Added changeling hive structures, carapace, and chitin

src/main/java/com/minelittlepony/unicopia/block/GrowableBlock.java

@@ -0,0 +1,68 @@
+package com.minelittlepony.unicopia.block;
+
+import java.util.function.Supplier;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.block.SnowBlock;
+import net.minecraft.block.SpreadableBlock;
+import net.minecraft.registry.tag.FluidTags;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.util.math.random.Random;
+import net.minecraft.world.WorldView;
+import net.minecraft.world.chunk.light.ChunkLightProvider;
+
+public class GrowableBlock extends SpreadableBlock {
+
+    private final Supplier<Block> dead;
+
+    protected GrowableBlock(Settings settings, Supplier<Block> converted) {
+        super(settings);
+        this.dead = converted;
+    }
+
+    @Override
+    public void randomTick(BlockState state, ServerWorld world, BlockPos pos, Random random) {
+        if (!canSurvive(state, world, pos)) {
+            world.setBlockState(pos, dead.get().getDefaultState());
+            return;
+        }
+
+        if (world.getLightLevel(pos.up()) >= 9) {
+            BlockState blockState = getDefaultState();
+            for (int i = 0; i < 4; i++) {
+                BlockPos blockPos = pos.add(
+                        random.nextInt(3) - 1,
+                        random.nextInt(5) - 3,
+                        random.nextInt(3) - 1
+                );
+
+                if (canSpread(blockState, world, blockPos)) {
+                    world.setBlockState(blockPos, blockState.with(SNOWY, world.getBlockState(blockPos.up()).isOf(Blocks.SNOW)));
+                }
+            }
+        }
+    }
+
+    private boolean canSpread(BlockState state, WorldView world, BlockPos pos) {
+        return world.getBlockState(pos).isOf(dead.get())
+                && !world.getFluidState(pos.up()).isIn(FluidTags.WATER)
+                && canSurvive(state, world, pos);
+    }
+
+    private boolean canSurvive(BlockState state, WorldView world, BlockPos pos) {
+        BlockPos above = pos.up();
+        BlockState stateAbove = world.getBlockState(above);
+        if (stateAbove.isOf(Blocks.SNOW) && stateAbove.get(SnowBlock.LAYERS) == 1) {
+            return true;
+        }
+        if (stateAbove.getFluidState().getLevel() == 8) {
+            return false;
+        }
+
+        return ChunkLightProvider.getRealisticOpacity(world, state, pos, stateAbove, above, Direction.UP, stateAbove.getOpacity(world, above)) < world.getMaxLightLevel();
+    }
+}

src/main/java/com/minelittlepony/unicopia/block/OrientedBlock.java

@@ -0,0 +1,35 @@
+package com.minelittlepony.unicopia.block;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.FacingBlock;
+import net.minecraft.item.ItemPlacementContext;
+import net.minecraft.state.StateManager;
+import net.minecraft.util.BlockMirror;
+import net.minecraft.util.BlockRotation;
+
+public class OrientedBlock extends FacingBlock {
+    protected OrientedBlock(Settings settings) {
+        super(settings);
+    }
+
+    @Override
+    protected void appendProperties(StateManager.Builder<Block, BlockState> builder) {
+        builder.add(FACING);
+    }
+
+    @Override
+    public BlockState rotate(BlockState state, BlockRotation rotation) {
+        return state.with(FACING, rotation.rotate(state.get(FACING)));
+    }
+
+    @Override
+    public BlockState mirror(BlockState state, BlockMirror mirror) {
+        return state.rotate(mirror.getRotation(state.get(FACING)));
+    }
+
+    @Override
+    public BlockState getPlacementState(ItemPlacementContext ctx) {
+        return getDefaultState().with(FACING, ctx.getPlayerLookDirection().getOpposite());
+    }
+}

src/main/java/com/minelittlepony/unicopia/block/UBlocks.java

@@ -113,6 +113,13 @@ public interface UBlocks {
             () -> UItems.APPLE_PIE_HOOF
     ));
 
+    Block CHITIN = register("chitin", new SnowyBlock(Settings.create().mapColor(MapColor.PALE_PURPLE).hardness(5).requiresTool().ticksRandomly()), ItemGroups.NATURAL);
+    Block SURFACE_CHITIN = register("surface_chitin", new GrowableBlock(Settings.copy(CHITIN), () -> CHITIN), ItemGroups.NATURAL);
+    Block CHISELLED_CHITIN = register("chiselled_chitin", new Block(Settings.create().mapColor(MapColor.PALE_PURPLE).hardness(5).requiresTool()), ItemGroups.BUILDING_BLOCKS);
+    Block CHISELLED_CHITIN_SLAB = register("chiselled_chitin_slab", new SlabBlock(Settings.copy(CHISELLED_CHITIN)), ItemGroups.BUILDING_BLOCKS);
+    Block CHISELLED_CHITIN_STAIRS = register("chiselled_chitin_stairs", new StairsBlock(CHISELLED_CHITIN.getDefaultState(), Settings.copy(CHISELLED_CHITIN)), ItemGroups.BUILDING_BLOCKS);
+    Block CHISELLED_CHITIN_HULL = register("chiselled_chitin_hull", new OrientedBlock(Settings.copy(CHISELLED_CHITIN)), ItemGroups.BUILDING_BLOCKS);
+
     SegmentedCropBlock OATS = register("oats", SegmentedCropBlock.create(11, 5, AbstractBlock.Settings.copy(Blocks.WHEAT), () -> UItems.OAT_SEEDS, null, null));
     SegmentedCropBlock OATS_STEM = register("oats_stem", OATS.createNext(5));
     SegmentedCropBlock OATS_CROWN = register("oats_crown", OATS_STEM.createNext(5));

src/main/java/com/minelittlepony/unicopia/item/UItems.java

@@ -160,12 +160,16 @@ public interface UItems {
     GlassesItem SUNGLASSES = register("sunglasses", new GlassesItem(new FabricItemSettings().maxCount(1)), ItemGroups.COMBAT);
     GlassesItem BROKEN_SUNGLASSES = register("broken_sunglasses", new GlassesItem(new FabricItemSettings().maxCount(1)), ItemGroups.COMBAT);
 
+
+    Item CARAPACE = register("carapace", new Item(new Item.Settings()), ItemGroups.INGREDIENTS);
+
     Item ALICORN_BADGE = register(Race.ALICORN);
     Item PEGASUS_BADGE = register(Race.PEGASUS);
     Item UNICORN_BADGE = register(Race.UNICORN);
     Item EARTH_BADGE = register(Race.EARTH);
     Item BAT_BADGE = register(Race.BAT);
     Item CHANGELING_BADGE = register(Race.CHANGELING);
+    Item KIRIN_BADGE = register(Race.KIRIN);
 
     private static <T extends Item> T register(String name, T item, RegistryKey<ItemGroup> group) {
         return ItemGroupRegistry.register(Unicopia.id(name), item, group);

src/main/resources/assets/unicopia/blockstates/chiselled_chitin.json

@@ -0,0 +1,5 @@
+{
+  "variants": {
+    "": { "model": "unicopia:block/chiselled_chitin" }
+  }
+}

src/main/resources/assets/unicopia/blockstates/chiselled_chitin_hull.json

@@ -0,0 +1,10 @@
+{
+  "variants": {
+    "facing=up": { "model": "unicopia:block/chiselled_chitin_hull" },
+    "facing=down": { "model": "unicopia:block/chiselled_chitin_hull", "x": 180 },
+    "facing=north": { "model": "unicopia:block/chiselled_chitin_hull", "x": 90 },
+    "facing=south": { "model": "unicopia:block/chiselled_chitin_hull", "x": -90 },
+    "facing=east": { "model": "unicopia:block/chiselled_chitin_hull", "x": 90, "y": 90 },
+    "facing=west": { "model": "unicopia:block/chiselled_chitin_hull", "x": 90, "y": -90 }
+  }
+}

src/main/resources/assets/unicopia/blockstates/chiselled_chitin_slab.json

@@ -0,0 +1,7 @@
+{
+  "variants": {
+    "type=double": { "model": "unicopia:block/chiselled_chitin" },
+    "type=bottom": { "model": "unicopia:block/chiselled_chitin_slab" },
+    "type=top": { "model": "unicopia:block/chiselled_chitin_slab_top" }
+  }
+}

src/main/resources/assets/unicopia/blockstates/chiselled_chitin_stairs.json

@@ -0,0 +1,209 @@
+{
+  "variants": {
+    "facing=east,half=bottom,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "y": 270
+    },
+    "facing=east,half=bottom,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner"
+    },
+    "facing=east,half=bottom,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "y": 270
+    },
+    "facing=east,half=bottom,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer"
+    },
+    "facing=east,half=bottom,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs"
+    },
+    "facing=east,half=top,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180
+    },
+    "facing=east,half=top,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180,
+      "y": 90
+    },
+    "facing=east,half=top,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180
+    },
+    "facing=east,half=top,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180,
+      "y": 90
+    },
+    "facing=east,half=top,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "x": 180
+    },
+    "facing=north,half=bottom,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "y": 180
+    },
+    "facing=north,half=bottom,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "y": 270
+    },
+    "facing=north,half=bottom,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "y": 180
+    },
+    "facing=north,half=bottom,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "y": 270
+    },
+    "facing=north,half=bottom,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "y": 270
+    },
+    "facing=north,half=top,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180,
+      "y": 270
+    },
+    "facing=north,half=top,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180
+    },
+    "facing=north,half=top,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180,
+      "y": 270
+    },
+    "facing=north,half=top,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180
+    },
+    "facing=north,half=top,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "x": 180,
+      "y": 270
+    },
+    "facing=south,half=bottom,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner"
+    },
+    "facing=south,half=bottom,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "y": 90
+    },
+    "facing=south,half=bottom,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer"
+    },
+    "facing=south,half=bottom,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "y": 90
+    },
+    "facing=south,half=bottom,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "y": 90
+    },
+    "facing=south,half=top,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180,
+      "y": 90
+    },
+    "facing=south,half=top,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180,
+      "y": 180
+    },
+    "facing=south,half=top,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180,
+      "y": 90
+    },
+    "facing=south,half=top,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180,
+      "y": 180
+    },
+    "facing=south,half=top,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "x": 180,
+      "y": 90
+    },
+    "facing=west,half=bottom,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "y": 90
+    },
+    "facing=west,half=bottom,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "y": 180
+    },
+    "facing=west,half=bottom,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "y": 90
+    },
+    "facing=west,half=bottom,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "y": 180
+    },
+    "facing=west,half=bottom,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "y": 180
+    },
+    "facing=west,half=top,shape=inner_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180,
+      "y": 180
+    },
+    "facing=west,half=top,shape=inner_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_inner",
+      "uvlock": true,
+      "x": 180,
+      "y": 270
+    },
+    "facing=west,half=top,shape=outer_left": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180,
+      "y": 180
+    },
+    "facing=west,half=top,shape=outer_right": {
+      "model": "unicopia:block/chiselled_chitin_stairs_outer",
+      "uvlock": true,
+      "x": 180,
+      "y": 270
+    },
+    "facing=west,half=top,shape=straight": {
+      "model": "unicopia:block/chiselled_chitin_stairs",
+      "uvlock": true,
+      "x": 180,
+      "y": 180
+    }
+  }
+}

src/main/resources/assets/unicopia/blockstates/chitin.json

@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "": { "model": "unicopia:block/chitin" }
+    }
+}

src/main/resources/assets/unicopia/blockstates/surface_chitin.json

@@ -0,0 +1,6 @@
+{
+    "variants": {
+        "snowy=false": { "model": "unicopia:block/surface_chitin" },
+        "snowy=true": { "model": "unicopia:block/surface_chitin_snowy" }
+    }
+}

src/main/resources/assets/unicopia/lang/en_us.json

@@ -99,6 +99,8 @@
   "item.unicopia.pineapple_crown": "Pineapple Crown",
   "item.unicopia.sunglasses": "Sunglasses",
   "item.unicopia.broken_sunglasses": "Broken Sunglasses",
+  
+  "item.unicopia.carapace": "Carapace",
 
   "item.unicopia.pebbles": "Pebbles",
   "item.unicopia.rock": "Rock",
@@ -203,6 +205,13 @@
   "block.unicopia.sour_apple_leaves": "Sour Apple Leaves",
   "block.unicopia.sour_apple_sapling": "Sour Apple Sapling",
   "block.unicopia.sour_apple_sprout": "Sour Apple Sprout",
+  
+  "block.unicopia.surface_chitin": "Surface Chitin",
+  "block.unicopia.chitin": "Chitin",
+  "block.unicopia.chiselled_chitin": "Chiselled Chitin",
+  "block.unicopia.chiselled_chitin_hull": "Chiselled Chitin Hull",
+  "block.unicopia.chiselled_chitin_slab": "Chiselled Chitin Slab",
+  "block.unicopia.chiselled_chitin_stairs": "Chiselled Chitin Stairs",
 
   "block.unicopia.oats": "Oats",
   "block.unicopia.oats_stem": "Oats",

src/main/resources/assets/unicopia/models/block/chiselled_chitin.json

@@ -0,0 +1,6 @@
+{
+    "parent": "minecraft:block/cube_all",
+    "textures": {
+        "all": "unicopia:block/chiselled_chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/chiselled_chitin_hull.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/cube_bottom_top",
+    "textures": {
+        "bottom": "unicopia:block/chitin",
+        "top": "unicopia:block/chiselled_chitin",
+        "side": "unicopia:block/chiselled_chitin_half"
+    }
+}

src/main/resources/assets/unicopia/models/block/chiselled_chitin_slab.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/slab",
+    "textures": {
+        "bottom": "unicopia:block/chiselled_chitin",
+        "side": "unicopia:block/chiselled_chitin",
+        "top": "unicopia:block/chiselled_chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/chiselled_chitin_slab_top.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/slab_top",
+    "textures": {
+        "bottom": "unicopia:block/chiselled_chitin",
+        "side": "unicopia:block/chiselled_chitin",
+        "top": "unicopia:block/chiselled_chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/chiselled_chitin_stairs.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/stairs",
+    "textures": {
+        "bottom": "unicopia:block/chiselled_chitin",
+        "side": "unicopia:block/chiselled_chitin",
+        "top": "unicopia:block/chiselled_chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/chiselled_chitin_stairs_inner.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/inner_stairs",
+    "textures": {
+        "bottom": "unicopia:block/chiselled_chitin",
+        "side": "unicopia:block/chiselled_chitin",
+        "top": "unicopia:block/chiselled_chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/chiselled_chitin_stairs_outer.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/outer_stairs",
+    "textures": {
+        "bottom": "unicopia:block/chiselled_chitin",
+        "side": "unicopia:block/chiselled_chitin",
+        "top": "unicopia:block/chiselled_chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/chitin.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/cube_bottom_top",
+    "textures": {
+        "bottom": "unicopia:block/chitin_bottom",
+        "top": "unicopia:block/chitin",
+        "side": "unicopia:block/chitin"
+    }
+}

src/main/resources/assets/unicopia/models/block/surface_chitin.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/cube_bottom_top",
+    "textures": {
+        "bottom": "unicopia:block/chitin_bottom",
+        "top": "unicopia:block/chitin_top",
+        "side": "unicopia:block/chitin_side"
+    }
+}

src/main/resources/assets/unicopia/models/block/surface_chitin_snowy.json

@@ -0,0 +1,8 @@
+{
+    "parent": "minecraft:block/cube_bottom_top",
+    "textures": {
+        "bottom": "unicopia:block/chitin",
+        "top": "unicopia:block/chitin_top",
+        "side": "unicopia:block/chitin_side_snow_covered"
+    }
+}

src/main/resources/assets/unicopia/models/item/carapace.json

@@ -0,0 +1,6 @@
+{
+    "parent": "item/generated",
+    "textures": {
+        "layer0": "unicopia:item/carapace"
+    }
+}

src/main/resources/assets/unicopia/models/item/chiselled_chitin.json

@@ -0,0 +1,3 @@
+{
+    "parent": "unicopia:block/chiselled_chitin"
+}

src/main/resources/assets/unicopia/models/item/chiselled_chitin_hull.json

@@ -0,0 +1,3 @@
+{
+    "parent": "unicopia:block/chiselled_chitin_hull"
+}

src/main/resources/assets/unicopia/models/item/chiselled_chitin_slab.json

@@ -0,0 +1,3 @@
+{
+    "parent": "unicopia:block/chiselled_chitin_slab"
+}

src/main/resources/assets/unicopia/models/item/chiselled_chitin_stairs.json

@@ -0,0 +1,3 @@
+{
+    "parent": "unicopia:block/chiselled_chitin_stairs"
+}

src/main/resources/assets/unicopia/models/item/chitin.json

@@ -0,0 +1,3 @@
+{
+    "parent": "unicopia:block/chitin"
+}

src/main/resources/assets/unicopia/models/item/surface_chitin.json

@@ -0,0 +1,3 @@
+{
+    "parent": "unicopia:block/surface_chitin"
+}

src/main/resources/data/minecraft/tags/blocks/mineable/pickaxe.json

@@ -3,6 +3,10 @@
   "values": [
     "unicopia:rocks",
     "unicopia:frosted_obsidian",
-    "unicopia:weather_vane"
+    "unicopia:weather_vane",
+    "unicopia:chiselled_chitin",
+    "unicopia:chiselled_chitin_slab",
+    "unicopia:chiselled_chitin_stairs",
+    "unicopia:chiselled_chitin_hull"
   ]
 }

src/main/resources/data/minecraft/tags/blocks/mineable/shovel.json

@@ -0,0 +1,7 @@
+{
+  "replace": false,
+  "values": [
+    "unicopia:chitin",
+    "unicopia:surface_chitin"
+  ]
+}

src/main/resources/data/unicopia/loot_tables/blocks/chiselled_chitin.json

@@ -0,0 +1,20 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:chiselled_chitin"
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    }
+  ]
+}

src/main/resources/data/unicopia/loot_tables/blocks/chiselled_chitin_hull.json

@@ -0,0 +1,49 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:chitin",
+          "functions": [
+            {
+              "add": false,
+              "count": 2,
+              "function": "minecraft:set_count"
+            }
+          ]
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    },
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:chiselled_chitin",
+          "functions": [
+            {
+              "add": false,
+              "count": 2,
+              "function": "minecraft:set_count"
+            }
+          ]
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    }
+  ]
+}

src/main/resources/data/unicopia/loot_tables/blocks/chiselled_chitin_slab.json

@@ -0,0 +1,36 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:chiselled_chitin_slab",
+          "functions": [
+            {
+              "add": false,
+              "count": 2,
+              "function": "minecraft:set_count",
+              "conditions": [
+                {
+                  "block": "unicopia:chiselled_chitin_slab",
+                  "condition": "minecraft:block_state_property",
+                  "properties": {
+                    "type": "double"
+                  }
+                }
+              ]
+            }
+          ]
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    }
+  ]
+}

src/main/resources/data/unicopia/loot_tables/blocks/chiselled_chitin_stairs.json

@@ -0,0 +1,20 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:chiselled_chitin_stairs"
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    }
+  ]
+}

src/main/resources/data/unicopia/loot_tables/blocks/chitin.json

@@ -0,0 +1,27 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:carapace",
+          "functions": [
+            {
+              "add": false,
+              "count": 9,
+              "function": "minecraft:set_count"
+            }
+          ]
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    }
+  ]
+}

src/main/resources/data/unicopia/loot_tables/blocks/surface_chitin.json

@@ -0,0 +1,27 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "rolls": 1.0,
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "unicopia:carapace",
+          "functions": [
+            {
+              "add": false,
+              "count": 9,
+              "function": "minecraft:set_count"
+            }
+          ]
+        }
+      ],
+      "conditions": [
+        {
+          "condition": "minecraft:survives_explosion"
+        }
+      ]
+    }
+  ]
+}

src/main/resources/data/unicopia/recipes/chiselled_chitin.json

@@ -0,0 +1,13 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "pattern": [
+    "##",
+    "##"
+  ],
+  "key": {
+    "#": [
+      { "item": "unicopia:chitin" }
+    ]
+  },
+  "result": { "item": "unicopia:chiselled_chitin", "count": 4 }
+}

src/main/resources/data/unicopia/recipes/chiselled_chitin_hull.json

@@ -0,0 +1,16 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "pattern": [
+    "##",
+    "%%"
+  ],
+  "key": {
+    "#": [
+      { "item": "unicopia:chiselled_chitin" }
+    ],
+    "%": [
+      { "item": "unicopia:chitin" }
+    ]
+  },
+  "result": { "item": "unicopia:chiselled_chitin_hull", "count": 4 }
+}

src/main/resources/data/unicopia/recipes/chiselled_chitin_slab.json

@@ -0,0 +1,12 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "pattern": [
+    "###"
+  ],
+  "key": {
+    "#": [
+      { "item": "unicopia:chiselled_chitin" }
+    ]
+  },
+  "result": { "item": "unicopia:chiselled_chitin_slab", "count": 6 }
+}

src/main/resources/data/unicopia/recipes/chiselled_chitin_stairs.json

@@ -0,0 +1,14 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "pattern": [
+    "#  ",
+    "## ",
+    "###"
+  ],
+  "key": {
+    "#": [
+      { "item": "unicopia:chiselled_chitin" }
+    ]
+  },
+  "result": { "item": "unicopia:chiselled_chitin_stairs", "count": 4 }
+}

src/main/resources/data/unicopia/recipes/chitin.json

@@ -0,0 +1,14 @@
+{
+  "type": "minecraft:crafting_shaped",
+  "pattern": [
+    "###",
+    "###",
+    "###"
+  ],
+  "key": {
+    "#": [
+      { "item": "unicopia:carapace" }
+    ]
+  },
+  "result": { "item": "unicopia:chitin", "count": 1 }
+}

src/main/resources/data/unicopia/tags/items/groups/changeling.json

@@ -1,6 +1,13 @@
 {
   "replace": false,
   "values": [
+    "unicopia:carapace",
+    "unicopia:surface_chitin",
+    "unicopia:chitin",
+    "unicopia:chiselled_chitin",
+    "unicopia:chiselled_chitin_slab",
+    "unicopia:chiselled_chitin_stairs",
+    "unicopia:chiselled_chitin_hull",
     "#unicopia:food_types/cooked_meat",
     "#unicopia:food_types/raw_meat",
     "#unicopia:food_types/raw_insect",

src/main/resources/data/unicopia/worldgen/structure/abandoned_changeling_hive.json

@@ -0,0 +1,15 @@
+{
+  "type": "minecraft:jigsaw",
+  "biomes": "#minecraft:is_forest",
+  "max_distance_from_center": 112,
+  "project_start_to_heightmap": "WORLD_SURFACE_WG",
+  "size": 7,
+  "spawn_overrides": {},
+  "start_height": {
+    "absolute": -6
+  },
+  "start_pool": "unicopia:changeling_hive/start",
+  "step": "underground_decoration",
+  "terrain_adaptation": "beard_box",
+  "use_expansion_hack": false
+}

src/main/resources/data/unicopia/worldgen/structure_set/changeling_hives.json

@@ -0,0 +1,14 @@
+{
+  "placement": {
+    "type": "minecraft:random_spread",
+    "salt": 54138171,
+    "separation": 62,
+    "spacing": 84
+  },
+  "structures": [
+    {
+      "structure": "unicopia:abandoned_changeling_hive",
+      "weight": 1
+    }
+  ]
+}

src/main/resources/data/unicopia/worldgen/template_pool/changeling_hive/hidden_entrances.json

@@ -0,0 +1,38 @@
+{
+  "elements": [
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_chamber1",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_chamber2",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_chamber3",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    }
+  ],
+  "fallback": "minecraft:empty"
+}

src/main/resources/data/unicopia/worldgen/template_pool/changeling_hive/shafts.json

@@ -0,0 +1,38 @@
+{
+  "elements": [
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_shaft1",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_shaft2",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_shaft_bottom",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 9
+    }
+  ],
+  "fallback": "minecraft:empty"
+}

src/main/resources/data/unicopia/worldgen/template_pool/changeling_hive/side_passages.json

@@ -0,0 +1,71 @@
+{
+  "elements": [
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_offshoot1",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 9
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_offshoot_elbow",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 2
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_offshoot_elbow2",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 2
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_chamber1",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_chamber2",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_chamber3",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    }
+  ],
+  "fallback": "minecraft:empty"
+}

src/main/resources/data/unicopia/worldgen/template_pool/changeling_hive/start.json

@@ -0,0 +1,16 @@
+{
+  "elements": [
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    }
+  ],
+  "fallback": "minecraft:empty"
+}

src/main/resources/data/unicopia/worldgen/template_pool/changeling_hive/tunnels.json

@@ -0,0 +1,38 @@
+{
+  "elements": [
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_tunnel_termination1",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_offshoot_transition",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 2
+    },
+    {
+      "element": {
+        "element_type": "minecraft:single_pool_element",
+        "location": "unicopia:abandoned_changeling_hive_descent1",
+        "processors": {
+          "processors": []
+        },
+        "projection": "rigid"
+      },
+      "weight": 1
+    }
+  ],
+  "fallback": "minecraft:empty"
+}