package net.sourceforge.fenixedu.presentationTier.renderers;

import java.util.HashMap;
import java.util.Map;
import java.util.Properties;

import net.sourceforge.fenixedu.domain.tests.NewModelGroup;
import net.sourceforge.fenixedu.domain.tests.NewModelRestriction;
import net.sourceforge.fenixedu.domain.tests.NewTestModel;
import pt.ist.fenixWebFramework.renderers.Renderer;
import pt.ist.fenixWebFramework.renderers.components.HtmlComponent;
import pt.ist.fenixWebFramework.renderers.layouts.Layout;

public class ModelRestrictionSelectRenderer extends Renderer {

    // Our very own polymorphic key finding hashtable... niiiice
    private static Map<Class, String> templateMap = new HashMap<Class, String>() {
	@Override
	public String get(Object key) {
	    Class type = (Class) key;

	    while (true) {
		// Found none, return a nice null
		if (type == null) {
		    return null;
		}

		// Evaluate current type
		String value = super.get(type);
		if (value != null) {
		    return value;
		}

		// Not found, try the superclass
		type = type.getSuperclass();
	    }
	}
    };

    static {
	templateMap.put(NewModelGroup.class, "/teacher/tests/templates/testModel/select/modelGroup.jsp");
	templateMap.put(NewModelRestriction.class, "/teacher/tests/templates/testModel/select/modelRestriction.jsp");
	templateMap.put(NewTestModel.class, "/teacher/tests/templates/testModel/select/testModel.jsp");
    }

    @Override
    protected Layout getLayout(Object object, Class type) {
	return new Layout() {

	    @Override
	    public HtmlComponent createComponent(Object object, Class type) {
		Properties properties = new Properties();
		properties.setProperty("template", templateMap.get(object.getClass()));

		return renderValue(object, type, null, "template", properties);
	    }

	};
    }

}