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package prerna.date.reactor;

import java.util.Calendar;

import prerna.date.SemossDate;
import prerna.reactor.AbstractReactor;
import prerna.sablecc2.om.PixelDataType;
import prerna.sablecc2.om.nounmeta.NounMetadata;

public class TimestampReactor extends AbstractReactor {

	private static final String DEFAULT_FORMAT = "yyyy-MM-dd HH:mm:ss";
	
	public TimestampReactor() {
		this.keysToGet = new String[]{"date", "format"};
	}
	
	@Override
	public NounMetadata execute() {
		organizeKeys();
		SemossDate date = null;
		String pattern = DEFAULT_FORMAT;
		
		/*
		 * If there is no date input, then we will grab todays date
		 * If there is a date input, we assume it is yyyy-MM-dd format
		 * If there is a date input and a format, we will use that format
		 */
		
		// determine if we should use the default format
		// or the user defined format
		if(this.keyValue.containsKey(this.keysToGet[1])) {
			pattern = this.keyValue.get(this.keysToGet[1]);
		}
					
		if(this.keyValue.containsKey(this.keysToGet[0])) {
			String strDate = this.keyValue.get(this.keysToGet[0]);
			
			date = new SemossDate(strDate, pattern);
			date.getZonedDateTime();
		} else {
			// the user hasn't specified a date
			date = new SemossDate(Calendar.getInstance().getTime(), pattern);
		}
		
		return new NounMetadata(date, PixelDataType.CONST_DATE);
	}

}