Extracts fluids from the world in minecraft: cauldron, waterlogged block, water source in-world. Fills the given tank one buckets worth

ExtractFluidMultiTarget.java

// PUBLIC DOMAIN
  public static void extractFluidFromBlock(Level level, BlockPos posTarget, IFluidHandler tank) {
    //fills always gonna be one bucket but we dont know what type yet
    //test if its a source block, or a waterlogged block
    BlockState targetState = level.getBlockState(posTarget);
    FluidState fluidState = level.getFluidState(posTarget);
    if (targetState.hasProperty(BlockStateProperties.WATERLOGGED) && targetState.getValue(BlockStateProperties.WATERLOGGED) == true) {
      //for waterlogged it is hardcoded to water
      int simFill = tank.fill(new FluidStack(new FluidStack(Fluids.WATER, FluidAttributes.BUCKET_VOLUME), FluidAttributes.BUCKET_VOLUME), FluidAction.SIMULATE);
      if (simFill == FluidAttributes.BUCKET_VOLUME
          && level.setBlockAndUpdate(posTarget, targetState.setValue(BlockStateProperties.WATERLOGGED, false))) {
        tank.fill(new FluidStack(Fluids.WATER, FluidAttributes.BUCKET_VOLUME), FluidAction.EXECUTE);
      }
    }
    else if (targetState.getBlock() == Blocks.WATER_CAULDRON) {
      int simFill = tank.fill(new FluidStack(new FluidStack(Fluids.WATER, FluidAttributes.BUCKET_VOLUME), FluidAttributes.BUCKET_VOLUME), FluidAction.SIMULATE);
      if (simFill == FluidAttributes.BUCKET_VOLUME
          && level.setBlockAndUpdate(posTarget, Blocks.CAULDRON.defaultBlockState())) {
        tank.fill(new FluidStack(
            new FluidStack(Fluids.WATER, FluidAttributes.BUCKET_VOLUME), FluidAttributes.BUCKET_VOLUME), FluidAction.EXECUTE);
      }
    }
    else if (targetState.getBlock() == Blocks.LAVA_CAULDRON) {
      //copypasta of water cauldron code
      int simFill = tank.fill(new FluidStack(new FluidStack(Fluids.LAVA, FluidAttributes.BUCKET_VOLUME), FluidAttributes.BUCKET_VOLUME), FluidAction.SIMULATE);
      if (simFill == FluidAttributes.BUCKET_VOLUME
          && level.setBlockAndUpdate(posTarget, Blocks.CAULDRON.defaultBlockState())) {
        tank.fill(new FluidStack(
            new FluidStack(Fluids.LAVA, FluidAttributes.BUCKET_VOLUME), FluidAttributes.BUCKET_VOLUME), FluidAction.EXECUTE);
      }
    }
    else if (fluidState != null && fluidState.isSource() && fluidState.getType() != null) { // from ze world
      //not just water. any fluid source block
      int simFill = tank.fill(new FluidStack(new FluidStack(fluidState.getType(), FluidAttributes.BUCKET_VOLUME), FluidAttributes.BUCKET_VOLUME), FluidAction.SIMULATE);
      if (simFill == FluidAttributes.BUCKET_VOLUME
          && level.setBlockAndUpdate(posTarget, Blocks.AIR.defaultBlockState())) {
        tank.fill(new FluidStack(fluidState.getType(), FluidAttributes.BUCKET_VOLUME), FluidAction.EXECUTE);
      }
    }
  }