package org.simantics.plant3d.geometry;

import java.util.Collection;
import java.util.Collections;
import java.util.Map;

import org.jcae.opencascade.jni.TopoDS_Shape;
import org.simantics.db.Resource;
import org.simantics.g3d.math.MathTools;
import org.simantics.opencascade.OccTriangulator;

public class ReducerGeometryProvider extends BuiltinGeometryProvider  {
	
	public ReducerGeometryProvider(Resource resource) {
		super(resource);
	}

	private double radius = 0.01;
	private double radius2 = 0.02;
	
	@Override
	public Collection<TopoDS_Shape> getModel() throws Exception {
//		GP_Circ circ = new GP_Circ(new double[]{-length*0.5, 0.0, 0.0,1.0,0.0,0.0}, radius);
//		GP_Circ circ2 = new GP_Circ(new double[]{length*0.5, 0.0, 0.0,1.0,0.0,0.0}, radius2);
//		System.out.println("Reducer " + length  + " " + radius + " " + radius2);
		double length = Math.max(0.1, Math.abs(radius-radius2)*4.0);
		TopoDS_Shape shape;
		if (Math.abs(radius-radius2) < MathTools.NEAR_ZERO) {
			shape = OccTriangulator.makeCylinder(new double[] {-length*0.5, 0.0, 0.0}, new double[] { 1.0, 0.0, 0.0 }, radius, length);
		} else {
			shape = OccTriangulator.makeCone(new double[] {-length*0.5, 0.0, 0.0}, new double[] { 1.0, 0.0, 0.0 }, radius,radius2, length);
		}
		return Collections.singletonList(shape);
	}
	
	@Override
	public void setProperties(Map<String, Object> props) {

		
		if (props.containsKey("radius")) {
			radius = (Double)props.get("radius");
		}
		if (props.containsKey("radius2")) {
			radius2 = (Double)props.get("radius2");
		}
		
		
		
	}
	
	@Override
	public void updateCalculatedProperties(Map<String, Object> returnProps) {
		returnProps.put("length", Math.max(0.1, Math.abs(radius-radius2)*4.0));
		
	}

}