/****************************************************************************
**
** Copyright (C) 2020 Alexis Jeandet.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
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** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#include "mesonwrapper.h"
#include "utils/algorithm.h"
#include "utils/qtcassert.h"
#include <QUuid>

namespace {
template<typename First>
void impl_option_cat(QStringList &list, const First &first)
{
    list.append(first);
}

template<typename First, typename... T>
void impl_option_cat(QStringList &list, const First &first, const T &...args)
{
    impl_option_cat(list, first);
    impl_option_cat(list, args...);
}

template<typename... T>
QStringList options_cat(const T &...args)
{
    QStringList result;
    impl_option_cat(result, args...);
    return result;
}

} // namespace
namespace MesonProjectManager {
namespace Internal {

Command MesonWrapper::setup(const Utils::FilePath &sourceDirectory,
                            const Utils::FilePath &buildDirectory,
                            const QStringList &options) const
{
    return {m_exe,
            sourceDirectory,
            options_cat("setup", options, sourceDirectory.toString(), buildDirectory.toString())};
}

Command MesonWrapper::configure(const Utils::FilePath &sourceDirectory,
                                const Utils::FilePath &buildDirectory,
                                const QStringList &options) const
{
    if (!isSetup(buildDirectory))
        return setup(sourceDirectory, buildDirectory, options);
    return {m_exe, buildDirectory, options_cat("configure", options, buildDirectory.toString())};
}

Command MesonWrapper::regenerate(const Utils::FilePath &sourceDirectory,
                                 const Utils::FilePath &buildDirectory) const
{
    return {m_exe,
            buildDirectory,
            options_cat("--internal",
                        "regenerate",
                        sourceDirectory.toString(),
                        buildDirectory.toString(),
                        "--backend",
                        "ninja")};
}

Command MesonWrapper::introspect(const Utils::FilePath &sourceDirectory) const
{
    return {m_exe,
            sourceDirectory,
            {"introspect", "--all", QString("%1/meson.build").arg(sourceDirectory.toString())}};
}

} // namespace Internal
} // namespace MesonProjectManager