Final Version char_inv Corruption

std::multimap<uint32, std::tuple<uint32, uint32, uint32>> LostItemContainer;

class ps_give_back_items : public PlayerScript
{
public:
    ps_give_back_items() : PlayerScript("give_items") {}

    void OnLogin(Player* player) override
    {
        bool hasReclaimed = false;
        auto result = CharacterDatabase.PQuery("SELECT reclaimed FROM characters WHERE guid=%u", player->GetGUIDLow());
        if (!result)
            return;
        hasReclaimed = result->Fetch()[0].GetUInt16() == 1 ? true : false;

        // We check if the player has the 4 initial bags, if they do, we stop the system
        if (hasReclaimed)
            return;

        uint32 guid = player->GetGUIDLow();
        // Equip 4 bags to players so that there's room to add items
        Item* bag = Item::CreateItem(73005, 1, player);
        for (uint32 i = INVENTORY_SLOT_BAG_START; i < INVENTORY_SLOT_BAG_END; i++)
            player->EquipItem(i, bag, true);

        // Inital query to select the guid and entry of all of the items that belong to the player
        auto result1 = CharacterDatabase.PQuery("SELECT guid, itemEntry, count FROM item_instance WHERE owner_guid = %u", guid);
        if (!result1)
            return;
        do
        {
            LostItemContainer.insert({ guid, std::make_tuple(result1->Fetch()[0].GetUInt32(), result1->Fetch()[1].GetUInt32(), result1->Fetch()[2].GetUInt32()) });
        } while (result1->NextRow());

        for (auto &it = LostItemContainer.find(guid); it != LostItemContainer.end(); it++)
        {
            ItemTemplate const* pProto = sObjectMgr->GetItemTemplate(std::get<1>(it->second));
            if (!pProto)
                continue;
            player->SendItemRetrievalMail(std::get<1>(it->second), std::get<2>(it->second));
        }
        CharacterDatabase.PExecute("UPDATE characters SET reclaimed = 1 WHERE guid=%u", guid);
        ChatHandler(player->GetSession()).SendSysMessage("|cffff0000CHECK YOUR MAIL!\nYou have successfully reclaimed your items. We apologize for the inconvenience.");
        player->GetSession()->SendAreaTriggerMessage("|cffff0000CHECK YOUR MAIL!!!\nYou have successfully reclaimed your items. We apologize for the inconvenience.");
    }
};

void AddSC_ps_give_back_items()
{
    new ps_give_back_items();
}