/*
    * Copyright 2012-2021 CodeLibs Project and the Others.
    *
    * Licensed under the Apache 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://www.apache.org/licenses/LICENSE-2.0
    *
   * 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.codelibs.fess.es.user.exbhv;
  
  import java.util.Map;
  import java.util.regex.Pattern;
  import java.util.stream.Collectors;
  
  import org.codelibs.core.misc.Pair;
  import org.codelibs.fess.es.user.bsbhv.BsUserBhv;
  import org.codelibs.fess.es.user.exentity.User;
  import org.codelibs.fess.util.ComponentUtil;
  import org.dbflute.exception.IllegalBehaviorStateException;
  import org.dbflute.util.DfTypeUtil;
  
  /**
   * @author FreeGen
   */
  public class UserBhv extends BsUserBhv {
  
      private static final String ROLES = "roles";
      private static final String GROUPS = "groups";
      private static final String PASSWORD = "password";
      private static final String NAME = "name";
  
      private String indexName = null;
  
      @Override
      protected String asEsIndex() {
          if (indexName == null) {
              final String name = ComponentUtil.getFessConfig().getIndexUserIndex();
              indexName = super.asEsIndex().replaceFirst(Pattern.quote(".fess_user"), name);
          }
          return indexName;
      }
  
      @Override
      protected <RESULT extends User> RESULT createEntity(final Map<String, Object> source, final Class<? extends RESULT> entityType) {
          try {
              final RESULT result = entityType.newInstance();
              result.setName(DfTypeUtil.toString(source.get(NAME)));
              result.setPassword(DfTypeUtil.toString(source.get(PASSWORD)));
              result.setGroups(toStringArray(source.get(GROUPS)));
              result.setRoles(toStringArray(source.get(ROLES)));
              result.setAttributes(source.entrySet().stream().filter(e -> isAttribute(e.getKey()))
                      .map(e -> new Pair<>(e.getKey(), (String) e.getValue())).collect(Collectors.toMap(Pair::getFirst, Pair::getSecond)));
              return result;
          } catch (InstantiationException | IllegalAccessException e) {
              final String msg = "Cannot create a new instance: " + entityType.getName();
              throw new IllegalBehaviorStateException(msg, e);
          }
      }
  
      private boolean isAttribute(final String key) {
          return !NAME.equals(key) && !PASSWORD.equals(key) && !GROUPS.equals(key) && !ROLES.equals(key);
      }
  
  }