/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.jackrabbit.oak.plugins.nodetype.write;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.ImmutableList.of;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.apache.jackrabbit.JcrConstants.JCR_MIXINTYPES;
import static org.apache.jackrabbit.JcrConstants.JCR_PRIMARYTYPE;
import static org.apache.jackrabbit.JcrConstants.NT_BASE;
import static org.apache.jackrabbit.JcrConstants.NT_FOLDER;
import static org.apache.jackrabbit.JcrConstants.NT_UNSTRUCTURED;
import static org.apache.jackrabbit.JcrConstants.JCR_CONTENT;
import static org.apache.jackrabbit.JcrConstants.JCR_DATA;
import static org.apache.jackrabbit.JcrConstants.JCR_LASTMODIFIED;
import static org.apache.jackrabbit.JcrConstants.JCR_UUID;
import static org.apache.jackrabbit.JcrConstants.NT_FILE;
import static org.apache.jackrabbit.JcrConstants.NT_RESOURCE;
import static org.apache.jackrabbit.oak.api.Type.NAME;
import static org.apache.jackrabbit.oak.spi.nodetype.NodeTypeConstants.JCR_LASTMODIFIEDBY;
import static org.apache.jackrabbit.oak.spi.nodetype.NodeTypeConstants.NODE_TYPES_PATH;
import static org.apache.jackrabbit.oak.spi.nodetype.NodeTypeConstants.NT_OAK_RESOURCE;
import static org.apache.jackrabbit.oak.spi.nodetype.NodeTypeConstants.MIX_INDEXABLE;

import java.io.Closeable;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.List;

import javax.jcr.NamespaceRegistry;
import javax.jcr.NoSuchWorkspaceException;
import javax.jcr.ValueFactory;
import javax.jcr.nodetype.NodeType;
import javax.jcr.nodetype.NodeTypeDefinition;
import javax.jcr.nodetype.NodeTypeManager;
import javax.jcr.nodetype.NodeTypeTemplate;
import javax.security.auth.login.LoginException;

import com.google.common.base.Strings;

import org.apache.jackrabbit.commons.cnd.CompactNodeTypeDefReader;
import org.apache.jackrabbit.commons.cnd.DefinitionBuilderFactory;
import org.apache.jackrabbit.commons.cnd.TemplateBuilderFactory;
import org.apache.jackrabbit.oak.InitialContent;
import org.apache.jackrabbit.oak.Oak;
import org.apache.jackrabbit.oak.api.CommitFailedException;
import org.apache.jackrabbit.oak.api.ContentRepository;
import org.apache.jackrabbit.oak.api.ContentSession;
import org.apache.jackrabbit.oak.api.Root;
import org.apache.jackrabbit.oak.api.Tree;
import org.apache.jackrabbit.oak.api.Type;
import org.apache.jackrabbit.oak.namepath.impl.GlobalNameMapper;
import org.apache.jackrabbit.oak.namepath.impl.NamePathMapperImpl;
import org.apache.jackrabbit.oak.plugins.name.ReadOnlyNamespaceRegistry;
import org.apache.jackrabbit.oak.plugins.name.ReadWriteNamespaceRegistry;
import org.apache.jackrabbit.oak.plugins.nodetype.NodeTypeDefDiff;
import org.apache.jackrabbit.oak.plugins.nodetype.ReadOnlyNodeTypeManager;
import org.apache.jackrabbit.oak.plugins.nodetype.TypeEditorProvider;
import org.apache.jackrabbit.oak.plugins.value.jcr.ValueFactoryImpl;
import org.apache.jackrabbit.oak.spi.security.OpenSecurityProvider;
import org.apache.jackrabbit.oak.plugins.tree.TreeUtil;
import org.jetbrains.annotations.NotNull;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import static org.hamcrest.Matchers.hasItem;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;

public class NodeTypeRegistryTest {
    private ContentRepository repository = null;
    private Root root;
    private ContentSession session = null;
    
    static void registerNodeType(@NotNull Root root, @NotNull String resourceName) throws IOException {
        checkArgument(!Strings.isNullOrEmpty(resourceName));
        checkNotNull(root);

        InputStream stream = null;

        try {
            stream = NodeTypeRegistryTest.class.getResourceAsStream(resourceName);
            NodeTypeRegistry.register(root, stream, NodeTypeRegistryTest.class.getName());            
        } finally {
            if (stream != null) {
                stream.close();
            }
            
        }
    }
    
    @Before
    public void setUp() throws LoginException, NoSuchWorkspaceException {
        repository = new Oak().with(new InitialContent()).with(new OpenSecurityProvider())
            .with(new TypeEditorProvider()).createContentRepository();
        session = repository.login(null, null);
        root = session.getLatestRoot();
    }
    
    @After
    public void tearDown() throws IOException {
        if (session != null) {
            session.close();
        }
        if (repository instanceof Closeable) {
            ((Closeable) repository).close();
        }
        repository = null;
    }
    
    @Test(expected = CommitFailedException.class)
    public void oakIndexableFailing() throws IOException, CommitFailedException {
        registerNodeType(root, "oak3725-1.cnd");
        
        Tree test = root.getTree("/").addChild("test");
        test.setProperty(JCR_PRIMARYTYPE, NT_FOLDER, NAME);            
        test.addChild("oak:index").setProperty(JCR_PRIMARYTYPE, NT_UNSTRUCTURED, NAME);
        root.commit();
    }
    
    @Test
    public void oakIndexableSuccessful() throws IOException, CommitFailedException {
        registerNodeType(root, "oak3725-2.cnd");
        
        Tree test = root.getTree("/").addChild("test");
        test.setProperty(JCR_PRIMARYTYPE, NT_FOLDER, NAME);
        test.setProperty(JCR_MIXINTYPES, of(MIX_INDEXABLE), Type.NAMES);
        test.addChild("oak:index").setProperty(JCR_PRIMARYTYPE, NT_UNSTRUCTURED, NAME);
        root.commit();
    }

    @Test
    public void oakResource() throws Exception{
        registerNodeType(root, "oak4567.cnd");
        Tree typeRoot = root.getTree(NODE_TYPES_PATH);
        Tree test1 = TreeUtil.addChild(root.getTree("/"), "test1", NT_FILE, typeRoot, "admin");
        Tree content1 = TreeUtil.addChild(test1, JCR_CONTENT, NT_OAK_RESOURCE, typeRoot, "admin");
        content1.setProperty(JCR_DATA, "hello".getBytes());

        Tree test2 = TreeUtil.addChild(root.getTree("/"), "test2", NT_FILE, typeRoot, "admin");
        Tree content2 = TreeUtil.addChild(test2, JCR_CONTENT, NT_RESOURCE, typeRoot, "admin");
        content2.setProperty(JCR_DATA, "hello".getBytes());
        root.commit();

        test1 = root.getTree("/").addChild("test1");

        assertTrue(test1.getChild(JCR_CONTENT).hasProperty(JCR_LASTMODIFIEDBY));
        assertTrue(test1.getChild(JCR_CONTENT).hasProperty(JCR_LASTMODIFIED));

        //For oak:Resource the uuid property should not get generated
        assertFalse(test1.getChild(JCR_CONTENT).hasProperty(JCR_UUID));

        test2 = root.getTree("/").addChild("test2");

        assertTrue(test2.getChild(JCR_CONTENT).hasProperty(JCR_LASTMODIFIEDBY));
        assertTrue(test2.getChild(JCR_CONTENT).hasProperty(JCR_LASTMODIFIED));
        assertTrue(test2.getChild(JCR_CONTENT).hasProperty(JCR_UUID));

    }

    @Test
    public void registerNodeType() throws Exception {
        registerNodeType(root, "oak6440-1.cnd");
        NodeTypeManager readOnlyNtMgr = new ReadOnlyNodeTypeManager() {
            private Root r = session.getLatestRoot();
            @NotNull
            @Override
            protected Tree getTypes() {
                return r.getTree(NODE_TYPES_PATH);
            }
        };
        NodeTypeManager ntMgr = new ReadWriteNodeTypeManager() {
            @NotNull
            @Override
            protected Tree getTypes() {
                return root.getTree(NODE_TYPES_PATH);
            }

            @NotNull
            @Override
            protected Root getWriteRoot() {
                return root;
            }
        };
        ValueFactory valueFactory = new ValueFactoryImpl(
                root, new NamePathMapperImpl(new GlobalNameMapper(root)));
        NamespaceRegistry nsRegistry = new ReadOnlyNamespaceRegistry(root);
        DefinitionBuilderFactory<NodeTypeTemplate, NamespaceRegistry> factory
                = new TemplateBuilderFactory(ntMgr, valueFactory, nsRegistry);
        InputStream in = NodeTypeRegistryTest.class.getResourceAsStream("oak6440-2.cnd");
        List<NodeTypeTemplate> templates;
        try {
            CompactNodeTypeDefReader<NodeTypeTemplate, NamespaceRegistry> reader
                    = new CompactNodeTypeDefReader<NodeTypeTemplate, NamespaceRegistry>(
                            new InputStreamReader(in, UTF_8), "oak6440-2.cnd", factory);
            templates = reader.getNodeTypeDefinitions();
        } finally {
            in.close();
        }
        for (NodeTypeTemplate t : templates) {
            NodeTypeTemplateImpl template;
            if (t instanceof NodeTypeTemplateImpl) {
                template = (NodeTypeTemplateImpl) t;
            } else {
                template = new NodeTypeTemplateImpl(new GlobalNameMapper(root), t);
            }
            template.writeTo(root.getTree(NODE_TYPES_PATH), true);
        }
        NodeTypeDefinition beforeDef = readOnlyNtMgr.getNodeType("foo");
        NodeTypeDefinition afterDef = ntMgr.getNodeType("foo");

        NodeTypeDefDiff diff = NodeTypeDefDiff.create(beforeDef, afterDef);
        assertFalse(diff.isMajor());
    }

    // OAK-7886
    @Test
    public void reRegisterNtResource() throws Exception {
        NodeTypeManager ntMgr = new ReadWriteNodeTypeManager() {
            @NotNull
            @Override
            protected Tree getTypes() {
                return root.getTree(NODE_TYPES_PATH);
            }

            @NotNull
            @Override
            protected Root getWriteRoot() {
                return root;
            }
        };
        ValueFactory vf = new ValueFactoryImpl(
                root, new NamePathMapperImpl(new GlobalNameMapper(root)));
        NamespaceRegistry nsReg = new ReadWriteNamespaceRegistry(root) {
            @Override
            protected Root getWriteRoot() {
                return root;
            }
        };
        DefinitionBuilderFactory<NodeTypeTemplate, NamespaceRegistry> factory
                = new TemplateBuilderFactory(ntMgr, vf, nsReg);

        NodeType ntResource = ntMgr.getNodeType(NT_RESOURCE);
        List<String> supertypeNames = Arrays.asList(ntResource.getDeclaredSupertypeNames());
        assertThat(supertypeNames, hasItem(NT_BASE));

        List<NodeTypeTemplate> templates;
        InputStream in = NodeTypeRegistryTest.class.getResourceAsStream("ntResource.cnd");
        try {
            CompactNodeTypeDefReader<NodeTypeTemplate, NamespaceRegistry> reader
                    = new CompactNodeTypeDefReader<NodeTypeTemplate, NamespaceRegistry>(
                    new InputStreamReader(in, UTF_8), "ntResource.cnd", factory);
            templates = reader.getNodeTypeDefinitions();
        } finally {
            in.close();
        }
        for (NodeTypeTemplate t : templates) {
            ntMgr.registerNodeType(t, true);
        }

        ntResource = ntMgr.getNodeType(NT_RESOURCE);
        supertypeNames = Arrays.asList(ntResource.getDeclaredSupertypeNames());
        assertThat(supertypeNames, hasItem(NT_BASE));
    }
}
