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/**
* Copyright 2017-2021 Fred Feng ([email protected])

* 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 indi.atlantis.framework.chaconne.cluster;

import java.util.Date;

import org.springframework.beans.factory.annotation.Autowired;

import com.github.paganini2008.devtools.StringUtils;

import indi.atlantis.framework.chaconne.Job;
import indi.atlantis.framework.chaconne.JobException;
import indi.atlantis.framework.chaconne.JobExecutor;
import indi.atlantis.framework.chaconne.JobKey;
import indi.atlantis.framework.chaconne.JobManager;
import indi.atlantis.framework.chaconne.JobListenerContainer;
import indi.atlantis.framework.chaconne.JobState;
import indi.atlantis.framework.chaconne.JobTemplate;
import indi.atlantis.framework.chaconne.RunningState;
import indi.atlantis.framework.chaconne.ScheduleManager;
import indi.atlantis.framework.chaconne.StopWatch;
import indi.atlantis.framework.chaconne.TraceIdGenerator;

/**
 * 
 * ProducerModeJobExecutor
 * 
 * @author Fred Feng
 *
 * @since 2.0.1
 */
public class ProducerModeJobExecutor extends JobTemplate implements JobExecutor {

	@Autowired
	private ScheduleManager scheduleManager;

	@Autowired
	private JobManager jobManager;

	@Autowired
	private StopWatch stopWatch;

	@Autowired
	private TraceIdGenerator idGenerator;

	@Autowired
	private JobListenerContainer jobListenerContainer;

	@Override
	protected long getTraceId(JobKey jobKey) {
		return idGenerator.generateTraceId(jobKey);
	}

	@Override
	public void execute(Job job, Object attachment, int retries) {
		runJob(job, attachment, retries);
	}

	@Override
	protected void beforeRun(long traceId, JobKey jobKey, Job job, Object attachment, Date startDate) {
		super.beforeRun(traceId, jobKey, job, attachment, startDate);
		jobListenerContainer.beforeRun(traceId, jobKey, job, attachment, startDate);
		stopWatch.onJobBegin(traceId, jobKey, startDate);
	}

	@Override
	protected boolean isScheduling(JobKey jobKey, Job job) {
		try {
			return jobManager.hasJobState(jobKey, JobState.SCHEDULING);
		} catch (Exception e) {
			throw new JobException(e.getMessage(), e);
		}
	}

	@Override
	protected void cancel(JobKey jobKey, Job job, RunningState runningState, String msg, Throwable reason) {
		try {
			scheduleManager.unscheduleJob(jobKey);
			jobManager.finishJob(jobKey);
		} catch (Exception e) {
			throw new JobException(e.getMessage(), e);
		}
		if (StringUtils.isNotBlank(msg)) {
			log.info(msg);
		}
		if (reason != null) {
			log.error(reason.getMessage(), reason);
		}
	}

}