/*
    * Copyright (c) 2002-2015, 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.adminwall.web;
  
  import fr.paris.lutece.plugins.adminwall.business.Hashtag;
  import fr.paris.lutece.plugins.adminwall.business.HashtagHome;
  import fr.paris.lutece.plugins.adminwall.business.Link;
  import fr.paris.lutece.plugins.adminwall.business.LinkHome;
  import fr.paris.lutece.plugins.adminwall.business.Post;
  import fr.paris.lutece.plugins.adminwall.business.PostHome;
  import fr.paris.lutece.plugins.adminwall.service.AdminWallService;
  import fr.paris.lutece.portal.business.user.AdminUser;
  import fr.paris.lutece.portal.service.admin.AdminUserService;
  import fr.paris.lutece.portal.service.message.AdminMessage;
  import fr.paris.lutece.portal.service.message.AdminMessageService;
  import fr.paris.lutece.portal.service.util.AppPropertiesService;
  import fr.paris.lutece.portal.util.mvc.admin.annotations.Controller;
  import fr.paris.lutece.portal.util.mvc.commons.annotations.Action;
  import fr.paris.lutece.portal.util.mvc.commons.annotations.View;
  import fr.paris.lutece.portal.web.util.LocalizedPaginator;
  import fr.paris.lutece.util.html.Paginator;
  import fr.paris.lutece.util.url.UrlItem;
  
  import java.sql.Timestamp;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.Collections;
  import java.util.Date;
  import java.util.List;
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  
  
  /**
   * This class provides the user interface to manage Wall features ( manage,
   * create, modify, remove )
   */
  @Controller( controllerJsp = "ManageWall.jsp", controllerPath = "jsp/admin/plugins/adminwall/", right = "ADMINWALL_ACCESS" )
  public class WallJspBean extends AdminWallJspBean
  {
      ////////////////////////////////////////////////////////////////////////////
      // Constants
      // templates
      private static final String TEMPLATE_MANAGE_POST = "/admin/plugins/adminwall/manage_posts.html";
      private static final String TEMPLATE_CREATE_POST = "/admin/plugins/adminwall/create_post.html";
  
      // Parameters
      private static final String PARAMETER_ID_POST = "idPost";
      private static final String PARAMETER_TAG = "tag";
      private static final String PARAMETER_ID_AUTEUR = "idAuteur";
  
      // Properties for page titles
      private static final String PROPERTY_PAGE_TITLE_MANAGE_POSTS = "adminwall.manage_posts.pageTitle";
      private static final String PROPERTY_PAGE_TITLE_CREATE_POST = "adminwall.create_post.pageTitle";
  
      // Markers
      private static final String MARK_POST_LIST = "post_list";
      private static final String MARK_POST = "post";
      private static final String MARK_USERID = "userId";
      private static final String JSP_MANAGE_WALL = "jsp/admin/plugins/adminwall/ManageWall.jsp";
  
      // Properties
      private static final String MESSAGE_CONFIRM_REMOVE_POST = "adminwall.message.confirmRemovePost";
      private static final String PROPERTY_DEFAULT_LIST_POST_PER_PAGE = "adminwall.listPosts.itemsPerPage";
      private static final String VALIDATION_ATTRIBUTES_PREFIX = "adminwall.model.entity.post.attribute.";
  
     // Views
     private static final String VIEW_MANAGE_POSTS = "managePosts";
     private static final String VIEW_CREATE_POST = "createPost";
 
     // Actions
     private static final String ACTION_CREATE_POST = "createPost";
     private static final String ACTION_REMOVE_POST = "removePost";
     private static final String ACTION_CONFIRM_REMOVE_POST = "confirmRemovePost";
 
     // Infos
     private static final String INFO_POST_CREATED = "adminwall.info.post.created";
     private static final String INFO_POST_REMOVED = "adminwall.info.post.removed";
 
     // Session variables to store working values
     private Post _post;
     private Hashtag _hashtag;
     private Link _link;
 
     /**
      * Returns the page with posts management
      *
      * @param request The Http request
      * @return the html code of the page
      */
     @View( value = VIEW_MANAGE_POSTS, defaultView = true )
     public String getManagePosts( HttpServletRequest request )
     {
         Collection<Post> collectionPosts = new ArrayList<Post>(  );
         List<Post> listPosts = (List<Post>) collectionPosts;
 
         //PAGINATOR
         _strCurrentPageIndex = Paginator.getPageIndex( request, Paginator.PARAMETER_PAGE_INDEX, _strCurrentPageIndex );
         _nDefaultItemsPerPage = AppPropertiesService.getPropertyInt( PROPERTY_DEFAULT_LIST_POST_PER_PAGE, 50 );
         _nItemsPerPage = Paginator.getItemsPerPage( request, Paginator.PARAMETER_ITEMS_PER_PAGE, _nItemsPerPage,
                 _nDefaultItemsPerPage );
 
         //URL
         UrlItem url = new UrlItem( JSP_MANAGE_WALL );
         String strUrl = url.getUrl(  );
 
         //TAG
         String paramTag = request.getParameter( PARAMETER_TAG );
 
         if ( paramTag == null )
         { //SANS PARAMETRE/FILTRAGE
             listPosts = (List<Post>) PostHome.getPostsList(  );
         }
         else
         { //AVEC PARAMETRE/FILTRAGE
 
             int idHashtag = HashtagHome.getId( paramTag );
             List<Link> listLinks = (List<Link>) LinkHome.getLinksListTag( idHashtag );
 
             //Creation de la liste de la liste de Posts avec la liste de Links
             for ( Link link : listLinks )
             {
                 int idPost = link.getPost(  );
                 Post pos = PostHome.findByPrimaryKey( idPost );
                 listPosts.add( pos );
             }
 
             Collections.reverse( listPosts );
         }
 
         //AUTEUR
         String paramIdAuteur = request.getParameter( PARAMETER_ID_AUTEUR );
 
         if ( paramIdAuteur != null )
         { //AVEC PARAMETRE/FILTRAGE
 
             int nIdAuteur = Integer.parseInt( paramIdAuteur );
             listPosts = (List<Post>) PostHome.getPostsListIdAuteur( nIdAuteur );
         }
 
         for ( Post pos : listPosts )
         {
             //Insertion des URL
             AdminWallService.activateURL( pos );
             //Insertion des liens de filtrages sur les hashtags
             AdminWallService.activateHashtag( pos );
         }
 
         // PAGINATOR
         LocalizedPaginator paginator = new LocalizedPaginator( listPosts, _nItemsPerPage, strUrl, PARAMETER_PAGE_INDEX,
                 _strCurrentPageIndex, getLocale(  ) );
 
         //Infos User
         AdminUser currentUser = AdminUserService.getAdminUser( request );
         int userId = currentUser.getUserId(  );
 
         //Model
         Map<String, Object> model = getModel(  );
         model.put( MARK_USERID, userId );
         model.put( MARK_NB_ITEMS_PER_PAGE, "" + _nItemsPerPage );
         model.put( MARK_PAGINATOR, paginator );
         model.put( MARK_POST_LIST, paginator.getPageItems(  ) );
 
         return getPage( PROPERTY_PAGE_TITLE_MANAGE_POSTS, TEMPLATE_MANAGE_POST, model );
     }
 
     /**
      * Returns the form to create a post
      *
      * @param request The Http request
      * @return the html code of the post form
      */
     @View( VIEW_CREATE_POST )
     public String getCreatePost( HttpServletRequest request )
     {
         _post = ( _post != null ) ? _post : new Post(  );
 
         Map<String, Object> model = getModel(  );
         model.put( MARK_POST, _post );
 
         return getPage( PROPERTY_PAGE_TITLE_CREATE_POST, TEMPLATE_CREATE_POST, model );
     }
 
     /**
      * Process the data capture form of a new post
      *
      * @param request The Http Request
      * @return The Jsp URL of the process result
      */
     @Action( ACTION_CREATE_POST )
     public String doCreatePost( HttpServletRequest request )
     {
         _post = ( _post != null ) ? _post : new Post(  );
 
         /*Date Automatique*/
         Date dDate = new Date(  );
         Timestamp time = new Timestamp( dDate.getTime(  ) );
         _post.setTimestamp( time );
 
         /*Auteur Automatique*/
         AdminUser currentUser = AdminUserService.getAdminUser( request );
 
         String prenom = currentUser.getFirstName(  );
         String nom = currentUser.getLastName(  );
         _post.setAuteur( prenom + " " + nom );
 
         int idAuteur = currentUser.getUserId(  );
         _post.setIdAuteur( idAuteur );
 
         populate( _post, request );
 
         // Check constraints
         if ( !validateBean( _post, VALIDATION_ATTRIBUTES_PREFIX ) )
         {
             return redirectView( request, VIEW_MANAGE_POSTS );
         }
 
         PostHome.create( _post );
 
         /*Detection Hashtags+ajout BDD*/
         AdminWallService.detectHashtag( _post );
 
         _post = null;
         addInfo( INFO_POST_CREATED, getLocale(  ) );
 
         return redirectView( request, VIEW_MANAGE_POSTS );
     }
 
     /**
      * Manages the removal form of a post whose identifier is in the http
      * request
      *
      * @param request The Http request
      * @return the html code to confirm
      */
     @Action( ACTION_CONFIRM_REMOVE_POST )
     public String getConfirmRemovePost( HttpServletRequest request )
     {
         int nId = Integer.parseInt( request.getParameter( PARAMETER_ID_POST ) );
         UrlItem url = new UrlItem( getActionUrl( ACTION_REMOVE_POST ) );
         url.addParameter( PARAMETER_ID_POST, nId );
 
         String strMessageUrl = AdminMessageService.getMessageUrl( request, MESSAGE_CONFIRM_REMOVE_POST, url.getUrl(  ),
                 AdminMessage.TYPE_CONFIRMATION );
 
         return redirect( request, strMessageUrl );
     }
 
     /**
      * Handles the removal form of a post
      *
      * @param request The Http request
      * @return the jsp URL to display the form to manage posts
      */
     @Action( ACTION_REMOVE_POST )
     public String doRemovePost( HttpServletRequest request )
     {
         int nId = Integer.parseInt( request.getParameter( PARAMETER_ID_POST ) );
         PostHome.remove( nId );
         LinkHome.remove( nId );
         addInfo( INFO_POST_REMOVED, getLocale(  ) );
 
         return redirectView( request, VIEW_MANAGE_POSTS );
     }
 }