public static boolean handleRightClick(
IFluidHandler tank, ForgeDirection side, EntityPlayer player, boolean fill, boolean drain) {
if (player == null) return false;
ItemStack current = player.inventory.getCurrentItem();
if (current != null) {
FluidItemHelper.DrainReturn drainReturn =
FluidItemHelper.drainContainer(current, PROCESS_VOLUME);
if (fill && drainReturn.fluidDrained != null) {
int used = tank.fill(side, drainReturn.fluidDrained, true);
if (used > 0) {
drainReturn = FluidItemHelper.drainContainer(current, used);
if (!player.capabilities.isCreativeMode) {
player.inventory.setInventorySlotContents(
player.inventory.currentItem, drainReturn.container);
player.inventory.markDirty();
}
return true;
}
} else if (drain) {
FluidStack available = tank.drain(side, PROCESS_VOLUME, false);
if (available != null) {
FluidItemHelper.FillReturn fillReturn = FluidItemHelper.fillContainer(current, available);
if (fillReturn.amount > 0) {
if (current.stackSize > 1) {
if (!player.inventory.addItemStackToInventory(fillReturn.container)) return false;
player.inventory.setInventorySlotContents(
player.inventory.currentItem, InvTools.depleteItem(current));
player.inventory.markDirty();
} else {
player.inventory.setInventorySlotContents(
player.inventory.currentItem, fillReturn.container);
player.inventory.markDirty();
}
tank.drain(side, fillReturn.amount, true);
return true;
}
}
}
}
return false;
}
public static boolean drainContainers(
IFluidHandler fluidHandler, IInventory inv, int inputSlot, int outputSlot) {
ItemStack input = inv.getStackInSlot(inputSlot);
ItemStack output = inv.getStackInSlot(outputSlot);
if (input != null) {
FluidItemHelper.DrainReturn drain = FluidItemHelper.drainContainer(input, PROCESS_VOLUME);
if (drain.fluidDrained != null
&& (drain.container == null || hasPlaceToPutContainer(output, drain.container))) {
int used = fluidHandler.fill(ForgeDirection.UNKNOWN, drain.fluidDrained, false);
if ((drain.isAtomic && used == drain.fluidDrained.amount)
|| (!drain.isAtomic && drain.fluidDrained.amount > 0)) {
fluidHandler.fill(ForgeDirection.UNKNOWN, drain.fluidDrained, true);
storeContainer(inv, inputSlot, outputSlot, drain.container);
return true;
}
}
}
return false;
}