Add fabric backport

Author: TBlueF

implementations/fabric/build.gradle.kts

@@ -8,13 +8,13 @@ plugins {
 }
 
 val supportedMinecraftVersions = listOf(
-    "1.21.9", "1.21.10"
+    "1.20", "1.20.1", "1.20.2", "1.20.3", "1.20.4"
 )
 
 val minecraftVersion = supportedMinecraftVersions.first()
 val yarnMappings = "${minecraftVersion}+build.1"
-val fabricLoaderVersion = "0.17.2"
-val fabricApiVersion = "0.133.14+${minecraftVersion}"
+val fabricLoaderVersion = "0.17.3"
+val fabricApiVersion = "0.83.0+${minecraftVersion}"
 
 val shadowInclude: Configuration by configurations.creating
 configurations.api.get().extendsFrom(shadowInclude)

implementations/fabric/src/main/java/de/bluecolored/bluemap/fabric/FabricCommandSource.java

@@ -26,7 +26,6 @@
 
 import com.flowpowered.math.vector.Vector3d;
 import com.google.gson.JsonElement;
-import com.mojang.serialization.JsonOps;
 import de.bluecolored.bluemap.common.commands.TextFormat;
 import de.bluecolored.bluemap.common.serverinterface.CommandSource;
 import de.bluecolored.bluemap.common.serverinterface.ServerWorld;
@@ -35,7 +34,6 @@
 import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
 import net.minecraft.server.command.ServerCommandSource;
 import net.minecraft.text.Text;
-import net.minecraft.text.TextCodecs;
 import net.minecraft.util.math.Vec3d;
 
 import java.util.Optional;
@@ -56,7 +54,7 @@ public void sendMessage(Component text) {
             text = Component.newline().append(text).appendNewline();
 
         JsonElement textJson = GsonComponentSerializer.gson().serializeToTree(text.compact());
-        Text minecraftText = TextCodecs.CODEC.parse(JsonOps.INSTANCE, textJson).getOrThrow();
+        Text minecraftText = net.minecraft.text.Text.Serializer.fromJson(textJson);
         delegate.sendMessage(minecraftText);
     }
 

implementations/fabric/src/main/java/de/bluecolored/bluemap/fabric/FabricMod.java

@@ -41,7 +41,6 @@
 import net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents;
 import net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents;
 import net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents;
-import net.kyori.adventure.text.serializer.json.JSONComponentSerializer;
 import net.minecraft.SharedConstants;
 import net.minecraft.registry.RegistryKey;
 import net.minecraft.registry.RegistryKeys;
@@ -138,7 +137,7 @@ public void onInitialize() {
 
     @Override
     public String getMinecraftVersion() {
-        return SharedConstants.getGameVersion().comp_4024();
+        return SharedConstants.getGameVersion().getId();
     }
 
     @Override

implementations/fabric/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -143,12 +143,12 @@ private void update(ServerPlayerEntity player) {
 
         this.name = Text.of(player.getName().getString());
 
-        Vec3d pos = player.getEntityPos();
+        Vec3d pos = player.getPos();
         this.position = new Vector3d(pos.getX(), pos.getY(), pos.getZ());
         this.rotation = new Vector3d(player.getPitch(), player.getHeadYaw(), 0);
         this.sneaking = player.isSneaking();
 
-        net.minecraft.server.world.ServerWorld world = player.getEntityWorld();
+        net.minecraft.server.world.ServerWorld world = player.getServerWorld();
 
         this.skyLight = world.getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
         this.blockLight = world.getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());

implementations/fabric/src/main/java/de/bluecolored/bluemap/fabric/FabricWorld.java

@@ -47,7 +47,7 @@ public FabricWorld(net.minecraft.server.world.ServerWorld delegate) {
         this.delegate = new WeakReference<>(delegate);
 
         MinecraftServer server = delegate.getServer();
-        this.worldFolder = delegate.getServer().getRunDirectory()
+        this.worldFolder = delegate.getServer().getRunDirectory().toPath()
                 .resolve(server.getSavePath(WorldSavePath.ROOT));
 
         Identifier id = delegate.getRegistryKey().getValue();

settings.gradle.kts

@@ -23,7 +23,7 @@ include(":core")
 include(":common")
 
 implementation("cli")
-//implementation("fabric")
+implementation("fabric")
 implementation("forge")
 //implementation("neoforge")
 //implementation("paper")