/**********************************************************************************
 * $URL$
 * $Id$
 ***********************************************************************************
 *
 * Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008 The Sakai Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ECL-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 org.sakaiproject.component.app.postem.data;

import java.io.Serializable;
import java.util.ListIterator;

import org.sakaiproject.api.app.postem.data.StudentGrades;
import org.sakaiproject.api.app.postem.data.Template;

public class TemplateImpl implements Template, Serializable {
    protected String templateCode;

    public String getTemplateCode() {
        return templateCode;
    }

    public void setTemplateCode(String templateCode) {
        this.templateCode = templateCode;
    }

    public String fillGrades(StudentGrades student) {
        String output = new String(templateCode);
        output = output.replaceAll("\\$0\\$", student.getUsername());
        ListIterator grades = student.getGrades().listIterator();
        while (grades.hasNext()) {
            int index = grades.nextIndex();
            String grade = (String) grades.next();
            output = output.replaceAll("\\$" + (index + 1) + "\\" + "$", grade);
        }
        return output;
    }
}
