package galacticgreg.schematics;

import java.util.ArrayList;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
import javax.xml.bind.annotation.XmlRootElement;

import net.minecraft.block.Block;
import net.minecraft.util.Vec3;

import galacticgreg.api.StructureInformation;

/**
 * Class for XML Structure files. You only should edit/use this file/class if you want to add/fix stuff with
 * GalacticGreg itself, and never if you're a mod developer and want to add support for GGreg to your mod. However, feel
 * free to copy this code to your own mod to implement structures. If you have questions, find me on github and ask
 */
@XmlAccessorType(XmlAccessType.FIELD)
@XmlRootElement(name = "SpaceSchematic")
public class SpaceSchematic {

    @XmlAttribute(name = "enabled")
    protected boolean _mStructureEnabled;
    @XmlAttribute(name = "centerX")
    protected int _mCenterX;
    @XmlAttribute(name = "centerY")
    protected int _mCenterY;
    @XmlAttribute(name = "centerZ")
    protected int _mCenterZ;

    @XmlElement(name = "StructureName")
    protected String _mStructureName;

    @XmlElement(name = "Rarity")
    protected int _mRarity;

    @XmlElementWrapper(name = "Coords")
    @XmlElement(name = "block")
    protected ArrayList<BaseStructureInfo> mStructureInfoList;

    public boolean isEnabled() {
        return _mStructureEnabled;
    }

    public Vec3 getStructureCenter() {
        return Vec3.createVectorHelper(_mCenterX, _mCenterY, _mCenterZ);
    }

    public int getRarity() {
        return _mRarity;
    }

    public String getName() {
        return _mStructureName;
    }

    public ArrayList<BaseStructureInfo> coordInfo() {
        if (mStructureInfoList == null) mStructureInfoList = new ArrayList<>();

        return mStructureInfoList;
    }

    public void addStructureInfo(StructureInformation pStrucInfo) {
        if (mStructureInfoList == null) mStructureInfoList = new ArrayList<>();
        mStructureInfoList.add(new BaseStructureInfo(pStrucInfo));
    }

    public static class BaseStructureInfo {

        @XmlAttribute(name = "X")
        protected int posX;
        @XmlAttribute(name = "Y")
        protected int posY;
        @XmlAttribute(name = "Z")
        protected int posZ;
        @XmlAttribute(name = "Block")
        protected String blockName;
        @XmlAttribute(name = "Meta")
        protected int blockMeta;

        public BaseStructureInfo(StructureInformation pSI) {
            posX = pSI.getX();
            posY = pSI.getY();
            posZ = pSI.getZ();
            blockName = Block.blockRegistry.getNameForObject(
                pSI.getBlock()
                    .getBlock());
            blockMeta = pSI.getBlock()
                .getMeta();
        }

        public Vec3 getVec3Pos() {
            return Vec3.createVectorHelper(posX, posY, posZ);
        }
    }
}