package com.googlecode.struts2yuiplugin.views.jsp.ui;



import com.googlecode.struts2yuiplugin.components.Submit;

import com.googlecode.struts2yuiplugin.components.XHRComponent;

import com.opensymphony.xwork2.util.ValueStack;

import org.apache.struts2.components.Component;

import org.apache.struts2.views.jsp.ui.FormTag;



import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import javax.servlet.jsp.tagext.Tag;



/**

 * Tag for a YUI button widget of type Submit

 */

public class SubmitTag extends AbstractYUITag implements XHRComponent {



    private String formId;

    private String href;

    private String method;

    private String target;

    private String callback;

    private String clickListener;



    @Override

    protected void populateParams() {

        super.populateParams();



        Submit button = (Submit) this.component;

        if (formId == null) {

            formId = findParentFormId();

        }

        button.setFormId(formId);

        button.setHref(href);

        button.setMethod(method);

        button.setTarget(target);

        button.setCallback(callback);

        button.setClickListener(clickListener);

    }



    @Override

    public Component getBean(ValueStack valueStack, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {

        return new Submit(valueStack, httpServletRequest, httpServletResponse);

    }





    /** Lookup the form that contains this submit button. It will only be found it it's a JSP tag */

    private String findParentFormId() {

        String formId = null;

        Tag parent = this;

        while (((parent = parent.getParent()) != null) && (formId == null)) {

            if (FormTag.class.isAssignableFrom(parent.getClass())) {

                formId = ((FormTag) parent).getId();

            }

        }

        return formId;

    }



    public void setFormId(String formId) {

        this.formId = formId;

    }



    public void setHref(String href) {

        this.href = href;

    }



    public void setMethod(String method) {

        this.method = method;

    }



    public void setTarget(String target) {

        this.target = target;

    }



    public void setCallback(String callback) {

        this.callback = callback;

    }



    public void setClickListener(String clickListener) {

        this.clickListener = clickListener;

    }



}