/*
 * libfud
 * Copyright 2024 Dominick Allen
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "fud_c_file.hpp"

namespace fud {

CBinaryFileResult CBinaryFile::make(const String& filename, CFileMode mode)
{
    auto modeResult{String::makeFromCString(CBinaryFileModeFromFlags(mode))};
    if (modeResult.isError()) {
        return CBinaryFileResult::error(modeResult);
    }

    CBinaryFile binaryFile{};
    auto copyStatus = binaryFile.m_filename.copy(filename);
    if (copyStatus != FudStatus::Success) {
        return CBinaryFileResult::error(copyStatus);
    }
    binaryFile.m_mode = modeResult.takeOkay();
    binaryFile.m_modeFlags = mode;
    return CBinaryFileResult::okay(std::move(binaryFile));
}

CBinaryFileResult CBinaryFile::make(const String& filename, CFileMode mode, const char* extraFlags)
{
    auto modeResult{String::makeFromCStrings(CBinaryFileModeFromFlags(mode), extraFlags)};
    if (modeResult.isError()) {
        return CBinaryFileResult::error(modeResult);
    }

    CBinaryFile binaryFile{};
    auto copyStatus = binaryFile.m_filename.copy(filename);
    if (copyStatus != FudStatus::Success) {
        return CBinaryFileResult::error(copyStatus);
    }
    binaryFile.m_mode = modeResult.takeOkay();
    binaryFile.m_modeFlags = mode;
    return CBinaryFileResult::okay(std::move(binaryFile));
}

CBinaryFile::CBinaryFile(CBinaryFile&& rhs) noexcept :
    m_filename{std::move(rhs.m_filename)},
    m_mode{std::move(rhs.m_mode)},
    m_modeFlags{rhs.m_modeFlags},
    m_file{rhs.m_file}
{
    rhs.m_file = nullptr;
}

CBinaryFile::~CBinaryFile()
{
    close();
}

CBinaryFile& CBinaryFile::operator=(CBinaryFile&& rhs) noexcept
{
    close();

    m_filename = std::move(rhs.m_filename);
    m_mode = std::move(rhs.m_mode);
    m_modeFlags = rhs.m_modeFlags;
    m_file = rhs.m_file;

    rhs.m_file = nullptr;

    return *this;
}

CTextFileResult CTextFile::make(const String& filename, CFileMode mode)
{
    auto modeResult{String::makeFromCString(CBinaryFileModeFromFlags(mode))};
    if (modeResult.isError()) {
        return CTextFileResult::error(modeResult);
    }

    CTextFile textFile{};
    auto copyStatus = textFile.m_filename.copy(filename);
    if (copyStatus != FudStatus::Success) {
        return CTextFileResult::error(copyStatus);
    }
    textFile.m_mode = modeResult.takeOkay();
    textFile.m_modeFlags = mode;
    return CTextFileResult::okay(std::move(textFile));
}

CTextFileResult CTextFile::make(const String& filename, CFileMode mode, const char* extraFlags)
{
    auto modeResult{String::makeFromCStrings(CTextFileModeFromFlags(mode), extraFlags)};
    if (modeResult.isError()) {
        return CTextFileResult::error(modeResult);
    }

    CTextFile textFile{};
    auto copyStatus = textFile.m_filename.copy(filename);
    if (copyStatus != FudStatus::Success) {
        return CTextFileResult::error(copyStatus);
    }
    textFile.m_mode = modeResult.takeOkay();
    textFile.m_modeFlags = mode;
    return CTextFileResult::okay(std::move(textFile));
}

CTextFile::CTextFile(CTextFile&& rhs) noexcept :
    m_filename{std::move(rhs.m_filename)},
    m_mode{std::move(rhs.m_mode)},
    m_modeFlags{rhs.m_modeFlags},
    m_file{rhs.m_file}
{
    rhs.m_file = nullptr;
}

CTextFile::~CTextFile()
{
    close();
}

CTextFile& CTextFile::operator=(CTextFile&& rhs) noexcept
{
    close();

    m_filename = std::move(rhs.m_filename);
    m_mode = std::move(rhs.m_mode);
    m_modeFlags = rhs.m_modeFlags;
    m_file = rhs.m_file;

    rhs.m_file = nullptr;

    return *this;
}

} // namespace fud