s=140` + ( cache ? '' : `&timestamp=${ timestamp }` ) ; } ;