/*
    This file is part of the clazy static checker.

    Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
    Author: Sérgio Martins <sergio.martins@kdab.com>

    Copyright (C) 2015 Sergio Martins <smartins@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "detachingbase.h"
#include "StringUtils.h"
#include "QtUtils.h"
#include "clazy_stl.h"

#include <clang/AST/DeclCXX.h>
#include <llvm/ADT/StringRef.h>

#include <unordered_map>
#include <utility>
#include <vector>

class ClazyContext;

using namespace clang;
using namespace std;

DetachingBase::DetachingBase(const std::string &name, ClazyContext *context, Options options)
    : CheckBase(name, context, options)
{
}

bool DetachingBase::isDetachingMethod(CXXMethodDecl *method, DetachingMethodType detachingMethodType) const
{
    if (!method)
        return false;

    CXXRecordDecl *record = method->getParent();
    if (!record)
        return false;

    StringRef className = clazy::name(record);

    const std::unordered_map<string, std::vector<StringRef>> &methodsByType = detachingMethodType == DetachingMethod ? clazy::detachingMethods()
                                                                                                                     : clazy::detachingMethodsWithConstCounterParts();
    auto it = methodsByType.find(static_cast<std::string>(className));
    if (it != methodsByType.cend()) {
        const auto &methods = it->second;
        if (clazy::contains(methods, clazy::name(method)))
            return true;
    }

    return false;
}
