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#include "base/file_stream.h"

#include <fstream>
#include <ios>

#include "base/strings/pfchar.h"
#include "base/strings/zstring_view.h"

namespace mozc {

InputFileStream::InputFileStream(zstring_view filename,
                                 std::ios_base::openmode mode) {
  open(filename, mode);
}

void InputFileStream::open(zstring_view filename,
                           std::ios_base::openmode mode) {
  // to_pfstring() changes encoding to utf-16 on Windows.
  std::ifstream::open(to_pfstring(filename), mode);
}

OutputFileStream::OutputFileStream(zstring_view filename,
                                   std::ios_base::openmode mode) {
  open(filename, mode);
}

void OutputFileStream::open(zstring_view filename,
                            std::ios_base::openmode mode) {
  // to_pfstring() changes encoding to utf-16 on Windows.
  std::ofstream::open(to_pfstring(filename), mode);
}

// Common implementations.

void InputFileStream::UnusedKeyMethod() {}   // go/definekeymethod
void OutputFileStream::UnusedKeyMethod() {}  // go/definekeymethod

}  // namespace mozc
