/** Attempts to extract essentia gas from the cell. returns the number of items extracted, null */
@Override
public IAEFluidStack extractItems(
final IAEFluidStack request, final Actionable mode, final BaseActionSource src) {
// Ensure there is a request, and that it is an essentia gas
if ((request == null)
|| (request.getFluid() == null)
|| (!(request.getFluid() instanceof GaseousEssentia))) {
// Invalid request.
return null;
}
// Get the aspect of the essentia
Aspect requestAspect = ((GaseousEssentia) request.getFluid()).getAspect();
// Calculate the amount of essentia to extract
long essentiaAmountRequested =
EssentiaConversionHelper.INSTANCE.convertFluidAmountToEssentiaAmount(
request.getStackSize());
// Is the requested amount a whole essentia?
if (essentiaAmountRequested == 0) {
// Can not extract partial amounts
return null;
}
// Extract
long extractedEssentiaAmount =
this.extractEssentiaFromCell(requestAspect, essentiaAmountRequested, mode);
// Did we extract any?
if (extractedEssentiaAmount == 0) {
// Nothing was extracted
return null;
}
// Copy the request
IAEFluidStack extractedFluid = request.copy();
/*
* NOTE: I don't like this 'fix'
* If the machine requesting the extraction is the IO port, lie and say that the full request
* was extracted. If I report the actual amount extracted, it gets hung in an infinite loop and
* suddenly the network thinks we only have 6mb of essentia gas stored.
*/
if (!((src instanceof MachineSource) && (((MachineSource) src).via instanceof TileIOPort))) {
// Not IO port, set the actual amount extracted
extractedFluid.setStackSize(
EssentiaConversionHelper.INSTANCE.convertEssentiaAmountToFluidAmount(
extractedEssentiaAmount));
}
return extractedFluid;
}
/** Attempts to add essentia gas to the cell. returns the number of items not added. */
@Override
public IAEFluidStack injectItems(
final IAEFluidStack input, final Actionable mode, final BaseActionSource src) {
// Ensure we have an input.
if ((input == null)) {
// No input
return null;
}
// Ensure the input is a gas
if ((input.getFluid() == null) || !(input.getFluid() instanceof GaseousEssentia)) {
// Invalid fluid
return input.copy();
}
// Ensure the essentia can be accepted
if (!this.canAccept(input)) {
// Can not accept this essentia
return input.copy();
}
// Get the aspect of the gas
Aspect essentiaAspect = ((GaseousEssentia) input.getFluid()).getAspect();
// Calculate the amount to store
long amountToStore =
EssentiaConversionHelper.INSTANCE.convertFluidAmountToEssentiaAmount(input.getStackSize());
// Is the amount a whole essentia?
if (amountToStore == 0) {
// Can not store partial amounts.
return input.copy();
}
// Get the amount not stored
long amountNotStored = this.addEssentiaToCell(essentiaAspect, amountToStore, mode);
// Was all stored?
if (amountNotStored == 0) {
// All was stored
return null;
}
// Copy the input
IAEFluidStack result = input.copy();
// Set the size to how much was left over
result.setStackSize(
EssentiaConversionHelper.INSTANCE.convertEssentiaAmountToFluidAmount(amountNotStored));
return result;
}
/** Gets the list of essentia gasses stored on the cell. */
@Override
public IItemList<IAEFluidStack> getAvailableItems(final IItemList<IAEFluidStack> availableList) {
for (AspectStack essentiaStack : this.storedEssentia) {
// Skip if null
if (essentiaStack == null) {
continue;
}
// Get the gas
GaseousEssentia essentiaGas = GaseousEssentia.getGasFromAspect(essentiaStack.aspect);
// Create the AE fluid stack
availableList.add(
EssentiaConversionHelper.INSTANCE.createAEFluidStackInEssentiaUnits(
essentiaGas, essentiaStack.stackSize));
}
return availableList;
}
