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package net.minecraft.server;
import java.util.ArrayList;
import java.util.List;
class PlayerInstance {
private List b;
private int chunkX;
private int chunkZ;
private ChunkCoordIntPair e;
private short[] dirtyBlocks;
private int dirtyCount;
private int h;
private int i;
private int j;
private int k;
private int l;
private int m;
final PlayerManager playerManager;
public PlayerInstance(PlayerManager playermanager, int i, int j) {
this.playerManager = playermanager;
this.b = new ArrayList();
this.dirtyBlocks = new short[10];
this.dirtyCount = 0;
this.chunkX = i;
this.chunkZ = j;
this.e = new ChunkCoordIntPair(i, j);
// CraftBukkit
playermanager.world.chunkProviderServer.getChunkAt(i, j);
}
public void a(EntityPlayer entityplayer) {
if (this.b.contains(entityplayer)) {
throw new IllegalStateException("Failed to add player. " + entityplayer + " already is in chunk " + this.chunkX + ", " + this.chunkZ);
} else {
// CraftBukkit start
if (entityplayer.g.add(this.e)) {
entityplayer.netServerHandler.sendPacket(new Packet50PreChunk(this.e.x, this.e.z, true));
}
// CraftBukkit end
this.b.add(entityplayer);
entityplayer.f.add(this.e);
}
}
public void b(EntityPlayer entityplayer) {
if (!this.b.contains(entityplayer)) {
// CraftBukkit - reduce console spam under certain conditions
// (new IllegalStateException("Failed to remove player. " + entityplayer + " isn\'t in chunk " + this.chunkX + ", " + this.chunkZ)).printStackTrace();
} else {
this.b.remove(entityplayer);
if (this.b.size() == 0) {
long i = (long) this.chunkX + 2147483647L | (long) this.chunkZ + 2147483647L << 32;
PlayerManager.b(this.playerManager).b(i);
if (this.dirtyCount > 0) {
PlayerManager.c(this.playerManager).remove(this);
}
// CraftBukkit
((WorldServer) entityplayer.world).chunkProviderServer.queueUnload(this.chunkX, this.chunkZ);
}
entityplayer.f.remove(this.e);
// CraftBukkit - contains -> remove
if (entityplayer.g.remove(this.e)) {
entityplayer.netServerHandler.sendPacket(new Packet50PreChunk(this.chunkX, this.chunkZ, false));
}
}
}
public void a(int i, int j, int k) {
if (this.dirtyCount == 0) {
PlayerManager.c(this.playerManager).add(this);
this.h = this.i = i;
this.j = this.k = j;
this.l = this.m = k;
}
if (this.h > i) {
this.h = i;
}
if (this.i < i) {
this.i = i;
}
if (this.j > j) {
this.j = j;
}
if (this.k < j) {
this.k = j;
}
if (this.l > k) {
this.l = k;
}
if (this.m < k) {
this.m = k;
}
if (this.dirtyCount < 10) {
short short1 = (short) (i << 12 | k << 8 | j);
for (int l = 0; l < this.dirtyCount; ++l) {
if (this.dirtyBlocks[l] == short1) {
return;
}
}
this.dirtyBlocks[this.dirtyCount++] = short1;
}
}
public void sendAll(Packet packet) {
for (int i = 0; i < this.b.size(); ++i) {
EntityPlayer entityplayer = (EntityPlayer) this.b.get(i);
if (entityplayer.g.contains(this.e)) {
entityplayer.netServerHandler.sendPacket(packet);
}
}
}
public void a() {
if (this.dirtyCount != 0) {
int i;
int j;
int k;
if (this.dirtyCount == 1) {
i = this.chunkX * 16 + this.h;
j = this.j;
k = this.chunkZ * 16 + this.l;
// CraftBukkit start
this.sendAll(new Packet53BlockChange(i, j, k, this.playerManager.world));
if (Block.isTileEntity[this.playerManager.world.getTypeId(i, j, k)]) {
this.sendTileEntity(this.playerManager.world.getTileEntity(i, j, k));
}
// CraftBukkit end
} else {
int l;
if (this.dirtyCount == 10) {
this.j = this.j / 2 * 2;
this.k = (this.k / 2 + 1) * 2;
i = this.h + this.chunkX * 16;
j = this.j;
k = this.l + this.chunkZ * 16;
l = this.i - this.h + 1;
int i1 = this.k - this.j + 2;
int j1 = this.m - this.l + 1;
// CraftBukkit start
this.sendAll(new Packet51MapChunk(i, j, k, l, i1, j1, this.playerManager.world));
List list = this.playerManager.world.getTileEntities(i, j, k, i + l, j + i1, k + j1);
// CraftBukkit end
for (int k1 = 0; k1 < list.size(); ++k1) {
this.sendTileEntity((TileEntity) list.get(k1));
}
} else {
// CraftBukkit
this.sendAll(new Packet52MultiBlockChange(this.chunkX, this.chunkZ, this.dirtyBlocks, this.dirtyCount, this.playerManager.world));
for (i = 0; i < this.dirtyCount; ++i) {
// CraftBukkit start - Fixes TileEntity updates occurring upon a multi-block change; dirtyCount -> dirtyBlocks[i]
j = this.chunkX * 16 + (this.dirtyBlocks[i] >> 12 & 15);
k = this.dirtyBlocks[i] & 255;
l = this.chunkZ * 16 + (this.dirtyBlocks[i] >> 8 & 15);
// CraftBukkit end
// CraftBukkit start
if (Block.isTileEntity[this.playerManager.world.getTypeId(j, k, l)]) {
// System.out.println("Sending!"); // CraftBukkit
this.sendTileEntity(this.playerManager.world.getTileEntity(j, k, l));
}
// CraftBukkit end
}
}
}
this.dirtyCount = 0;
}
}
private void sendTileEntity(TileEntity tileentity) {
if (tileentity != null) {
Packet packet = tileentity.e();
if (packet != null) {
this.sendAll(packet);
}
}
}
}
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