repoindex/alpm/alpmdatabase.h

#ifndef ALPM_DATABASE_H
#define ALPM_DATABASE_H

#include "repository.h"
#include "list.h"

#include <QJsonArray>
#include <QMutex>
#include <QFuture>

#include <memory>

namespace RepoIndex {

class AlpmPackage;
class AlpmDatabase;

class PackageLoader
{
public:
    PackageLoader(AlpmDatabase *db);
    QFuture<void> &future();

private:
    QMutex m_mutex;
    QList<alpm_pkg_t *> m_packages;
    QFuture<void> m_future;
};

inline QFuture<void> &PackageLoader::future()
{
    return m_future;
}

class AlpmDatabase : public Repository
{
    friend class EmplacePackage;
public:
    explicit AlpmDatabase(alpm_db_t *dataBase, const QString &dbPath, QObject *parent = nullptr);
    PackageLoader *init();
//    explicit AlpmDatabase(const QString &dataBaseFile, QObject *parent = nullptr);

    RepositoryType type() const;
    PackageDetailAvailability requestsRequired(PackageDetail packageDetail) const;

    // operators
    bool operator ==(const AlpmDatabase &other) const;
    bool operator !=(const AlpmDatabase &other) const;

    // database meta data
    alpm_db_t *ptr();
    const QString &dataBaseFile() const;
    StringList servers() const;
    bool setServers(StringList servers);
    bool addServerUrls(const QStringList &urls);
    PackageList search(StringList terms) const;

signals:
    void initiated();

private:
    alpm_db_t *m_ptr;
    QString m_dbFile;
};

/*!
 * \brief Checks whether the specified ALPM database is equal the current instance.
 */
inline bool AlpmDatabase::operator ==(const AlpmDatabase &other) const
{
    return m_ptr == other.m_ptr;
}

/*!
 * \brief Checks whether the specified ALPM database is not equal to the current instance.
 */
inline bool AlpmDatabase::operator !=(const AlpmDatabase &other) const
{
    return m_ptr != other.m_ptr;
}

/*!
 * \brief Returns the pointer to the underlying database struct.
 */
inline alpm_db_t *AlpmDatabase::ptr()
{
    return m_ptr;
}

/*!
 * \brief Returns the path of the data base file.
 */
inline const QString &AlpmDatabase::dataBaseFile() const
{
    return m_dbFile;
}

/*!
 * \brief Returns the servers of the database.
 */
inline StringList AlpmDatabase::servers() const
{
    return alpm_db_get_servers(m_ptr);
}

/*!
 * \brief Sets the servers of the database.
 */
inline bool AlpmDatabase::setServers(StringList servers)
{
    return alpm_db_set_servers(m_ptr, servers.begin().ptr()) == 0;
}

/*!
 * \brief Performs a search using the build in ALPM function.
 */
inline PackageList AlpmDatabase::search(StringList terms) const
{
    return alpm_db_search(m_ptr, terms.begin().ptr());
}

} // namespace Alpm

#endif // ALPM_DATABASE_H