Applied-Energistics-2-tiler.../me/storage/MEIInventoryWrapper.java

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package appeng.me.storage;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.ItemStack;
import appeng.api.config.Actionable;
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import appeng.api.networking.security.BaseActionSource;
import appeng.api.storage.IMEInventory;
import appeng.api.storage.StorageChannel;
import appeng.api.storage.data.IAEItemStack;
import appeng.api.storage.data.IItemList;
import appeng.util.InventoryAdaptor;
import appeng.util.Platform;
import appeng.util.item.AEItemStack;
public class MEIInventoryWrapper implements IMEInventory<IAEItemStack>
{
protected IInventory target;
protected InventoryAdaptor adaptor;
public MEIInventoryWrapper(IInventory m, InventoryAdaptor ia) {
target = m;
adaptor = ia;
}
@Override
public StorageChannel getChannel()
{
return StorageChannel.ITEMS;
}
@Override
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public IAEItemStack injectItems(IAEItemStack iox, Actionable mode, BaseActionSource src)
{
ItemStack input = iox.getItemStack();
if ( adaptor != null )
{
ItemStack is = mode == Actionable.SIMULATE ? adaptor.simulateAdd( input ) : adaptor.addItems( input );
if ( is == null )
return null;
return AEItemStack.create( is );
}
ItemStack out = Platform.cloneItemStack( input );
if ( mode == Actionable.MODULATE ) // absolutely no need for a first run in simulate mode.
{
for (int x = 0; x < target.getSizeInventory(); x++)
{
ItemStack t = target.getStackInSlot( x );
if ( Platform.isSameItem( t, input ) )
{
int oriStack = t.stackSize;
t.stackSize += out.stackSize;
target.setInventorySlotContents( x, t );
if ( t.stackSize > target.getInventoryStackLimit() )
{
t.stackSize = target.getInventoryStackLimit();
}
if ( t.stackSize > t.getMaxStackSize() )
{
t.stackSize = t.getMaxStackSize();
}
out.stackSize -= t.stackSize - oriStack;
if ( out.stackSize <= 0 )
{
return null;
}
}
}
}
for (int x = 0; x < target.getSizeInventory(); x++)
{
ItemStack t = target.getStackInSlot( x );
if ( t == null )
{
t = Platform.cloneItemStack( input );
t.stackSize = out.stackSize;
if ( t.stackSize > target.getInventoryStackLimit() )
{
t.stackSize = target.getInventoryStackLimit();
}
out.stackSize -= t.stackSize;
if ( mode == Actionable.MODULATE )
target.setInventorySlotContents( x, t );
if ( out.stackSize <= 0 )
{
return null;
}
}
}
return AEItemStack.create( out );
}
@Override
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public IAEItemStack extractItems(IAEItemStack request, Actionable mode, BaseActionSource src)
{
ItemStack Gathered = null;
ItemStack Req = request.getItemStack();
int request_stackSize = Req.stackSize;
if ( request_stackSize > Req.getMaxStackSize() )
{
request_stackSize = Req.getMaxStackSize();
}
Req.stackSize = request_stackSize;
if ( adaptor != null )
{
Gathered = adaptor.removeItems( Req.stackSize, Req, null );
}
else
{
Gathered = request.getItemStack();
Gathered.stackSize = 0;
// try to find matching inventories that already have it...
for (int x = 0; x < target.getSizeInventory(); x++)
{
ItemStack sub = target.getStackInSlot( x );
if ( Platform.isSameItem( sub, Req ) )
{
int reqNum = Req.stackSize;
if ( reqNum > sub.stackSize )
{
reqNum = Req.stackSize;
}
ItemStack retrieved = null;
if ( sub.stackSize < Req.stackSize )
{
retrieved = Platform.cloneItemStack( sub );
sub.stackSize = 0;
}
else
{
retrieved = sub.splitStack( Req.stackSize );
}
if ( sub.stackSize <= 0 )
target.setInventorySlotContents( x, null );
else
target.setInventorySlotContents( x, sub );
if ( retrieved != null )
{
Gathered.stackSize += retrieved.stackSize;
Req.stackSize -= retrieved.stackSize;
}
if ( request_stackSize == Gathered.stackSize )
{
return AEItemStack.create( Gathered );
}
}
}
if ( Gathered.stackSize == 0 )
{
return null;
}
}
return AEItemStack.create( Gathered );
}
@Override
public IItemList<IAEItemStack> getAvailableItems(IItemList out)
{
for (int x = 0; x < target.getSizeInventory(); x++)
{
out.addStorage( AEItemStack.create( target.getStackInSlot( x ) ) );
}
return out;
}
}