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/*
 * 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.persistence;

import static org.opencastproject.util.RequireUtil.notEmpty;

import org.opencastproject.adminui.usersettings.UserSetting;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Index;
import javax.persistence.Lob;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;

/** Entity object for user settings. */
@Entity(name = "UserSettings")
@Table(name = "oc_user_settings", indexes = {
    @Index(name = "IX_oc_user_setting_organization", columnList = "organization")
  }, uniqueConstraints = {
    @UniqueConstraint(columnNames = { "username", "organization" }) })
@NamedQueries({
  @NamedQuery(name = "UserSettings.countByUserName", query = "SELECT COUNT(us) FROM UserSettings us WHERE us.username = :username AND us.organization = :org"),
  @NamedQuery(name = "UserSettings.findByIdAndUsernameAndOrg", query = "SELECT us FROM UserSettings us WHERE us.id = :id AND us.username = :username AND us.organization = :org"),
  @NamedQuery(name = "UserSettings.findByUserName", query = "SELECT us FROM UserSettings us WHERE us.username = :username AND us.organization = :org"),
  @NamedQuery(name = "UserSettings.findByKey", query = "SELECT us FROM UserSettings us WHERE us.key = :key AND us.username = :username AND us.organization = :org"),
  @NamedQuery(name = "UserSettings.clear", query = "DELETE FROM UserSettings us WHERE us.organization = :org") })
public class UserSettingDto {
  @Id
  @GeneratedValue
  @Column(name = "id", nullable = false)
  private long id;

  @Column(name = "setting_key", nullable = false)
  private String key;

  @Lob
  @Column(name = "setting_value", nullable = false)
  private String value;

  @Column(name = "username", nullable = false, length = 128)
  private String username;

  @Column(name = "organization", nullable = false)
  private String organization;

  /** Default constructor */
  public UserSettingDto() {
  }

  /**
   * Creates a user setting
   * @param id
   *          A unique id that identifies a user setting.
   * @param key
   *          The key to identify which user setting this is.
   * @param value
   *          THe value of the of the user setting.
   * @param username
   *          The user name to identify which user this user setting is for.
   * @param organization
   *          The org that the user belongs to.
   */
  public UserSettingDto(long id, String key, String value, String username, String organization) {
    this.id = id;
    this.key = notEmpty(key, "key");
    this.value = notEmpty(value, "value");
    this.username = username;
    this.organization = organization;
  }


  /**
   * @return the business object model of this message signature
   */
  public UserSetting toUserSetting() {
    return new UserSetting(id, key, value);
  }

  public long getId() {
    return id;
  }

  public void setId(long id) {
    this.id = id;
  }

  public String getKey() {
    return key;
  }

  public void setKey(String key) {
    this.key = key;
  }

  public String getValue() {
    return value;
  }

  public void setValue(String value) {
    this.value = value;
  }

  public String getUsername() {
    return username;
  }

  public void setUsername(String username) {
    this.username = username;
  }

  public String getOrganization() {
    return organization;
  }

  public void setOrganization(String organization) {
    this.organization = organization;
  }
}