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#pragma once

#include "pchtasksmergerinterface.h"
#include "pchtask.h"

namespace ClangBackEnd {

class PchTaskQueueInterface;

class PchTasksMerger final : public PchTasksMergerInterface
{
public:
    PchTasksMerger(PchTaskQueueInterface &pchTaskQueue)
        : m_pchTaskQueue(pchTaskQueue)
    {}

    void mergeTasks(PchTaskSets &&taskSets, Utils::SmallStringVector &&toolChainArguments) override;
    void removePchTasks(const ProjectPartIds &projectPartIds) override;

    static CompilerMacros mergeMacros(const CompilerMacros &firstCompilerMacros,
                                      const CompilerMacros &secondCompilerMacros);
    static bool hasDuplicates(const CompilerMacros &compilerMacros);

    static bool mergePchTasks(PchTask &first, PchTask &second);

    static void mergePchTasks(PchTasks &tasks);

private:
    void addProjectTasksToQueue(PchTaskSets &taskSets);
    void mergeSystemTasks(PchTaskSets &taskSets);

private:
    PchTaskQueueInterface &m_pchTaskQueue;
};

} // namespace ClangBackEnd
