// Copyright (c) 2022 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.

#include "tests/shared/common/string_util.h"

#include <algorithm>
#include <iostream>
#include <sstream>

namespace client {

std::string AsciiStrToLower(const std::string& str) {
  std::string lowerStr = str;
  std::transform(lowerStr.begin(), lowerStr.end(), lowerStr.begin(), ::tolower);
  return lowerStr;
}

std::string AsciiStrReplace(const std::string& str,
                            const std::string& from,
                            const std::string& to) {
  std::string result = str;
  std::string::size_type pos = 0;
  std::string::size_type from_len = from.length();
  std::string::size_type to_len = to.length();
  do {
    pos = result.find(from, pos);
    if (pos != std::string::npos) {
      result.replace(pos, from_len, to);
      pos += to_len;
    }
  } while (pos != std::string::npos);
  return result;
}

std::vector<std::string> AsciiStrSplit(const std::string& str, char delim) {
  std::vector<std::string> result;
  std::stringstream ss(str);
  std::string item;

  while (getline(ss, item, delim)) {
    result.push_back(item);
  }

  return result;
}

}  // namespace client