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** Copyright (C) 2018 The Qt Company Ltd.
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** GNU General Public License Usage
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** General Public License version 3 as published by the Free Software
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#pragma once

#include "symbolindexertaskqueueinterface.h"
#include "symbolindexertask.h"

#include <filepathid.h>

#include <utils/smallstringvector.h>

#include <functional>
#include <vector>

namespace Sqlite {
class TransactionInterface;
}

namespace ClangBackEnd {

class SymbolIndexerTaskSchedulerInterface;
class SymbolsCollectorInterface;
class SymbolStorageInterface;

class SymbolIndexerTaskQueue final : public SymbolIndexerTaskQueueInterface
{
public:
    SymbolIndexerTaskQueue(SymbolIndexerTaskSchedulerInterface &symbolIndexerTaskScheduler)
        : m_symbolIndexerScheduler(symbolIndexerTaskScheduler)
    {}

    void addOrUpdateTasks(std::vector<SymbolIndexerTask> &&tasks);
    void removeTasks(const Utils::SmallStringVector &projectPartIds);

    const std::vector<SymbolIndexerTask> &tasks() const;

    std::size_t projectPartNumberId(Utils::SmallStringView projectPartId);
    std::vector<std::size_t> projectPartNumberIds(const Utils::SmallStringVector &projectPartIds)
    /* [[ensures result: std::is_sorted(result)]] */;

    void processTasks();
    void syncTasks();

private:
    std::vector<Utils::SmallString> m_projectPartIds;
    std::vector<SymbolIndexerTask> m_tasks;
    SymbolIndexerTaskSchedulerInterface &m_symbolIndexerScheduler;
};

} // namespace ClangBackEnd