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import { NativeModules } from 'https://esm.sh/react-native';
import { base64Decode } from 'https://deno.land/x/polkadot@0.2.40/wasm-util/base64.ts';import { xglobal } from 'https://deno.land/x/polkadot@0.2.40/x-global/mod.ts';
import { crypto as cryptoBrowser, getRandomValues as getRandomValuesBrowser } from './browser.ts';import { insecureRandomValues } from './fallback.ts';
export { packageInfo } from './packageInfo.ts';
interface RNExt {  ExpoRandom: {    getRandomBase64String: (length: number) => string;  };  RNGetRandomValues: {    getRandomBase64: (length: number) => string;  }}
/** * @internal * * A getRandomValues util that detects and uses the available RN * random utiliy generation functions. **/function getRandomValuesRn (output: Uint8Array): Uint8Array {  return base64Decode(    (NativeModules as RNExt).RNGetRandomValues      ? (NativeModules as RNExt).RNGetRandomValues.getRandomBase64(output.length)      : (NativeModules as RNExt).ExpoRandom.getRandomBase64String(output.length),    output  );}
export const getRandomValues = (  (typeof xglobal.crypto === 'object' && typeof xglobal.crypto.getRandomValues === 'function')    ? getRandomValuesBrowser    : (typeof xglobal.nativeCallSyncHook === 'undefined' || !NativeModules.ExpoRandom)      ? insecureRandomValues      : getRandomValuesRn);
export const crypto = (  getRandomValues === getRandomValuesBrowser    ? cryptoBrowser    : { getRandomValues });