package calcul;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.swing.JOptionPane;

public class formatDateWriter {

	//** exemple de date correct 2016-01-30T16:52:51
	public static boolean isCorrect(String date) {
		Pattern p = Pattern.compile("^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}$");
		Matcher m = p.matcher(date);
		if(m.find()) return true;
		JOptionPane.showMessageDialog(null, "<html>Le format de la date n'est pas correct.<br>"
				+ "Exemple de format 2019-12-25T15:50:45</html>");
		return false;
	}
	
	
	/**
	 * 
	 * @param libreoffice_date
	 * @return
	 */
	public static Date DateLibreOffice(String libreoffice_date){
		boolean contientHeure = false;
		if(libreoffice_date.contains("T")) {
			libreoffice_date=libreoffice_date.replace("T", " ");
			contientHeure=true;
		}
		SimpleDateFormat simpledateformat = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
		Date d = null;
		if(!contientHeure) simpledateformat = new SimpleDateFormat("yyyy-MM-dd");
		
		try {
			d = simpledateformat.parse(libreoffice_date);
		}catch(ParseException e) {
			e.printStackTrace();
		}
		
		return  d;
	}
	
}