@Override
public boolean validateBeforeStart(
EntityRef instigator, EntityRef workstation, EntityRef processEntity) {
if (!workstation.hasComponent(WorkstationInventoryComponent.class)) {
return false;
}
// Defer the heat calculation until it is actually needed
Float heat = null;
for (int slot : WorkstationInventoryUtils.getAssignedSlots(workstation, "INPUT")) {
HeatProcessedComponent processed =
InventoryUtils.getItemAt(workstation, slot).getComponent(HeatProcessedComponent.class);
if (processed != null) {
float heatRequired = processed.heatRequired;
if (heat == null) {
heat =
HeatUtils.calculateHeatForEntity(
workstation, CoreRegistry.get(BlockEntityRegistry.class));
}
if (heatRequired <= heat) {
final String result =
processed.blockResult != null ? processed.blockResult : processed.itemResult;
if (canOutputResult(workstation, result)) {
processEntity.addComponent(new SpecificInputSlotComponent(slot));
processEntity.addComponent(new OutputTypeComponent(result));
return true;
}
}
}
}
return false;
}
private boolean isInputSlot(EntityRef workstation, int slotNo) {
for (int slot : WorkstationInventoryUtils.getAssignedSlots(workstation, "INPUT")) {
if (slot == slotNo) {
return true;
}
}
return false;
}
@Override
public boolean isResponsibleForSlot(EntityRef workstation, int slotNo) {
if (isInputSlot(workstation, slotNo)) {
return true;
}
for (int slot : WorkstationInventoryUtils.getAssignedSlots(workstation, "OUTPUT")) {
if (slot == slotNo) {
return true;
}
}
return false;
}
private boolean canOutputResult(EntityRef workstation, String resultObject) {
EntityRef resultItem = createResultItem(resultObject);
try {
for (int outputSlot : WorkstationInventoryUtils.getAssignedSlots(workstation, "OUTPUT")) {
if (InventoryUtils.canStackInto(
resultItem, InventoryUtils.getItemAt(workstation, outputSlot))) {
return true;
}
}
} finally {
resultItem.destroy();
}
return false;
}
@Override
public void executeEnd(EntityRef instigator, EntityRef workstation, EntityRef processEntity) {
OutputTypeComponent output = processEntity.getComponent(OutputTypeComponent.class);
EntityRef toGive = createResultItem(output.type);
if (CoreRegistry.get(InventoryManager.class)
.giveItem(
workstation,
instigator,
toGive,
WorkstationInventoryUtils.getAssignedSlots(workstation, "OUTPUT"))) {
return;
}
toGive.destroy();
}