示例#1
0
void PoolGroup<Quest>::SpawnObject(ActivePoolData& spawns, uint32 limit, uint32 triggerFrom)
{
    sLog->outDebug(LOG_FILTER_POOLSYS, "PoolGroup<Quest>: Spawning pool %u", poolId);
    // load state from db
    if (!triggerFrom)
    {
        QueryResult result = CharacterDatabase.PQuery("SELECT quest_id FROM pool_quest_save WHERE pool_id = %u", poolId);
        if (result)
        {
            do
            {
                uint32 questId = result->Fetch()[0].GetUInt32();
                spawns.ActivateObject<Quest>(questId, poolId);
                PoolObject tempObj(questId, 0.0f);
                Spawn1Object(&tempObj);
                --limit;
            } while (result->NextRow() && limit);
            return;
        }
    }

    ActivePoolObjects currentQuests = spawns.GetActiveQuests();
    ActivePoolObjects newQuests;

    // always try to select different quests
    for (PoolObjectList::iterator itr = EqualChanced.begin(); itr != EqualChanced.end(); ++itr)
    {
        if (spawns.IsActiveObject<Quest>(itr->guid))
            continue;
        newQuests.insert(itr->guid);
    }

    // clear the pool
    DespawnObject(spawns);

    // recycle minimal amount of quests if possible count is lower than limit
    if (limit > newQuests.size() && !currentQuests.empty())
    {
        do
        {
            uint32 questId = SelectRandomContainerElement(currentQuests);
            newQuests.insert(questId);
            currentQuests.erase(questId);
        } while (newQuests.size() < limit && !currentQuests.empty()); // failsafe
    }

    if (newQuests.empty())
        return;

    // activate <limit> random quests
    do
    {
        uint32 questId = SelectRandomContainerElement(newQuests);
        spawns.ActivateObject<Quest>(questId, poolId);
        PoolObject tempObj(questId, 0.0f);
        Spawn1Object(&tempObj);
        newQuests.erase(questId);
        --limit;
    } while (limit && !newQuests.empty());

    // if we are here it means the pool is initialized at startup and did not have previous saved state
    if (!triggerFrom)
        sPoolMgr->SaveQuestsToDB();
}