package com.signseeker; import net.minecraft.block.entity.BlockEntity; import net.minecraft.block.entity.SignBlockEntity; import net.minecraft.client.MinecraftClient; import net.minecraft.util.math.BlockPos; import net.minecraft.util.math.ChunkPos; import net.minecraft.world.World; import net.minecraft.world.chunk.WorldChunk; import java.util.*; public class SignScanner { private final Set discoveredSigns = new HashSet<>(); private final Set visitedSigns = new HashSet<>(); public List scanForSigns(MinecraftClient client) { if (client.world == null || client.player == null) { return Collections.emptyList(); } World world = client.player.getEntityWorld(); BlockPos playerPos = client.player.getBlockPos(); // Scan all loaded chunks for (WorldChunk chunk : getLoadedChunks(world)) { for (BlockEntity blockEntity : chunk.getBlockEntities().values()) { if (blockEntity instanceof SignBlockEntity) { BlockPos signPos = blockEntity.getPos(); if (!visitedSigns.contains(signPos)) { discoveredSigns.add(signPos); } } } } // Sort by distance to player (closest first) List sortedSigns = new ArrayList<>(discoveredSigns); sortedSigns.removeAll(visitedSigns); sortedSigns.sort(Comparator.comparingDouble(pos -> pos.getSquaredDistance(playerPos))); return sortedSigns; } public void markVisited(BlockPos pos) { visitedSigns.add(pos); discoveredSigns.remove(pos); } public void clearVisited() { visitedSigns.clear(); } public int getVisitedCount() { return visitedSigns.size(); } public int getDiscoveredCount() { return discoveredSigns.size() - visitedSigns.size(); } private Collection getLoadedChunks(World world) { List chunks = new ArrayList<>(); int viewDistance = 16; MinecraftClient client = MinecraftClient.getInstance(); if (client.player == null) return chunks; ChunkPos centerChunk = new ChunkPos(client.player.getBlockPos()); for (int x = centerChunk.x - viewDistance; x <= centerChunk.x + viewDistance; x++) { for (int z = centerChunk.z - viewDistance; z <= centerChunk.z + viewDistance; z++) { WorldChunk chunk = world.getChunk(x, z); if (chunk != null) { chunks.add(chunk); } } } return chunks; } }