package ProGAL.geom3d.complex;

import java.util.ArrayList; 
import java.util.List;

import ProGAL.geom3d.Point;

public class CVertex extends Point {
	private static final long serialVersionUID = 1L;
	
	private boolean degenerate=false;	
	public enum DegenerateCase { ONFACE, ONEDGE };	
	private DegenerateCase degCase;
	private CVertex degPointOpposite;
	private CVertex degPointA;
	private CVertex degPointB;
	private final boolean bigPoint;
	public final int idx;
	
	private final List<CEdge> adjacentEdges = new ArrayList<CEdge>();

	
	public boolean isBigpoint() {
		return bigPoint;
	}
	
	public CVertex getDegPointA() {
		return degPointA;
	}

	public void setDegPointA(CVertex degPointA) {
		this.degPointA = degPointA;
	}

	public CVertex getDegPointB() {
		return degPointB;
	}

	public void setDegPointB(CVertex degPointB) {
		this.degPointB = degPointB;
	}	

	public DegenerateCase getDegCase() {
		return this.degCase;
	}

	public void setDegCase(DegenerateCase degCase) {
		this.degCase = degCase;
	}

	public boolean isDegenerate() {
		return degenerate;
	}

	public void setDegenerate(boolean degenerate) {
		this.degenerate = degenerate;
	}

	
	public CVertex(Point p, int idx){
		this(p, false, idx);
	}
	public CVertex(Point p, boolean bigpoint, int idx){ 	
		super(p);
		setDegenerate(false);
		this.bigPoint = bigpoint;
		this.idx = idx;
	}

	public CVertex getDegPointOpposite() {
		return degPointOpposite;
	}

	public void setDegPointOpposite(CVertex degPointOpposite) {
		this.degPointOpposite = degPointOpposite;
	}
	
	public void addAdjacentEdge(CEdge e){
		adjacentEdges.add(e);
	}
	public List<CEdge> getAdjacentEdges(){
		return adjacentEdges;
	}

	public List<CTriangle> getAdjacentTriangles() {
		List<CTriangle>  adjacentTriangles = new ArrayList<CTriangle>();
		for (CEdge edge : adjacentEdges) {
			List<CTriangle> triangles = edge.getAdjacentTriangles();
			for (CTriangle triangle : triangles) {
				if (!adjacentTriangles.contains(triangle)) adjacentTriangles.add(triangle);
			}
		}
		return adjacentTriangles;
	}

	public List<CTriangle> getOppositeTriangles() {
		List<CTriangle> oppositeTriangles = new ArrayList<CTriangle>();
		for (CTetrahedron tetr : getAllAdjacentTetrahedra()) {
			int index = tetr.findpoint(this);
			if (!tetr.containsBigPoint()) oppositeTriangles.add(tetr.getTriangle(index));
		}
		return oppositeTriangles;
	}
	
	public List<CTetrahedron> getAdjacentTetrahedra() {
		List<CTetrahedron> adjacentTetrahedra = new ArrayList<CTetrahedron>();
		for (CTriangle triangle : getAdjacentTriangles()) {
			for (int i = 0; i < 2; i++) {
				CTetrahedron tetr = triangle.getAdjacentTetrahedron(i);
				if (!tetr.containsBigPoint()) {
					if (!adjacentTetrahedra.contains(tetr)) adjacentTetrahedra.add(tetr);
				}
			}
		}
		return adjacentTetrahedra;
	}
	
//	public List<CTetrahedron> getOppositeTetrahedra() {
//		List<CTetrahedron> oppositeTetrahedra = new ArrayList<CTetrahedron>();
//		for (CTetrahedron tetr : getAllAdjacentTetrahedra()) {
//			tetr.
//			
//		}
//	}
	
	/** returns all tetrahedra adjacent to the vertex (including big tetrahedra) */
	public List<CTetrahedron> getAllAdjacentTetrahedra() {
		List<CTetrahedron> adjacentTetrahedra = new ArrayList<CTetrahedron>();
		for (CTriangle triangle : getAdjacentTriangles()) {
			for (int i = 0; i < 2; i++) {
				CTetrahedron tetr = triangle.getAdjacentTetrahedron(i);
				if (!adjacentTetrahedra.contains(tetr)) adjacentTetrahedra.add(tetr);
			}
		}
		return adjacentTetrahedra;
	}

	/** returns all big tetrahedra adjacent to the vertex */
	public List<CTetrahedron> getBigAdjacentTetrahedra() {
		List<CTetrahedron> adjacentBigTetrahedra = new ArrayList<CTetrahedron>();
		for (CTetrahedron tetr : getAllAdjacentTetrahedra()) {
				if (tetr.containsBigPoint() && !adjacentBigTetrahedra.contains(tetr)) adjacentBigTetrahedra.add(tetr);
		}
		return adjacentBigTetrahedra;
	}
	
	public String toString(){ return toString(2); }
	
	public String toString(int dec) {
		return String.format("CVertex[x=%."+dec+"f,y=%."+dec+"f,z=%."+dec+"f%s]",x(),y(),z(),bigPoint?",big point":"");
	}
}