Fabric stuff still doesnt work, but eh

.gitignore

@@ -138,4 +138,3 @@ build
 !lib/*.jar
 .idea/Terra.iml
 /run/
-/run/

common/src/main/java/com/dfsek/terra/api/gaea/tree/fractal/FractalTree.java

@@ -1,6 +1,5 @@
 package com.dfsek.terra.api.gaea.tree.fractal;
 
-import com.dfsek.terra.api.gaea.tree.Tree;
 import com.dfsek.terra.api.gaea.util.GlueList;
 import com.dfsek.terra.api.generic.Entity;
 import com.dfsek.terra.api.generic.TerraPlugin;
@@ -13,11 +12,10 @@ import java.util.List;
 import java.util.Map;
 import java.util.Objects;
 import java.util.Random;
-import java.util.Set;
 import java.util.function.Consumer;
 
 
-public abstract class FractalTree implements Tree {
+public abstract class FractalTree {
     private final Map<Location, BlockData> treeAssembler = new HashMap<>();
     private final List<EntitySpawnHolder> entities = new GlueList<>();
     private final Location origin;
@@ -111,14 +109,4 @@ public abstract class FractalTree implements Tree {
     public MaterialData getMaterial(Location l) {
         return treeAssembler.getOrDefault(l, main.getWorldHandle().createBlockData("minecraft:air")).getMaterial();
     }
-
-    @Override
-    public boolean plant(Location l, Random r) {
-        return false;
-    }
-
-    @Override
-    public Set<MaterialData> getSpawnable() {
-        return null;
-    }
 }

common/src/main/java/com/dfsek/terra/registry/ConfigRegistry.java

@@ -21,6 +21,7 @@ public class ConfigRegistry extends TerraRegistry<ConfigPack> {
     public boolean loadAll(TerraPlugin main) {
         boolean valid = true;
         File packsFolder = new File(main.getDataFolder(), "packs");
+        packsFolder.mkdirs();
         for(File dir : packsFolder.listFiles(File::isDirectory)) {
             try {
                 load(dir, main);

common/src/main/java/com/dfsek/terra/registry/TreeRegistry.java

@@ -2,12 +2,20 @@ package com.dfsek.terra.registry;
 
 import com.dfsek.terra.api.gaea.tree.Tree;
 import com.dfsek.terra.api.generic.TerraPlugin;
+import com.dfsek.terra.api.generic.world.block.MaterialData;
+import com.dfsek.terra.api.generic.world.vector.Location;
+
+import java.util.Random;
+import java.util.Set;
 
 public class TreeRegistry extends TerraRegistry<Tree> {
     private final TerraPlugin main;
 
     public TreeRegistry(TerraPlugin main) {
         this.main = main;
+        addTree("ACACIA");
+        addTree("BIRCH");
+        addTree("BROWN_MUSHROOM");
     }
 
     private void addTree(String id) {
@@ -17,4 +25,17 @@ public class TreeRegistry extends TerraRegistry<Tree> {
             main.getLogger().warning("Unable to load tree " + id + ": " + e.getMessage());
         }
     }
+
+    private static final class FractalTreeHolder implements Tree {
+
+        @Override
+        public boolean plant(Location l, Random r) {
+            return false;
+        }
+
+        @Override
+        public Set<MaterialData> getSpawnable() {
+            return null;
+        }
+    }
 }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/TerraFabricPlugin.java

@@ -9,6 +9,8 @@ import com.dfsek.terra.api.generic.world.World;
 import com.dfsek.terra.api.generic.world.WorldHandle;
 import com.dfsek.terra.config.base.PluginConfig;
 import com.dfsek.terra.fabric.inventory.FabricItemHandle;
+import com.dfsek.terra.fabric.mixin.GeneratorTypeAccessor;
+import com.dfsek.terra.fabric.world.FabricWorldHandle;
 import com.dfsek.terra.registry.ConfigRegistry;
 import net.fabricmc.api.ModInitializer;
 import net.minecraft.client.world.GeneratorType;
@@ -21,10 +23,8 @@ import net.minecraft.world.gen.chunk.FlatChunkGeneratorConfig;
 import net.minecraft.world.gen.chunk.StructuresConfig;
 
 import java.io.File;
-import java.lang.reflect.Field;
+import java.net.URISyntaxException;
-import java.lang.reflect.Modifier;
 import java.util.Collections;
-import java.util.List;
 import java.util.Optional;
 import java.util.logging.Logger;
 
@@ -40,10 +40,12 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
     };
     private final Logger logger = Logger.getLogger("Terra");
     private final ItemHandle itemHandle = new FabricItemHandle();
+    private final WorldHandle worldHandle = new FabricWorldHandle();
+    private final ConfigRegistry registry = new ConfigRegistry();
 
     @Override
     public WorldHandle getWorldHandle() {
-        return null;
+        return worldHandle;
     }
 
     @Override
@@ -68,7 +70,12 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
 
     @Override
     public File getDataFolder() {
-        return null;
+        try {
+            return new File(new File(TerraFabricPlugin.class.getProtectionDomain().getCodeSource().getLocation()
+                    .toURI()), "terra");
+        } catch(URISyntaxException e) {
+            throw new RuntimeException(e);
+        }
     }
 
     @Override
@@ -83,7 +90,7 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
 
     @Override
     public ConfigRegistry getRegistry() {
-        return null;
+        return registry;
     }
 
     @Override
@@ -93,7 +100,7 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
 
     @Override
     public ItemHandle getItemHandle() {
-        return null;
+        return itemHandle;
     }
 
     @Override
@@ -101,24 +108,11 @@ public class TerraFabricPlugin implements TerraPlugin, ModInitializer {
 
     }
 
-    @SuppressWarnings("unchecked")
     @Override
     public void onInitialize() {
         logger.info("Initializing Terra...");
-        Class<GeneratorType> generatorTypeClass = GeneratorType.class;
+        GeneratorTypeAccessor.getValues().add(TERRA);
+        registry.loadAll(this);
 
-        try {
-            Field values = generatorTypeClass.getDeclaredField("VALUES");
-            values.setAccessible(true);
-
-            Field modifiersField = Field.class.getDeclaredField("modifiers");
-
-            modifiersField.setAccessible(true);
-            modifiersField.setInt(values, values.getModifiers() & ~Modifier.FINAL);
-
-            ((List<GeneratorType>) values.get(null)).add(TERRA); // TODO: This is incredibly yucky and should be replaced by Mixin as soon as possible.
-        } catch(NoSuchFieldException | IllegalAccessException e) {
-            throw new RuntimeException(e);
-        }
     }
 }

platforms/fabric/src/main/java/com/dfsek/terra/fabric/mixin/GeneratorTypeAccessor.java

@@ -7,9 +7,9 @@ import org.spongepowered.asm.mixin.gen.Accessor;
 import java.util.List;
 
 @Mixin(GeneratorType.class)
-public class GeneratorAccessor {
+public interface GeneratorTypeAccessor {
     @Accessor("VALUES")
-    public static List<GeneratorType> getValues() {
+    static List<GeneratorType> getValues() {
         throw new AssertionError();
     }
 }

platforms/fabric/src/main/resources/terra.mixins.json

@@ -6,7 +6,7 @@
   "mixins": [],
   "client": [],
   "server": [
-    "GeneratorAccessor"
+    "GeneratorTypeAccessor"
   ],
   "injectors": {
     "defaultRequire": 1