build.gradle

@@ -1,6 +1,7 @@
 plugins {
 	id 'fabric-loom' version '0.2.7-SNAPSHOT'
 	id 'com.matthewprenger.cursegradle' version '1.4.0'
+	id "com.github.johnrengelman.shadow" version "5.2.0"
 }
 
 compileJava {
@@ -18,16 +19,6 @@ minecraft {
 
 repositories {
 	jcenter()
-	maven {
-		name = 'Earthcomputer Mods'
-		url = 'https://dl.bintray.com/earthcomputer/mods'
-	}
-}
-
-configurations {
-	includeTransitive {
-		transitive = true
-	}
 }
 
 dependencies {
@@ -36,31 +27,37 @@ dependencies {
 	modImplementation "net.fabricmc:fabric-loader:${project.fabric_loader_version}"
 	modImplementation "net.fabricmc.fabric-api:fabric-api:${project.fabric_api_version}"
 
-	implementation "com.squareup.moshi:moshi:${project.moshi_version}"
-	includeTransitive "com.squareup.moshi:moshi:${project.moshi_version}"
+	modImplementation "io.github.prospector:modmenu:${project.mod_menu_version}"
 
-	modImplementation "net.earthcomputer:libstructure:${project.libstructure_version}"
-	include "net.earthcomputer:libstructure:${project.libstructure_version}"
+	implementation "com.squareup.moshi:moshi:${project.moshi_version}"
+	shadow "com.squareup.moshi:moshi:${project.moshi_version}"
 }
 
-project.afterEvaluate {
-	configurations.includeTransitive.incoming.resolutionResult.allComponents {
-		if (it.id instanceof ModuleComponentIdentifier) {
-			def that = it
-			dependencies {
-				include group: that.id.getGroup(), name: that.id.getModule(), version: that.id.getVersion()
-			}
-		}
-	}
+shadowJar {
+	configurations = [project.configurations.shadow]
+	classifier 'shadow-dev'
+}
+
+import com.github.jengelman.gradle.plugins.shadow.tasks.ConfigureShadowRelocation
+
+task relocateShadowJar(type: ConfigureShadowRelocation) {
+	target = tasks.shadowJar
+	prefix = "${project.group}.${project.archivesBaseName}.shadow"
+}
+tasks.shadowJar.dependsOn tasks.relocateShadowJar
+
+remapJar {
+	dependsOn shadowJar
+	input.set shadowJar.archiveFile.get()
 }
 
 processResources {
-	inputs.property 'version', project.version
+	inputs.property 'version', mod_version
 	inputs.property 'name', rootProject.name
 
 	from(sourceSets.main.resources.srcDirs) {
 		include 'fabric.mod.json'
-		expand 'version': project.version, 'name': rootProject.name
+		expand 'version': mod_version, 'name': rootProject.name
 	}
 
 	from(sourceSets.main.resources.srcDirs) {

gradle.properties

@@ -3,19 +3,19 @@ org.gradle.jvmargs = -Xmx1G
 
 # Fabric Properties
 	# check these on https://fabricmc.net/use
-	minecraft_version = 1.16.1
+	minecraft_version = 1.15.2
 	curseforge_id = 373074
-	simple_minecraft_version = 1.16.1
-	yarn_build = 16
-	fabric_loader_version = 0.8.8+build.202
+	simple_minecraft_version = 1.15.2
+	yarn_build = 15
+	fabric_loader_version = 0.7.10+build.191
 
 # Mod Properties
-	mod_version = 1.0.27
+	mod_version = 1.0.26
 	maven_group = com.thebrokenrail
 	archives_base_name = reliccraft
 
 # Dependencies
 	# currently not on the main fabric site, check on the maven: https://maven.fabricmc.net/net/fabricmc/fabric-api/fabric-api
-	fabric_api_version = 0.14.0+build.371-1.16
+	fabric_api_version = 0.5.1+build.294-1.15
+	mod_menu_version = 1.10.2+build.32
 	moshi_version = 1.9.2
-	libstructure_version = 1.3

src/main/java/com/thebrokenrail/reliccraft/RelicCraft.java

@@ -22,16 +22,17 @@ import com.thebrokenrail.reliccraft.recipe.RevealRelicRecipe;
 import com.thebrokenrail.reliccraft.recipe.TimeDilaterRecipe;
 import com.thebrokenrail.reliccraft.structure.TimeTempleFeature;
 import com.thebrokenrail.reliccraft.structure.TimeTempleGenerator;
-import net.earthcomputer.libstructure.LibStructure;
 import net.fabricmc.api.ModInitializer;
 import net.fabricmc.fabric.api.client.itemgroup.FabricItemGroupBuilder;
+import net.fabricmc.fabric.api.entity.FabricEntityTypeBuilder;
 import net.fabricmc.fabric.api.loot.v1.FabricLootPoolBuilder;
 import net.fabricmc.fabric.api.loot.v1.event.LootTableLoadingCallback;
 import net.fabricmc.fabric.api.tag.TagRegistry;
 import net.minecraft.block.Block;
 import net.minecraft.block.entity.BlockEntityType;
+import net.minecraft.entity.EntityCategory;
+import net.minecraft.entity.EntityDimensions;
 import net.minecraft.entity.EntityType;
-import net.minecraft.entity.SpawnGroup;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemGroup;
@@ -39,7 +40,7 @@ import net.minecraft.item.ItemStack;
 import net.minecraft.loot.BinomialLootTableRange;
 import net.minecraft.loot.LootTables;
 import net.minecraft.loot.entry.ItemEntry;
-import net.minecraft.loot.function.LootFunctionType;
+import net.minecraft.loot.function.LootFunctions;
 import net.minecraft.recipe.SpecialRecipeSerializer;
 import net.minecraft.sound.SoundCategory;
 import net.minecraft.sound.SoundEvent;
@@ -51,11 +52,17 @@ import net.minecraft.util.registry.Registry;
 import net.minecraft.world.World;
 import net.minecraft.world.biome.Biome;
 import net.minecraft.world.gen.GenerationStep;
-import net.minecraft.world.gen.chunk.StructureConfig;
+import net.minecraft.world.gen.chunk.FlatChunkGeneratorConfig;
+import net.minecraft.world.gen.decorator.Decorator;
+import net.minecraft.world.gen.decorator.DecoratorConfig;
+import net.minecraft.world.gen.feature.ConfiguredFeature;
 import net.minecraft.world.gen.feature.DefaultFeatureConfig;
+import net.minecraft.world.gen.feature.Feature;
 import net.minecraft.world.gen.feature.FeatureConfig;
 import net.minecraft.world.gen.feature.StructureFeature;
 
+import java.util.Locale;
+
 public class RelicCraft implements ModInitializer {
     public static final String NAMESPACE = "reliccraft";
 
@@ -117,13 +124,12 @@ public class RelicCraft implements ModInitializer {
         world.playSound(null, pos, INTERACT_TELEPORT_RESTRICTOR_SOUND_EFFECT, SoundCategory.BLOCKS, 1.0f, 1.0f);
     }
 
-    public static StructureFeature<DefaultFeatureConfig> TIME_TEMPLE_STRUCTURE_FEATURE = new TimeTempleFeature(DefaultFeatureConfig.CODEC);
+    public static StructureFeature<DefaultFeatureConfig> TIME_TEMPLE_STRUCTURE_FEATURE = new TimeTempleFeature(DefaultFeatureConfig::deserialize);
     public static StructurePieceType TIME_TEMPLE_STRUCTURE_PIECE = TimeTempleGenerator.Piece::new;
+    public static final String TIME_TEMPLE_ID = "RelicCraft Time Temple";
 
     public static ItemGroup ITEM_GROUP;
 
-    public final static Identifier TIME_TEMPLE_ID = new Identifier(NAMESPACE, "time_temple");
-
     @Override
     public void onInitialize() {
         ITEM_GROUP = FabricItemGroupBuilder.build(new Identifier(NAMESPACE, "item_group"), () -> new ItemStack(TIME_DILATER_ITEM));
@@ -134,21 +140,20 @@ public class RelicCraft implements ModInitializer {
         TARGETED_ENDER_PEARL_ITEM = Registry.register(Registry.ITEM, new Identifier(NAMESPACE, "targeted_ender_pearl"), new TargetedEnderPearlItem());
         GENERATE_RELIC_ITEM = Registry.register(Registry.ITEM, new Identifier(NAMESPACE, "generate_relic"), new GenerateRelicItem());
 
-        Identifier entityID = new Identifier(NAMESPACE, "relic_entity");
-        RELIC_ENTITY = Registry.register(Registry.ENTITY_TYPE, entityID, EntityType.Builder.create((EntityType.EntityFactory<RelicEntity>) RelicEntity::new, SpawnGroup.MISC).setDimensions(0.25f, 0.25f).build(entityID.toString()));
+        RELIC_ENTITY = FabricEntityTypeBuilder.create(EntityCategory.MISC, (EntityType.EntityFactory<RelicEntity>) RelicEntity::new).size(EntityDimensions.fixed(0.25f, 0.25f)).build();
 
         LootTableLoadingCallback.EVENT.register((resourceManager, lootManager, id, supplier, setter) -> {
             if (isSelectedLootTable(id)) {
                 FabricLootPoolBuilder poolBuilder = FabricLootPoolBuilder.builder()
-                        .rolls(new BinomialLootTableRange(2, 0.5f))
-                        .withEntry(ItemEntry.builder(ORB_ITEM).build())
-                        .withEntry(ItemEntry.builder(STAFF_ITEM).build())
-                        .withFunction(new RelicLootTableFunction.Builder().build());
+                        .withRolls(new BinomialLootTableRange(2, 0.5f))
+                        .withEntry(ItemEntry.builder(ORB_ITEM))
+                        .withEntry(ItemEntry.builder(STAFF_ITEM))
+                        .withFunction(new RelicLootTableFunction.Builder());
 
-                supplier.withPool(poolBuilder.build());
+                supplier.withPool(poolBuilder);
             }
         });
-        Registry.register(Registry.LOOT_FUNCTION_TYPE, new Identifier(NAMESPACE, "randomize_relic"), new LootFunctionType(new RelicLootTableFunction.Serializer()));
+        LootFunctions.register(new RelicLootTableFunction.Factory());
 
         REVEAL_RELIC_RECIPE = Registry.register(Registry.RECIPE_SERIALIZER, new Identifier(NAMESPACE, "reveal_relic"), new SpecialRecipeSerializer<>(RevealRelicRecipe::new));
         TIME_DILATER_RECIPE = Registry.register(Registry.RECIPE_SERIALIZER, new Identifier(NAMESPACE, "time_dilater"), new SpecialRecipeSerializer<>(TimeDilaterRecipe::new));
@@ -174,11 +179,25 @@ public class RelicCraft implements ModInitializer {
         TagRegistry.item(new Identifier(NAMESPACE, "advancement_trigger_items"));
 
         Registry.register(Registry.STRUCTURE_PIECE, new Identifier(NAMESPACE, "time_temple"), TIME_TEMPLE_STRUCTURE_PIECE);
+        Registry.register(Registry.FEATURE, new Identifier(NAMESPACE, "time_temple"), TIME_TEMPLE_STRUCTURE_FEATURE);
+        Registry.register(Registry.STRUCTURE_FEATURE, new Identifier(NAMESPACE, "time_temple"), TIME_TEMPLE_STRUCTURE_FEATURE);
+
+        Feature.STRUCTURES.put(TIME_TEMPLE_ID.toLowerCase(Locale.ROOT), TIME_TEMPLE_STRUCTURE_FEATURE);
+
+        ConfiguredFeature<?, ?> configuredFeature = getConfiguredFeature(TIME_TEMPLE_STRUCTURE_FEATURE);
+
         for (Biome biome : Registry.BIOME) {
             if (biome.getCategory() == Biome.Category.PLAINS) {
                 biome.addStructureFeature(TIME_TEMPLE_STRUCTURE_FEATURE.configure(FeatureConfig.DEFAULT));
             }
         }
-        LibStructure.registerStructure(TIME_TEMPLE_ID, TIME_TEMPLE_STRUCTURE_FEATURE, GenerationStep.Feature.SURFACE_STRUCTURES, new StructureConfig(32, 8, 14357618), TIME_TEMPLE_STRUCTURE_FEATURE.configure(FeatureConfig.DEFAULT));
+
+        FlatChunkGeneratorConfig.FEATURE_TO_GENERATION_STEP.put(configuredFeature, GenerationStep.Feature.SURFACE_STRUCTURES);
+        FlatChunkGeneratorConfig.FEATURE_TO_FEATURE_CONFIG.put(configuredFeature, FeatureConfig.DEFAULT);
+        FlatChunkGeneratorConfig.STRUCTURE_TO_FEATURES.put(NAMESPACE + "_time_temple", new ConfiguredFeature[]{configuredFeature});
+    }
+
+    public static ConfiguredFeature<?, ?> getConfiguredFeature(StructureFeature<DefaultFeatureConfig> feature) {
+        return feature.configure(FeatureConfig.DEFAULT).createDecoratedFeature(Decorator.NOPE.configure(DecoratorConfig.DEFAULT));
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/ActivateTeleportationBeaconCriterion.java

@@ -1,15 +1,14 @@
 package com.thebrokenrail.reliccraft.advancement;
 
+import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class ActivateTeleportationBeaconCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class ActivateTeleportationBeaconCriterion extends AbstractCriterion<ActivateTeleportationBeaconCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "activate_teleportation_beacon");
 
     public ActivateTeleportationBeaconCriterion() {
@@ -21,11 +20,17 @@ public class ActivateTeleportationBeaconCriterion extends AbstractCriterion<Abst
     }
 
     @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
     }
 
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/ActivateTeleportationRestrictorCriterion.java

@@ -1,31 +1,36 @@
 package com.thebrokenrail.reliccraft.advancement;
 
+import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class ActivateTeleportationRestrictorCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class ActivateTeleportationRestrictorCriterion extends AbstractCriterion<ActivateTeleportationRestrictorCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "activate_teleportation_restrictor");
 
     public ActivateTeleportationRestrictorCriterion() {
     }
 
-    @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
-    }
-
     @Override
     public Identifier getId() {
         return ID;
     }
 
+    @Override
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
+    }
+
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/DilateTimeCriterion.java

@@ -1,15 +1,14 @@
 package com.thebrokenrail.reliccraft.advancement;
 
+import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class DilateTimeCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class DilateTimeCriterion extends AbstractCriterion<DilateTimeCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "dilate_time");
 
     public DilateTimeCriterion() {
@@ -21,11 +20,17 @@ public class DilateTimeCriterion extends AbstractCriterion<AbstractCriterionCond
     }
 
     @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
     }
 
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/DuplicateTimeDilaterCriterion.java

@@ -1,15 +1,14 @@
 package com.thebrokenrail.reliccraft.advancement;
 
+import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class DuplicateTimeDilaterCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class DuplicateTimeDilaterCriterion extends AbstractCriterion<DuplicateTimeDilaterCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "duplicate_time_dilater");
 
     public DuplicateTimeDilaterCriterion() {
@@ -21,11 +20,17 @@ public class DuplicateTimeDilaterCriterion extends AbstractCriterion<AbstractCri
     }
 
     @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
     }
 
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/RevealRelicCriterion.java

@@ -1,15 +1,14 @@
 package com.thebrokenrail.reliccraft.advancement;
 
+import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class RevealRelicCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class RevealRelicCriterion extends AbstractCriterion<RevealRelicCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "reveal_relic");
 
     public RevealRelicCriterion() {
@@ -21,11 +20,17 @@ public class RevealRelicCriterion extends AbstractCriterion<AbstractCriterionCon
     }
 
     @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
     }
 
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/UseTargetedEnderPearlCriterion.java

@@ -5,12 +5,10 @@ import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class UseTargetedEnderPearlCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class UseTargetedEnderPearlCriterion extends AbstractCriterion<UseTargetedEnderPearlCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "use_targeted_ender_pearl");
 
     public UseTargetedEnderPearlCriterion() {
@@ -22,11 +20,17 @@ public class UseTargetedEnderPearlCriterion extends AbstractCriterion<AbstractCr
     }
 
     @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
     }
 
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/advancement/UseTeleportationBeaconCriterion.java

@@ -1,15 +1,14 @@
 package com.thebrokenrail.reliccraft.advancement;
 
+import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.thebrokenrail.reliccraft.RelicCraft;
 import net.minecraft.advancement.criterion.AbstractCriterion;
 import net.minecraft.advancement.criterion.AbstractCriterionConditions;
-import net.minecraft.predicate.entity.AdvancementEntityPredicateDeserializer;
-import net.minecraft.predicate.entity.EntityPredicate;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
 
-public class UseTeleportationBeaconCriterion extends AbstractCriterion<AbstractCriterionConditions> {
+public class UseTeleportationBeaconCriterion extends AbstractCriterion<UseTeleportationBeaconCriterion.Conditions> {
     private static final Identifier ID = new Identifier(RelicCraft.NAMESPACE, "use_teleportation_beacon");
 
     public UseTeleportationBeaconCriterion() {
@@ -21,11 +20,17 @@ public class UseTeleportationBeaconCriterion extends AbstractCriterion<AbstractC
     }
 
     @Override
-    protected AbstractCriterionConditions conditionsFromJson(JsonObject obj, EntityPredicate.Extended playerPredicate, AdvancementEntityPredicateDeserializer predicateDeserializer) {
-        return new AbstractCriterionConditions(ID, playerPredicate) {};
+    public Conditions conditionsFromJson(JsonObject jsonObject, JsonDeserializationContext jsonDeserializationContext) {
+        return new Conditions();
     }
 
     public void trigger(ServerPlayerEntity player) {
-        test(player, conditions -> true);
+        test(player.getAdvancementTracker(), conditions -> true);
+    }
+
+    public static class Conditions extends AbstractCriterionConditions {
+        public Conditions() {
+            super(ID);
+        }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/block/AbstractDragonEggHolderBlock.java

@@ -6,11 +6,11 @@ import net.minecraft.block.Block;
 import net.minecraft.block.BlockEntityProvider;
 import net.minecraft.block.BlockState;
 import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.container.Container;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.inventory.Inventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.particle.ParticleTypes;
-import net.minecraft.screen.ScreenHandler;
 import net.minecraft.sound.SoundCategory;
 import net.minecraft.sound.SoundEvents;
 import net.minecraft.state.StateManager;
@@ -30,10 +30,15 @@ public abstract class AbstractDragonEggHolderBlock extends Block implements Bloc
     public static final BooleanProperty ACTIVE = BooleanProperty.of("active");
 
     public AbstractDragonEggHolderBlock(Settings settings) {
-        super(settings.lightLevel(state -> state.get(ACTIVE) ? 7 : 0));
+        super(settings);
         setDefaultState(getStateManager().getDefaultState().with(ACTIVE, false));
     }
 
+    @Override
+    public int getLuminance(BlockState state) {
+        return state.get(ACTIVE) ? 7 : 0;
+    }
+
     @Override
     public BlockEntity createBlockEntity(BlockView view) {
         return new DragonEggHolderBlockEntity();
@@ -47,18 +52,18 @@ public abstract class AbstractDragonEggHolderBlock extends Block implements Bloc
             Inventory inventory = (Inventory) blockEntity;
             ItemStack stack = user.getStackInHand(hand);
 
-            if (inventory.isValid(0, stack) && inventory.getStack(0).isEmpty()) {
-                inventory.setStack(0, stack.split(1));
+            if (inventory.isValidInvStack(0, stack) && inventory.getInvStack(0).isEmpty()) {
+                inventory.setInvStack(0, stack.split(1));
 
                 if (!world.isClient()) {
                     grantAdvancement(user);
                 }
                 return ActionResult.SUCCESS;
             } else if (stack.isEmpty()) {
-                if (!inventory.getStack(0).isEmpty()) {
-                    user.inventory.offerOrDrop(world, inventory.getStack(0));
+                if (!inventory.getInvStack(0).isEmpty()) {
+                    user.inventory.offerOrDrop(world, inventory.getInvStack(0));
 
-                    inventory.removeStack(0);
+                    inventory.removeInvStack(0);
                     return ActionResult.SUCCESS;
                 } else {
                     return ActionResult.PASS;
@@ -93,14 +98,14 @@ public abstract class AbstractDragonEggHolderBlock extends Block implements Bloc
     }
 
     @Override
-    public void onStateReplaced(BlockState state, World world, BlockPos pos, BlockState newState, boolean moved) {
+    public void onBlockRemoved(BlockState state, World world, BlockPos pos, BlockState newState, boolean moved) {
         if (state.getBlock() != newState.getBlock()) {
             BlockEntity blockEntity = world.getBlockEntity(pos);
             if (blockEntity instanceof Inventory) {
                 ItemScatterer.spawn(world, pos, (Inventory) blockEntity);
             }
 
-            super.onStateReplaced(state, world, pos, newState, moved);
+            super.onBlockRemoved(state, world, pos, newState, moved);
         }
     }
 
@@ -116,7 +121,7 @@ public abstract class AbstractDragonEggHolderBlock extends Block implements Bloc
 
     @Override
     public int getComparatorOutput(BlockState state, World world, BlockPos pos) {
-        return ScreenHandler.calculateComparatorOutput(world.getBlockEntity(pos));
+        return Container.calculateComparatorOutput(world.getBlockEntity(pos));
     }
 
     public abstract void tick(World world, BlockPos pos);

src/main/java/com/thebrokenrail/reliccraft/block/DragonEggHolderBlockEntity.java

@@ -1,6 +1,7 @@
 package com.thebrokenrail.reliccraft.block;
 
 import com.thebrokenrail.reliccraft.RelicCraft;
+import net.fabricmc.fabric.api.block.entity.BlockEntityClientSerializable;
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockState;
 import net.minecraft.block.entity.BlockEntity;
@@ -10,8 +11,9 @@ import net.minecraft.inventory.Inventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.item.Items;
 import net.minecraft.nbt.CompoundTag;
+import net.minecraft.util.DefaultedList;
 import net.minecraft.util.Tickable;
-import net.minecraft.util.collection.DefaultedList;
+
 import java.util.Objects;
 
 public class DragonEggHolderBlockEntity extends BlockEntity implements Inventory, Tickable {
@@ -20,16 +22,16 @@ public class DragonEggHolderBlockEntity extends BlockEntity implements Inventory
     }
 
     @Override
-    public void fromTag(BlockState state, CompoundTag tag) {
-        super.fromTag(state, tag);
-        DefaultedList<ItemStack> list = DefaultedList.ofSize(size(), ItemStack.EMPTY);
+    public void fromTag(CompoundTag tag) {
+        super.fromTag(tag);
+        DefaultedList<ItemStack> list = DefaultedList.ofSize(getInvSize(), ItemStack.EMPTY);
         Inventories.fromTag(tag, list);
         stack = list.get(0);
     }
 
     @Override
     public CompoundTag toTag(CompoundTag tag) {
-        DefaultedList<ItemStack> list = DefaultedList.ofSize(size(), ItemStack.EMPTY);
+        DefaultedList<ItemStack> list = DefaultedList.ofSize(getInvSize(), ItemStack.EMPTY);
         list.set(0, stack);
         Inventories.toTag(tag, list);
         return super.toTag(tag);
@@ -38,56 +40,56 @@ public class DragonEggHolderBlockEntity extends BlockEntity implements Inventory
     private ItemStack stack = ItemStack.EMPTY;
 
     @Override
-    public int size() {
+    public int getInvSize() {
         return 1;
     }
 
     @Override
-    public int getMaxCountPerStack() {
+    public int getInvMaxStackAmount() {
         return 1;
     }
 
     @Override
-    public boolean isEmpty() {
+    public boolean isInvEmpty() {
         return stack.isEmpty();
     }
 
     @Override
-    public ItemStack getStack(int slot) {
+    public ItemStack getInvStack(int slot) {
         return stack;
     }
 
     @Override
-    public ItemStack removeStack(int slot, int amount) {
-        ItemStack newStack = getStack(0).split(amount);
+    public ItemStack takeInvStack(int slot, int amount) {
+        ItemStack newStack = getInvStack(0).split(amount);
         markDirty();
         return newStack;
     }
 
     @Override
-    public ItemStack removeStack(int slot) {
-        ItemStack newStack = getStack(0).copy();
-        setStack(0, ItemStack.EMPTY);
+    public ItemStack removeInvStack(int slot) {
+        ItemStack newStack = getInvStack(0).copy();
+        setInvStack(0, ItemStack.EMPTY);
         return newStack;
     }
 
     @Override
-    public void setStack(int slot, ItemStack stack) {
+    public void setInvStack(int slot, ItemStack stack) {
         this.stack = stack;
-        if (stack.getCount() > getMaxCountPerStack()) {
-            stack.setCount(getMaxCountPerStack());
+        if (stack.getCount() > getInvMaxStackAmount()) {
+            stack.setCount(getInvMaxStackAmount());
         }
         markDirty();
     }
 
     @Override
-    public boolean canPlayerUse(PlayerEntity player) {
+    public boolean canPlayerUseInv(PlayerEntity player) {
         return true;
     }
 
     @Override
     public void clear() {
-        setStack(0, ItemStack.EMPTY);
+        setInvStack(0, ItemStack.EMPTY);
     }
 
     @Override
@@ -102,7 +104,7 @@ public class DragonEggHolderBlockEntity extends BlockEntity implements Inventory
     }
 
     @Override
-    public boolean isValid(int slot, ItemStack stack) {
+    public boolean isValidInvStack(int slot, ItemStack stack) {
         return stack.getItem() == Items.DRAGON_EGG;
     }
 
@@ -118,7 +120,7 @@ public class DragonEggHolderBlockEntity extends BlockEntity implements Inventory
         if (hasWorld()) {
             assert getWorld() != null;
             BlockState state = getWorld().getBlockState(pos);
-            boolean active = !getStack(0).isEmpty();
+            boolean active = !getInvStack(0).isEmpty();
             if (state.get(TeleportationRestrictorBlock.ACTIVE) != active) {
                 getWorld().setBlockState(getPos(), state.with(TeleportationRestrictorBlock.ACTIVE, active));
                 RelicCraft.playInteractTeleportRestrictorSound(getWorld(), getPos());

src/main/java/com/thebrokenrail/reliccraft/data/Action.java

@@ -1,18 +1,19 @@
 package com.thebrokenrail.reliccraft.data;
 
 import net.minecraft.entity.Entity;
+import net.minecraft.entity.LivingEntity;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 
 public interface Action {
-    void execute(World world, Entity attacker, Entity target);
+    void execute(World world, LivingEntity attacker, Entity target);
 
-    void execute(World world, Entity attacker, BlockPos pos);
+    void execute(World world, LivingEntity attacker, BlockPos pos);
 
     int getCost();
 
-    default PlayerEntity convertToPlayer(Entity entity) {
+    default PlayerEntity convertToPlayer(LivingEntity entity) {
         if (entity instanceof PlayerEntity) {
             return (PlayerEntity) entity;
         } else {

src/main/java/com/thebrokenrail/reliccraft/data/Actions.java

@@ -6,19 +6,19 @@ import net.minecraft.block.Blocks;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityType;
 import net.minecraft.entity.LivingEntity;
-import net.minecraft.entity.SpawnReason;
+import net.minecraft.entity.SpawnType;
 import net.minecraft.entity.mob.ZombieEntity;
 import net.minecraft.entity.player.PlayerEntity;
-import net.minecraft.entity.projectile.thrown.PotionEntity;
+import net.minecraft.entity.thrown.ThrownPotionEntity;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
 import net.minecraft.item.Items;
 import net.minecraft.potion.PotionUtil;
 import net.minecraft.potion.Potions;
-import net.minecraft.server.world.ServerWorld;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.registry.Registry;
 import net.minecraft.world.World;
+import net.minecraft.world.dimension.DimensionType;
 
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -73,28 +73,28 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             if (target instanceof LivingEntity) {
                 ((LivingEntity) target).setHealth(1f);
             }
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
-            PotionEntity entity = new PotionEntity(world, pos.getX(), pos.getY(), pos.getZ());
-            entity.setItem(PotionUtil.setPotion(new ItemStack(Items.LINGERING_POTION), Potions.STRONG_HARMING));
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
+            ThrownPotionEntity entity = new ThrownPotionEntity(world, pos.getX(), pos.getY(), pos.getZ());
+            entity.setItemStack(PotionUtil.setPotion(new ItemStack(Items.LINGERING_POTION), Potions.STRONG_HARMING));
             world.spawnEntity(entity);
         }
     }
 
     public static class SwapBlockAction implements Action {
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             execute(world, attacker, target.getBlockPos().down());
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos) && world.canPlayerModifyAt((PlayerEntity) attacker, attacker.getBlockPos().down())) {
                 BlockState state1 = world.getBlockState(attacker.getBlockPos().down());
                 BlockState state2 = world.getBlockState(pos);
@@ -116,7 +116,7 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, target.getBlockPos())) {
                 target.remove();
                 target.kill();
@@ -125,7 +125,7 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos)) {
                 world.setBlockState(pos, Blocks.DIRT.getDefaultState());
             }
@@ -139,16 +139,16 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             BlockPos pos = target.getBlockPos();
             BlockState state = world.getBlockState(pos);
             world.setBlockState(pos, Blocks.NETHER_PORTAL.getDefaultState());
-            target.changeDimension(((ServerWorld) world).getServer().getWorld(world.getRegistryKey() == World.NETHER ? World.OVERWORLD : World.NETHER));
+            target.changeDimension(world.dimension.getType() == DimensionType.THE_NETHER ? DimensionType.OVERWORLD : DimensionType.THE_NETHER);
             world.setBlockState(pos, state);
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos)) {
                 world.setBlockState(pos, Blocks.LAVA.getDefaultState());
             }
@@ -162,12 +162,12 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
-            target.changeDimension(((ServerWorld) world).getServer().getWorld(world.getRegistryKey() == World.END ? World.OVERWORLD : World.END));
+        public void execute(World world, LivingEntity attacker, Entity target) {
+            target.changeDimension(world.dimension.getType() == DimensionType.THE_END ? DimensionType.OVERWORLD : DimensionType.THE_END);
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos)) {
                 world.setBlockState(pos, Blocks.END_STONE.getDefaultState());
             }
@@ -214,20 +214,20 @@ public class Actions {
         public abstract Block getConvertedBlock();
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             if (target instanceof PlayerEntity) {
                 PlayerEntity player = (PlayerEntity) target;
-                for (int i = 0; i < player.inventory.size(); i++) {
-                    ItemStack stack = player.inventory.getStack(i);
+                for (int i = 0; i < player.inventory.getInvSize(); i++) {
+                    ItemStack stack = player.inventory.getInvStack(i);
                     if (stack.getItem() == getTargetItem()) {
-                        player.inventory.setStack(i, new ItemStack(getConvertedItem(), stack.getCount()));
+                        player.inventory.setInvStack(i, new ItemStack(getConvertedItem(), stack.getCount()));
                     }
                 }
             }
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos) && world.getBlockState(pos).getBlock() == getTargetBlock()) {
                 world.setBlockState(pos, getConvertedBlock().getDefaultState());
             }
@@ -268,7 +268,7 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, attacker.getBlockPos())) {
                 target.remove();
                 target.kill();
@@ -277,7 +277,7 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos)) {
                 world.setBlockState(pos, Blocks.BEDROCK.getDefaultState());
             }
@@ -291,23 +291,23 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             if (target instanceof LivingEntity) {
                 ((LivingEntity) target).heal(Float.MAX_VALUE);
             }
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
-            PotionEntity entity = new PotionEntity(world, pos.getX(), pos.getY(), pos.getZ());
-            entity.setItem(PotionUtil.setPotion(new ItemStack(Items.LINGERING_POTION), Potions.STRONG_HEALING));
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
+            ThrownPotionEntity entity = new ThrownPotionEntity(world, pos.getX(), pos.getY(), pos.getZ());
+            entity.setItemStack(PotionUtil.setPotion(new ItemStack(Items.LINGERING_POTION), Potions.STRONG_HEALING));
             world.spawnEntity(entity);
         }
     }
 
     public static class ZombifyAction implements Action {
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             ZombieEntity zombie = new ZombieEntity(world);
             zombie.updatePosition(target.getX(), target.getY(), target.getZ());
             world.spawnEntity(zombie);
@@ -316,7 +316,7 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             ZombieEntity zombie = new ZombieEntity(world);
             zombie.updatePosition(attacker.getX(), attacker.getY(), attacker.getZ());
             world.spawnEntity(zombie);
@@ -332,7 +332,7 @@ public class Actions {
 
     public static class RandomAction implements Action {
         @Override
-        public void execute(World world, Entity attacker, Entity target) {
+        public void execute(World world, LivingEntity attacker, Entity target) {
             if (!target.removed) {
                 target.remove();
                 target.kill();
@@ -340,7 +340,7 @@ public class Actions {
             int entityID = new Random().nextInt(Registry.ENTITY_TYPE.getIds().size());
             EntityType<?> entityType = Registry.ENTITY_TYPE.get(entityID);
             if (entityType.isSummonable()) {
-                Entity entity = entityType.spawn(world, null, null, convertToPlayer(attacker), target.getBlockPos(), SpawnReason.CONVERSION, false, false);
+                Entity entity = entityType.spawn(world, null, null, convertToPlayer(attacker), target.getBlockPos(), SpawnType.CONVERSION, false, false);
                 if (entity != null) {
                     entity.updatePosition(target.getX(), target.getY(), target.getZ());
                 } else {
@@ -352,7 +352,7 @@ public class Actions {
         }
 
         @Override
-        public void execute(World world, Entity attacker, BlockPos pos) {
+        public void execute(World world, LivingEntity attacker, BlockPos pos) {
             if (attacker instanceof PlayerEntity && world.canPlayerModifyAt((PlayerEntity) attacker, pos)) {
                 int blockID = new Random().nextInt(Registry.BLOCK.getIds().size());
                 Block block = Registry.BLOCK.get(blockID);

src/main/java/com/thebrokenrail/reliccraft/entity/RelicEntity.java

@@ -7,7 +7,7 @@ import com.thebrokenrail.reliccraft.item.RelicItem;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityType;
 import net.minecraft.entity.LivingEntity;
-import net.minecraft.entity.projectile.thrown.ThrownItemEntity;
+import net.minecraft.entity.thrown.ThrownItemEntity;
 import net.minecraft.item.Item;
 import net.minecraft.network.Packet;
 import net.minecraft.network.packet.s2c.play.EntitySpawnS2CPacket;

src/main/java/com/thebrokenrail/reliccraft/item/DragonEggHolderBlockItem.java

@@ -1,20 +1,19 @@
 package com.thebrokenrail.reliccraft.item;
 
 import com.thebrokenrail.reliccraft.RelicCraft;
-import com.thebrokenrail.reliccraft.mixin.ModelPredicateProviderRegistryHook;
 import net.minecraft.block.Block;
 import net.minecraft.inventory.Inventories;
 import net.minecraft.item.BlockItem;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.CompoundTag;
+import net.minecraft.util.DefaultedList;
 import net.minecraft.util.Identifier;
 import net.minecraft.util.Rarity;
-import net.minecraft.util.collection.DefaultedList;
 
 public class DragonEggHolderBlockItem extends BlockItem {
     public DragonEggHolderBlockItem(Block block) {
         super(block, new Settings().rarity(Rarity.UNCOMMON).group(RelicCraft.ITEM_GROUP));
-        ModelPredicateProviderRegistryHook.callRegister(this, new Identifier(RelicCraft.NAMESPACE, "active"), (stack, world, entity) -> {
+        addPropertyGetter(new Identifier(RelicCraft.NAMESPACE, "active"), (stack, world, entity) -> {
             CompoundTag tag = stack.getSubTag("BlockEntityTag");
             if (tag != null) {
                 DefaultedList<ItemStack> list = DefaultedList.ofSize(1, ItemStack.EMPTY);

src/main/java/com/thebrokenrail/reliccraft/item/GenerateRelicItem.java

@@ -66,7 +66,7 @@ public class GenerateRelicItem extends Item {
     }
 
     @Override
-    public boolean hasGlint(ItemStack stack) {
+    public boolean hasEnchantmentGlint(ItemStack stack) {
         return true;
     }
 }

src/main/java/com/thebrokenrail/reliccraft/item/RelicItem.java

@@ -24,11 +24,11 @@ import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.text.Text;
 import net.minecraft.text.TranslatableText;
 import net.minecraft.util.ActionResult;
+import net.minecraft.util.DefaultedList;
 import net.minecraft.util.Formatting;
 import net.minecraft.util.Hand;
 import net.minecraft.util.Rarity;
 import net.minecraft.util.TypedActionResult;
-import net.minecraft.util.collection.DefaultedList;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 
@@ -70,9 +70,9 @@ public class RelicItem extends Item {
     }
 
     @Override
-    public boolean hasGlint(ItemStack stack) {
+    public boolean hasEnchantmentGlint(ItemStack stack) {
         RelicData data = getData(stack);
-        return super.hasGlint(stack) || data.enchantmentGlint;
+        return super.hasEnchantmentGlint(stack) || data.enchantmentGlint;
     }
 
     @Override
@@ -134,7 +134,7 @@ public class RelicItem extends Item {
     }
 
     @Override
-    public ActionResult useOnEntity(ItemStack stack, PlayerEntity user, LivingEntity entity, Hand hand) {
+    public boolean useOnEntity(ItemStack stack, PlayerEntity user, LivingEntity entity, Hand hand) {
         RelicData data = getData(stack);
         if (data.use.mode == RelicData.UseData.Mode.TARGET) {
             if (!user.getEntityWorld().isClient()) {
@@ -144,9 +144,9 @@ public class RelicItem extends Item {
             }
 
             damage(stack, user, hand);
-            return ActionResult.SUCCESS;
+            return true;
         } else {
-            return ActionResult.PASS;
+            return false;
         }
     }
 

src/main/java/com/thebrokenrail/reliccraft/item/TargetedEnderPearlItem.java

@@ -6,7 +6,6 @@ import com.thebrokenrail.reliccraft.block.TeleportationRestrictorBlock;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
 import net.minecraft.client.item.TooltipContext;
-import net.minecraft.datafixer.NbtOps;
 import net.minecraft.entity.damage.DamageSource;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.item.Item;
@@ -17,7 +16,6 @@ import net.minecraft.sound.SoundCategory;
 import net.minecraft.sound.SoundEvents;
 import net.minecraft.stat.Stats;
 import net.minecraft.text.LiteralText;
-import net.minecraft.text.MutableText;
 import net.minecraft.text.Text;
 import net.minecraft.text.TranslatableText;
 import net.minecraft.util.ActionResult;
@@ -29,11 +27,10 @@ import net.minecraft.util.Rarity;
 import net.minecraft.util.TypedActionResult;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Vec3d;
-import net.minecraft.util.registry.RegistryKey;
 import net.minecraft.world.World;
+import net.minecraft.world.dimension.DimensionType;
 
 import java.util.List;
-import java.util.UUID;
 
 public class TargetedEnderPearlItem extends Item {
     public TargetedEnderPearlItem() {
@@ -41,7 +38,7 @@ public class TargetedEnderPearlItem extends Item {
     }
 
     @Override
-    public boolean hasGlint(ItemStack stack) {
+    public boolean hasEnchantmentGlint(ItemStack stack) {
         return true;
     }
 
@@ -61,16 +58,16 @@ public class TargetedEnderPearlItem extends Item {
 
             BlockPos target = new BlockPos(tag.getInt("TargetX"), tag.getInt("TargetY"), tag.getInt("TargetZ"));
             Vec3d teleportTarget = new Vec3d(target.getX() + 0.5d, target.getY() + 1.0d, target.getZ() + 0.5d);
-            RegistryKey<World> dimension = World.CODEC.parse(NbtOps.INSTANCE, tag.get("TargetDimension")).result().orElse(World.OVERWORLD);
+            DimensionType dimension = DimensionType.byId(new Identifier(tag.getString("TargetDimension")));
 
-            if (user.getEntityWorld().getRegistryKey() != dimension || dimension == null) {
-                user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".teleportation_beacon_in_different_dimension"), false);
+            if (user.dimension != dimension || dimension == null) {
+                user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".teleportation_beacon_in_different_dimension"));
                 return new TypedActionResult<>(ActionResult.FAIL, stack);
             } else if (((TeleportationRestrictorBlock.TeleportingEntity) user).cannotTeleport()) {
-                user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".teleportation_beacon_restricted"), false);
+                user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".teleportation_beacon_restricted"));
                 return new TypedActionResult<>(ActionResult.FAIL, stack);
             } else if (world.getBlockState(target).getBlock() != RelicCraft.TELEPORTATION_BEACON_BLOCK || !world.getBlockState(target).get(AbstractDragonEggHolderBlock.ACTIVE)) {
-                user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".missing_teleportation_beacon"), false);
+                user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".missing_teleportation_beacon"));
                 return new TypedActionResult<>(ActionResult.FAIL, stack);
             } else {
                 Vec3d oldPos = user.getPos();
@@ -88,7 +85,7 @@ public class TargetedEnderPearlItem extends Item {
                         stack.decrement(1);
                     }
                 } else {
-                    user.sendSystemMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".teleportation_beacon_obstructed"), UUID.randomUUID());
+                    user.sendMessage(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".teleportation_beacon_obstructed"));
                     return new TypedActionResult<>(ActionResult.FAIL, stack);
                 }
             }
@@ -113,7 +110,7 @@ public class TargetedEnderPearlItem extends Item {
 
         Identifier id = new Identifier(tag.getString("TargetDimension"));
         String key = "text." + RelicCraft.NAMESPACE + ".dimension." + id.getNamespace() + '.' + id.getPath();
-        MutableText dimensionText;
+        Text dimensionText;
         if (Language.getInstance().hasTranslation(key)) {
             dimensionText = new TranslatableText(key);
         } else {

src/main/java/com/thebrokenrail/reliccraft/item/TimeDilaterItem.java

@@ -9,15 +9,16 @@ import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.CompoundTag;
-import net.minecraft.network.MessageType;
-import net.minecraft.network.packet.s2c.play.GameMessageS2CPacket;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.stat.Stats;
 import net.minecraft.text.LiteralText;
 import net.minecraft.text.Text;
 import net.minecraft.text.TranslatableText;
-import net.minecraft.util.*;
-import net.minecraft.world.PersistentState;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.Formatting;
+import net.minecraft.util.Hand;
+import net.minecraft.util.Rarity;
+import net.minecraft.util.TypedActionResult;
 import net.minecraft.world.World;
 
 import java.util.List;
@@ -29,36 +30,6 @@ public class TimeDilaterItem extends Item {
         VERY_FAST
     }
 
-    public static final String TIME_SPEED_KEY = new Identifier(RelicCraft.NAMESPACE, "time_speed").toString();
-
-    public static class TimeSpeedState extends PersistentState {
-        private TimeSpeed timeSpeed = TimeSpeed.NORMAL;
-
-        public TimeSpeedState() {
-            super(TIME_SPEED_KEY);
-        }
-
-        public void setTimeSpeed(TimeSpeed timeSpeed) {
-            this.timeSpeed = timeSpeed;
-            markDirty();
-        }
-
-        public TimeSpeed getTimeSpeed() {
-            return timeSpeed;
-        }
-
-        @Override
-        public void fromTag(CompoundTag tag) {
-            timeSpeed = TimeSpeed.valueOf(tag.getString("TimeSpeed"));
-        }
-
-        @Override
-        public CompoundTag toTag(CompoundTag tag) {
-            tag.putString("TimeSpeed", timeSpeed.name());
-            return tag;
-        }
-    }
-
     public interface DilatedWorld {
         void setTimeSpeed(TimeSpeed speed);
         TimeSpeed getTimeSpeed();
@@ -91,7 +62,7 @@ public class TimeDilaterItem extends Item {
                 }
             }
             assert world.getServer() != null;
-            world.getServer().getPlayerManager().sendToAll(new GameMessageS2CPacket(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".announce_time_speed_change", user.getDisplayName(), new LiteralText("[").append(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".announce_time_speed_change." + dilatedWorld.getTimeSpeed().name().toLowerCase())).append("]").formatted(Formatting.YELLOW)), MessageType.CHAT, Util.NIL_UUID));
+            world.getServer().getPlayerManager().sendToAll(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".announce_time_speed_change", user.getDisplayName(), new LiteralText("[").append(new TranslatableText("chat." + RelicCraft.NAMESPACE + ".announce_time_speed_change." + dilatedWorld.getTimeSpeed().name().toLowerCase())).append("]").formatted(Formatting.YELLOW)));
             RelicCraft.DILATE_TIME_CRITERION.trigger((ServerPlayerEntity) user);
         }
 

src/main/java/com/thebrokenrail/reliccraft/loot/RelicLootTableFunction.java

@@ -11,13 +11,11 @@ import net.minecraft.loot.condition.LootCondition;
 import net.minecraft.loot.context.LootContext;
 import net.minecraft.loot.function.ConditionalLootFunction;
 import net.minecraft.loot.function.LootFunction;
-import net.minecraft.loot.function.LootFunctionType;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.util.Identifier;
-import net.minecraft.util.registry.Registry;
 
 public class RelicLootTableFunction extends ConditionalLootFunction {
-    protected RelicLootTableFunction(LootCondition[] conditions) {
+    private RelicLootTableFunction(LootCondition[] conditions) {
         super(conditions);
     }
 
@@ -34,14 +32,9 @@ public class RelicLootTableFunction extends ConditionalLootFunction {
         return stack;
     }
 
-    @Override
-    public LootFunctionType getType() {
-        return Registry.LOOT_FUNCTION_TYPE.get(new Identifier(RelicCraft.NAMESPACE, "randomize_relic"));
-    }
-
-    public static class Serializer extends ConditionalLootFunction.Serializer<RelicLootTableFunction> {
-        public Serializer() {
-            super();
+    public static class Factory extends ConditionalLootFunction.Factory<RelicLootTableFunction> {
+        public Factory() {
+            super(new Identifier(RelicCraft.NAMESPACE, "randomize_relic"), RelicLootTableFunction.class);
         }
 
         @Override

src/main/java/com/thebrokenrail/reliccraft/mixin/CriteriaRegistryHook.java

@@ -1,11 +1,11 @@
 package com.thebrokenrail.reliccraft.mixin;
 
-import net.minecraft.advancement.criterion.Criteria;
 import net.minecraft.advancement.criterion.Criterion;
+import net.minecraft.advancement.criterion.Criterions;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.gen.Invoker;
 
-@Mixin(Criteria.class)
+@Mixin(Criterions.class)
 public interface CriteriaRegistryHook {
     @Invoker("register")
     static <T extends Criterion<?>> T callRegister(T criterion) {

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinClientWorld.java

@@ -1,15 +0,0 @@
-package com.thebrokenrail.reliccraft.mixin;
-
-import com.thebrokenrail.reliccraft.item.TimeDilaterItem;
-import net.minecraft.client.world.ClientWorld;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.injection.Constant;
-import org.spongepowered.asm.mixin.injection.ModifyConstant;
-
-@Mixin(ClientWorld.class)
-public abstract class MixinClientWorld extends MixinWorld {
-    @ModifyConstant(constant = @Constant(longValue = 1L), method = "tickTime")
-    public long tickTime(long value) {
-        return value * TimeDilaterItem.getTimeDilationFactor(getTimeSpeed());
-    }
-}

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinDefaultBiomeFeatures.java

@@ -0,0 +1,19 @@
+package com.thebrokenrail.reliccraft.mixin;
+
+import com.thebrokenrail.reliccraft.RelicCraft;
+import net.minecraft.world.biome.Biome;
+import net.minecraft.world.biome.DefaultBiomeFeatures;
+import net.minecraft.world.gen.GenerationStep;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@SuppressWarnings("unused")
+@Mixin(DefaultBiomeFeatures.class)
+public class MixinDefaultBiomeFeatures {
+    @Inject(at = @At("RETURN"), method = "addDefaultStructures")
+    private static void addDefaultStructures(Biome biome, CallbackInfo info) {
+        biome.addFeature(GenerationStep.Feature.SURFACE_STRUCTURES, RelicCraft.getConfiguredFeature(RelicCraft.TIME_TEMPLE_STRUCTURE_FEATURE));
+    }
+}

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinEnderPearlItem.java

@@ -29,7 +29,7 @@ public class MixinEnderPearlItem extends Item {
     public ActionResult useOnBlock(ItemUsageContext context) {
         World world = context.getWorld();
         BlockPos pos = context.getBlockPos();
-        String dimension = world.getRegistryKey().toString();
+        String dimension = Objects.requireNonNull(DimensionType.getId(world.getDimension().getType())).toString();
         BlockState state = world.getBlockState(pos);
         PlayerEntity user = context.getPlayer();
 

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinLakeFeature.java

@@ -1,13 +1,11 @@
 package com.thebrokenrail.reliccraft.mixin;
 
 import com.thebrokenrail.reliccraft.RelicCraft;
-import net.minecraft.util.math.BlockBox;
 import net.minecraft.util.math.BlockPos;
-import net.minecraft.util.math.ChunkPos;
-import net.minecraft.world.ServerWorldAccess;
+import net.minecraft.world.IWorld;
 import net.minecraft.world.chunk.Chunk;
-import net.minecraft.world.gen.StructureAccessor;
 import net.minecraft.world.gen.chunk.ChunkGenerator;
+import net.minecraft.world.gen.chunk.ChunkGeneratorConfig;
 import net.minecraft.world.gen.feature.LakeFeature;
 import net.minecraft.world.gen.feature.SingleStateFeatureConfig;
 import org.spongepowered.asm.mixin.Mixin;
@@ -23,7 +21,7 @@ import java.util.Random;
 @Mixin(LakeFeature.class)
 public class MixinLakeFeature {
     @Inject(at = @At("HEAD"), method = "generate", cancellable = true)
-    public void fixTimeTemple(ServerWorldAccess world, StructureAccessor structureAccessor, ChunkGenerator chunkGenerator, Random random, BlockPos blockPos, SingleStateFeatureConfig singleStateFeatureConfig, CallbackInfoReturnable<Boolean> info) {
+    public void fixTimeTemple(IWorld world, ChunkGenerator<? extends ChunkGeneratorConfig> chunkGenerator, Random random, BlockPos blockPos, SingleStateFeatureConfig singleStateFeatureConfig, CallbackInfoReturnable<Boolean> info) {
         List<Chunk> chunksToScan = new ArrayList<>();
         chunksToScan.add(world.getChunk(blockPos));
         chunksToScan.add(world.getChunk(blockPos.add(16, 0, 16)));
@@ -36,7 +34,7 @@ public class MixinLakeFeature {
         chunksToScan.add(world.getChunk(blockPos.add(-16, 0, 16)));
 
         for (Chunk chunk : chunksToScan) {
-            if (!chunk.getStructureReferences(RelicCraft.TIME_TEMPLE_STRUCTURE_FEATURE).isEmpty()) {
+            if (!chunk.getStructureReferences(RelicCraft.TIME_TEMPLE_ID).isEmpty()) {
                 info.setReturnValue(false);
                 break;
             }

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinLevelProperties.java

@@ -0,0 +1,41 @@
+package com.thebrokenrail.reliccraft.mixin;
+
+import com.mojang.datafixers.DataFixer;
+import com.thebrokenrail.reliccraft.item.TimeDilaterItem;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.world.level.LevelProperties;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Unique;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@SuppressWarnings("unused")
+@Mixin(LevelProperties.class)
+public class MixinLevelProperties implements TimeDilaterItem.DilatedWorld {
+    @Unique
+    private TimeDilaterItem.TimeSpeed timeSpeed = TimeDilaterItem.TimeSpeed.NORMAL;
+
+    @Inject(at = @At("RETURN"), method = "<init>(Lnet/minecraft/nbt/CompoundTag;Lcom/mojang/datafixers/DataFixer;ILnet/minecraft/nbt/CompoundTag;)V")
+    public void init(CompoundTag compoundTag, DataFixer dataFixer, int i, CompoundTag compoundTag2, CallbackInfo info) {
+        try {
+            timeSpeed = TimeDilaterItem.TimeSpeed.valueOf(compoundTag.getString("RelicCraftTimeSpeed"));
+        } catch (IllegalArgumentException ignored) {
+        }
+    }
+
+    @Inject(at = @At("RETURN"), method = "updateProperties")
+    public void updateProperties(CompoundTag levelTag, CompoundTag playerTag, CallbackInfo ci) {
+        levelTag.putString("RelicCraftTimeSpeed", timeSpeed.name());
+    }
+
+    @Override
+    public TimeDilaterItem.TimeSpeed getTimeSpeed() {
+        return timeSpeed;
+    }
+
+    @Override
+    public void setTimeSpeed(TimeDilaterItem.TimeSpeed timeSpeed) {
+        this.timeSpeed = timeSpeed;
+    }
+}

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinLocateCommand.java

@@ -0,0 +1,27 @@
+package com.thebrokenrail.reliccraft.mixin;
+
+import com.mojang.brigadier.CommandDispatcher;
+import com.thebrokenrail.reliccraft.RelicCraft;
+import net.minecraft.server.command.CommandManager;
+import net.minecraft.server.command.LocateCommand;
+import net.minecraft.server.command.ServerCommandSource;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@SuppressWarnings("unused")
+@Mixin(LocateCommand.class)
+public abstract class MixinLocateCommand {
+    @Shadow
+    private static int execute(ServerCommandSource source, String structure) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Inject(method = "register", at = @At(value = "RETURN"))
+    private static void onRegister(CommandDispatcher<ServerCommandSource> dispatcher, CallbackInfo info) {
+        dispatcher.register(CommandManager.literal("locate").requires(source -> source.hasPermissionLevel(2))
+                .then(CommandManager.literal("RelicCraft_Time_Temple").executes(ctx -> execute(ctx.getSource(), RelicCraft.TIME_TEMPLE_ID))));
+    }
+}

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinServerChunkManager.java

@@ -15,8 +15,8 @@ public abstract class MixinServerChunkManager {
     @Shadow
     public abstract World getWorld();
 
-    @Redirect(at = @At(value = "INVOKE", target = "Lnet/minecraft/world/GameRules;getInt(Lnet/minecraft/world/GameRules$Key;)I"), method = "tickChunks")
-    public int adjustRandomTickSpeed(GameRules gameRules, GameRules.Key<GameRules.IntRule> rule) {
+    @Redirect(at = @At(value = "INVOKE", target = "Lnet/minecraft/world/GameRules;getInt(Lnet/minecraft/world/GameRules$RuleKey;)I"), method = "tickChunks")
+    public int adjustRandomTickSpeed(GameRules gameRules, GameRules.RuleKey<GameRules.IntRule> rule) {
         if (rule.equals(GameRules.RANDOM_TICK_SPEED)) {
             return (int) (gameRules.getInt(rule) * TimeDilaterItem.getTimeDilationFactor(((TimeDilaterItem.DilatedWorld) getWorld()).getTimeSpeed()));
         } else {

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinServerWorld.java

@@ -1,17 +1,10 @@
 package com.thebrokenrail.reliccraft.mixin;
 
-import com.thebrokenrail.reliccraft.item.TimeDilaterItem;
 import com.thebrokenrail.reliccraft.packet.UpdateTimeDilationS2CPacket;
-import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.world.ServerWorld;
-import net.minecraft.world.World;
 import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.Shadow;
-import org.spongepowered.asm.mixin.Unique;
 import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Constant;
 import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.ModifyConstant;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 import java.util.function.BooleanSupplier;
@@ -19,31 +12,8 @@ import java.util.function.BooleanSupplier;
 @SuppressWarnings("unused")
 @Mixin(ServerWorld.class)
 public abstract class MixinServerWorld extends MixinWorld {
-    @Unique
-    private TimeDilaterItem.TimeSpeedState timeSpeedState;
-
     @Inject(at = @At("RETURN"), method = "tick")
     public void tick(BooleanSupplier shouldKeepTicking, CallbackInfo info) {
         UpdateTimeDilationS2CPacket.send((ServerWorld) (Object) this, getTimeSpeed());
     }
-
-    @ModifyConstant(constant = @Constant(longValue = 1L), method = "tickTime")
-    public long tickTime(long value) {
-        return value * TimeDilaterItem.getTimeDilationFactor(getTimeSpeed());
-    }
-
-    @Shadow
-    public abstract MinecraftServer getServer();
-
-    @Override
-    public void setTimeSpeed(TimeDilaterItem.TimeSpeed timeSpeed) {
-        TimeDilaterItem.TimeSpeedState state = getServer().getWorld(World.OVERWORLD).getPersistentStateManager().getOrCreate(TimeDilaterItem.TimeSpeedState::new, TimeDilaterItem.TIME_SPEED_KEY);
-        state.setTimeSpeed(timeSpeed);
-        getServer().getWorld(World.OVERWORLD).getPersistentStateManager().set(state);
-    }
-
-    @Override
-    public TimeDilaterItem.TimeSpeed getTimeSpeed() {
-        return getServer().getWorld(World.OVERWORLD).getPersistentStateManager().getOrCreate(TimeDilaterItem.TimeSpeedState::new, TimeDilaterItem.TIME_SPEED_KEY).getTimeSpeed();
-    }
 }

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinThrownEnderpearlEntity.java

@@ -1,7 +1,7 @@
 package com.thebrokenrail.reliccraft.mixin;
 
 import com.thebrokenrail.reliccraft.block.TeleportationRestrictorBlock;
-import net.minecraft.entity.projectile.thrown.EnderPearlEntity;
+import net.minecraft.entity.thrown.ThrownEnderpearlEntity;
 import net.minecraft.util.hit.HitResult;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
@@ -9,12 +9,12 @@ import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @SuppressWarnings("unused")
-@Mixin(EnderPearlEntity.class)
+@Mixin(ThrownEnderpearlEntity.class)
 public class MixinThrownEnderpearlEntity {
     @Inject(at = @At("HEAD"), method = "onCollision", cancellable = true)
     public void onCollision(HitResult hitResult, CallbackInfo info) {
         if (((TeleportationRestrictorBlock.TeleportingEntity) this).cannotTeleport()) {
-            ((EnderPearlEntity) (Object) this).remove();
+            ((ThrownEnderpearlEntity) (Object) this).remove();
             info.cancel();
         }
     }

src/main/java/com/thebrokenrail/reliccraft/mixin/MixinWorld.java

@@ -2,9 +2,12 @@ package com.thebrokenrail.reliccraft.mixin;
 
 import com.thebrokenrail.reliccraft.item.TimeDilaterItem;
 import net.minecraft.world.World;
+import net.minecraft.world.level.LevelProperties;
+import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
-import org.spongepowered.asm.mixin.Unique;
+import org.spongepowered.asm.mixin.injection.Constant;
+import org.spongepowered.asm.mixin.injection.ModifyConstant;
 
 @SuppressWarnings("unused")
 @Mixin(World.class)
@@ -12,19 +15,25 @@ public abstract class MixinWorld implements TimeDilaterItem.DilatedWorld {
     @Shadow
     public abstract boolean isClient();
 
-    @Unique
-    private TimeDilaterItem.TimeSpeed timeSpeed = TimeDilaterItem.TimeSpeed.NORMAL;
+    @Shadow
+    @Final
+    protected LevelProperties properties;
 
     @Shadow
     public abstract long getTime();
 
+    @ModifyConstant(constant = @Constant(longValue = 1L), method = "tickTime")
+    public long tickTime(long value) {
+        return value * TimeDilaterItem.getTimeDilationFactor(getTimeSpeed());
+    }
+
     @Override
     public void setTimeSpeed(TimeDilaterItem.TimeSpeed timeSpeed) {
-        this.timeSpeed = timeSpeed;
+        ((TimeDilaterItem.DilatedWorld) properties).setTimeSpeed(timeSpeed);
     }
 
     @Override
     public TimeDilaterItem.TimeSpeed getTimeSpeed() {
-        return timeSpeed;
+        return ((TimeDilaterItem.DilatedWorld) properties).getTimeSpeed();
     }
 }

src/main/java/com/thebrokenrail/reliccraft/mixin/ModelPredicateProviderRegistryHook.java

@@ -1,16 +0,0 @@
-package com.thebrokenrail.reliccraft.mixin;
-
-import net.minecraft.client.item.ModelPredicateProvider;
-import net.minecraft.client.item.ModelPredicateProviderRegistry;
-import net.minecraft.item.Item;
-import net.minecraft.util.Identifier;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.gen.Invoker;
-
-@Mixin(ModelPredicateProviderRegistry.class)
-public interface ModelPredicateProviderRegistryHook {
-    @Invoker
-    static void callRegister(Item item, Identifier id, ModelPredicateProvider provider) {
-        throw new UnsupportedOperationException();
-    }
-}

src/main/java/com/thebrokenrail/reliccraft/packet/UpdateTimeDilationS2CPacket.java

@@ -10,9 +10,9 @@ import net.fabricmc.fabric.api.network.ServerSidePacketRegistry;
 import net.minecraft.client.MinecraftClient;
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.network.Packet;
-import net.minecraft.network.PacketByteBuf;
 import net.minecraft.network.packet.s2c.play.CustomPayloadS2CPacket;
 import net.minecraft.util.Identifier;
+import net.minecraft.util.PacketByteBuf;
 import net.minecraft.world.World;
 
 @SuppressWarnings("unused")

src/main/java/com/thebrokenrail/reliccraft/recipe/RevealRelicRecipe.java

@@ -11,8 +11,8 @@ import net.minecraft.item.Items;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.recipe.RecipeSerializer;
 import net.minecraft.recipe.SpecialCraftingRecipe;
+import net.minecraft.util.DefaultedList;
 import net.minecraft.util.Identifier;
-import net.minecraft.util.collection.DefaultedList;
 import net.minecraft.world.World;
 
 import java.util.Random;
@@ -27,8 +27,8 @@ public class RevealRelicRecipe extends SpecialCraftingRecipe {
         ItemStack itemStack = ItemStack.EMPTY;
         int netherStar = 0;
 
-        for (int i = 0; i < craftingInventory.size(); ++i) {
-            ItemStack itemStack2 = craftingInventory.getStack(i);
+        for (int i = 0; i < craftingInventory.getInvSize(); ++i) {
+            ItemStack itemStack2 = craftingInventory.getInvStack(i);
             if (!itemStack2.isEmpty()) {
                 if (itemStack2.getItem() instanceof RelicItem) {
                     if (!itemStack.isEmpty()) {
@@ -51,8 +51,8 @@ public class RevealRelicRecipe extends SpecialCraftingRecipe {
     public ItemStack craft(CraftingInventory craftingInventory) {
         ItemStack itemStack = ItemStack.EMPTY;
 
-        for (int i = 0; i < craftingInventory.size(); i++) {
-            ItemStack itemStack2 = craftingInventory.getStack(i);
+        for (int i = 0; i < craftingInventory.getInvSize(); i++) {
+            ItemStack itemStack2 = craftingInventory.getInvStack(i);
             if (!itemStack2.isEmpty()) {
                 Item item = itemStack2.getItem();
                 if (item instanceof RelicItem) {
@@ -92,9 +92,9 @@ public class RevealRelicRecipe extends SpecialCraftingRecipe {
 
     @Override
     public DefaultedList<ItemStack> getRemainingStacks(CraftingInventory inventory) {
-        DefaultedList<ItemStack> defaultedList = DefaultedList.ofSize(inventory.size(), ItemStack.EMPTY);
+        DefaultedList<ItemStack> defaultedList = DefaultedList.ofSize(inventory.getInvSize(), ItemStack.EMPTY);
         for (int i = 0; i < defaultedList.size(); i++) {
-            ItemStack stack = inventory.getStack(i);
+            ItemStack stack = inventory.getInvStack(i);
             if (stack.getItem().hasRecipeRemainder()) {
                 defaultedList.set(i, new ItemStack(stack.getItem().getRecipeRemainder()));
             } else if (stack.getItem() == Items.NETHER_STAR && !stack.damage(1, new Random(), null)) {

src/main/java/com/thebrokenrail/reliccraft/recipe/TimeDilaterRecipe.java

@@ -8,8 +8,9 @@ import net.minecraft.nbt.CompoundTag;
 import net.minecraft.recipe.Ingredient;
 import net.minecraft.recipe.RecipeSerializer;
 import net.minecraft.recipe.ShapelessRecipe;
+import net.minecraft.util.DefaultedList;
 import net.minecraft.util.Identifier;
-import net.minecraft.util.collection.DefaultedList;
+
 import java.util.Random;
 
 public class TimeDilaterRecipe extends ShapelessRecipe {
@@ -38,9 +39,9 @@ public class TimeDilaterRecipe extends ShapelessRecipe {
 
     @Override
     public DefaultedList<ItemStack> getRemainingStacks(CraftingInventory inventory) {
-        DefaultedList<ItemStack> defaultedList = DefaultedList.ofSize(inventory.size(), ItemStack.EMPTY);
+        DefaultedList<ItemStack> defaultedList = DefaultedList.ofSize(inventory.getInvSize(), ItemStack.EMPTY);
         for (int i = 0; i < defaultedList.size(); i++) {
-            ItemStack stack = inventory.getStack(i);
+            ItemStack stack = inventory.getInvStack(i);
             if (stack.getItem() == Items.NETHER_STAR && !stack.damage(1, new Random(), null) || stack.getItem() == RelicCraft.TIME_DILATER_ITEM) {
                 defaultedList.set(i, stack.copy());
             }

src/main/java/com/thebrokenrail/reliccraft/structure/TimeTempleFeature.java

@@ -1,52 +1,34 @@
 package com.thebrokenrail.reliccraft.structure;
 
-import com.mojang.serialization.Codec;
-import net.minecraft.structure.StructureManager;
-import net.minecraft.structure.StructureStart;
-import net.minecraft.util.BlockRotation;
-import net.minecraft.util.math.BlockBox;
-import net.minecraft.util.math.BlockPos;
-import net.minecraft.util.math.ChunkPos;
-import net.minecraft.world.biome.Biome;
-import net.minecraft.world.biome.source.BiomeSource;
-import net.minecraft.world.gen.ChunkRandom;
-import net.minecraft.world.gen.chunk.ChunkGenerator;
+import com.mojang.datafixers.Dynamic;
+import com.thebrokenrail.reliccraft.RelicCraft;
+import net.minecraft.world.gen.feature.AbstractTempleFeature;
 import net.minecraft.world.gen.feature.DefaultFeatureConfig;
-import net.minecraft.world.gen.feature.StructureFeature;
 
-import java.util.Random;
+import java.util.function.Function;
 
-public class TimeTempleFeature extends StructureFeature<DefaultFeatureConfig> {
-    public TimeTempleFeature(Codec<DefaultFeatureConfig> codec) {
-        super(codec);
+public class TimeTempleFeature extends AbstractTempleFeature<DefaultFeatureConfig> {
+    public TimeTempleFeature(Function<Dynamic<?>, ? extends DefaultFeatureConfig> configFactory) {
+        super(configFactory);
     }
 
     @Override
-    public StructureStartFactory<DefaultFeatureConfig> getStructureStartFactory() {
-        return Start::new;
-    }
-
-    protected boolean shouldStartAt(ChunkGenerator chunkGenerator, BiomeSource biomeSource, long l, ChunkRandom chunkRandom, int i, int j, Biome biome, ChunkPos chunkPos, DefaultFeatureConfig defaultFeatureConfig) {
-        int k = i >> 4;
-        int m = j >> 4;
-        chunkRandom.setSeed((long) (k ^ m << 4) ^ l);
-        chunkRandom.nextInt();
-        return chunkRandom.nextInt(5) == 0;
-    }
-
-    public static class Start extends StructureStart<DefaultFeatureConfig> {
-        public Start(StructureFeature<DefaultFeatureConfig> feature, int chunkX, int chunkZ, BlockBox box, int references, long seed) {
-            super(feature, chunkX, chunkZ, box, references, seed);
+    protected int getSeedModifier() {
+        return 0;
     }
 
     @Override
-        public void init(ChunkGenerator chunkGenerator, StructureManager structureManager, int x, int z, Biome biome, DefaultFeatureConfig featureConfig) {
-            int i = x * 16;
-            int j = z * 16;
-            BlockPos blockPos = new BlockPos(i, 90, j);
-            BlockRotation blockRotation = BlockRotation.values()[random.nextInt(BlockRotation.values().length)];
-            TimeTempleGenerator.addPieces(structureManager, blockPos, blockRotation, children);
-            setBoundingBoxFromChildren();
+    public StructureStartFactory getStructureStartFactory() {
+        return TimeTempleStructureStart::new;
     }
+
+    @Override
+    public String getName() {
+        return RelicCraft.TIME_TEMPLE_ID;
+    }
+
+    @Override
+    public int getRadius() {
+        return 8;
     }
 }

src/main/java/com/thebrokenrail/reliccraft/structure/TimeTempleGenerator.java

@@ -6,7 +6,11 @@ import net.minecraft.block.BlockState;
 import net.minecraft.block.Blocks;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.state.property.Property;
-import net.minecraft.structure.*;
+import net.minecraft.structure.SimpleStructurePiece;
+import net.minecraft.structure.Structure;
+import net.minecraft.structure.StructureManager;
+import net.minecraft.structure.StructurePiece;
+import net.minecraft.structure.StructurePlacementData;
 import net.minecraft.structure.processor.BlockIgnoreStructureProcessor;
 import net.minecraft.util.BlockMirror;
 import net.minecraft.util.BlockRotation;
@@ -15,9 +19,7 @@ import net.minecraft.util.math.BlockBox;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.ChunkPos;
 import net.minecraft.world.Heightmap;
-import net.minecraft.world.ServerWorldAccess;
-import net.minecraft.world.WorldAccess;
-import net.minecraft.world.gen.StructureAccessor;
+import net.minecraft.world.IWorld;
 import net.minecraft.world.gen.chunk.ChunkGenerator;
 
 import java.util.Collection;
@@ -50,7 +52,7 @@ public class TimeTempleGenerator {
 
         private void initializeStructureData(StructureManager manager) {
             Structure structure = manager.getStructureOrBlank(template);
-            StructurePlacementData structurePlacementData = new StructurePlacementData().setRotation(rotation).setMirror(BlockMirror.NONE).setIgnoreEntities(true).addProcessor(BlockIgnoreStructureProcessor.IGNORE_STRUCTURE_BLOCKS);
+            StructurePlacementData structurePlacementData = new StructurePlacementData().setRotation(rotation).setMirrored(BlockMirror.NONE).setIgnoreEntities(true).addProcessor(BlockIgnoreStructureProcessor.IGNORE_STRUCTURE_BLOCKS);
             setStructureData(structure, pos, structurePlacementData);
         }
 
@@ -62,31 +64,39 @@ public class TimeTempleGenerator {
         }
 
         @Override
-        public boolean generate(ServerWorldAccess world, StructureAccessor structureAccessor, ChunkGenerator chunkGenerator, Random random, BlockBox boundingBox, ChunkPos chunkPos, BlockPos blockPos) {
-            int yHeight = world.getTopY(Heightmap.Type.WORLD_SURFACE_WG, this.pos.getX() + 5, this.pos.getZ() + 5);
+        public boolean generate(IWorld world, ChunkGenerator<?> generator, Random random, BlockBox box, ChunkPos chunkPos) {
+            int yHeight = 0;
+            int area = 0;
+            for (int x = getBoundingBox().minX; x <= getBoundingBox().maxX; x++) {
+                for (int z = getBoundingBox().minZ; z <= getBoundingBox().maxZ; z++) {
+                    yHeight = yHeight + world.getTopY(Heightmap.Type.WORLD_SURFACE_WG, x, z);
+                    area++;
+                }
+            }
+            yHeight = yHeight / area;
 
             BlockPos originalPos = pos;
             pos = pos.add(0, yHeight - 90, 0);
 
-            boolean result = super.generate(world, structureAccessor, chunkGenerator, random, boundingBox, chunkPos, blockPos);
+            boolean result = super.generate(world, generator, random, box, chunkPos);
 
             if (result) {
                 for (int x = getBoundingBox().minX; x <= getBoundingBox().maxX; x++) {
                     for (int y = getBoundingBox().minY; y <= getBoundingBox().maxY; y++) {
                         for (int z = getBoundingBox().minZ; z <= getBoundingBox().maxZ; z++) {
-                            BlockPos newPos = new BlockPos(x, y, z);
-                            if (boundingBox.contains(newPos)) {
-                                BlockState state = world.getBlockState(newPos);
+                            BlockPos blockPos = new BlockPos(x, y, z);
+                            if (box.contains(blockPos)) {
+                                BlockState state = world.getBlockState(blockPos);
 
                                 boolean damaged = random.nextFloat() < 0.6f;
                                 if (damaged) {
                                     if (state.getBlock() == Blocks.STONE_BRICKS) {
                                         boolean mossy = random.nextFloat() < 0.5f;
-                                        world.setBlockState(newPos, convertState(state, mossy ? Blocks.MOSSY_STONE_BRICKS : Blocks.CRACKED_STONE_BRICKS), 3);
-                                    } else if (world.getBlockState(newPos).getBlock() == Blocks.STONE_BRICK_STAIRS) {
-                                        world.setBlockState(newPos, convertState(state, Blocks.MOSSY_STONE_BRICK_STAIRS), 3);
-                                    } else if (world.getBlockState(newPos).getBlock() == Blocks.STONE_BRICK_SLAB) {
-                                        world.setBlockState(newPos, convertState(state, Blocks.MOSSY_STONE_BRICK_SLAB), 3);
+                                        world.setBlockState(blockPos, convertState(state, mossy ? Blocks.MOSSY_STONE_BRICKS : Blocks.CRACKED_STONE_BRICKS), 3);
+                                    } else if (world.getBlockState(blockPos).getBlock() == Blocks.STONE_BRICK_STAIRS) {
+                                        world.setBlockState(blockPos, convertState(state, Blocks.MOSSY_STONE_BRICK_STAIRS), 3);
+                                    } else if (world.getBlockState(blockPos).getBlock() == Blocks.STONE_BRICK_SLAB) {
+                                        world.setBlockState(blockPos, convertState(state, Blocks.MOSSY_STONE_BRICK_SLAB), 3);
                                     }
                                 }
                             }
@@ -111,7 +121,7 @@ public class TimeTempleGenerator {
         }
 
         @Override
-        protected void handleMetadata(String metadata, BlockPos pos, WorldAccess world, Random random, BlockBox boundingBox) {
+        protected void handleMetadata(String metadata, BlockPos pos, IWorld world, Random random, BlockBox boundingBox) {
         }
     }
 }

src/main/java/com/thebrokenrail/reliccraft/structure/TimeTempleStructureStart.java

@@ -0,0 +1,26 @@
+package com.thebrokenrail.reliccraft.structure;
+
+import net.minecraft.structure.StructureManager;
+import net.minecraft.structure.StructureStart;
+import net.minecraft.util.BlockRotation;
+import net.minecraft.util.math.BlockBox;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.biome.Biome;
+import net.minecraft.world.gen.chunk.ChunkGenerator;
+import net.minecraft.world.gen.feature.StructureFeature;
+
+public class TimeTempleStructureStart extends StructureStart {
+    public TimeTempleStructureStart(StructureFeature<?> feature, int chunkX, int chunkZ, BlockBox box, int references, long l) {
+        super(feature, chunkX, chunkZ, box, references, l);
+    }
+
+    @Override
+    public void initialize(ChunkGenerator<?> chunkGenerator, StructureManager structureManager, int x, int z, Biome biome) {
+        int i = x * 16;
+        int j = z * 16;
+        BlockPos blockPos = new BlockPos(i, 90, j);
+        BlockRotation blockRotation = BlockRotation.values()[random.nextInt(BlockRotation.values().length)];
+        TimeTempleGenerator.addPieces(structureManager, blockPos, blockRotation, children);
+        setBoundingBoxFromChildren();
+    }
+}

src/main/resources/fabric.mod.json

@@ -29,12 +29,6 @@
     "depends": {
         "fabricloader": ">=0.7.4",
         "fabric": "*",
-        "minecraft": "1.16.x"
-    },
-    "custom": {
-        "modupdater": {
-            "strategy": "curseforge",
-            "projectID": 373074
-        }
+        "minecraft": "1.15.x"
     }
 }

src/main/resources/reliccraft.mixins.json

@@ -8,19 +8,20 @@
     "mixins": [
         "CriteriaRegistryHook",
         "MixinBlockItem",
-        "MixinClientWorld",
+        "MixinDefaultBiomeFeatures",
         "MixinEnderDragonFight",
         "MixinEnderPearlItem",
         "MixinEntity",
         "MixinItemStack",
         "MixinLakeFeature",
+        "MixinLevelProperties",
         "MixinLivingEntity",
+        "MixinLocateCommand",
         "MixinNetherStarItem",
         "MixinServerChunkManager",
         "MixinServerWorld",
         "MixinThrownEnderpearlEntity",
-        "MixinWorld",
-        "ModelPredicateProviderRegistryHook"
+        "MixinWorld"
     ],
     "injectors": {
         "defaultRequire": 1