abstractify, add support for redstone/luminance

src/main/java/io/github/cottonmc/slopetest/block/SlopeTestBlock.java

@@ -5,27 +5,19 @@ import net.fabricmc.fabric.api.block.FabricBlockSettings;
 import net.minecraft.block.*;
 import net.minecraft.block.entity.BlockEntity;
 import net.minecraft.entity.EntityContext;
-import net.minecraft.entity.ItemEntity;
+import net.minecraft.item.*;
-import net.minecraft.entity.player.PlayerEntity;
-import net.minecraft.item.BlockItem;
-import net.minecraft.item.ItemPlacementContext;
-import net.minecraft.item.ItemStack;
-import net.minecraft.item.ItemUsageContext;
 import net.minecraft.state.StateFactory;
 import net.minecraft.state.property.DirectionProperty;
 import net.minecraft.state.property.Properties;
-import net.minecraft.util.Hand;
-import net.minecraft.util.hit.BlockHitResult;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Direction;
 import net.minecraft.util.shape.VoxelShape;
 import net.minecraft.util.shape.VoxelShapes;
 import net.minecraft.world.BlockView;
-import net.minecraft.world.World;
 
 import javax.annotation.Nullable;
 
-public class SlopeTestBlock extends Block implements BlockEntityProvider {
+public class SlopeTestBlock extends TemplateBlock {
 	public static final DirectionProperty FACING = Properties.HORIZONTAL_FACING;
 
 	public static final VoxelShape BASE = VoxelShapes.cuboid(0f, 0f, 0f, 1f, 0.5f, 1f);
@@ -36,12 +28,12 @@ public class SlopeTestBlock extends Block implements BlockEntityProvider {
 
 	public SlopeTestBlock() {
 		super(FabricBlockSettings.of(Material.WOOD).build());
-		this.setDefaultState(this.getStateFactory().getDefaultState().with(FACING, Direction.NORTH));
+		this.setDefaultState(this.getStateFactory().getDefaultState().with(FACING, Direction.NORTH).with(LIGHT, 0).with(REDSTONE, false));
 	}
 
 	@Override
 	protected void appendProperties(StateFactory.Builder<Block, BlockState> builder) {
-		builder.add(FACING);
+		builder.add(FACING, LIGHT, REDSTONE);
 	}
 
 	@Nullable
@@ -56,54 +48,6 @@ public class SlopeTestBlock extends Block implements BlockEntityProvider {
 		return getDefaultState().with(FACING, ctx.getPlayerFacing());
 	}
 
-	@Override
-	public boolean activate(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockHitResult hit) {
-		if (world.isClient || !(world.getBlockEntity(pos) instanceof SlopeTestEntity)) return true;
-		ItemStack stack = player.getStackInHand(hand);
-		if (stack.getItem() instanceof BlockItem) {
-			Block block = ((BlockItem)stack.getItem()).getBlock();
-			ItemPlacementContext ctx = new ItemPlacementContext(new ItemUsageContext(player, hand, hit));
-			BlockState placementState = block.getPlacementState(ctx);
-			if (placementState.getOutlineShape(world, pos) == VoxelShapes.fullCube() && !(block instanceof BlockEntityProvider)) {
-				SlopeTestEntity be = (SlopeTestEntity) world.getBlockEntity(pos);
-				if (be.getRenderedState().getBlock() == Blocks.AIR) {
-					be.setRenderedState(placementState);
-					if (!player.abilities.creativeMode) stack.decrement(1);
-				}
-			}
-		}
-		return true;
-	}
-
-	@Override
-	public boolean isOpaque(BlockState state) {
-		return false;
-	}
-
-	@Override
-	public boolean isSimpleFullBlock(BlockState state, BlockView view, BlockPos pos) {
-		return false;
-	}
-
-//	@Override
-//	public BlockRenderType getRenderType(BlockState state) {
-//		return BlockRenderType.INVISIBLE;
-//	}
-
-	@Override
-	public void onBlockRemoved(BlockState state, World world, BlockPos pos, BlockState newState, boolean boolean_1) {
-		BlockEntity be = world.getBlockEntity(pos);
-		if (be instanceof SlopeTestEntity) {
-			SlopeTestEntity slope = (SlopeTestEntity)be;
-			if (slope.getRenderedState().getBlock() != Blocks.AIR) {
-				ItemStack stack = new ItemStack(slope.getRenderedState().getBlock());
-				ItemEntity entity = new ItemEntity(world, pos.getX(), pos.getY(), pos.getZ(), stack);
-				world.spawnEntity(entity);
-			}
-		}
-		super.onBlockRemoved(state, world, pos, newState, boolean_1);
-	}
-
 	@Override
 	public VoxelShape getCollisionShape(BlockState state, BlockView view, BlockPos pos, EntityContext ctx) {
 		Direction dir = state.get(FACING);

src/main/java/io/github/cottonmc/slopetest/block/TemplateBlock.java

@@ -0,0 +1,143 @@
+package io.github.cottonmc.slopetest.block;
+
+import io.github.cottonmc.slopetest.SlopeTest;
+import io.github.cottonmc.slopetest.block.entity.TemplateBlockEntity;
+import io.github.cottonmc.slopetest.util.StateContainer;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockEntityProvider;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.entity.ItemEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.*;
+import net.minecraft.state.property.BooleanProperty;
+import net.minecraft.state.property.IntProperty;
+import net.minecraft.util.Hand;
+import net.minecraft.util.hit.BlockHitResult;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.util.shape.VoxelShapes;
+import net.minecraft.world.BlockView;
+import net.minecraft.world.World;
+
+public abstract class TemplateBlock extends Block implements BlockEntityProvider, StateContainer {
+	public static final IntProperty LIGHT = IntProperty.of("light", 0, 15);
+	public static final BooleanProperty REDSTONE = BooleanProperty.of("redstone");
+
+	public TemplateBlock(Settings settings) {
+		super(settings);
+	}
+
+	@Override
+	public boolean activate(BlockState state, World world, BlockPos pos, PlayerEntity player, Hand hand, BlockHitResult hit) {
+		if (world.isClient || !(world.getBlockEntity(pos) instanceof TemplateBlockEntity)) return true;
+		TemplateBlockEntity be = (TemplateBlockEntity) world.getBlockEntity(pos);
+		ItemStack stack = player.getStackInHand(hand);
+		if (stack.getItem() instanceof BlockItem) {
+			Block block = ((BlockItem)stack.getItem()).getBlock();
+			if (block == Blocks.REDSTONE_TORCH) {
+				be.addRedstone();
+				if (!player.abilities.creativeMode) stack.decrement(1);
+			}
+			ItemPlacementContext ctx = new ItemPlacementContext(new ItemUsageContext(player, hand, hit));
+			BlockState placementState = block.getPlacementState(ctx);
+			if (placementState.getOutlineShape(world, pos) == VoxelShapes.fullCube() && !(block instanceof BlockEntityProvider)) {
+				if (be.getRenderedState().getBlock() == Blocks.AIR) {
+					be.setRenderedState(placementState);
+					if (!player.abilities.creativeMode) stack.decrement(1);
+				}
+			}
+		} else if (stack.getItem() == Items.GLOWSTONE_DUST) {
+			be.addGlowstone();
+			if (!player.abilities.creativeMode) stack.decrement(1);
+		}
+		return true;
+	}
+
+	@Override
+	public boolean isOpaque(BlockState state) {
+		return false;
+	}
+
+	@Override
+	public boolean isSimpleFullBlock(BlockState state, BlockView view, BlockPos pos) {
+		return false;
+	}
+
+	@Override
+	public void onBlockRemoved(BlockState state, World world, BlockPos pos, BlockState newState, boolean bool) {
+		if (newState.getBlock() == SlopeTest.SLOPE) return;
+		BlockEntity be = world.getBlockEntity(pos);
+		if (be instanceof TemplateBlockEntity) {
+			TemplateBlockEntity template = (TemplateBlockEntity)be;
+			if (template.getRenderedState().getBlock() != Blocks.AIR) {
+				ItemStack stack = new ItemStack(template.getRenderedState().getBlock());
+				ItemEntity entity = new ItemEntity(world, pos.getX(), pos.getY(), pos.getZ(), stack);
+				world.spawnEntity(entity);
+			}
+			if (template.hasRedstone()) {
+				ItemStack stack = new ItemStack(Items.REDSTONE_TORCH);
+				ItemEntity entity = new ItemEntity(world, pos.getX(), pos.getY(), pos.getZ(), stack);
+				world.spawnEntity(entity);
+			}
+			if (template.hasGlowstone()) {
+				ItemStack stack = new ItemStack(Items.GLOWSTONE_DUST);
+				ItemEntity entity = new ItemEntity(world, pos.getX(), pos.getY(), pos.getZ(), stack);
+				world.spawnEntity(entity);
+			}
+		}
+		super.onBlockRemoved(state, world, pos, newState, bool);
+	}
+
+	@Override
+	public void neighborUpdate(BlockState state, World world, BlockPos pos, Block block, BlockPos posFrom, boolean bool) {
+		BlockEntity be = world.getBlockEntity(pos);
+		if (be instanceof TemplateBlockEntity) {
+			TemplateBlockEntity template = (TemplateBlockEntity)be;
+			BlockState beState = template.getRenderedState();
+			world.setBlockState(pos, state.with(LIGHT, template.hasGlowstone()? 15 : beState.getLuminance()).with(REDSTONE, template.hasRedstone() || beState.emitsRedstonePower()));
+		}
+	}
+
+	@Override
+	public int getLuminance(BlockState state) {
+		return state.get(LIGHT);
+	}
+
+	@Override
+	public boolean emitsRedstonePower(BlockState state) {
+		return state.get(REDSTONE);
+	}
+
+	@Override
+	public int getWeakRedstonePower(BlockState state, BlockView view, BlockPos pos, Direction dir) {
+		BlockEntity be = view.getBlockEntity(pos);
+		if (be instanceof TemplateBlockEntity) {
+			TemplateBlockEntity template = (TemplateBlockEntity)be;
+			if (template.hasRedstone()) return 15;
+			BlockState beState = template.getRenderedState();
+			return beState.getWeakRedstonePower(view, pos, dir);
+		}
+		return 0;
+	}
+
+	@Override
+	public int getStrongRedstonePower(BlockState state, BlockView view, BlockPos pos, Direction dir) {
+		BlockEntity be = view.getBlockEntity(pos);
+		if (be instanceof TemplateBlockEntity) {
+			TemplateBlockEntity template = (TemplateBlockEntity)be;
+			if (template.hasRedstone()) return 15;
+			BlockState beState = template.getRenderedState();
+			return beState.getStrongRedstonePower(view, pos, dir);
+		}
+		return 0;
+	}
+
+	@Override
+	public BlockState getContainedState(World world, BlockPos pos) {
+		BlockEntity be = world.getBlockEntity(pos);
+		if (be instanceof TemplateBlockEntity) return ((TemplateBlockEntity)be).getRenderedState();
+		return Blocks.AIR.getDefaultState();
+	}
+}

src/main/java/io/github/cottonmc/slopetest/block/entity/SlopeTestEntity.java

@@ -11,62 +11,10 @@ import net.minecraft.block.entity.BlockEntity;
 import net.minecraft.client.world.ClientWorld;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.util.math.Direction;
 
-public class SlopeTestEntity extends BlockEntity implements BlockEntityClientSerializable, RenderAttachmentBlockEntity {
+public class SlopeTestEntity extends TemplateBlockEntity {
-    private BlockState renderedState = Blocks.AIR.getDefaultState();
-    
 	public SlopeTestEntity() {
-		super(SlopeTest.SLOPE_ENTITY);
+		super(SlopeTest.SLOPE_ENTITY, SlopeTest.SLOPE);
 	}
-
-	public BlockState getRenderedState() {
-		return renderedState;
-	}
-
-	public void setRenderedState(BlockState state) {
-		this.renderedState = state;
-		markDirty();
-	}
-
-	@Override
-	public void fromTag(CompoundTag tag) {
-		super.fromTag(tag);
-		renderedState = BlockStateUtil.fromTag(tag);
-		if (world.isClient) {
-		    ((ClientWorld)world).scheduleBlockRender(pos);
-		}
-	}
-
-	@Override
-	public CompoundTag toTag(CompoundTag tag) {
-		super.toTag(tag);
-		BlockStateUtil.toTag(tag, renderedState);
-		return tag;
-	}
-
-	@Override
-	public void fromClientTag(CompoundTag tag) {
-		fromTag(tag);
-	}
-
-	@Override
-	public CompoundTag toClientTag(CompoundTag tag) {
-		return toTag(tag);
-	}
-
-	@Override
-	public void markDirty() {
-		super.markDirty();
-		if (!this.world.isClient) {
-			for (Object obj : PlayerStream.watching(this).toArray()) {
-				ServerPlayerEntity player = (ServerPlayerEntity) obj;
-				player.networkHandler.sendPacket(this.toUpdatePacket());
-			}
-		}
-	}
-
-    @Override
-    public BlockState getRenderAttachmentData() {
-        return renderedState;
-    }
 }

src/main/java/io/github/cottonmc/slopetest/block/entity/TemplateBlockEntity.java

@@ -0,0 +1,102 @@
+package io.github.cottonmc.slopetest.block.entity;
+
+import io.github.cottonmc.slopetest.util.BlockStateUtil;
+import net.fabricmc.fabric.api.block.entity.BlockEntityClientSerializable;
+import net.fabricmc.fabric.api.rendering.data.v1.RenderAttachmentBlockEntity;
+import net.fabricmc.fabric.api.server.PlayerStream;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.block.entity.BlockEntityType;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.util.math.Direction;
+
+public abstract class TemplateBlockEntity extends BlockEntity implements BlockEntityClientSerializable, RenderAttachmentBlockEntity {
+	protected BlockState renderedState = Blocks.AIR.getDefaultState();
+	protected boolean glowstone = false;
+	protected boolean redstone = false;
+	private Block baseBlock;
+
+	public TemplateBlockEntity(BlockEntityType<?> type, Block baseBlock) {
+		super(type);
+		this.baseBlock = baseBlock;
+	}
+
+	public BlockState getRenderedState() {
+		return renderedState;
+	}
+
+	public void setRenderedState(BlockState state) {
+		this.renderedState = state;
+		markDirty();
+	}
+
+	@Override
+	public void fromTag(CompoundTag tag) {
+		super.fromTag(tag);
+		renderedState = BlockStateUtil.fromTag(tag);
+		glowstone = tag.getBoolean("Glowstone");
+		redstone = tag.getBoolean("Redstone");
+		if (world != null && world.isClient) {
+			world.scheduleBlockRender(pos);
+		}
+	}
+
+	@Override
+	public CompoundTag toTag(CompoundTag tag) {
+		super.toTag(tag);
+		BlockStateUtil.toTag(tag, renderedState);
+		tag.putBoolean("Glowstone", glowstone);
+		tag.putBoolean("Redstone", redstone);
+		return tag;
+	}
+
+	@Override
+	public void fromClientTag(CompoundTag tag) {
+		fromTag(tag);
+	}
+
+	@Override
+	public CompoundTag toClientTag(CompoundTag tag) {
+		return toTag(tag);
+	}
+
+	@Override
+	public void markDirty() {
+		super.markDirty();
+		if (world != null && !world.isClient) {
+			for (Object obj : PlayerStream.watching(this).toArray()) {
+				ServerPlayerEntity player = (ServerPlayerEntity) obj;
+				player.networkHandler.sendPacket(this.toUpdatePacket());
+			}
+			world.updateNeighborsAlways(pos.offset(Direction.UP), baseBlock);
+			BlockState state = world.getBlockState(pos);
+			world.updateListeners(pos, state, state, 1);
+		}
+	}
+
+	@Override
+	public BlockState getRenderAttachmentData() {
+		return renderedState;
+	}
+
+	public boolean hasGlowstone() {
+		return glowstone;
+	}
+
+	public void addGlowstone() {
+		glowstone = true;
+		markDirty();
+	}
+
+	public boolean hasRedstone() {
+		return redstone;
+	}
+
+	public void addRedstone() {
+		redstone = true;
+		markDirty();
+	}
+}

src/main/java/io/github/cottonmc/slopetest/model/SlopeModelVariantProvider.java

@@ -3,6 +3,7 @@ package io.github.cottonmc.slopetest.model;
 import java.util.HashMap;
 
 import io.github.cottonmc.slopetest.SlopeTest;
+import io.github.cottonmc.slopetest.block.SlopeTestBlock;
 import net.fabricmc.fabric.api.client.model.ModelProviderContext;
 import net.fabricmc.fabric.api.client.model.ModelProviderException;
 import net.fabricmc.fabric.api.client.model.ModelVariantProvider;
@@ -10,6 +11,8 @@ import net.minecraft.block.BlockState;
 import net.minecraft.client.render.block.BlockModels;
 import net.minecraft.client.render.model.UnbakedModel;
 import net.minecraft.client.util.ModelIdentifier;
+import net.minecraft.util.BlockRotation;
+import net.minecraft.util.math.Direction;
 import net.minecraft.util.registry.Registry;
 
 public class SlopeModelVariantProvider implements ModelVariantProvider {
@@ -25,7 +28,7 @@ public class SlopeModelVariantProvider implements ModelVariantProvider {
             variants.put(BlockModels.getModelId(state), (SimpleUnbakedModel)() -> new SlopeTestModel(state));
         }
         
-        variants.put(new ModelIdentifier(Registry.ITEM.getId(SlopeTest.SLOPE.asItem()), "inventory"), (SimpleUnbakedModel)() -> new SlopeTestModel(SlopeTest.SLOPE.getDefaultState()));
+        variants.put(new ModelIdentifier(Registry.ITEM.getId(SlopeTest.SLOPE.asItem()), "inventory"), (SimpleUnbakedModel)() -> new SlopeTestModel(SlopeTest.SLOPE.getDefaultState().with(SlopeTestBlock.FACING, Direction.SOUTH)));
     }
     
     @Override

src/main/java/io/github/cottonmc/slopetest/util/StateContainer.java

@@ -0,0 +1,9 @@
+package io.github.cottonmc.slopetest.util;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+
+public interface StateContainer {
+	BlockState getContainedState(World world, BlockPos pos);
+}