package pt.ist.fenixWebFramework.renderers;

import pt.ist.fenixWebFramework.renderers.components.HtmlComponent;
import pt.ist.fenixWebFramework.renderers.components.HtmlText;
import pt.ist.fenixWebFramework.renderers.layouts.Layout;
import pt.ist.fenixWebFramework.renderers.utils.RenderUtils;

/**
 * The <code>EnumRenderer</code> provides a simple presentation for 
 * enumeration values. An enum value will be displayed in one of two forms.
 * First a bundle named <code>ENUMERATION_RESOURCES</code> is used. Using 
 * as key the enum name a localized message is searched. If the bundle is 
 * not defined or the key does not exist in the bundle then the programmatic
 * name of the enum is presented.
 * 
 * @author cfgi
 */
public class EnumRenderer extends OutputRenderer {
    
    private String bundle;

    public String getBundle() {
        return bundle;
    }

    public void setBundle(String bundle) {
        this.bundle = bundle;
    }

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

            @Override
            public HtmlComponent createComponent(Object object, Class type) {
                Enum enumerate = (Enum) object;
                
                if (enumerate == null) {
                    return new HtmlText();
                }
                
                String description = RenderUtils.getEnumString(enumerate, getBundle());
                                
                return new HtmlText(description);
            }
            
        };
    }
}