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always get next game/replay id from database to avoid id collisions in multi-server mode

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This commit is contained in:
Max-Wilhelm Bruker 2012-03-17 23:01:56 +01:00
parent 9706ecd98a
commit c9a8429044
5 changed files with 38 additions and 25 deletions
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51
servatrice/src/servatrice.cpp
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@ -249,24 +249,6 @@ bool Servatrice::openDatabase()
}
std::cerr << "OK" << std::endl;
if (!nextGameId) {
QSqlQuery query;
if (!query.exec("select max(id) from " + dbPrefix + "_games"))
return false;
if (!query.next())
return false;
nextGameId = query.value(0).toInt() + 1;
qDebug() << "set nextGameId to " << nextGameId;
}
if (!nextReplayId) {
QSqlQuery query;
if (!query.exec("select max(id) from " + dbPrefix + "_replays"))
return false;
if (!query.next())
return false;
nextReplayId = query.value(0).toInt() + 1;
qDebug() << "set nextReplayId to " << nextReplayId;
}
return true;
}
@ -710,6 +692,34 @@ void Servatrice::statusUpdate()
execSqlQuery(query);
}
int Servatrice::getNextGameId()
{
if (databaseType == DatabaseNone)
return Server::getNextGameId();
checkSql();
QSqlQuery query;
query.prepare("insert into " + dbPrefix + "_games (time_started) values (now())");
execSqlQuery(query);
return query.lastInsertId().toInt();
}
int Servatrice::getNextReplayId()
{
if (databaseType == DatabaseNone)
return Server::getNextGameId();
checkSql();
QSqlQuery query;
query.prepare("insert into " + dbPrefix + "_replays () values ()");
execSqlQuery(query);
return query.lastInsertId().toInt();
}
void Servatrice::storeGameInformation(int secondsElapsed, const QSet<QString> &allPlayersEver, const QSet<QString> &allSpectatorsEver, const QList<GameReplay *> &replayList)
{
const ServerInfo_Game &gameInfo = replayList.first()->game_info();
@ -782,7 +792,7 @@ void Servatrice::storeGameInformation(int secondsElapsed, const QSet<QString> &a
return;
QSqlQuery query1;
query1.prepare("insert into " + dbPrefix + "_games (room_name, id, descr, creator_name, password, game_types, player_count, time_started, time_finished) values (:id_room, :id_game, :descr, :creator_name, :password, :game_types, :player_count, date_sub(now(), interval :seconds second), now())");
query1.prepare("update " + dbPrefix + "_games set room_name=:room_name, descr=:descr, creator_name=:creator_name, password=:password, game_types=:game_types, player_count=:player_count, time_finished=now() where id=:id_game");
query1.bindValue(":room_name", room->getName());
query1.bindValue(":id_game", gameInfo.game_id());
query1.bindValue(":descr", QString::fromStdString(gameInfo.description()));
@ -790,7 +800,6 @@ void Servatrice::storeGameInformation(int secondsElapsed, const QSet<QString> &a
query1.bindValue(":password", gameInfo.with_password() ? 1 : 0);
query1.bindValue(":game_types", gameTypes.isEmpty() ? QString("") : gameTypes.join(", "));
query1.bindValue(":player_count", gameInfo.max_players());
query1.bindValue(":seconds", secondsElapsed);
if (!execSqlQuery(query1))
return;
@ -801,7 +810,7 @@ void Servatrice::storeGameInformation(int secondsElapsed, const QSet<QString> &a
query2.execBatch();
QSqlQuery replayQuery1;
replayQuery1.prepare("insert into " + dbPrefix + "_replays (id, id_game, duration, replay) values (:id_replay, :id_game, :duration, :replay)");
replayQuery1.prepare("update " + dbPrefix + "_replays set id_game=:id_game, duration=:duration, replay=:replay where id=:id_replay");
replayQuery1.bindValue(":id_replay", replayIds);
replayQuery1.bindValue(":id_game", replayGameIds);
replayQuery1.bindValue(":duration", replayDurations);