gradle=7.1.1, gradle migrateMappings

remappedSrc/dan200/computercraft/shared/util/WaterloggableHelpers.java

@@ -0,0 +1,64 @@
+/*
+ * This file is part of ComputerCraft - http://www.computercraft.info
+ * Copyright Daniel Ratcliffe, 2011-2021. Do not distribute without permission.
+ * Send enquiries to dratcliffe@gmail.com
+ */
+
+package dan200.computercraft.shared.util;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.fluid.FluidState;
+import net.minecraft.fluid.Fluids;
+import net.minecraft.item.ItemPlacementContext;
+import net.minecraft.state.property.BooleanProperty;
+import net.minecraft.state.property.Properties;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.WorldAccess;
+
+/**
+ * Represents a block which can be filled with water
+ *
+ * I'm fairly sure this exists on 1.14, but it's a useful convenience wrapper to have on 1.13.
+ */
+public final class WaterloggableHelpers
+{
+    public static final BooleanProperty WATERLOGGED = Properties.WATERLOGGED;
+
+    private WaterloggableHelpers()
+    {
+    }
+
+    /**
+     * Call from {@link net.minecraft.block.Block#getFluidState(BlockState)}.
+     *
+     * @param state The current state
+     * @return This waterlogged block's current fluid
+     */
+    public static FluidState getWaterloggedFluidState( BlockState state )
+    {
+        return state.get( WATERLOGGED ) ? Fluids.WATER.getStill( false ) : Fluids.EMPTY.getDefaultState();
+    }
+
+    /**
+     * Call from {@link net.minecraft.block.Block#updatePostPlacement(BlockState, Direction, BlockState, IWorld, BlockPos, BlockPos)}.
+     *
+     * @param state The current state
+     * @param world The position of this block
+     * @param pos   The world this block exists in
+     */
+    public static void updateWaterloggedPostPlacement( BlockState state, WorldAccess world, BlockPos pos )
+    {
+        if( state.get( WATERLOGGED ) )
+        {
+            world.getFluidTickScheduler()
+                .schedule( pos, Fluids.WATER, Fluids.WATER.getTickRate( world ) );
+        }
+    }
+
+    public static boolean getWaterloggedStateForPlacement( ItemPlacementContext context )
+    {
+        return context.getWorld()
+            .getFluidState( context.getBlockPos() )
+            .getFluid() == Fluids.WATER;
+    }
+}