unsigned Inventory::insert(unsigned itemId, unsigned amount)
{
if (!itemId || !amount)
return 0;
MessageOut invMsg(GPMSG_INVENTORY);
ItemClass *item = itemManager->getItem(itemId);
if (!item) {
LOG_ERROR("Inventory: Trying to insert invalid item id " << itemId
<< " (amount: " << amount << ")");
return amount;
}
unsigned maxPerSlot = item->getMaxPerSlot();
LOG_DEBUG("Inventory: Inserting " << amount << " item(s) Id: " << itemId
<< " for character '"
<< mCharacter->getComponent<BeingComponent>()->getName() << "'.");
InventoryData::iterator it, it_end = mPoss->inventory.end();
// Add to slots with existing items of this type first.
for (it = mPoss->inventory.begin(); it != it_end; ++it)
{
if (it->second.itemId == itemId)
{
// If the slot is full, try the next slot
if (it->second.amount >= maxPerSlot)
continue;
// Add everything that'll fit to the stack
unsigned short spaceLeft = maxPerSlot - it->second.amount;
if (spaceLeft >= amount)
{
it->second.amount += amount;
amount = 0;
LOG_DEBUG("Everything inserted at slot id: " << it->first);
}
else
{
it->second.amount += spaceLeft;
amount -= spaceLeft;
LOG_DEBUG(spaceLeft << " item(s) inserted at slot id: "
<< it->first);
}
invMsg.writeInt16(it->first);
invMsg.writeInt16(itemId);
invMsg.writeInt16(it->second.amount);
if (!amount)
break;
}
}
int slot = 0;
// We still have some left, so add to blank slots.
for (it = mPoss->inventory.begin();; ++it)
{
if (!amount)
break;
int lim = (it == it_end) ? INVENTORY_SLOTS : it->first;
while (amount && slot < lim)
{
int additions = std::min(amount, maxPerSlot);
mPoss->inventory[slot].itemId = itemId;
mPoss->inventory[slot].amount = additions;
amount -= additions;
LOG_DEBUG(additions << " item(s) inserted at slot id: " << slot);
invMsg.writeInt16(slot++); // Last read, so also increment
invMsg.writeInt16(itemId);
invMsg.writeInt16(additions);
}
++slot; // Skip the slot that the iterator points to
if (it == it_end)
break;
}
item->useTrigger(mCharacter, ITT_IN_INVY);
// Send that first, before checking potential removals
if (invMsg.getLength() > 2)
gameHandler->sendTo(mCharacter, invMsg);
return amount;
}
void Inventory::initialize()
{
/*
* Construct a set of item Ids to keep track of duplicate item Ids.
*/
std::set<unsigned> itemIds;
/*
* Construct a set of itemIds to keep track of duplicate itemIds.
*/
InventoryData::iterator it1;
for (it1 = mPoss->inventory.begin(); it1 != mPoss->inventory.end();)
{
ItemClass *item = itemManager->getItem(it1->second.itemId);
if (item)
{
// If the insertion succeeded, it's the first time we're
// adding the item in the inventory. Hence, we can trigger
// item presence in inventory effect.
if (itemIds.insert(it1->second.itemId).second)
item->useTrigger(mCharacter, ITT_IN_INVY);
++it1;
}
else
{
LOG_WARN("Inventory: deleting unknown item type "
<< it1->second.itemId << " from the inventory of '"
<< mCharacter->getComponent<BeingComponent>()->getName()
<< "'!");
mPoss->inventory.erase(it1++);
}
}
itemIds.clear();
/*
* Equipment effects can be cumulative if more than one item instance
* is equipped, but we check to trigger the item presence in equipment
* effect only based on the first item instance insertion.
*/
EquipData::iterator it2;
for (it2 = mPoss->equipSlots.begin(); it2 != mPoss->equipSlots.end();)
{
ItemClass *item = itemManager->getItem(it2->second.itemId);
if (item)
{
// TODO: Check equip conditions.
// If not all needed slots are there, put the item back
// in the inventory.
}
else
{
LOG_WARN("Equipment: deleting unknown item id "
<< it2->second.itemId << " from the equipment of '"
<< mCharacter->getComponent<BeingComponent>()->getName()
<< "'!");
mPoss->equipSlots.erase(it2++);
continue;
}
/*
* Apply all equip triggers at first item instance insertion
*/
if (itemIds.insert(it2->second.itemInstance).second)
{
itemManager->getItem(it2->second.itemId)
->useTrigger(mCharacter, ITT_EQUIP);
}
++it2;
}
}
void Inventory::initialise()
{
assert(!mDelayed);
InventoryData::iterator it1;
EquipData::const_iterator it2, it2_end = mPoss->equipSlots.end();
/*
* Apply all exists triggers.
* Remove unknown inventory items.
*/
ItemIdSet itemIds;
/*
* Construct a set of itemIds to keep track of duplicate itemIds.
*/
for (it1 = mPoss->inventory.begin(); it1 != mPoss->inventory.end();)
{
ItemClass *item = itemManager->getItem(it1->second.itemId);
if (item)
{
if (itemIds.insert(it1->second.itemId).second)
item->useTrigger(mClient, ITT_IN_INVY);
++it1;
}
else
{
LOG_WARN("Inventory: deleting unknown item type "
<< it1->second.itemId << " from the inventory of '"
<< mClient->getName()
<< "'!");
mPoss->inventory.erase(it1++);
}
}
itemIds.clear();
typedef std::set<unsigned int> SlotSet;
SlotSet equipment;
/*
* Construct a set of slot references from equipment to keep track of
* duplicate slot usage.
*/
for (it2 = mPoss->equipSlots.begin(); it2 != it2_end; ++it2)
{
if (equipment.insert(it2->second).second)
{
/*
* Perform checks for equipped items - check that all needed slots are available.
*/
// TODO - Not needed for testing everything else right now, but
// will be needed for production
/*
* Apply all equip triggers.
*/
itemManager->getItem(mPoss->inventory.at(it2->second).itemId)
->useTrigger(mClient, ITT_EQUIP);
}
}
equipment.clear();
checkSize();
}