import fetch from './fetch' ; type RateLimitHandler = < T > ( url : string , opts : RequestInit , retryTimeout : number , maxRetry : number , key ? : string ) => Promise < T > ; const rateLimitHandler = async ( url , opts , retryTimeout , maxRetry , key ? ) => { return new Promise ( ( resolve , reject ) => { const retryRateLimit = ( url , opts , retryTimeout , maxRetry , key ? ) : void => { if ( maxRetry && maxRetry < 1 ) { reject ( 'Max timeout exceeded' ) ; } setTimeout ( async ( ) => { try { const res = await fetch ( url , opts ) ; const data = await res . json ( ) ; if ( res . status === 429 ) { retryRateLimit ( url , opts , retryTimeout * 1.5 , maxRetry - retryTimeout , key ) ; } else { resolve ( data ) ; } } catch ( err ) { reject ( err ) ; } } , retryTimeout ) ; } ; retryRateLimit ( url , opts , retryTimeout , maxRetry , key ) ; } ) ; } ; export default rateLimitHandler ;