package models.components.commons;

import java.util.LinkedList;
import java.util.List;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

import entities.xmlmodels.viewstyledefinition.Field;
import utilities.XmlSerializable;

public class Visibility implements XmlSerializable<Visibility>{
	private List<Rule> rules;
	private String style;
	public List<Rule> getRules() {
		return rules;
	}

	public void setRules(List<Rule> rules) {
		this.rules = rules;
	}	

	public String getStyle() {
		return style;
	}

	public void setStyle(String style) {
		this.style = style;
	}

	@Override
	public Element toXml(Document doc) {
		Element root = doc.createElement("visible");
		root.setAttribute("style", this.style);
		if(rules!=null&&!rules.isEmpty()){
			for(Rule rule:rules){
				root.appendChild(rule.toXml(doc));
			}
		}			
		return root;
	}

	@Override
	public Visibility fromXml(Element item) {
		this.style = item.getAttribute("style");	
		this.rules = new LinkedList();
		NodeList rulesElements = item.getChildNodes();
		for (int temp = 0; temp < rulesElements.getLength(); temp++) {
			Node ruleElement = rulesElements.item(temp);				
			if (ruleElement .getNodeType() == Node.ELEMENT_NODE) {
				this.rules.add(new Rule().fromXml((Element)ruleElement));
			}
		}
		return this;
	}
}