/*
    * 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.app.service;
  
  import java.util.List;
  
  import javax.annotation.Resource;
  
  import org.codelibs.core.beans.util.BeanUtil;
  import org.codelibs.fess.Constants;
  import org.codelibs.fess.app.pager.JobLogPager;
  import org.codelibs.fess.es.config.cbean.JobLogCB;
  import org.codelibs.fess.es.config.exbhv.JobLogBhv;
  import org.codelibs.fess.es.config.exentity.JobLog;
  import org.codelibs.fess.mylasta.direction.FessConfig;
  import org.codelibs.fess.util.ComponentUtil;
  import org.dbflute.cbean.result.PagingResultBean;
  import org.dbflute.optional.OptionalEntity;
  
  public class JobLogService {
  
      @Resource
      protected JobLogBhv jobLogBhv;
  
      @Resource
      protected FessConfig fessConfig;
  
      protected long expiredJobInterval = 2 * 60 * 60 * 1000L; // 2hours
  
      public List<JobLog> getJobLogList(final JobLogPager jobLogPager) {
  
          final PagingResultBean<JobLog> jobLogList = jobLogBhv.selectPage(cb -> {
              cb.paging(jobLogPager.getPageSize(), jobLogPager.getCurrentPageNumber());
              setupListCondition(cb, jobLogPager);
          });
  
          // update pager
          BeanUtil.copyBeanToBean(jobLogList, jobLogPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
          jobLogPager.setPageNumberList(jobLogList.pageRange(op -> {
              op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
          }).createPageNumberList());
  
          return jobLogList;
      }
  
      public OptionalEntity<JobLog> getJobLog(final String id) {
          return jobLogBhv.selectByPK(id);
      }
  
      public void store(final JobLog jobLog) {
  
          jobLogBhv.insertOrUpdate(jobLog, op -> {
              op.setRefreshPolicy(Constants.TRUE);
          });
  
      }
  
      public void delete(final JobLog jobLog) {
  
          jobLogBhv.delete(jobLog, op -> {
              op.setRefreshPolicy(Constants.TRUE);
          });
  
      }
  
      protected void setupListCondition(final JobLogCB cb, final JobLogPager jobLogPager) {
          if (jobLogPager.id != null) {
              cb.query().docMeta().setId_Equal(jobLogPager.id);
          }
          // TODO Long, Integer, String supported only.
  
          // setup condition
          cb.query().addOrderBy_StartTime_Desc();
          cb.query().addOrderBy_EndTime_Desc();
  
          // search
  
      }
  
      public void deleteBefore(final int days) {
          final long oneday = 24 * 60 * 60 * 1000L;
          final long targetTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong() - days * oneday;
          jobLogBhv.queryDelete(cb -> {
              cb.query().setEndTime_LessThan(targetTime);
          });
      }
 
     public void deleteByJobStatus(final List<String> jobStatusList) {
         jobLogBhv.queryDelete(cb -> {
             cb.query().setJobStatus_InScope(jobStatusList);
         });
     }
 
     public void updateStatus() {
         final long expiry = ComponentUtil.getSystemHelper().getCurrentTimeAsLong() - expiredJobInterval;
         final List<JobLog> list = jobLogBhv.selectList(cb -> {
             cb.query().bool((must, should, mustNot, filter) -> {
                 must.setLastUpdated_LessEqual(expiry);
                 mustNot.setEndTime_Exists();
             });
         });
         if (!list.isEmpty()) {
             list.forEach(jobLog -> {
                 jobLog.setJobStatus(Constants.FAIL);
                 jobLog.setScriptResult("No response from Job.");
                 jobLog.setEndTime(ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
             });
             jobLogBhv.batchUpdate(list);
         }
     }
 
     public void setExpiredJobInterval(final long expiredJobInterval) {
         this.expiredJobInterval = expiredJobInterval;
     }
 
 }