/*
    * This software was designed and created by Jason Carroll.
    * Copyright (c) 2002, 2003, 2004 Jason Carroll.
    * The author can be reached at jcarroll@cowsultants.com
    * ITracker website: http://www.cowsultants.com
    * ITracker forums: http://www.cowsultants.com/phpBB/index.php
    *
    * This program is free software; you can redistribute it and/or modify
    * it only under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   */
  
  package org.itracker.web.taglib;
  
  import java.util.Locale;
  import java.util.MissingResourceException;
  
  import javax.servlet.http.HttpSession;
  import javax.servlet.jsp.JspException;
  import javax.servlet.jsp.tagext.BodyTagSupport;
  
  import org.apache.struts.taglib.TagUtils;
  import org.itracker.services.util.IssueUtilities;
  import org.itracker.services.util.ProjectUtilities;
  import org.itracker.web.util.Constants;
  
  
  /**
    * Formats a resolution for a display.  If the project uses fixed resolutions,
    * it prints the appropriate string for the current locale.  Currently the tag
    * only supports non-editable resolution fields.
    */
  public class FormatResolutionTag extends BodyTagSupport {
      /**
  	 * 
  	 */
  	private static final long serialVersionUID = 1L;
  	public static final String DISPLAY_TYPE_EDIT = "edit";
      public static final String DISPLAY_TYPE_VIEW = "view";
  
      private String text = null;
      private String displayType;
      private int projectOptions;
  
      public int getProjectOptions() {
          return projectOptions;
      }
  
      public void setProjectOptions(int value) {
          projectOptions = value;
      }
  
      public String getDisplayType() {
          return displayType;
      }
  
      public void setDisplayType(String value) {
          displayType = value;
      }
  
      public int doStartTag() throws JspException {
          text = null;
          return EVAL_BODY_BUFFERED;
      }
  
      public int doAfterBody() throws JspException {
          if(bodyContent != null) {
              String value = bodyContent.getString().trim();
              if(value.length() > 0) {
                  text = value;
              }
          }
          return SKIP_BODY;
      }
  
      public int doEndTag() throws JspException {
          StringBuffer results = new StringBuffer();
          if(text != null && ! text.trim().equals("")) {
              Locale locale = null;
  
              HttpSession session = pageContext.getSession();
              if(session != null) {
                  locale = (Locale) session.getAttribute(Constants.LOCALE_KEY);
              }
  
              try {
      
                  projectOptions = ProjectUtilities.OPTION_PREDEFINED_RESOLUTIONS;
              } catch(NumberFormatException nfe) {
              }
  
              if(ProjectUtilities.hasOption(ProjectUtilities.OPTION_PREDEFINED_RESOLUTIONS, projectOptions)) {
                  try {
                     text = IssueUtilities.checkResolutionName(text, locale);
                 } catch(MissingResourceException mre) {
                     // Key didn't exist so just stick the key in as a real number.
                 }
             }
             results.append(text);
         }
        // ResponseUtils.write(pageContext, results.toString());
         TagUtils.getInstance().write(pageContext, results.toString());
         clearState();
         return (EVAL_PAGE);
     }
 
     public void release() {
         super.release();
         clearState();
     }
 
     private void clearState() {
         text = null;
         displayType = DISPLAY_TYPE_VIEW;
         projectOptions = 0;
     }
 }