/*
    * Copyright (c) 2002-2018, Mairie de Paris
    * All rights reserved.
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions
    * are met:
    *
    *  1. Redistributions of source code must retain the above copyright notice
   *     and the following disclaimer.
   *
   *  2. Redistributions in binary form must reproduce the above copyright notice
   *     and the following disclaimer in the documentation and/or other materials
   *     provided with the distribution.
   *
   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
   *     contributors may be used to endorse or promote products derived from
   *     this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   * License 1.0
   */
  package fr.paris.lutece.plugins.appstore.web;
  
  import fr.paris.lutece.plugins.appstore.business.Category;
  import fr.paris.lutece.plugins.appstore.business.CategoryHome;
  import fr.paris.lutece.portal.service.message.AdminMessage;
  import fr.paris.lutece.portal.service.message.AdminMessageService;
  import fr.paris.lutece.portal.service.template.AppTemplateService;
  import fr.paris.lutece.portal.service.util.AppPropertiesService;
  import fr.paris.lutece.portal.web.constants.Messages;
  import fr.paris.lutece.portal.web.util.LocalizedPaginator;
  import fr.paris.lutece.util.html.HtmlTemplate;
  import fr.paris.lutece.util.html.Paginator;
  import fr.paris.lutece.util.url.UrlItem;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  
  /**
   * Category JSP bean
   */
  public class CategoryJspBean extends AppStoreJspBean
  {
      private static final String TEMPLATE_MANAGE_CATEGORYS = "/admin/plugins/appstore/manage_category.html";
      private static final String TEMPLATE_CREATE_CATEGORY = "/admin/plugins/appstore/create_category.html";
      private static final String TEMPLATE_MODIFY_CATEGORY = "/admin/plugins/appstore/modify_category.html";
      private static final String PARAMETER_CATEGORY_ID_CATEGORY = "category_id_category";
      private static final String PARAMETER_CATEGORY_NAME = "category_name";
      private static final String PARAMETER_CATEGORY_CATEGORY_ORDER = "category_category_order";
      private static final String PROPERTY_PAGE_TITLE_MANAGE_CATEGORYS = "appstore.manage_categorys.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_MODIFY_CATEGORY = "appstore.modify_category.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_CREATE_CATEGORY = "appstore.create_category.pageTitle";
      private static final String MARK_CATEGORY_LIST = "category_list";
      private static final String MARK_CATEGORY = "category";
      private static final String JSP_DO_REMOVE_CATEGORY = "jsp/admin/plugins/appstore/DoRemoveCategory.jsp";
      private static final String JSP_MANAGE_CATEGORYS = "jsp/admin/plugins/appstore/ManageCategories.jsp";
      private static final String JSP_REDIRECT_TO_MANAGE_CATEGORYS = "ManageCategories.jsp";
      private static final String PROPERTY_DEFAULT_LIST_CATEGORY_PER_PAGE = "appstore.listCategorys.itemsPerPage";
      private static final String MESSAGE_CONFIRM_REMOVE_CATEGORY = "appstore.message.confirmRemoveCategory";
  
      /**
       * Returns the list of category
       *
       * @param request
       *            The Http request
       * @return the categorys list
       */
      public String getManageCategories( HttpServletRequest request )
      {
          setPageTitleProperty( PROPERTY_PAGE_TITLE_MANAGE_CATEGORYS );
  
          _strCurrentPageIndex = Paginator.getPageIndex( request, Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex );
          _nDefaultItemsPerPage = AppPropertiesService.getPropertyInt( PROPERTY_DEFAULT_LIST_CATEGORY_PER_PAGE, 50 );
          _nItemsPerPage = Paginator.getItemsPerPage( request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage, _nDefaultItemsPerPage );
  
          UrlItem url = new UrlItem( JSP_MANAGE_CATEGORYS );
          String strUrl = url.getUrl( );
          List<Category> listCategorys = (List<Category>) CategoryHome.getCategorysList( );
  
          // PAGINATOR
          LocalizedPaginator paginator = new LocalizedPaginator( listCategorys, _nItemsPerPage, strUrl, PARAMETER_PAGE_INDEX, _strCurrentPageIndex, getLocale( ) );
  
          Map<String, Object> model = new HashMap<String, Object>( );
  
         model.put( MARK_NB_ITEMS_PER_PAGE, "" + _nItemsPerPage );
         model.put( MARK_PAGINATOR, paginator );
 
         model.put( MARK_CATEGORY_LIST, paginator.getPageItems( ) );
 
         HtmlTemplate templateList = AppTemplateService.getTemplate( TEMPLATE_MANAGE_CATEGORYS, getLocale( ), model );
 
         return getAdminPage( templateList.getHtml( ) );
     }
 
     /**
      * Returns the form to create a category
      *
      * @param request
      *            The Http request
      * @return the html code of the category form
      */
     public String getCreateCategory( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_CREATE_CATEGORY );
 
         Map<String, Object> model = new HashMap<String, Object>( );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_CREATE_CATEGORY, getLocale( ), model );
 
         return getAdminPage( template.getHtml( ) );
     }
 
     /**
      * Process the data capture form of a new category
      *
      * @param request
      *            The Http Request
      * @return The Jsp URL of the process result
      */
     public String doCreateCategory( HttpServletRequest request )
     {
         Category category = new Category( );
 
         if ( request.getParameter( PARAMETER_CATEGORY_NAME ).equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         category.setName( request.getParameter( PARAMETER_CATEGORY_NAME ) );
 
         if ( request.getParameter( PARAMETER_CATEGORY_CATEGORY_ORDER ).equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         int nCategoryOrder = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_CATEGORY_ORDER ) );
         category.setOrder( nCategoryOrder );
 
         CategoryHome.create( category );
 
         return JSP_REDIRECT_TO_MANAGE_CATEGORYS;
     }
 
     /**
      * Manages the removal form of a category whose identifier is in the http request
      *
      * @param request
      *            The Http request
      * @return the html code to confirm
      */
     public String getConfirmRemoveCategory( HttpServletRequest request )
     {
         int nId = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_ID_CATEGORY ) );
         UrlItem url = new UrlItem( JSP_DO_REMOVE_CATEGORY );
         url.addParameter( PARAMETER_CATEGORY_ID_CATEGORY, nId );
 
         return AdminMessageService.getMessageUrl( request, MESSAGE_CONFIRM_REMOVE_CATEGORY, url.getUrl( ), AdminMessage.TYPE_CONFIRMATION );
     }
 
     /**
      * Handles the removal form of a category
      *
      * @param request
      *            The Http request
      * @return the jsp URL to display the form to manage categorys
      */
     public String doRemoveCategory( HttpServletRequest request )
     {
         int nId = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_ID_CATEGORY ) );
         CategoryHome.remove( nId );
 
         return JSP_REDIRECT_TO_MANAGE_CATEGORYS;
     }
 
     /**
      * Returns the form to update info about a category
      *
      * @param request
      *            The Http request
      * @return The HTML form to update info
      */
     public String getModifyCategory( HttpServletRequest request )
     {
         setPageTitleProperty( PROPERTY_PAGE_TITLE_MODIFY_CATEGORY );
 
         int nId = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_ID_CATEGORY ) );
         Category category = CategoryHome.findByPrimaryKey( nId );
 
         Map<String, Object> model = new HashMap<String, Object>( );
         model.put( MARK_CATEGORY, category );
 
         HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_MODIFY_CATEGORY, getLocale( ), model );
 
         return getAdminPage( template.getHtml( ) );
     }
 
     /**
      * Process the change form of a category
      *
      * @param request
      *            The Http request
      * @return The Jsp URL of the process result
      */
     public String doModifyCategory( HttpServletRequest request )
     {
         int nId = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_ID_CATEGORY ) );
         Category category = CategoryHome.findByPrimaryKey( nId );
 
         if ( request.getParameter( PARAMETER_CATEGORY_ID_CATEGORY ).equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         int nIdCategory = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_ID_CATEGORY ) );
         category.setId( nIdCategory );
 
         if ( request.getParameter( PARAMETER_CATEGORY_NAME ).equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         category.setName( request.getParameter( PARAMETER_CATEGORY_NAME ) );
 
         if ( request.getParameter( PARAMETER_CATEGORY_CATEGORY_ORDER ).equals( "" ) )
         {
             return AdminMessageService.getMessageUrl( request, Messages.MANDATORY_FIELDS, AdminMessage.TYPE_STOP );
         }
 
         int nCategoryOrder = Integer.parseInt( request.getParameter( PARAMETER_CATEGORY_CATEGORY_ORDER ) );
         category.setOrder( nCategoryOrder );
         CategoryHome.update( category );
 
         return JSP_REDIRECT_TO_MANAGE_CATEGORYS;
     }
 }