package eu.siacs.conversations.crypto.sasl;

import android.util.Base64;

import java.nio.charset.Charset;

import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.xml.TagWriter;

public class Plain extends SaslMechanism {
	public Plain(final TagWriter tagWriter, final Account account) {
		super(tagWriter, account, null);
	}

	@Override
	public int getPriority() {
		return 10;
	}

	@Override
	public String getMechanism() {
		return "PLAIN";
	}

	@Override
	public String getClientFirstMessage() {
		return getMessage(account.getUsername(), account.getPassword());
	}

	public static String getMessage(String username, String password) {
		final String message = '\u0000' + username + '\u0000' + password;
		return Base64.encodeToString(message.getBytes(Charset.defaultCharset()), Base64.NO_WRAP);
	}
}