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package com.earth2me.essentials.storage;
import java.util.regex.Pattern;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.inventory.ItemStack;
import org.bukkit.material.MaterialData;
import org.yaml.snakeyaml.constructor.Constructor;
import org.yaml.snakeyaml.nodes.MappingNode;
import org.yaml.snakeyaml.nodes.Node;
import org.yaml.snakeyaml.nodes.NodeId;
import org.yaml.snakeyaml.nodes.NodeTuple;
import org.yaml.snakeyaml.nodes.ScalarNode;
public class BukkitConstructor extends Constructor
{
private final transient Pattern NUMPATTERN = Pattern.compile("\\d+");
public BukkitConstructor(Class clazz)
{
super(clazz);
yamlClassConstructors.put(NodeId.scalar, new ConstructBukkitScalar());
yamlClassConstructors.put(NodeId.mapping, new ConstructBukkitMapping());
}
private class ConstructBukkitScalar extends ConstructScalar
{
@Override
public Object construct(final Node node)
{
if (node.getType().equals(Material.class))
{
final String val = (String)constructScalar((ScalarNode)node);
Material mat;
if (NUMPATTERN.matcher(val).matches())
{
final int typeId = Integer.parseInt(val);
mat = Material.getMaterial(typeId);
}
else
{
mat = Material.matchMaterial(val);
}
return mat;
}
if (node.getType().equals(MaterialData.class))
{
final String val = (String)constructScalar((ScalarNode)node);
if (val.isEmpty())
{
return null;
}
final String[] split = val.split("[:+',;.]", 2);
if (split.length == 0)
{
return null;
}
Material mat;
if (NUMPATTERN.matcher(split[0]).matches())
{
final int typeId = Integer.parseInt(split[0]);
mat = Material.getMaterial(typeId);
}
else
{
mat = Material.matchMaterial(split[0]);
}
byte data = 0;
if (split.length == 2 && NUMPATTERN.matcher(split[1]).matches())
{
data = Byte.parseByte(split[1]);
}
return new MaterialData(mat, data);
}
if (node.getType().equals(ItemStack.class))
{
final String val = (String)constructScalar((ScalarNode)node);
if (val.isEmpty())
{
return null;
}
final String[] split1 = val.split("\\W", 2);
if (split1.length == 0)
{
return null;
}
final String[] split2 = split1[0].split("[:+',;.]", 2);
if (split2.length == 0)
{
return null;
}
Material mat;
if (NUMPATTERN.matcher(split2[0]).matches())
{
final int typeId = Integer.parseInt(split2[0]);
mat = Material.getMaterial(typeId);
}
else
{
mat = Material.matchMaterial(split2[0]);
}
short data = 0;
if (split2.length == 2 && NUMPATTERN.matcher(split2[1]).matches())
{
data = Short.parseShort(split2[1]);
}
int size = mat.getMaxStackSize();
if (split1.length == 2 && NUMPATTERN.matcher(split1[1]).matches())
{
size = Integer.parseInt(split1[1]);
}
return new ItemStack(mat, size, data);
}
return super.construct(node);
}
}
private class ConstructBukkitMapping extends ConstructMapping
{
@Override
public Object construct(final Node node)
{
if (node.getType().equals(Location.class))
{
//TODO: NPE checks
final MappingNode mnode = (MappingNode)node;
String worldName = "";
double x = 0, y = 0, z = 0;
float yaw = 0, pitch = 0;
if (mnode.getValue().size() < 4)
{
return null;
}
for (NodeTuple nodeTuple : mnode.getValue())
{
final String key = (String)constructScalar((ScalarNode)nodeTuple.getKeyNode());
final ScalarNode snode = (ScalarNode)nodeTuple.getValueNode();
if (key.equalsIgnoreCase("world"))
{
worldName = (String)constructScalar(snode);
}
if (key.equalsIgnoreCase("x"))
{
x = Double.parseDouble((String)constructScalar(snode));
}
if (key.equalsIgnoreCase("y"))
{
y = Double.parseDouble((String)constructScalar(snode));
}
if (key.equalsIgnoreCase("z"))
{
z = Double.parseDouble((String)constructScalar(snode));
}
if (key.equalsIgnoreCase("yaw"))
{
yaw = Float.parseFloat((String)constructScalar(snode));
}
if (key.equalsIgnoreCase("pitch"))
{
pitch = Float.parseFloat((String)constructScalar(snode));
}
}
if (worldName == null || worldName.isEmpty())
{
return null;
}
final World world = Bukkit.getWorld(worldName);
if (world == null)
{
return null;
}
return new Location(world, x, y, z, yaw, pitch);
}
return super.construct(node);
}
}
}
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