package org.gcube.dataharvest;

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.HashMap;
import java.util.Map;
import java.util.TimeZone;

import org.gcube.dataharvest.utils.ScopedTest;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AccountingDataHarvesterPluginTest extends ScopedTest {
	
	private static Logger logger = LoggerFactory.getLogger(AccountingDataHarvesterPluginTest.class);
	
	public static TimeZone UTC_TIMEZONE = TimeZone.getTimeZone("UTC");
	public static final String DATETIME_PATTERN = "yyyy-MM-dd HH:mm:ss.SSS Z";
	public static final DateFormat DEFAULT_DATE_FORMAT;

	static {
		DEFAULT_DATE_FORMAT = getUTCDateFormat(DATETIME_PATTERN);
	}
	
	public static DateFormat getUTCDateFormat(String pattern){
		DateFormat dateFormat = new SimpleDateFormat(pattern);
		dateFormat.setTimeZone(UTC_TIMEZONE);
		return dateFormat;
	}
	
	public static Calendar getUTCCalendarInstance(){
		return Calendar.getInstance(UTC_TIMEZONE);
	}
	
	public static Calendar getAggregationStartCalendar(int year, int month, int day){
		Calendar aggregationStartCalendar = getUTCCalendarInstance();
		aggregationStartCalendar.set(Calendar.YEAR, year);
		aggregationStartCalendar.set(Calendar.MONTH, month);
		aggregationStartCalendar.set(Calendar.DAY_OF_MONTH, day);
		aggregationStartCalendar.set(Calendar.HOUR_OF_DAY, 0);
		aggregationStartCalendar.set(Calendar.MINUTE, 0);
		aggregationStartCalendar.set(Calendar.SECOND, 0);
		aggregationStartCalendar.set(Calendar.MILLISECOND, 0);
		
		logger.debug("{}", DEFAULT_DATE_FORMAT.format(aggregationStartCalendar.getTime()));
		
		return aggregationStartCalendar;
	}
	
	
	@Test
	public void test() {
		try {
			ScopedTest.setContext(ScopedTest.ROOT);
			
			DataHarvestPluginDeclaration dataHarvestPluginDeclaration = new DataHarvestPluginDeclaration();
			AccountingDataHarvesterPlugin accountingDataHarvesterPlugin = new AccountingDataHarvesterPlugin(dataHarvestPluginDeclaration);
			
			Calendar from = getAggregationStartCalendar(2018, Calendar.APRIL, 1);
			Calendar to = getAggregationStartCalendar(2018, Calendar.APRIL, 30);
			
			Map<String,Object> map = new HashMap<>();
			map.put(AccountingDataHarvesterPlugin.PARAMETER_FROM, from.getTime());
			map.put(AccountingDataHarvesterPlugin.PARAMETER_TO, to.getTime());
			map.put(AccountingDataHarvesterPlugin.TEST, true);
			
			accountingDataHarvesterPlugin.launch(map);

			logger.info("End.");

		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	
}