package at.knowcenter.wag.egov.egiz.sig.signaturelayout;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.io.File;

import org.junit.BeforeClass;
import org.junit.Test;

import at.gv.egiz.pdfas.PdfAsFactory;
import at.gv.egiz.pdfas.api.exceptions.PdfAsException;
import at.knowcenter.wag.egov.egiz.exceptions.ConnectorException;
import at.knowcenter.wag.egov.egiz.exceptions.SettingsException;
import at.knowcenter.wag.egov.egiz.sig.signaturelayout.atrust.ATrustSignatureLayoutHandler;
import at.knowcenter.wag.egov.egiz.sig.signaturelayout.mocca.MOCCASignatureLayout10Handler;
import at.knowcenter.wag.egov.egiz.sig.signaturelayout.mocca.MoccaXades14SignatureLayoutHandler;
import at.knowcenter.wag.egov.egiz.sig.signaturelayout.mocca.OldMOCCASignatureLayoutHandler;

/**
 * Tests for {@link SignatureLayoutHandlerFactory} providing signature layout handlers for various types of citizen card
 * software.
 *
 * @author Datentechnik Innovation GmbH
 */
public class SignatureLayoutHandlerFactoryTests {

	/**
	 * Instantiates the PDF-AS api which will be used for tests.
	 *
	 * @throws PdfAsException
	 *             In case the PDF-AS api could not be instantiated (e.g. due to configuration issues).
	 */
	@BeforeClass
	public static void init() throws PdfAsException {

		// determine config dir
		File configFile = new File(SignatureLayoutHandlerFactoryTests.class.getResource(
				"/at/knowcenter/wag/egov/egiz/signaturelayout/cfg/config.properties").getFile());
		assertTrue(configFile.exists() && configFile.canRead());

		// determine work dir
		File workPath = configFile.getParentFile().getParentFile();

		// Note: calculating signature positions without applying signatures is not covered by the api interface.
		// Therefore we instantiate the api only in order to get the configuration be loaded.
		PdfAsFactory.createPdfAs(workPath);
	}

	@Test
	public void testSupportForMoccaWithXAdES14() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.3.9-SNAPSHOT-r1159-X14 SignatureLayout/1.0";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof MoccaXades14SignatureLayoutHandler);

		bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.3.9-r1234-X14 SignatureLayout/1.0";
		signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof MoccaXades14SignatureLayoutHandler);

		bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.3.9-SNAPSHOT-r1159-X14 SignatureLayout/1.1";
		signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof MoccaXades14SignatureLayoutHandler);

		bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.3.9-r1234-X14 SignatureLayout/1.1";
		signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof MoccaXades14SignatureLayoutHandler);
	}

	@Test
	public void testSupportForMoccaWithSignatureLayout10() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.3.8-r1111 SignatureLayout/1.0";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof MOCCASignatureLayout10Handler);

		bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.3.8-r1111 SignatureLayout/1.1";
		try {
			SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
			fail("ConnectorException expected; SignatureLayout 1.1 not supported.");
		} catch (ConnectorException e) {
			assertEquals(373, e.getErrorCode());
		}
	}

	@Test
	public void testSupportForMoccaWithLegacySignatureLayout() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 MOCCA/1.0.0-r123";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof OldMOCCASignatureLayoutHandler);
	}

	@Test
	public void testSupportForATrustLocal133() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 asignSecurityLayer/1.3.3";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof ATrustSignatureLayoutHandler);
	}

	@Test
	public void testNonSupportForATrustLocal140() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 asignSecurityLayer/1.4.0";
		try {
			SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
			fail("ConnectorException expected; A.Trust BKU 1.4.0 not supported.");
		} catch (ConnectorException e) {
			assertEquals(373, e.getErrorCode());
		}
	}

	@Test
	public void testSupportForATrustLocal141() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 asignSecurityLayer/1.4.1";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof ATrustSignatureLayoutHandler);
	}

	@Test
	public void testSupportForATrustLocal142() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 asignSecurityLayer/1.4.2";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof ATrustSignatureLayoutHandler);
	}

	@Test
	public void testSupportForATrustMobile110() throws ConnectorException, SettingsException {
		String bkuIdentifier = "citizen-card-environment/1.2 asignMobileBku/1.1.0";
		SignatureLayoutHandler signatureLayoutHandler = SignatureLayoutHandlerFactory.getSignatureLayoutHandlerInstance(bkuIdentifier);
		assertTrue(signatureLayoutHandler instanceof ATrustSignatureLayoutHandler);
	}

}