src/main/java/com/irtimaled/bbor/client/interop/SaveGameStructureLoader.java

   1 package com.irtimaled.bbor.client.interop;
   2
   3 import com.irtimaled.bbor.client.Player;
   4 import com.irtimaled.bbor.common.models.DimensionId;
   5 import net.minecraft.client.MinecraftClient;
   6 import net.minecraft.world.level.storage.LevelStorage;
   7
   8 import java.io.File;
   9 import java.io.IOException;
  10 import java.util.HashMap;
  11 import java.util.Map;
  12
  13 public class SaveGameStructureLoader {
  14     private static final Map<DimensionId, NBTStructureLoader> nbtStructureLoaders = new HashMap<>();
  15     private static LevelStorage.Session saveHandler = null;
  16     private static File worldDirectory = null;
  17
  18     static void loadSaveGame(String fileName) {
  19         MinecraftClient minecraft = MinecraftClient.getInstance();
  20         LevelStorage saveLoader = minecraft.getLevelStorage();
  21         try {
  22             saveHandler = saveLoader.createSession(fileName);
  23         } catch (IOException e) {
  24             e.printStackTrace();
  25         }
  26         worldDirectory = saveLoader.getSavesDirectory().resolve(fileName).toFile();
  27
  28         for (DimensionId dimensionId : nbtStructureLoaders.keySet()) {
  29             NBTStructureLoader dimensionProcessor = getNBTStructureLoader(dimensionId);
  30             dimensionProcessor.configure(saveHandler, worldDirectory);
  31         }
  32
  33         loadChunksAroundPlayer();
  34     }
  35
  36     private static void loadChunksAroundPlayer() {
  37         NBTStructureLoader dimensionProcessor = getNBTStructureLoader(Player.getDimensionId());
  38         int renderDistance = ClientInterop.getRenderDistanceChunks();
  39
  40         int playerChunkX = (int) Player.getX() >> 4;
  41         int minChunkX = playerChunkX - renderDistance;
  42         int maxChunkX = playerChunkX + renderDistance;
  43
  44         int playerChunkZ = (int) Player.getZ() >> 4;
  45         int minChunkZ = playerChunkZ - renderDistance;
  46         int maxChunkZ = playerChunkZ + renderDistance;
  47
  48         for (int chunkX = minChunkX; chunkX < maxChunkX; chunkX++) {
  49             for (int chunkZ = minChunkZ; chunkZ < maxChunkZ; chunkZ++) {
  50                 dimensionProcessor.loadStructures(chunkX, chunkZ);
  51             }
  52         }
  53     }
  54
  55     static void loadStructures(int chunkX, int chunkZ) {
  56         NBTStructureLoader dimensionProcessor = getNBTStructureLoader(Player.getDimensionId());
  57         dimensionProcessor.loadStructures(chunkX, chunkZ);
  58     }
  59
  60     private static NBTStructureLoader getNBTStructureLoader(DimensionId dimensionId) {
  61         return nbtStructureLoaders.computeIfAbsent(dimensionId,
  62                 id -> new NBTStructureLoader(id, saveHandler, worldDirectory));
  63     }
  64
  65     public static void clear() {
  66         nbtStructureLoaders.values().forEach(NBTStructureLoader::clear);
  67         nbtStructureLoaders.clear();
  68         saveHandler = null;
  69         worldDirectory = null;
  70     }
  71 }