/** @file
 * @brief A document read from a InMemoryDatabase.
 */
/* Copyright (C) 2008,2009,2016 Olly Betts
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see
 * <https://www.gnu.org/licenses/>.
 */

#include <config.h>

#include "inmemory_document.h"

#include "inmemory_database.h"

#include "debuglog.h"

using namespace std;

string
InMemoryDocument::fetch_value(Xapian::valueno slot) const
{
    LOGCALL(DB, string, "InMemoryDocument::fetch_value", slot);
    const InMemoryDatabase * db;
    db = static_cast<const InMemoryDatabase*>(database.get());
    if (rare(did > db->valuelists.size()))
        RETURN(string());
    const auto& values_ = db->valuelists[did - 1];
    auto i = values_.find(slot);
    if (i == values_.end())
        RETURN(string());
    RETURN(i->second);
}

void
InMemoryDocument::fetch_all_values(map<Xapian::valueno, string> &values_) const
{
    LOGCALL_VOID(DB, "InMemoryDocument::fetch_all_values", values_);
    const InMemoryDatabase * db;
    db = static_cast<const InMemoryDatabase*>(database.get());
    if (db->closed) InMemoryDatabase::throw_database_closed();
    if (rare(did > db->valuelists.size())) {
        values_.clear();
        return;
    }
    values_ = db->valuelists[did - 1];
}

string
InMemoryDocument::fetch_data() const
{
    LOGCALL(DB, string, "InMemoryDocument::fetch_data", NO_ARGS);
    const InMemoryDatabase * db;
    db = static_cast<const InMemoryDatabase*>(database.get());
    if (db->closed) InMemoryDatabase::throw_database_closed();
    if (rare(did > db->valuelists.size()))
        RETURN(string());
    RETURN(db->doclists[did - 1]);
}
