fix: very cheap and temp solution to missing hints

Added a command, /rebuild_hints, which overwrites completer commands
list using reflections and hardcoded obfuscated name. Classy! But it
works without patches

1 files changed, 30 insertions, 1 deletions

diff --git a/src/main/java/co/fantabos/bscv/BoSCoVicino.java b/src/main/java/co/fantabos/bscv/BoSCoVicino.java
index de3cc3a..1ee1fc3 100644
--- a/src/main/java/co/fantabos/bscv/BoSCoVicino.java
+++ b/src/main/java/co/fantabos/bscv/BoSCoVicino.java
@@ -3,7 +3,9 @@ package co.fantabos.bscv;
 import net.minecraft.block.Block;
 import net.minecraft.block.Blocks;
 import net.minecraft.client.Minecraft;
+import net.minecraft.client.entity.player.ClientPlayerEntity;
 import net.minecraft.command.CommandSource;
+import net.minecraft.command.Commands;
 import net.minecraftforge.client.event.ClientChatEvent;
 import net.minecraftforge.common.ForgeConfigSpec;
 import net.minecraftforge.common.MinecraftForge;
@@ -26,6 +28,7 @@ import org.apache.logging.log4j.Logger;
 import com.mojang.brigadier.CommandDispatcher;
 import com.mojang.brigadier.exceptions.CommandSyntaxException;
 
+import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -70,6 +73,32 @@ public class BoSCoVicino {
 		// register config handler
 		ModLoadingContext.get().registerConfig(Type.CLIENT, spec, "bscv.toml");
 
+		// TEMPORARY! add command to regenerate suggestions
+		dispatcher.register(
+			Commands.literal("rebuild_hints")
+				.executes(ctx -> {
+					ClientPlayerEntity player = BoSCoVicino.minecraft.player;
+					if (player != null) {
+						try {
+							Field commands = player.connection.getClass().getDeclaredField("field_195517_n"); // "commands", it's obfuscated
+							commands.setAccessible(true);
+							commands.set(player.connection, this.dispatcher);
+							LOGGER.info("Rebuild HINTS");
+							return 1;
+						} catch (NoSuchFieldException e) {
+							LOGGER.error("No such field Exception while rebuilding hints");
+							return 0;
+						} catch (IllegalAccessException e) {
+							LOGGER.error("Illegal Access Exception while rebuilding hints");
+							return 0;
+						}
+					} else {
+						LOGGER.error("Local player is NULL");
+						return 0;
+					}
+				})
+		);
+
 		// Register ourselves for server and other game events we are interested in
 		MinecraftForge.EVENT_BUS.register(this);
 	}
@@ -105,7 +134,7 @@ public class BoSCoVicino {
 	@SubscribeEvent
 	public void onClientChatEvent(ClientChatEvent event) {
 		if (event.getMessage().startsWith("/")) {
-			CommandSource source = BoSCoVicino.minecraft.player.createCommandSourceStack();
+			CommandSource source = BoSCoVicino.minecraft.player.createCommandSourceStack(); // TODO player could be NULL
 			try {
 				LOGGER.info(String.format("Running command %s", event.getMessage()));
 				this.dispatcher.execute(event.getMessage().substring(1), source);