/*
 * This is eMonocot, a global online biodiversity information resource.
 *
 * Copyright © 2011–2015 The Board of Trustees of the Royal Botanic Gardens, Kew and The University of Oxford
 *
 * eMonocot 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.
 *
 * eMonocot 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 Affero General Public License for more details.
 *
 * The complete text of the GNU Affero General Public License is in the source repository as the file
 * ‘COPYING’.  It is also available from <http://www.gnu.org/licenses/>.
 */
package org.emonocot.job.taxonmatch;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.emonocot.model.Taxon;
import org.emonocot.persistence.hibernate.SolrIndexingListener;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.joda.time.DateTime;
import org.joda.time.base.BaseDateTime;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.batch.core.Job;
import org.springframework.batch.core.JobExecution;
import org.springframework.batch.core.JobParameter;
import org.springframework.batch.core.JobParameters;
import org.springframework.batch.core.JobParametersInvalidException;
import org.springframework.batch.core.configuration.JobLocator;
import org.springframework.batch.core.launch.JobLauncher;
import org.springframework.batch.core.launch.NoSuchJobException;
import org.springframework.batch.core.repository.JobExecutionAlreadyRunningException;
import org.springframework.batch.core.repository.JobInstanceAlreadyCompleteException;
import org.springframework.batch.core.repository.JobRestartException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.core.io.ClassPathResource;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.annotation.DirtiesContext.ClassMode;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

/**
 *
 * @author ben
 *
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration({
	"/META-INF/spring/batch/jobs/taxonMatch.xml",
	"/META-INF/spring/applicationContext-integration.xml",
"/META-INF/spring/applicationContext-test.xml" })
@DirtiesContext(classMode = ClassMode.AFTER_CLASS)
public class TaxonMatchIntegrationTest {

	private Logger logger = LoggerFactory.getLogger(TaxonMatchIntegrationTest.class);

	@Autowired
	private JobLocator jobLocator;

	@Autowired
	@Qualifier("jobLauncher")
	private JobLauncher jobLauncher;

	@Autowired
	private SessionFactory sessionFactory;

	@Autowired
	private SolrIndexingListener solrIndexingListener;

	/**
	 * 1288569600 in unix time.
	 */
	private static final BaseDateTime PAST_DATETIME = new DateTime(2010, 11, 1, 9, 0, 0, 0);

	/**
	 *
	 * @throws IOException
	 *             if a temporary file cannot be created.
	 * @throws NoSuchJobException
	 *             if SpeciesPageHarvestingJob cannot be located
	 * @throws JobParametersInvalidException
	 *             if the job parameters are invalid
	 * @throws JobInstanceAlreadyCompleteException
	 *             if the job has already completed
	 * @throws JobRestartException
	 *             if the job cannot be restarted
	 * @throws JobExecutionAlreadyRunningException
	 *             if the job is already running
	 */
	@Test
	public final void testMatchTaxa() throws IOException,
	NoSuchJobException, JobExecutionAlreadyRunningException,
	JobRestartException, JobInstanceAlreadyCompleteException,
	JobParametersInvalidException {

		Session session = sessionFactory.openSession();
		Transaction tx = session.beginTransaction();

		List<Taxon> taxa = session.createQuery("from Taxon as taxon").list();
		solrIndexingListener.indexObjects(taxa);
		tx.commit();

		ClassPathResource input = new ClassPathResource("/org/emonocot/job/taxonmatch/input.csv");
		Map<String, JobParameter> parameters = new HashMap<String, JobParameter>();
		parameters.put("assume.accepted.matches", new JobParameter(Boolean.TRUE.toString()));
		parameters.put("input.file", new JobParameter(input.getFile().getAbsolutePath()));
		parameters.put("output.file", new JobParameter(File.createTempFile("output", "csv").getAbsolutePath()));

		JobParameters jobParameters = new JobParameters(parameters);

		Job taxonMatchingJob = jobLocator.getJob("TaxonMatching");
		assertNotNull("TaxonMatching must not be null", taxonMatchingJob);
		JobExecution jobExecution = jobLauncher.run(taxonMatchingJob, jobParameters);
		assertEquals("The job should complete successfully",jobExecution.getExitStatus().getExitCode(),"COMPLETED");

		FileReader file = new FileReader(jobParameters.getParameters().get("output.file").getValue().toString());
		BufferedReader reader = new BufferedReader(file);
		assertNotNull("There should be an output file", reader);
		String ln;
		while ((ln = reader.readLine()) != null) {
			logger.debug(ln);
		}
	}
}