stack_wallet/lib/utilities/extensions/impl/string.dart

/* 
 * This file is part of Stack Wallet.
 * 
 * Copyright (c) 2023 Cypher Stack
 * All Rights Reserved.
 * The code is distributed under GPLv3 license, see LICENSE file for details.
 * Generated by Cypher Stack on 2023-05-26
 *
 */

import 'dart:convert';
import 'dart:core';
import 'dart:typed_data';

import 'package:dart_bs58/dart_bs58.dart';
import 'package:dart_bs58check/dart_bs58check.dart';
import 'package:hex/hex.dart';

import '../extensions.dart';

extension StringExtensions on String {
  Uint8List get toUint8ListFromUtf8 => Uint8List.fromList(utf8.encode(this));

  Uint8List get toUint8ListFromHex =>
      Uint8List.fromList(HEX.decode(startsWith("0x") ? substring(2) : this));

  Uint8List get toUint8ListFromBase58Encoded => bs58.decode(this);

  Uint8List get toUint8ListFromBase58CheckEncoded => bs58check.decode(this);

  BigInt get toBigIntFromHex => toUint8ListFromHex.toBigInt;

  String get toHexFromBase64 => base64Decode(LineSplitter.split(this).join())
      .map((e) => e.toRadixString(16).padLeft(2, '0'))
      .join();

  String get toHexReversedFromBase64 =>
      base64Decode(LineSplitter.split(this).join())
          .reversed
          .map((e) => e.toRadixString(16).padLeft(2, '0'))
          .join();

  /// Capitalize the first letter of a string.
  String capitalize() {
    return isEmpty ? this : "${this[0].toUpperCase()}${substring(1)}";
  }
}