package net.minecraft.world.gen.structure;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Random;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.world.ChunkCoordIntPair;
import net.minecraft.world.World;
public abstract class StructureStart
{
/** List of all StructureComponents that are part of this structure */
protected LinkedList components = new LinkedList();
protected StructureBoundingBox boundingBox;
private int field_143024_c;
private int field_143023_d;
private static final String __OBFID = "CL_00000513";
public StructureStart() {}
public StructureStart(int p_i43002_1_, int p_i43002_2_)
{
this.field_143024_c = p_i43002_1_;
this.field_143023_d = p_i43002_2_;
}
public StructureBoundingBox getBoundingBox()
{
return this.boundingBox;
}
public LinkedList getComponents()
{
return this.components;
}
/**
* Keeps iterating Structure Pieces and spawning them until the checks tell it to stop
*/
public void generateStructure(World worldIn, Random p_75068_2_, StructureBoundingBox p_75068_3_)
{
Iterator var4 = this.components.iterator();
while (var4.hasNext())
{
StructureComponent var5 = (StructureComponent)var4.next();
if (var5.getBoundingBox().intersectsWith(p_75068_3_) && !var5.addComponentParts(worldIn, p_75068_2_, p_75068_3_))
{
var4.remove();
}
}
}
/**
* Calculates total bounding box based on components' bounding boxes and saves it to boundingBox
*/
protected void updateBoundingBox()
{
this.boundingBox = StructureBoundingBox.getNewBoundingBox();
Iterator var1 = this.components.iterator();
while (var1.hasNext())
{
StructureComponent var2 = (StructureComponent)var1.next();
this.boundingBox.expandTo(var2.getBoundingBox());
}
}
public NBTTagCompound func_143021_a(int p_143021_1_, int p_143021_2_)
{
NBTTagCompound var3 = new NBTTagCompound();
var3.setString("id", MapGenStructureIO.func_143033_a(this));
var3.setInteger("ChunkX", p_143021_1_);
var3.setInteger("ChunkZ", p_143021_2_);
var3.setTag("BB", this.boundingBox.func_151535_h());
NBTTagList var4 = new NBTTagList();
Iterator var5 = this.components.iterator();
while (var5.hasNext())
{
StructureComponent var6 = (StructureComponent)var5.next();
var4.appendTag(var6.func_143010_b());
}
var3.setTag("Children", var4);
this.func_143022_a(var3);
return var3;
}
public void func_143022_a(NBTTagCompound p_143022_1_) {}
public void func_143020_a(World worldIn, NBTTagCompound p_143020_2_)
{
this.field_143024_c = p_143020_2_.getInteger("ChunkX");
this.field_143023_d = p_143020_2_.getInteger("ChunkZ");
if (p_143020_2_.hasKey("BB"))
{
this.boundingBox = new StructureBoundingBox(p_143020_2_.getIntArray("BB"));
}
NBTTagList var3 = p_143020_2_.getTagList("Children", 10);
for (int var4 = 0; var4 < var3.tagCount(); ++var4)
{
this.components.add(MapGenStructureIO.func_143032_b(var3.getCompoundTagAt(var4), worldIn));
}
this.func_143017_b(p_143020_2_);
}
public void func_143017_b(NBTTagCompound p_143017_1_) {}
/**
* offsets the structure Bounding Boxes up to a certain height, typically 63 - 10
*/
protected void markAvailableHeight(World worldIn, Random p_75067_2_, int p_75067_3_)
{
int var4 = 63 - p_75067_3_;
int var5 = this.boundingBox.getYSize() + 1;
if (var5 < var4)
{
var5 += p_75067_2_.nextInt(var4 - var5);
}
int var6 = var5 - this.boundingBox.maxY;
this.boundingBox.offset(0, var6, 0);
Iterator var7 = this.components.iterator();
while (var7.hasNext())
{
StructureComponent var8 = (StructureComponent)var7.next();
var8.getBoundingBox().offset(0, var6, 0);
}
}
protected void setRandomHeight(World worldIn, Random p_75070_2_, int p_75070_3_, int p_75070_4_)
{
int var5 = p_75070_4_ - p_75070_3_ + 1 - this.boundingBox.getYSize();
boolean var6 = true;
int var10;
if (var5 > 1)
{
var10 = p_75070_3_ + p_75070_2_.nextInt(var5);
}
else
{
var10 = p_75070_3_;
}
int var7 = var10 - this.boundingBox.minY;
this.boundingBox.offset(0, var7, 0);
Iterator var8 = this.components.iterator();
while (var8.hasNext())
{
StructureComponent var9 = (StructureComponent)var8.next();
var9.getBoundingBox().offset(0, var7, 0);
}
}
/**
* currently only defined for Villages, returns true if Village has more than 2 non-road components
*/
public boolean isSizeableStructure()
{
return true;
}
public boolean func_175788_a(ChunkCoordIntPair p_175788_1_)
{
return true;
}
public void func_175787_b(ChunkCoordIntPair p_175787_1_) {}
public int func_143019_e()
{
return this.field_143024_c;
}
public int func_143018_f()
{
return this.field_143023_d;
}
}