package dk.daoas.adressevedligehold;

import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;
import java.util.Set;

import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

import com.google.common.base.Splitter;

import dk.daoas.adressevedligehold.tasks.TaskLogger;

public class MailSender {
	
	private static TaskLogger logger = TaskLogger.getInstance();

	public static void sendMail(String subject, String htmlBody) {
		ServiceConfig config = ServiceConfig.getInstance();
		
		
		List<String> mails = Splitter.on(',')
									 .trimResults()
									 .omitEmptyStrings()
									 .splitToList( config.emails );

		Properties props = new Properties();
		props.put("mail.smtp.host", "mail.dao.int");

		try {
			// create some properties and get the default Session
			Session session = Session.getDefaultInstance(props, null);
			session.setDebug(false);

			MimeMessage msg = new MimeMessage(session);
			msg.setFrom( new InternetAddress("no-reply@daoas.dk") );


			for (String recipient : mails) {
				msg.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient ) );
			}
			
			msg.setSubject( subject );			
			msg.setContent(htmlBody, "text/html; charset=utf-8");


			Transport.send(msg);


		} catch (MessagingException e) {
			logger.warning("Unable to send report mail ", e );
		}		
	}
	
	public static void sendMailWithAttachment(String subject, String htmlBody, String attachmentName, String attachmentBody) {
		ServiceConfig config = ServiceConfig.getInstance();
		
		
		List<String> mails = Splitter.on(',')
									 .trimResults()
									 .omitEmptyStrings()
									 .splitToList( config.emails );

		Properties props = new Properties();
		props.put("mail.smtp.host", "mail.dao.int");

		try {
			// create some properties and get the default Session
			Session session = Session.getDefaultInstance(props, null);
			session.setDebug(false);

			MimeMessage msg = new MimeMessage(session);
			Multipart multipart = new MimeMultipart();
			
			msg.setFrom( new InternetAddress("no-reply@daoas.dk") );


			for (String recipient : mails) {
				msg.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient ) );
			}
			
			msg.setSubject( subject );	
			
			
			MimeBodyPart body = new MimeBodyPart();			
			body.setContent(htmlBody, "text/html; charset=utf-8");
			multipart.addBodyPart(body);
			
			
			MimeBodyPart attachPart = new MimeBodyPart();
			attachPart.setText(attachmentBody, "ISO-8859-1");//kunne ellers laves med attachPart.attachFile(file);
			
			attachPart.setFileName(attachmentName);			
			multipart.addBodyPart(attachPart);
			
			msg.setContent(multipart);


			Transport.send(msg);

		} catch (MessagingException e) {
			logger.warning("Unable to send report mail ", e );
		}		
	}
	
	public static void sendMailWithAttachments(String subject, String htmlBody, Map<String,String> attachments) {
		ServiceConfig config = ServiceConfig.getInstance();
		
		
		List<String> mails = Splitter.on(',')
									 .trimResults()
									 .omitEmptyStrings()
									 .splitToList( config.emails );

		Properties props = new Properties();
		props.put("mail.smtp.host", "mail.dao.int");

		try {
			// create some properties and get the default Session
			Session session = Session.getDefaultInstance(props, null);
			session.setDebug(false);

			MimeMessage msg = new MimeMessage(session);
			Multipart multipart = new MimeMultipart();
			
			msg.setFrom( new InternetAddress("no-reply@daoas.dk") );


			for (String recipient : mails) {
				msg.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient ) );
			}
			
			msg.setSubject( subject );	
			
			
			MimeBodyPart body = new MimeBodyPart();			
			body.setContent(htmlBody, "text/html; charset=utf-8");
			multipart.addBodyPart(body);
			
			for( Entry<String,String> attachment : attachments.entrySet() ) {
				MimeBodyPart attachPart = new MimeBodyPart();
				attachPart.setFileName(attachment.getKey());
				attachPart.setText( attachment.getValue(), "ISO-8859-1");//kunne ellers laves med attachPart.attachFile(file);
							
				
				multipart.addBodyPart(attachPart);
			}
									
			msg.setContent(multipart);

			Transport.send(msg);

		} catch (MessagingException e) {
			logger.warning("Unable to send report mail ", e );
		}		
	}
}