/*
 * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.controller.sal.restconf.impl.test;

import static org.junit.Assert.assertEquals;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.isNull;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.opendaylight.controller.sal.restconf.impl.test.RestOperationUtils.XML;

import com.google.common.collect.ImmutableList;
import com.google.common.util.concurrent.FluentFuture;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URISyntaxException;
import java.text.ParseException;
import java.util.Optional;
import javax.ws.rs.client.Entity;
import javax.ws.rs.core.Application;
import javax.ws.rs.core.MediaType;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.test.JerseyTest;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.opendaylight.controller.md.sal.rest.common.TestRestconfUtils;
import org.opendaylight.mdsal.common.api.CommitInfo;
import org.opendaylight.mdsal.dom.api.DOMMountPoint;
import org.opendaylight.mdsal.dom.api.DOMSchemaService;
import org.opendaylight.mdsal.dom.spi.FixedDOMSchemaService;
import org.opendaylight.netconf.sal.rest.api.Draft02;
import org.opendaylight.netconf.sal.rest.impl.JsonNormalizedNodeBodyReader;
import org.opendaylight.netconf.sal.rest.impl.NormalizedNodeJsonBodyWriter;
import org.opendaylight.netconf.sal.rest.impl.NormalizedNodeXmlBodyWriter;
import org.opendaylight.netconf.sal.rest.impl.RestconfDocumentedExceptionMapper;
import org.opendaylight.netconf.sal.rest.impl.XmlNormalizedNodeBodyReader;
import org.opendaylight.netconf.sal.restconf.impl.BrokerFacade;
import org.opendaylight.netconf.sal.restconf.impl.ControllerContext;
import org.opendaylight.netconf.sal.restconf.impl.RestconfImpl;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;

public class RestPostOperationTest extends JerseyTest {

    private static String xmlBlockData;
    private static String xmlData3;
    private static String xmlData4;

    private static EffectiveModelContext schemaContextYangsIetf;
    private static EffectiveModelContext schemaContextTestModule;
    private static EffectiveModelContext schemaContext;

    private BrokerFacade brokerFacade;
    private RestconfImpl restconfImpl;
    private ControllerContext controllerContext;
    private DOMMountPoint mountInstance;

    @BeforeClass
    public static void init() throws URISyntaxException, IOException {
        schemaContextYangsIetf = TestUtils.loadSchemaContext("/full-versions/yangs");
        schemaContextTestModule = TestUtils.loadSchemaContext("/full-versions/test-module");
        schemaContext = TestUtils.loadSchemaContext("/test-config-data/yang1");
        loadData();
    }

    @Override
    protected Application configure() {
        /* enable/disable Jersey logs to console */
        // enable(TestProperties.LOG_TRAFFIC);
        // enable(TestProperties.DUMP_ENTITY);
        // enable(TestProperties.RECORD_LOG_LEVEL);
        // set(TestProperties.RECORD_LOG_LEVEL, Level.ALL.intValue());

        mountInstance = mock(DOMMountPoint.class);
        controllerContext = TestRestconfUtils.newControllerContext(schemaContext, mountInstance);
        brokerFacade = mock(BrokerFacade.class);
        restconfImpl = RestconfImpl.newInstance(brokerFacade, controllerContext);

        ResourceConfig resourceConfig = new ResourceConfig();
        resourceConfig = resourceConfig.registerInstances(restconfImpl,
                new XmlNormalizedNodeBodyReader(controllerContext), new NormalizedNodeXmlBodyWriter(),
                new JsonNormalizedNodeBodyReader(controllerContext), new NormalizedNodeJsonBodyWriter(),
                new RestconfDocumentedExceptionMapper(controllerContext));
        return resourceConfig;
    }

    private void setSchemaControllerContext(final EffectiveModelContext schema) {
        controllerContext.setSchemas(schema);
    }

    @SuppressWarnings("unchecked")
    @Test
    @Ignore /// xmlData* need netconf-yang
    public void postDataViaUrlMountPoint() throws UnsupportedEncodingException {
        setSchemaControllerContext(schemaContextYangsIetf);
        when(brokerFacade.commitConfigurationDataPost(any(DOMMountPoint.class), any(YangInstanceIdentifier.class),
                any(NormalizedNode.class), null, null)).thenReturn(mock(FluentFuture.class));

        when(mountInstance.getService(DOMSchemaService.class))
            .thenReturn(Optional.of(FixedDOMSchemaService.of(schemaContextTestModule)));

        String uri = "/config/ietf-interfaces:interfaces/interface/0/";
        assertEquals(204, post(uri, Draft02.MediaTypes.DATA + XML, xmlData4));
        uri = "/config/ietf-interfaces:interfaces/interface/0/yang-ext:mount/test-module:cont";
        assertEquals(204, post(uri, Draft02.MediaTypes.DATA + XML, xmlData3));

        assertEquals(400, post(uri, MediaType.APPLICATION_JSON, ""));
    }

    @SuppressWarnings("unchecked")
    @Test
    @Ignore //jenkins has problem with JerseyTest
    // - we expecting problems with singletons ControllerContext as schemaContext holder
    public void createConfigurationDataTest() throws UnsupportedEncodingException, ParseException {
        when(brokerFacade.commitConfigurationDataPost((EffectiveModelContext) null, any(YangInstanceIdentifier.class),
                any(NormalizedNode.class), null, null))
                .thenReturn(mock(FluentFuture.class));

        final ArgumentCaptor<YangInstanceIdentifier> instanceIdCaptor =
                ArgumentCaptor.forClass(YangInstanceIdentifier.class);
        @SuppressWarnings("rawtypes")
        final ArgumentCaptor<NormalizedNode> compNodeCaptor = ArgumentCaptor.forClass(NormalizedNode.class);


        // FIXME : identify who is set the schemaContext
//        final String URI_1 = "/config";
//        assertEquals(204, post(URI_1, Draft02.MediaTypes.DATA + XML, xmlTestInterface));
//        verify(brokerFacade).commitConfigurationDataPost(instanceIdCaptor.capture(), compNodeCaptor.capture());
        final String identifier = "[(urn:ietf:params:xml:ns:yang:test-interface?revision=2014-07-01)interfaces]";
//        assertEquals(identifier, ImmutableList.copyOf(instanceIdCaptor.getValue().getPathArguments()).toString());

        final String URI_2 = "/config/test-interface:interfaces";
        assertEquals(204, post(URI_2, Draft02.MediaTypes.DATA + XML, xmlBlockData));
        // FIXME : NEVER test a nr. of call some service in complex test suite
//        verify(brokerFacade, times(2))
        verify(brokerFacade, times(1))
                .commitConfigurationDataPost((EffectiveModelContext) null, instanceIdCaptor.capture(),
                        compNodeCaptor.capture(), null, null);
//        identifier = "[(urn:ietf:params:xml:ns:yang:test-interface?revision=2014-07-01)interfaces," +
//                "(urn:ietf:params:xml:ns:yang:test-interface?revision=2014-07-01)block]";
        assertEquals(identifier, ImmutableList.copyOf(instanceIdCaptor.getValue().getPathArguments()).toString());
    }

    @Test
    public void createConfigurationDataNullTest() throws UnsupportedEncodingException {
        doReturn(CommitInfo.emptyFluentFuture()).when(brokerFacade).commitConfigurationDataPost(
            any(EffectiveModelContext.class), any(YangInstanceIdentifier.class), any(NormalizedNode.class), isNull(),
            isNull());

        //FIXME : find who is set schemaContext
//        final String URI_1 = "/config";
//        assertEquals(204, post(URI_1, Draft02.MediaTypes.DATA + XML, xmlTestInterface));

        final String URI_2 = "/config/test-interface:interfaces";
        assertEquals(204, post(URI_2, Draft02.MediaTypes.DATA + XML, xmlBlockData));
    }

    private int post(final String uri, final String mediaType, final String data) {
        return target(uri).request(mediaType).post(Entity.entity(data, mediaType)).getStatus();
    }

    private static void loadData() throws IOException, URISyntaxException {
        final String xmlPathBlockData =
                RestconfImplTest.class.getResource("/test-config-data/xml/block-data.xml").getPath();
        xmlBlockData = TestUtils.loadTextFile(xmlPathBlockData);
        final String data3Input = RestconfImplTest.class.getResource("/full-versions/test-data2/data3.xml").getPath();
        xmlData3 = TestUtils.loadTextFile(data3Input);
        final String data4Input = RestconfImplTest.class.getResource("/full-versions/test-data2/data7.xml").getPath();
        xmlData4 = TestUtils.loadTextFile(data4Input);
    }

}