/// <summary>
/// 窥探性获取而不真正获取
/// </summary>
/// <param name="model">道具原型</param>
/// <param name="amount">数量</param>
/// <param name="simulLoseItems">同时失去的道具</param>
/// <returns>实际获取数量</returns>
public int PeekGet(ItemBase model, int amount, params ItemWithAmount[] simulLoseItems)
{
if (!model || amount <= 0)
{
return(0);
}
return(PeekGet(model.CreateData(false), amount, simulLoseItems));
}
/// <summary>
/// 窥探性获取而不是真正获取
/// </summary>
/// <param name="model">道具原型</param>
/// <param name="amount">数量</param>
/// <param name="errorType">错误类型</param>
/// <param name="simulLoseItems">同时失去的道具</param>
/// <returns>是否可以获取</returns>
public bool PeekGet(ItemBase model, int amount, out InventoryError errorType, params ItemWithAmount[] simulLoseItems)
{
if (!model || amount <= 0)
{
errorType = InventoryError.Invalid;
return(false);
}
return(PeekGet(model.CreateData(false), amount, out errorType, simulLoseItems));
}
/// <summary>
/// 按原型放入道具
/// </summary>
/// <param name="model">道具原型</param>
/// <param name="amount">数量</param>
/// <param name="simulLoseItems">同时失去的道具</param>
public void Get(ItemBase model, int amount, params ItemWithAmount[] simulLoseItems)
{
if (customGetAction != null && customGetAction(new ItemData(model, false), amount))
{
return;
}
if (!model || amount < 1)
{
return;
}
WeightCost += model.Weight * amount;
if (simulLoseItems != null && simulLoseItems.Length > 0)
{
Lose(simulLoseItems);
}
ItemData item = null;
int oldAmount = 0;
if (keyedSlots.TryGetValue(model.ID, out var find))
{
ItemWithAmount iwa = null;
foreach (var slot in find)
{
oldAmount += slot.amount;
if (!item)
{
item = slot.item;
if (item)
{
items.TryGetValue(item.ID, out iwa);
}
}
int take = slot.Put(amount);
if (iwa)
{
iwa.amount += take;
}
amount -= take;
}
}
else
{
find = new List <ItemSlotData>();
keyedSlots.Add(model.ID, find);
}
CostEmptySlot(find);
OnItemAmountChanged?.Invoke(model, oldAmount, oldAmount + amount);
void CostEmptySlot(List <ItemSlotData> collection)
{
if (amount <= 0 || collection == null)
{
return;
}
if (model.StackAble && item == null)
{
item = model.CreateData(); //如果物品可叠加但没有在背包中找到，则这个是新物品
}
ItemSlotData temp;
for (int i = 0; i < amount / model.StackNum; i++)
{
temp = PutIntoEmptySlot(model.StackAble ? item : model.CreateData(), model.StackNum);
if (temp)
{
collection.Add(temp);
}
}
if (model.StackAble)
{
temp = PutIntoEmptySlot(item, amount % model.StackNum);
if (temp)
{
collection.Add(temp);
}
}
}
}