/*
    * Licensed to The Apereo Foundation under one or more contributor license
    * agreements. See the NOTICE file distributed with this work for additional
    * information regarding copyright ownership.
    *
    *
    * The Apereo Foundation licenses this file to you 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://opensource.org/licenses/ecl2.txt
   *
   * 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.opencastproject.adminui.usersettings;
  
  import org.opencastproject.util.Jsons;
  import org.opencastproject.util.Jsons.Obj;
  import org.opencastproject.util.Jsons.Val;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  /**
   * A class used to store all of the key-value pairs that denotes the user's settings.
   */
  public class UserSettings {
    /** The total number of signatures for this user in the database */
    private int total = 0;
    /** The maximum number of user settings and signatures to return. */
    private int limit = 0;
    /** The page offset into the results. */
    private int offset = 0;
    /** The user settings attached to this user */
    private Map<String, Collection<UserSetting>> userSettings = new HashMap<String, Collection<UserSetting>>();
  
    /**
     * Default constructor.
     */
    public UserSettings() {
  
    }
  
    public UserSettings(Map<String, Collection<UserSetting>> userSettings) {
      this.userSettings = userSettings;
    }
  
    public Map<String, Collection<UserSetting>> getUserSettingsMap() {
      return userSettings;
    }
  
    public Collection<UserSetting> getUserSettingsCollection() {
      Collection<UserSetting> userSettingCollection = new ArrayList<UserSetting>();
      for (Collection<UserSetting> collection : userSettings.values()) {
          userSettingCollection.addAll(collection);
      }
      return userSettingCollection;
    }
  
    public void setUserSettings(Map<String, Collection<UserSetting>> userSettings) {
      this.userSettings = userSettings;
    }
  
    public void addUserSetting(UserSetting userSetting) {
      Collection<UserSetting> collection = userSettings.get(userSetting.getKey());
      if (collection == null) {
          collection = new ArrayList<UserSetting>();
      }
      collection.add(userSetting);
      userSettings.put(userSetting.getKey(), collection);
    }
  
    public int getTotal() {
      return total;
    }
  
    public void setTotal(int total) {
      this.total = total;
    }
  
    public int getLimit() {
      return limit;
    }
  
    public void setLimit(int limit) {
      this.limit = limit;
    }
  
    public int getOffset() {
     return offset;
   }
 
   public void setOffset(int offset) {
     this.offset = offset;
   }
 
   /**
    * @return The JSON representation of these user settings.
    */
   public Obj toJson() {
     List<Val> settingsArr = new ArrayList<Val>();
     for (UserSetting userSetting : getUserSettingsCollection()) {
       settingsArr.add(userSetting.toJson());
     }
     return Jsons.obj(Jsons.p("offset", offset), Jsons.p("limit", limit), Jsons.p("total", total),Jsons.p("results", Jsons.arr(settingsArr)));
   }
 }