src/main/java/com/irtimaled/bbor/common/CommonProxy.java

   1 package com.irtimaled.bbor.common;
   2
   3 import com.irtimaled.bbor.Logger;
   4 import com.irtimaled.bbor.common.chunkProcessors.ChunkProcessor;
   5 import com.irtimaled.bbor.common.chunkProcessors.EndChunkProcessor;
   6 import com.irtimaled.bbor.common.chunkProcessors.NetherChunkProcessor;
   7 import com.irtimaled.bbor.common.chunkProcessors.OverworldChunkProcessor;
   8 import com.irtimaled.bbor.common.events.*;
   9 import com.irtimaled.bbor.common.messages.AddBoundingBox;
  10 import com.irtimaled.bbor.common.messages.InitializeClient;
  11 import com.irtimaled.bbor.common.messages.PayloadBuilder;
  12 import com.irtimaled.bbor.common.messages.RemoveBoundingBox;
  13 import com.irtimaled.bbor.common.models.*;
  14 import net.minecraft.world.WorldServer;
  15 import net.minecraft.world.chunk.Chunk;
  16
  17 import java.util.HashMap;
  18 import java.util.HashSet;
  19 import java.util.Map;
  20 import java.util.Set;
  21 import java.util.concurrent.ConcurrentHashMap;
  22
  23 public class CommonProxy {
  24     private Set<ServerPlayer> players = new HashSet<>();
  25     private Map<ServerPlayer, Set<BoundingBox>> playerBoundingBoxesCache = new HashMap<>();
  26     private Map<Integer, VillageProcessor> villageProcessors = new HashMap<>();
  27     private Map<Integer, ChunkProcessor> chunkProcessors = new HashMap<>();
  28     private WorldData worldData = null;
  29     private final Map<Integer, BoundingBoxCache> dimensionCache = new ConcurrentHashMap<>();
  30
  31     public void init() {
  32         EventBus.subscribe(WorldLoaded.class, e -> worldLoaded(e.getWorld()));
  33         EventBus.subscribe(ChunkLoaded.class, e -> chunkLoaded(e.getChunk()));
  34         EventBus.subscribe(MobSpawnerBroken.class, e -> mobSpawnerBroken(e.getDimensionId(), e.getPos()));
  35         EventBus.subscribe(PlayerLoggedIn.class, e -> playerLoggedIn(e.getPlayer()));
  36         EventBus.subscribe(PlayerLoggedOut.class, e -> playerLoggedOut(e.getPlayer()));
  37         EventBus.subscribe(PlayerSubscribed.class, e -> sendBoundingBoxes(e.getPlayer()));
  38         EventBus.subscribe(ServerWorldTick.class, e -> serverWorldTick(e.getWorld()));
  39         EventBus.subscribe(ServerTick.class, e -> serverTick());
  40         EventBus.subscribe(VillageRemoved.class, e -> sendRemoveBoundingBox(e.getDimensionId(), e.getVillage()));
  41     }
  42
  43     protected void setWorldData(long seed, int spawnX, int spawnZ) {
  44         worldData = new WorldData(seed, spawnX, spawnZ);
  45     }
  46
  47     private void worldLoaded(WorldServer world) {
  48         int dimensionId = world.dimension.getType().getId();
  49         BoundingBoxCache boundingBoxCache = getOrCreateCache(dimensionId);
  50         ChunkProcessor chunkProcessor = null;
  51         if (dimensionId == Dimensions.OVERWORLD) {
  52             setWorldData(world.getSeed(), world.getWorldInfo().getSpawnX(), world.getWorldInfo().getSpawnZ());
  53             chunkProcessor = new OverworldChunkProcessor(boundingBoxCache);
  54         }
  55         if (dimensionId == Dimensions.NETHER) {
  56             chunkProcessor = new NetherChunkProcessor(boundingBoxCache);
  57         }
  58         if (dimensionId == Dimensions.THE_END) {
  59             chunkProcessor = new EndChunkProcessor(boundingBoxCache);
  60         }
  61         Logger.info("create world dimension: %s, %s (seed: %d)", dimensionId, world.getClass().toString(), world.getSeed());
  62         chunkProcessors.put(dimensionId, chunkProcessor);
  63         villageProcessors.put(dimensionId, new VillageProcessor(dimensionId, boundingBoxCache));
  64     }
  65
  66     private void chunkLoaded(Chunk chunk) {
  67         int dimensionId = chunk.getWorld().dimension.getType().getId();
  68         ChunkProcessor chunkProcessor = chunkProcessors.get(dimensionId);
  69         if (chunkProcessor != null) {
  70             chunkProcessor.process(chunk);
  71         }
  72     }
  73
  74     private void playerLoggedIn(ServerPlayer player) {
  75         player.sendPacket(InitializeClient.getPayload(worldData));
  76     }
  77
  78     private void playerLoggedOut(ServerPlayer player) {
  79         players.remove(player);
  80         playerBoundingBoxesCache.remove(player);
  81     }
  82
  83     private void sendRemoveBoundingBox(int dimensionId, BoundingBox boundingBox) {
  84         PayloadBuilder payload = RemoveBoundingBox.getPayload(dimensionId, boundingBox);
  85         if (payload == null) return;
  86
  87         for (ServerPlayer player : players) {
  88             if (player.getDimensionId() == dimensionId) {
  89                 player.sendPacket(payload);
  90
  91                 if (playerBoundingBoxesCache.containsKey(player)) {
  92                     playerBoundingBoxesCache.get(player).remove(boundingBox);
  93                 }
  94             }
  95         }
  96     }
  97
  98     private void sendBoundingBoxes(ServerPlayer player) {
  99         players.add(player);
 100         sendToPlayer(player, getCache(player.getDimensionId()));
 101     }
 102
 103     private void sendToPlayer(ServerPlayer player, BoundingBoxCache boundingBoxCache) {
 104         if (boundingBoxCache == null) return;
 105
 106         Map<BoundingBox, Set<BoundingBox>> cacheSubset = getBoundingBoxMap(player, boundingBoxCache.getBoundingBoxes());
 107
 108         for (BoundingBox key : cacheSubset.keySet()) {
 109             Set<BoundingBox> boundingBoxes = cacheSubset.get(key);
 110             PayloadBuilder payload = AddBoundingBox.getPayload(player.getDimensionId(), key, boundingBoxes);
 111             if (payload != null)
 112                 player.sendPacket(payload);
 113
 114             if (!playerBoundingBoxesCache.containsKey(player)) {
 115                 playerBoundingBoxesCache.put(player, new HashSet<>());
 116             }
 117             playerBoundingBoxesCache.get(player).add(key);
 118         }
 119     }
 120
 121     private Map<BoundingBox, Set<BoundingBox>> getBoundingBoxMap(ServerPlayer player, Map<BoundingBox, Set<BoundingBox>> boundingBoxMap) {
 122         Map<BoundingBox, Set<BoundingBox>> cacheSubset = new HashMap<>();
 123         for (BoundingBox key : boundingBoxMap.keySet()) {
 124             if (!playerBoundingBoxesCache.containsKey(player) || !playerBoundingBoxesCache.get(player).contains(key)) {
 125                 cacheSubset.put(key, boundingBoxMap.get(key));
 126             }
 127         }
 128         return cacheSubset;
 129     }
 130
 131     protected void addBoundingBox(int dimensionId, BoundingBox key, Set<BoundingBox> boundingBoxes) {
 132         BoundingBoxCache cache = getCache(dimensionId);
 133         if (cache == null) return;
 134
 135         cache.addBoundingBoxes(key, boundingBoxes);
 136     }
 137
 138     protected void removeBoundingBox(int dimensionId, BoundingBox key) {
 139         BoundingBoxCache cache = getCache(dimensionId);
 140         if (cache == null) return;
 141
 142         cache.removeBoundingBox(key);
 143     }
 144
 145     private void mobSpawnerBroken(int dimensionId, Coords pos) {
 146         BoundingBox boundingBox = BoundingBoxMobSpawner.from(pos);
 147         removeBoundingBox(dimensionId, boundingBox);
 148         sendRemoveBoundingBox(dimensionId, boundingBox);
 149     }
 150
 151     private void serverTick() {
 152         for (ServerPlayer player : players) {
 153             sendToPlayer(player, getCache(player.getDimensionId()));
 154         }
 155     }
 156
 157     private void serverWorldTick(WorldServer world) {
 158         int dimensionId = world.dimension.getType().getId();
 159         VillageProcessor villageProcessor = villageProcessors.get(dimensionId);
 160         if (villageProcessor == null) return;
 161
 162         villageProcessor.process(world.getVillageCollection());
 163     }
 164
 165     protected BoundingBoxCache getCache(int dimensionId) {
 166         return dimensionCache.get(dimensionId);
 167     }
 168
 169     protected BoundingBoxCache getOrCreateCache(int dimensionId) {
 170         return dimensionCache.computeIfAbsent(dimensionId, dt -> new BoundingBoxCache());
 171     }
 172
 173     protected void clearCaches() {
 174         for (VillageProcessor villageProcessor : villageProcessors.values()) {
 175             villageProcessor.clear();
 176         }
 177         villageProcessors.clear();
 178         for (BoundingBoxCache cache : dimensionCache.values()) {
 179             cache.clear();
 180         }
 181         dimensionCache.clear();
 182     }
 183 }