import { gunzipSync, gzipSync } from 'fflate';

export const objectToPayload = (object: any) => {
  const asString = JSON.stringify(object);
  const asUint8Array = new TextEncoder().encode(asString);
  const asCompressedUint8Array = gzipSync(asUint8Array, { level: 9 });
  const asCompressedString = String.fromCharCode(...asCompressedUint8Array);
  const asBase64 = btoa(asCompressedString);
  return asBase64;
};

export const payloadToObject = (payload: string): any => {
  const asGzippedUint8String = atob(payload);
  const asGzippedUint8 = new Uint8Array(asGzippedUint8String.length);
  for (let i = 0; i < asGzippedUint8String.length; i++) {
    asGzippedUint8[i] = asGzippedUint8String.charCodeAt(i);
  }
  const asUint8 = gunzipSync(asGzippedUint8);
  const asString = new TextDecoder().decode(asUint8);
  return JSON.parse(asString);
};