package net.minecraft.server;

import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
import com.mojang.authlib.GameProfile;
import io.netty.buffer.Unpooled;
import java.io.File;
import java.net.SocketAddress;
import java.text.SimpleDateFormat;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.UUID;
import javax.annotation.Nullable;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

public abstract class PlayerList {

    public static final File b = new File("banned-players.json");
    public static final File c = new File("banned-ips.json");
    public static final File d = new File("ops.json");
    public static final File e = new File("whitelist.json");
    private static final Logger LOGGER = LogManager.getLogger();
    private static final SimpleDateFormat g = new SimpleDateFormat("yyyy-MM-dd 'at' HH:mm:ss z");
    private final MinecraftServer server;
    public final List<EntityPlayer> players = Lists.newArrayList();
    private final Map<UUID, EntityPlayer> j = Maps.newHashMap();
    private final GameProfileBanList k;
    private final IpBanList l;
    private final OpList operators;
    private final WhiteList whitelist;
    private final Map<UUID, ServerStatisticManager> o;
    private final Map<UUID, AdvancementDataPlayer> p;
    public IPlayerFileData playerFileData;
    private boolean hasWhitelist;
    protected final int maxPlayers;
    private int viewDistance;
    private EnumGamemode t;
    private boolean u;
    private int v;

    public PlayerList(MinecraftServer minecraftserver, int i) {
        this.k = new GameProfileBanList(PlayerList.b);
        this.l = new IpBanList(PlayerList.c);
        this.operators = new OpList(PlayerList.d);
        this.whitelist = new WhiteList(PlayerList.e);
        this.o = Maps.newHashMap();
        this.p = Maps.newHashMap();
        this.server = minecraftserver;
        this.maxPlayers = i;
        this.getProfileBans().a(true);
        this.getIPBans().a(true);
    }

    public void a(NetworkManager networkmanager, EntityPlayer entityplayer) {
        GameProfile gameprofile = entityplayer.getProfile();
        UserCache usercache = this.server.getUserCache();
        GameProfile gameprofile1 = usercache.getProfile(gameprofile.getId());
        String s = gameprofile1 == null ? gameprofile.getName() : gameprofile1.getName();

        usercache.a(gameprofile);
        NBTTagCompound nbttagcompound = this.a(entityplayer);
        WorldServer worldserver = this.server.getWorldServer(entityplayer.dimension);

        entityplayer.spawnIn(worldserver);
        entityplayer.playerInteractManager.a((WorldServer) entityplayer.world);
        String s1 = "local";

        if (networkmanager.getSocketAddress() != null) {
            s1 = networkmanager.getSocketAddress().toString();
        }

        PlayerList.LOGGER.info("{}[{}] logged in with entity id {} at ({}, {}, {})", entityplayer.getDisplayName().getString(), s1, entityplayer.getId(), entityplayer.locX(), entityplayer.locY(), entityplayer.locZ());
        WorldData worlddata = worldserver.getWorldData();

        this.a(entityplayer, (EntityPlayer) null, worldserver);
        PlayerConnection playerconnection = new PlayerConnection(this.server, networkmanager, entityplayer);
        GameRules gamerules = worldserver.getGameRules();
        boolean flag = gamerules.getBoolean(GameRules.DO_IMMEDIATE_RESPAWN);
        boolean flag1 = gamerules.getBoolean(GameRules.REDUCED_DEBUG_INFO);

        playerconnection.sendPacket(new PacketPlayOutLogin(entityplayer.getId(), entityplayer.playerInteractManager.getGameMode(), WorldData.c(worlddata.getSeed()), worlddata.isHardcore(), worldserver.worldProvider.getDimensionManager(), this.getMaxPlayers(), worlddata.getType(), this.viewDistance, flag1, !flag));
        playerconnection.sendPacket(new PacketPlayOutCustomPayload(PacketPlayOutCustomPayload.a, (new PacketDataSerializer(Unpooled.buffer())).a(this.getServer().getServerModName())));
        playerconnection.sendPacket(new PacketPlayOutServerDifficulty(worlddata.getDifficulty(), worlddata.isDifficultyLocked()));
        playerconnection.sendPacket(new PacketPlayOutAbilities(entityplayer.abilities));
        playerconnection.sendPacket(new PacketPlayOutHeldItemSlot(entityplayer.inventory.itemInHandIndex));
        playerconnection.sendPacket(new PacketPlayOutRecipeUpdate(this.server.getCraftingManager().b()));
        playerconnection.sendPacket(new PacketPlayOutTags(this.server.getTagRegistry()));
        this.d(entityplayer);
        entityplayer.getStatisticManager().c();
        entityplayer.B().a(entityplayer);
        this.sendScoreboard(worldserver.getScoreboard(), entityplayer);
        this.server.invalidatePingSample();
        ChatMessage chatmessage;

        if (entityplayer.getProfile().getName().equalsIgnoreCase(s)) {
            chatmessage = new ChatMessage("multiplayer.player.joined", new Object[]{entityplayer.getScoreboardDisplayName()});
        } else {
            chatmessage = new ChatMessage("multiplayer.player.joined.renamed", new Object[]{entityplayer.getScoreboardDisplayName(), s});
        }

        this.sendMessage(chatmessage.a(EnumChatFormat.YELLOW));
        playerconnection.a(entityplayer.locX(), entityplayer.locY(), entityplayer.locZ(), entityplayer.yaw, entityplayer.pitch);
        this.players.add(entityplayer);
        this.j.put(entityplayer.getUniqueID(), entityplayer);
        this.sendAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.ADD_PLAYER, new EntityPlayer[]{entityplayer}));

        for (int i = 0; i < this.players.size(); ++i) {
            entityplayer.playerConnection.sendPacket(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.ADD_PLAYER, new EntityPlayer[]{(EntityPlayer) this.players.get(i)}));
        }

        worldserver.addPlayerJoin(entityplayer);
        this.server.getBossBattleCustomData().a(entityplayer);
        this.a(entityplayer, worldserver);
        if (!this.server.getResourcePack().isEmpty()) {
            entityplayer.setResourcePack(this.server.getResourcePack(), this.server.getResourcePackHash());
        }

        Iterator iterator = entityplayer.getEffects().iterator();

        while (iterator.hasNext()) {
            MobEffect mobeffect = (MobEffect) iterator.next();

            playerconnection.sendPacket(new PacketPlayOutEntityEffect(entityplayer.getId(), mobeffect));
        }

        if (nbttagcompound != null && nbttagcompound.hasKeyOfType("RootVehicle", 10)) {
            NBTTagCompound nbttagcompound1 = nbttagcompound.getCompound("RootVehicle");
            Entity entity = EntityTypes.a(nbttagcompound1.getCompound("Entity"), worldserver, (entity1) -> {
                return !worldserver.addEntitySerialized(entity1) ? null : entity1;
            });

            if (entity != null) {
                UUID uuid = nbttagcompound1.a("Attach");
                Iterator iterator1;
                Entity entity1;

                if (entity.getUniqueID().equals(uuid)) {
                    entityplayer.a(entity, true);
                } else {
                    iterator1 = entity.getAllPassengers().iterator();

                    while (iterator1.hasNext()) {
                        entity1 = (Entity) iterator1.next();
                        if (entity1.getUniqueID().equals(uuid)) {
                            entityplayer.a(entity1, true);
                            break;
                        }
                    }
                }

                if (!entityplayer.isPassenger()) {
                    PlayerList.LOGGER.warn("Couldn't reattach entity to player");
                    worldserver.removeEntity(entity);
                    iterator1 = entity.getAllPassengers().iterator();

                    while (iterator1.hasNext()) {
                        entity1 = (Entity) iterator1.next();
                        worldserver.removeEntity(entity1);
                    }
                }
            }
        }

        entityplayer.syncInventory();
    }

    public void sendScoreboard(ScoreboardServer scoreboardserver, EntityPlayer entityplayer) {
        Set<ScoreboardObjective> set = Sets.newHashSet();
        Iterator iterator = scoreboardserver.getTeams().iterator();

        while (iterator.hasNext()) {
            ScoreboardTeam scoreboardteam = (ScoreboardTeam) iterator.next();

            entityplayer.playerConnection.sendPacket(new PacketPlayOutScoreboardTeam(scoreboardteam, 0));
        }

        for (int i = 0; i < 19; ++i) {
            ScoreboardObjective scoreboardobjective = scoreboardserver.getObjectiveForSlot(i);

            if (scoreboardobjective != null && !set.contains(scoreboardobjective)) {
                List<Packet<?>> list = scoreboardserver.getScoreboardScorePacketsForObjective(scoreboardobjective);
                Iterator iterator1 = list.iterator();

                while (iterator1.hasNext()) {
                    Packet<?> packet = (Packet) iterator1.next();

                    entityplayer.playerConnection.sendPacket(packet);
                }

                set.add(scoreboardobjective);
            }
        }

    }

    public void setPlayerFileData(WorldServer worldserver) {
        this.playerFileData = worldserver.getDataManager();
        worldserver.getWorldBorder().a(new IWorldBorderListener() {
            @Override
            public void a(WorldBorder worldborder, double d0) {
                PlayerList.this.sendAll(new PacketPlayOutWorldBorder(worldborder, PacketPlayOutWorldBorder.EnumWorldBorderAction.SET_SIZE));
            }

            @Override
            public void a(WorldBorder worldborder, double d0, double d1, long i) {
                PlayerList.this.sendAll(new PacketPlayOutWorldBorder(worldborder, PacketPlayOutWorldBorder.EnumWorldBorderAction.LERP_SIZE));
            }

            @Override
            public void a(WorldBorder worldborder, double d0, double d1) {
                PlayerList.this.sendAll(new PacketPlayOutWorldBorder(worldborder, PacketPlayOutWorldBorder.EnumWorldBorderAction.SET_CENTER));
            }

            @Override
            public void a(WorldBorder worldborder, int i) {
                PlayerList.this.sendAll(new PacketPlayOutWorldBorder(worldborder, PacketPlayOutWorldBorder.EnumWorldBorderAction.SET_WARNING_TIME));
            }

            @Override
            public void b(WorldBorder worldborder, int i) {
                PlayerList.this.sendAll(new PacketPlayOutWorldBorder(worldborder, PacketPlayOutWorldBorder.EnumWorldBorderAction.SET_WARNING_BLOCKS));
            }

            @Override
            public void b(WorldBorder worldborder, double d0) {}

            @Override
            public void c(WorldBorder worldborder, double d0) {}
        });
    }

    @Nullable
    public NBTTagCompound a(EntityPlayer entityplayer) {
        NBTTagCompound nbttagcompound = this.server.getWorldServer(DimensionManager.OVERWORLD).getWorldData().h();
        NBTTagCompound nbttagcompound1;

        if (entityplayer.getDisplayName().getString().equals(this.server.getSinglePlayerName()) && nbttagcompound != null) {
            nbttagcompound1 = nbttagcompound;
            entityplayer.f(nbttagcompound);
            PlayerList.LOGGER.debug("loading single player");
        } else {
            nbttagcompound1 = this.playerFileData.load(entityplayer);
        }

        return nbttagcompound1;
    }

    protected void savePlayerFile(EntityPlayer entityplayer) {
        this.playerFileData.save(entityplayer);
        ServerStatisticManager serverstatisticmanager = (ServerStatisticManager) this.o.get(entityplayer.getUniqueID());

        if (serverstatisticmanager != null) {
            serverstatisticmanager.a();
        }

        AdvancementDataPlayer advancementdataplayer = (AdvancementDataPlayer) this.p.get(entityplayer.getUniqueID());

        if (advancementdataplayer != null) {
            advancementdataplayer.c();
        }

    }

    public void disconnect(EntityPlayer entityplayer) {
        WorldServer worldserver = entityplayer.getWorldServer();

        entityplayer.a(StatisticList.LEAVE_GAME);
        this.savePlayerFile(entityplayer);
        if (entityplayer.isPassenger()) {
            Entity entity = entityplayer.getRootVehicle();

            if (entity.hasSinglePlayerPassenger()) {
                PlayerList.LOGGER.debug("Removing player mount");
                entityplayer.stopRiding();
                worldserver.removeEntity(entity);
                Iterator iterator = entity.getAllPassengers().iterator();

                while (iterator.hasNext()) {
                    Entity entity1 = (Entity) iterator.next();

                    worldserver.removeEntity(entity1);
                }

                worldserver.getChunkAt(entityplayer.chunkX, entityplayer.chunkZ).markDirty();
            }
        }

        entityplayer.decouple();
        worldserver.removePlayer(entityplayer);
        entityplayer.getAdvancementData().a();
        this.players.remove(entityplayer);
        this.server.getBossBattleCustomData().b(entityplayer);
        UUID uuid = entityplayer.getUniqueID();
        EntityPlayer entityplayer1 = (EntityPlayer) this.j.get(uuid);

        if (entityplayer1 == entityplayer) {
            this.j.remove(uuid);
            this.o.remove(uuid);
            this.p.remove(uuid);
        }

        this.sendAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.REMOVE_PLAYER, new EntityPlayer[]{entityplayer}));
    }

    @Nullable
    public IChatBaseComponent attemptLogin(SocketAddress socketaddress, GameProfile gameprofile) {
        ChatMessage chatmessage;

        if (this.k.isBanned(gameprofile)) {
            GameProfileBanEntry gameprofilebanentry = (GameProfileBanEntry) this.k.get(gameprofile);

            chatmessage = new ChatMessage("multiplayer.disconnect.banned.reason", new Object[]{gameprofilebanentry.getReason()});
            if (gameprofilebanentry.getExpires() != null) {
                chatmessage.addSibling(new ChatMessage("multiplayer.disconnect.banned.expiration", new Object[]{PlayerList.g.format(gameprofilebanentry.getExpires())}));
            }

            return chatmessage;
        } else if (!this.isWhitelisted(gameprofile)) {
            return new ChatMessage("multiplayer.disconnect.not_whitelisted", new Object[0]);
        } else if (this.l.isBanned(socketaddress)) {
            IpBanEntry ipbanentry = this.l.get(socketaddress);

            chatmessage = new ChatMessage("multiplayer.disconnect.banned_ip.reason", new Object[]{ipbanentry.getReason()});
            if (ipbanentry.getExpires() != null) {
                chatmessage.addSibling(new ChatMessage("multiplayer.disconnect.banned_ip.expiration", new Object[]{PlayerList.g.format(ipbanentry.getExpires())}));
            }

            return chatmessage;
        } else {
            return this.players.size() >= this.maxPlayers && !this.f(gameprofile) ? new ChatMessage("multiplayer.disconnect.server_full", new Object[0]) : null;
        }
    }

    public EntityPlayer processLogin(GameProfile gameprofile) {
        UUID uuid = EntityHuman.a(gameprofile);
        List<EntityPlayer> list = Lists.newArrayList();

        for (int i = 0; i < this.players.size(); ++i) {
            EntityPlayer entityplayer = (EntityPlayer) this.players.get(i);

            if (entityplayer.getUniqueID().equals(uuid)) {
                list.add(entityplayer);
            }
        }

        EntityPlayer entityplayer1 = (EntityPlayer) this.j.get(gameprofile.getId());

        if (entityplayer1 != null && !list.contains(entityplayer1)) {
            list.add(entityplayer1);
        }

        Iterator iterator = list.iterator();

        while (iterator.hasNext()) {
            EntityPlayer entityplayer2 = (EntityPlayer) iterator.next();

            entityplayer2.playerConnection.disconnect(new ChatMessage("multiplayer.disconnect.duplicate_login", new Object[0]));
        }

        Object object;

        if (this.server.isDemoMode()) {
            object = new DemoPlayerInteractManager(this.server.getWorldServer(DimensionManager.OVERWORLD));
        } else {
            object = new PlayerInteractManager(this.server.getWorldServer(DimensionManager.OVERWORLD));
        }

        return new EntityPlayer(this.server, this.server.getWorldServer(DimensionManager.OVERWORLD), gameprofile, (PlayerInteractManager) object);
    }

    public EntityPlayer moveToWorld(EntityPlayer entityplayer, DimensionManager dimensionmanager, boolean flag) {
        this.players.remove(entityplayer);
        entityplayer.getWorldServer().removePlayer(entityplayer);
        BlockPosition blockposition = entityplayer.getBed();
        boolean flag1 = entityplayer.isRespawnForced();

        entityplayer.dimension = dimensionmanager;
        Object object;

        if (this.server.isDemoMode()) {
            object = new DemoPlayerInteractManager(this.server.getWorldServer(entityplayer.dimension));
        } else {
            object = new PlayerInteractManager(this.server.getWorldServer(entityplayer.dimension));
        }

        EntityPlayer entityplayer1 = new EntityPlayer(this.server, this.server.getWorldServer(entityplayer.dimension), entityplayer.getProfile(), (PlayerInteractManager) object);

        entityplayer1.playerConnection = entityplayer.playerConnection;
        entityplayer1.copyFrom(entityplayer, flag);
        entityplayer1.e(entityplayer.getId());
        entityplayer1.a(entityplayer.getMainHand());
        Iterator iterator = entityplayer.getScoreboardTags().iterator();

        while (iterator.hasNext()) {
            String s = (String) iterator.next();

            entityplayer1.addScoreboardTag(s);
        }

        WorldServer worldserver = this.server.getWorldServer(entityplayer.dimension);

        this.a(entityplayer1, entityplayer, worldserver);
        if (blockposition != null) {
            Optional<Vec3D> optional = EntityHuman.getBed(this.server.getWorldServer(entityplayer.dimension), blockposition, flag1);

            if (optional.isPresent()) {
                Vec3D vec3d = (Vec3D) optional.get();

                entityplayer1.setPositionRotation(vec3d.x, vec3d.y, vec3d.z, 0.0F, 0.0F);
                entityplayer1.setRespawnPosition(blockposition, flag1, false);
            } else {
                entityplayer1.playerConnection.sendPacket(new PacketPlayOutGameStateChange(0, 0.0F));
            }
        }

        while (!worldserver.getCubes(entityplayer1) && entityplayer1.locY() < 256.0D) {
            entityplayer1.setPosition(entityplayer1.locX(), entityplayer1.locY() + 1.0D, entityplayer1.locZ());
        }

        WorldData worlddata = entityplayer1.world.getWorldData();

        entityplayer1.playerConnection.sendPacket(new PacketPlayOutRespawn(entityplayer1.dimension, WorldData.c(worlddata.getSeed()), worlddata.getType(), entityplayer1.playerInteractManager.getGameMode()));
        BlockPosition blockposition1 = worldserver.getSpawn();

        entityplayer1.playerConnection.a(entityplayer1.locX(), entityplayer1.locY(), entityplayer1.locZ(), entityplayer1.yaw, entityplayer1.pitch);
        entityplayer1.playerConnection.sendPacket(new PacketPlayOutSpawnPosition(blockposition1));
        entityplayer1.playerConnection.sendPacket(new PacketPlayOutServerDifficulty(worlddata.getDifficulty(), worlddata.isDifficultyLocked()));
        entityplayer1.playerConnection.sendPacket(new PacketPlayOutExperience(entityplayer1.exp, entityplayer1.expTotal, entityplayer1.expLevel));
        this.a(entityplayer1, worldserver);
        this.d(entityplayer1);
        worldserver.addPlayerRespawn(entityplayer1);
        this.players.add(entityplayer1);
        this.j.put(entityplayer1.getUniqueID(), entityplayer1);
        entityplayer1.syncInventory();
        entityplayer1.setHealth(entityplayer1.getHealth());
        return entityplayer1;
    }

    public void d(EntityPlayer entityplayer) {
        GameProfile gameprofile = entityplayer.getProfile();
        int i = this.server.b(gameprofile);

        this.a(entityplayer, i);
    }

    public void tick() {
        if (++this.v > 600) {
            this.sendAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.UPDATE_LATENCY, this.players));
            this.v = 0;
        }

    }

    public void sendAll(Packet<?> packet) {
        for (int i = 0; i < this.players.size(); ++i) {
            ((EntityPlayer) this.players.get(i)).playerConnection.sendPacket(packet);
        }

    }

    public void a(Packet<?> packet, DimensionManager dimensionmanager) {
        for (int i = 0; i < this.players.size(); ++i) {
            EntityPlayer entityplayer = (EntityPlayer) this.players.get(i);

            if (entityplayer.dimension == dimensionmanager) {
                entityplayer.playerConnection.sendPacket(packet);
            }
        }

    }

    public void a(EntityHuman entityhuman, IChatBaseComponent ichatbasecomponent) {
        ScoreboardTeamBase scoreboardteambase = entityhuman.getScoreboardTeam();

        if (scoreboardteambase != null) {
            Collection<String> collection = scoreboardteambase.getPlayerNameSet();
            Iterator iterator = collection.iterator();

            while (iterator.hasNext()) {
                String s = (String) iterator.next();
                EntityPlayer entityplayer = this.getPlayer(s);

                if (entityplayer != null && entityplayer != entityhuman) {
                    entityplayer.sendMessage(ichatbasecomponent);
                }
            }

        }
    }

    public void b(EntityHuman entityhuman, IChatBaseComponent ichatbasecomponent) {
        ScoreboardTeamBase scoreboardteambase = entityhuman.getScoreboardTeam();

        if (scoreboardteambase == null) {
            this.sendMessage(ichatbasecomponent);
        } else {
            for (int i = 0; i < this.players.size(); ++i) {
                EntityPlayer entityplayer = (EntityPlayer) this.players.get(i);

                if (entityplayer.getScoreboardTeam() != scoreboardteambase) {
                    entityplayer.sendMessage(ichatbasecomponent);
                }
            }

        }
    }

    public String[] e() {
        String[] astring = new String[this.players.size()];

        for (int i = 0; i < this.players.size(); ++i) {
            astring[i] = ((EntityPlayer) this.players.get(i)).getProfile().getName();
        }

        return astring;
    }

    public GameProfileBanList getProfileBans() {
        return this.k;
    }

    public IpBanList getIPBans() {
        return this.l;
    }

    public void addOp(GameProfile gameprofile) {
        this.operators.add(new OpListEntry(gameprofile, this.server.j(), this.operators.b(gameprofile)));
        EntityPlayer entityplayer = this.a(gameprofile.getId());

        if (entityplayer != null) {
            this.d(entityplayer);
        }

    }

    public void removeOp(GameProfile gameprofile) {
        this.operators.remove(gameprofile);
        EntityPlayer entityplayer = this.a(gameprofile.getId());

        if (entityplayer != null) {
            this.d(entityplayer);
        }

    }

    private void a(EntityPlayer entityplayer, int i) {
        if (entityplayer.playerConnection != null) {
            byte b0;

            if (i <= 0) {
                b0 = 24;
            } else if (i >= 4) {
                b0 = 28;
            } else {
                b0 = (byte) (24 + i);
            }

            entityplayer.playerConnection.sendPacket(new PacketPlayOutEntityStatus(entityplayer, b0));
        }

        this.server.getCommandDispatcher().a(entityplayer);
    }

    public boolean isWhitelisted(GameProfile gameprofile) {
        return !this.hasWhitelist || this.operators.d(gameprofile) || this.whitelist.d(gameprofile);
    }

    public boolean isOp(GameProfile gameprofile) {
        return this.operators.d(gameprofile) || this.server.a(gameprofile) && this.server.getWorldServer(DimensionManager.OVERWORLD).getWorldData().t() || this.u;
    }

    @Nullable
    public EntityPlayer getPlayer(String s) {
        Iterator iterator = this.players.iterator();

        EntityPlayer entityplayer;

        do {
            if (!iterator.hasNext()) {
                return null;
            }

            entityplayer = (EntityPlayer) iterator.next();
        } while (!entityplayer.getProfile().getName().equalsIgnoreCase(s));

        return entityplayer;
    }

    public void sendPacketNearby(@Nullable EntityHuman entityhuman, double d0, double d1, double d2, double d3, DimensionManager dimensionmanager, Packet<?> packet) {
        for (int i = 0; i < this.players.size(); ++i) {
            EntityPlayer entityplayer = (EntityPlayer) this.players.get(i);

            if (entityplayer != entityhuman && entityplayer.dimension == dimensionmanager) {
                double d4 = d0 - entityplayer.locX();
                double d5 = d1 - entityplayer.locY();
                double d6 = d2 - entityplayer.locZ();

                if (d4 * d4 + d5 * d5 + d6 * d6 < d3 * d3) {
                    entityplayer.playerConnection.sendPacket(packet);
                }
            }
        }

    }

    public void savePlayers() {
        for (int i = 0; i < this.players.size(); ++i) {
            this.savePlayerFile((EntityPlayer) this.players.get(i));
        }

    }

    public WhiteList getWhitelist() {
        return this.whitelist;
    }

    public String[] getWhitelisted() {
        return this.whitelist.getEntries();
    }

    public OpList getOPs() {
        return this.operators;
    }

    public String[] m() {
        return this.operators.getEntries();
    }

    public void reloadWhitelist() {}

    public void a(EntityPlayer entityplayer, WorldServer worldserver) {
        WorldBorder worldborder = this.server.getWorldServer(DimensionManager.OVERWORLD).getWorldBorder();

        entityplayer.playerConnection.sendPacket(new PacketPlayOutWorldBorder(worldborder, PacketPlayOutWorldBorder.EnumWorldBorderAction.INITIALIZE));
        entityplayer.playerConnection.sendPacket(new PacketPlayOutUpdateTime(worldserver.getTime(), worldserver.getDayTime(), worldserver.getGameRules().getBoolean(GameRules.DO_DAYLIGHT_CYCLE)));
        BlockPosition blockposition = worldserver.getSpawn();

        entityplayer.playerConnection.sendPacket(new PacketPlayOutSpawnPosition(blockposition));
        if (worldserver.isRaining()) {
            entityplayer.playerConnection.sendPacket(new PacketPlayOutGameStateChange(1, 0.0F));
            entityplayer.playerConnection.sendPacket(new PacketPlayOutGameStateChange(7, worldserver.d(1.0F)));
            entityplayer.playerConnection.sendPacket(new PacketPlayOutGameStateChange(8, worldserver.b(1.0F)));
        }

    }

    public void updateClient(EntityPlayer entityplayer) {
        entityplayer.updateInventory(entityplayer.defaultContainer);
        entityplayer.triggerHealthUpdate();
        entityplayer.playerConnection.sendPacket(new PacketPlayOutHeldItemSlot(entityplayer.inventory.itemInHandIndex));
    }

    public int getPlayerCount() {
        return this.players.size();
    }

    public int getMaxPlayers() {
        return this.maxPlayers;
    }

    public boolean getHasWhitelist() {
        return this.hasWhitelist;
    }

    public void setHasWhitelist(boolean flag) {
        this.hasWhitelist = flag;
    }

    public List<EntityPlayer> b(String s) {
        List<EntityPlayer> list = Lists.newArrayList();
        Iterator iterator = this.players.iterator();

        while (iterator.hasNext()) {
            EntityPlayer entityplayer = (EntityPlayer) iterator.next();

            if (entityplayer.v().equals(s)) {
                list.add(entityplayer);
            }
        }

        return list;
    }

    public int getViewDistance() {
        return this.viewDistance;
    }

    public MinecraftServer getServer() {
        return this.server;
    }

    public NBTTagCompound save() {
        return null;
    }

    private void a(EntityPlayer entityplayer, EntityPlayer entityplayer1, GeneratorAccess generatoraccess) {
        if (entityplayer1 != null) {
            entityplayer.playerInteractManager.setGameMode(entityplayer1.playerInteractManager.getGameMode());
        } else if (this.t != null) {
            entityplayer.playerInteractManager.setGameMode(this.t);
        }

        entityplayer.playerInteractManager.b(generatoraccess.getWorldData().getGameType());
    }

    public void shutdown() {
        for (int i = 0; i < this.players.size(); ++i) {
            ((EntityPlayer) this.players.get(i)).playerConnection.disconnect(new ChatMessage("multiplayer.disconnect.server_shutdown", new Object[0]));
        }

    }

    public void sendMessage(IChatBaseComponent ichatbasecomponent, boolean flag) {
        this.server.sendMessage(ichatbasecomponent);
        ChatMessageType chatmessagetype = flag ? ChatMessageType.SYSTEM : ChatMessageType.CHAT;

        this.sendAll(new PacketPlayOutChat(ichatbasecomponent, chatmessagetype));
    }

    public void sendMessage(IChatBaseComponent ichatbasecomponent) {
        this.sendMessage(ichatbasecomponent, true);
    }

    public ServerStatisticManager getStatisticManager(EntityHuman entityhuman) {
        UUID uuid = entityhuman.getUniqueID();
        ServerStatisticManager serverstatisticmanager = uuid == null ? null : (ServerStatisticManager) this.o.get(uuid);

        if (serverstatisticmanager == null) {
            File file = new File(this.server.getWorldServer(DimensionManager.OVERWORLD).getDataManager().getDirectory(), "stats");
            File file1 = new File(file, uuid + ".json");

            if (!file1.exists()) {
                File file2 = new File(file, entityhuman.getDisplayName().getString() + ".json");

                if (file2.exists() && file2.isFile()) {
                    file2.renameTo(file1);
                }
            }

            serverstatisticmanager = new ServerStatisticManager(this.server, file1);
            this.o.put(uuid, serverstatisticmanager);
        }

        return serverstatisticmanager;
    }

    public AdvancementDataPlayer f(EntityPlayer entityplayer) {
        UUID uuid = entityplayer.getUniqueID();
        AdvancementDataPlayer advancementdataplayer = (AdvancementDataPlayer) this.p.get(uuid);

        if (advancementdataplayer == null) {
            File file = new File(this.server.getWorldServer(DimensionManager.OVERWORLD).getDataManager().getDirectory(), "advancements");
            File file1 = new File(file, uuid + ".json");

            advancementdataplayer = new AdvancementDataPlayer(this.server, file1, entityplayer);
            this.p.put(uuid, advancementdataplayer);
        }

        advancementdataplayer.a(entityplayer);
        return advancementdataplayer;
    }

    public void a(int i) {
        this.viewDistance = i;
        this.sendAll(new PacketPlayOutViewDistance(i));
        Iterator iterator = this.server.getWorlds().iterator();

        while (iterator.hasNext()) {
            WorldServer worldserver = (WorldServer) iterator.next();

            if (worldserver != null) {
                worldserver.getChunkProvider().setViewDistance(i);
            }
        }

    }

    public List<EntityPlayer> getPlayers() {
        return this.players;
    }

    @Nullable
    public EntityPlayer a(UUID uuid) {
        return (EntityPlayer) this.j.get(uuid);
    }

    public boolean f(GameProfile gameprofile) {
        return false;
    }

    public void reload() {
        Iterator iterator = this.p.values().iterator();

        while (iterator.hasNext()) {
            AdvancementDataPlayer advancementdataplayer = (AdvancementDataPlayer) iterator.next();

            advancementdataplayer.b();
        }

        this.sendAll(new PacketPlayOutTags(this.server.getTagRegistry()));
        PacketPlayOutRecipeUpdate packetplayoutrecipeupdate = new PacketPlayOutRecipeUpdate(this.server.getCraftingManager().b());
        Iterator iterator1 = this.players.iterator();

        while (iterator1.hasNext()) {
            EntityPlayer entityplayer = (EntityPlayer) iterator1.next();

            entityplayer.playerConnection.sendPacket(packetplayoutrecipeupdate);
            entityplayer.B().a(entityplayer);
        }

    }

    public boolean v() {
        return this.u;
    }
}