/***************************************************************************
 * Copyright (C) 2003-2019 eXo Platform SAS.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation; either version 3
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see<http://www.gnu.org/licenses/>.
 ***************************************************************************/
package org.exoplatform.platform.gadget.services.LoginHistory;

import java.util.List;
import java.util.Set;

import org.exoplatform.container.xml.InitParams;
import org.exoplatform.platform.gadget.services.LoginHistory.storage.LoginHistoryStorage;

/**
 * Created by The eXo Platform SARL Author : Tung Vu Minh tungvm@exoplatform.com
 * Apr 21, 2011 6:19:21 PM
 */

public class LoginHistoryServiceImpl implements LoginHistoryService {
  private boolean enableLoginHistory = true;

  private LoginHistoryStorage loginHistoryStorage;

  public LoginHistoryServiceImpl(LoginHistoryStorage loginHistoryStorage, InitParams params) {
    this.loginHistoryStorage = loginHistoryStorage;
    if (params != null && params.containsKey(EXO_AUDIT_LOGIN_ENABLED)) {
      String enableLoginHistoryString = params.getValueParam(EXO_AUDIT_LOGIN_ENABLED).getValue();
      enableLoginHistory = enableLoginHistoryString.equalsIgnoreCase("true");
    }
  }

  /**
   * Get user's last login time
   */
  public long getLastLogin(String userId) throws Exception {
    return loginHistoryStorage.getLastLogin(userId);
  }

  /**
   * Get last logins
   *
   * @param numItems
   * @return List of {numItems} last login entries
   * @throws Exception
   */
  public List<LastLoginBean> getLastLogins(int numItems, String userIdFilter) throws Exception {
    return loginHistoryStorage.getLastLogins(numItems, userIdFilter);
  }

  /**
   * Add an entry to user login history
   *
   * @param userId
   * @param loginTime
   * @throws Exception
   */
  public void addLoginHistoryEntry(String userId, long loginTime) throws Exception {
    loginHistoryStorage.addLoginHistoryEntry(userId, loginTime);
  }

  /**
   * Get user login history
   *
   * @param userId
   * @return List of login history entries in range [fromTime..toTime] of user
   *         {userId}
   * @throws Exception
   */
  public List<LoginHistoryBean> getLoginHistory(String userId, long fromTime, long toTime) throws Exception {
    return loginHistoryStorage.getLoginHistory(userId, fromTime, toTime);
  }

  /**
   * Get user's login count per days in range [fromDate..toDate]
   */
  public List<LoginCounterBean> getLoginCountPerDaysInRange(String userId, long fromDate, long toDate) throws Exception {
    return getLoginCountPerDaysInRange(userId, fromDate, toDate);
  }

  /**
   * Get user login count per days in given week
   */
  public List<LoginCounterBean> getLoginCountPerDaysInWeek(String userId, long week) throws Exception {
    return loginHistoryStorage.getLoginCountPerDaysInWeek(userId, week);
  }

  /**
   * Get user login count per weeks in given month
   */
  public List<LoginCounterBean> getLoginCountPerWeeksInMonths(String userId, long fromMonth, int numOfMonths) throws Exception {
    return loginHistoryStorage.getLoginCountPerWeeksInMonths(userId, fromMonth, numOfMonths);
  }

  /**
   * Get user login count per months in given year
   */
  public List<LoginCounterBean> getLoginCountPerMonthsInYear(String userId, long year) throws Exception {
    return loginHistoryStorage.getLoginCountPerMonthsInYear(userId, year);
  }

  /**
   * Get the list of all users who are logged after fromTime
   *
   * @param fromTime
   * @return the list of user's name
   */
  public Set<String> getLastUsersLogin(long fromTime) throws Exception {
    return loginHistoryStorage.getLastUsersLogin(fromTime);
  }

  public long getBeforeLastLogin(String userId) throws Exception {
    return loginHistoryStorage.getBeforeLastLogin(userId);
  }

  public boolean isEnabled() {
    return enableLoginHistory;
  };
}
