package org.simantics.structural2.scl;

import java.util.List;

import org.simantics.databoard.Bindings;
import org.simantics.databoard.adapter.AdaptException;
import org.simantics.databoard.binding.Binding;
import org.simantics.db.ReadGraph;
import org.simantics.db.Resource;
import org.simantics.db.exception.DatabaseException;
import org.simantics.db.layer0.variable.Variable;
import org.simantics.layer0.Layer0;
import org.simantics.structural.stubs.StructuralResource2;
import org.simantics.structural2.scl.StructuralComponent;

public class VariableStructuralContext extends StructuralComponent<Variable> {

	final public Variable variable;
	
	public VariableStructuralContext(ReadGraph graph, Variable selfVariable) throws DatabaseException {
		this.variable = selfVariable.getParent(graph).getParent(graph);
	}

	public VariableStructuralContext(Variable variable) throws DatabaseException {
		this.variable = variable;
	}

	@Override
	public Resource getType(ReadGraph g) throws DatabaseException {
		throw new UnsupportedOperationException();
	}

	@Override
	public Object getValue(ReadGraph g, Resource attribute, Binding binding) throws DatabaseException, AdaptException {
		
		Layer0 L0 = Layer0.getInstance(g);
		StructuralResource2 STR = StructuralResource2.getInstance(g);
		if(STR.input.equals(attribute)) {
			return variable.getPropertyValue(g, "input");
		}

		String name = g.getRelatedValue(attribute, L0.HasName, Bindings.STRING);
		return variable.getPropertyValue(g, name);
		
	}

	@Override
	public boolean isParametrized(ReadGraph g) throws DatabaseException {
		throw new UnsupportedOperationException();
	}

	@Override
	public Variable getConnection(ReadGraph g, Resource connectionPoint) throws DatabaseException {
		throw new UnsupportedOperationException();
	}

	@SuppressWarnings({ "unchecked", "rawtypes" })
	@Override
	public List getConnections(ReadGraph g, Resource connectionPoint) throws DatabaseException {
		throw new UnsupportedOperationException();
	}

	@Override
	public Resource getResource() {
		throw new UnsupportedOperationException();
	}

    @Override
    public StructuralComponent<Variable> getContext() {
        throw new UnsupportedOperationException();
    }

}