public static bool CanApply <TInstance>(MyInventoryBase items, ListReader <ImmutableInventoryAction> actions,
LuckyLoot.LootContext?luckContext = null,
ActionWithArg <TInstance, ImmutableInventoryAction>?errorReporter = null)
{
using (ItemCollection.Borrow(out var collection))
{
collection.OverwriteFrom(items);
return(Apply(collection, actions, luckContext, errorReporter));
}
}
public static bool Apply <TInstance>(MyInventoryBase items, ListReader <ImmutableInventoryAction> actions,
LuckyLoot.LootContext?luckContext = null, ActionWithArg <TInstance, ImmutableInventoryAction>?errorReporter = null)
{
var luck = luckContext ?? LuckyLoot.DefaultLoot;
var success = true;
foreach (var action in actions)
{
switch (action.Mode)
{
case ImmutableInventoryAction.InventoryActionMode.GiveTakeItem:
{
if (action.Amount > 0)
{
success = action.TargetId.TypeId == typeof(MyObjectBuilder_ItemTagDefinition)
? items.AddItemsWithTag(action.TargetId.SubtypeId, action.Amount)
: items.AddItems(action.TargetId, action.Amount);
}
else
{
success = action.TargetId.TypeId == typeof(MyObjectBuilder_ItemTagDefinition)
? items.RemoveItemsWithTag(action.TargetId.SubtypeId, -action.Amount)
: items.RemoveItems(action.TargetId, -action.Amount);
}
break;
}
case ImmutableInventoryAction.InventoryActionMode.RepairDamageItem:
{
var remaining = action.Amount;
if (action.TargetId.TypeId == typeof(MyObjectBuilder_ItemTagDefinition))
{
foreach (var item in items.Items)
{
if (item is MyDurableItem durable && item.HasTag(action.TargetId.SubtypeId))
{
ApplyDurability(durable, ref remaining);
if (durable.Durability == 0)
{
var broken = durable.GetDefinition().BrokenItem;
var amount = item.Amount;
if (!items.Remove(item))
{
break;
}
if (broken.HasValue && !items.AddItems(broken.Value, amount))
{
break;
}
}
if (remaining == 0)
{
break;
}
}
}
}
else
{
foreach (var item in items.Items)
{
if (item is MyDurableItem durable && item.DefinitionId == action.TargetId)
{
ApplyDurability(durable, ref remaining);
if (durable.Durability == 0)
{
var broken = durable.GetDefinition().BrokenItem;
var amount = item.Amount;
if (!items.Remove(item))
{
break;
}
if (broken.HasValue && !items.AddItems(broken.Value, amount))
{
break;
}
}
if (remaining == 0)
{
break;
}
}
}
}
success = remaining == 0;
break;
}
case ImmutableInventoryAction.InventoryActionMode.GiveTakeLootTable:
{
using (ItemCollection.Borrow(out var tmp))
{
using (PoolManager.Get(out HashSet <MyStringHash> tmpSet))
{
var table = MyDefinitionManager.Get <MyLootTableDefinition>(action.TargetId);
for (var pass = 0; pass < Math.Abs(action.Amount); pass++)
{
tmpSet.Clear();
tmp.GenerateLuckyContent(table, luck, tmpSet);
}
}
if (action.Amount > 0)
{
foreach (var item in tmp.Items)
{
success &= items.Add(item);
}
}
else
{
foreach (var item in tmp.Items)
{
success &= items.RemoveItems(item.DefinitionId, item.Amount);
}
}
}
break;
}
default:
throw new Exception("Bad mode");
}
if (!success)
{
errorReporter?.Invoke(action);
return(false);
}
}
return(success);
}
