/**
 * Polyfill crypto.getRandomValues for React Native environments.
 *
 * This runs once at SDK import time, before tweetnacl, @solana/web3.js,
 * uuid, jayson, or any other dependency tries to use crypto.
 *
 * Must be imported as the very first line in src/index.ts.
 */
import { getRandomValues } from 'expo-crypto';

if (typeof global !== 'undefined') {
  if (typeof global.crypto !== 'object') {
    (global as any).crypto = {};
  }
  if (typeof global.crypto.getRandomValues !== 'function') {
    (global.crypto as any).getRandomValues = getRandomValues;
  }
}

// Also polyfill `self` so tweetnacl's init finds crypto via self.crypto
if (typeof self === 'undefined' && typeof globalThis !== 'undefined') {
  (globalThis as any).self = globalThis;
}