/*
 * Copyright 2014 astamuse company,Ltd.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package com.astamuse.asta4d.web.form.field.impl;

import org.jsoup.nodes.Element;
import org.jsoup.parser.Tag;

import com.astamuse.asta4d.extnode.GroupNode;
import com.astamuse.asta4d.render.Renderer;
import com.astamuse.asta4d.render.transformer.ElementTransformer;
import com.astamuse.asta4d.web.form.field.SimpleFormFieldValueRenderer;

public class TextareaRenderer extends SimpleFormFieldValueRenderer {
    @Override
    public Renderer renderForEdit(String nonNullString) {
        return Renderer.create("textarea", nonNullString);
    }

    @Override
    protected Renderer addAlternativeDom(final String editTargetSelector, final String nonNullString) {
        Renderer renderer = Renderer.create();
        renderer.add(new Renderer(editTargetSelector, new ElementTransformer(null) {
            @Override
            public Element invoke(Element elem) {
                GroupNode group = new GroupNode();

                Element editClone = elem.clone();
                group.appendChild(editClone);

                Element newElem = new Element(Tag.valueOf("pre"), "");
                newElem.text(nonNullString);
                group.appendChild(newElem);

                return group;
            }

        }));
        return renderer;
    }

}