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Add item stacking logic

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Gent 2020-09-30 13:29:56 -04:00
parent fb281b0237
commit 1eb806af58
1 changed files with 33 additions and 6 deletions
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39
src/ItemManager.cpp
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@ -98,10 +98,38 @@ void ItemManager::itemMoveHandler(CNSocket* sock, CNPacketData* data) {
resp.ToSlotItem = *toItem;
resp.FromSlotItem = *fromItem;
// swap items in session
sItemBase temp = *toItem;
*toItem = *fromItem;
*fromItem = temp;
// swap/stack items in session
Item* itemDat = getItemData(toItem->iID, toItem->iType);
if (itemDat->stackSize > 1 && itemDat == getItemData(fromItem->iID, fromItem->iType)) {
// items are stackable and identical, so run stacking logic
toItem->iOpt += fromItem->iOpt; // sum counts
fromItem->iOpt = 0; // deplete from item
if (toItem->iOpt > itemDat->stackSize) {
// handle overflow
fromItem->iOpt += (toItem->iOpt - itemDat->stackSize); // add overflow to fromItem
toItem->iOpt = itemDat->stackSize; // set toItem count to max
}
if (fromItem->iOpt == 0) { // from item count depleted
// delete item
fromItem->iID = 0;
fromItem->iType = 0;
fromItem->iTimeLimit = 0;
}
resp.iFromSlotNum = itemmove->iFromSlotNum;
resp.iToSlotNum = itemmove->iToSlotNum;
resp.FromSlotItem = *fromItem;
resp.ToSlotItem = *toItem;
} else {
// items not stackable; just swap them
sItemBase temp = *toItem;
*toItem = *fromItem;
*fromItem = temp;
resp.iFromSlotNum = itemmove->iToSlotNum;
resp.iToSlotNum = itemmove->iFromSlotNum;
}
// send equip change to viewable players
if (itemmove->eFrom == (int)SlotType::EQUIP || itemmove->eTo == (int)SlotType::EQUIP) {
@ -130,9 +158,8 @@ void ItemManager::itemMoveHandler(CNSocket* sock, CNPacketData* data) {
// send response
resp.eTo = itemmove->eFrom;
resp.iToSlotNum = itemmove->iFromSlotNum;
resp.eFrom = itemmove->eTo;
resp.iFromSlotNum = itemmove->iToSlotNum;
sock->sendPacket((void*)&resp, P_FE2CL_PC_ITEM_MOVE_SUCC, sizeof(sP_FE2CL_PC_ITEM_MOVE_SUCC));
}