/*
    * 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.chemistry.opencmis.tck.tests.crud;
  
  import static org.apache.chemistry.opencmis.tck.CmisTestResultStatus.FAILURE;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.chemistry.opencmis.client.api.CmisObject;
  import org.apache.chemistry.opencmis.client.api.Document;
  import org.apache.chemistry.opencmis.client.api.Folder;
  import org.apache.chemistry.opencmis.client.api.ItemIterable;
  import org.apache.chemistry.opencmis.client.api.Session;
  import org.apache.chemistry.opencmis.commons.data.ContentStream;
  import org.apache.chemistry.opencmis.tck.CmisTestResult;
  import org.apache.chemistry.opencmis.tck.impl.AbstractSessionTest;
  
  /**
   * Simple document test.
   */
  public class CreateAndDeleteDocumentTest extends AbstractSessionTest {
  
      private static final String CONTENT = "TCK test content.";
  
      @Override
      public void init(Map<String, String> parameters) {
          super.init(parameters);
          setName("Create and Delete Document Test");
          setDescription("Creates a few documents, checks the newly created documents and their parent and finally deletes the created documents.");
      }
  
      @Override
      public void run(Session session) {
          CmisTestResult f;
  
          int numOfDocuments = 20;
  
          // create a test folder
          Folder testFolder = createTestFolder(session);
  
          try {
              Map<String, Document> documents = new HashMap<String, Document>();
  
              // create documents
              for (int i = 0; i < numOfDocuments; i++) {
                  Document newDocument = createDocument(session, testFolder, "doc" + i, CONTENT);
                  documents.put(newDocument.getId(), newDocument);
              }
  
              // simple children test
              addResult(checkChildren(session, testFolder, "Test folder children check"));
  
              // check if all documents are there
              ItemIterable<CmisObject> children = testFolder.getChildren(SELECT_ALL_NO_CACHE_OC);
              List<String> childrenIds = new ArrayList<String>();
              for (CmisObject child : children) {
                  if (child != null) {
                      childrenIds.add(child.getId());
                      Document document = documents.get(child.getId());
  
                      f = createResult(FAILURE, "Document and test folder child don't match! Id: " + child.getId());
                      addResult(assertShallowEquals(document, child, null, f));
                  }
              }
  
              f = createResult(FAILURE, "Number of created folders does not match the number of existing folders!");
              addResult(assertEquals(numOfDocuments, childrenIds.size(), null, f));
  
              for (Document document : documents.values()) {
                  if (!childrenIds.contains(document.getId())) {
                      addResult(createResult(FAILURE, "Created document not found in test folder children! Id: "
                              + document.getId()));
                  }
              }
  
              // check paging
              int pageSize = 5;
              CmisObject lastObject = null;
  
             int count = 0;
             ItemIterable<CmisObject> page1 = testFolder.getChildren(SELECT_ALL_NO_CACHE_OC_ORDER_BY_NAME).getPage(
                     pageSize);
             for (CmisObject child : page1) {
                 count++;
                 lastObject = child;
             }
 
             f = createResult(FAILURE, "Returned number of children doesn't match the page size!");
             addResult(assertEquals(pageSize, count, null, f));
 
             count = 0;
             ItemIterable<CmisObject> page2 = testFolder.getChildren(SELECT_ALL_NO_CACHE_OC_ORDER_BY_NAME)
                     .skipTo(pageSize - 1).getPage(pageSize);
             for (CmisObject child : page2) {
                 count++;
 
                 if (count == 1) {
                     f = createResult(FAILURE,
                             "Last object of the first page doesn't match the first object of the second page.");
                     addResult(assertEquals(lastObject.getId(), child.getId(), null, f));
                 }
             }
 
             f = createResult(FAILURE, "Returned number of children doesn't match the page size!");
             addResult(assertEquals(pageSize, count, null, f));
 
             // check content
             for (Document document : documents.values()) {
                 ContentStream contentStream = document.getContentStream();
                 if (contentStream == null || contentStream.getStream() == null) {
                     addResult(createResult(FAILURE, "Document has no content! Id: " + document.getId()));
                     continue;
                 } else {
                     try {
                         contentStream.getStream().close();
                     } catch (IOException e) {
                     }
                 }
 
                 // TODO: content checks
             }
 
             // delete all documents
             for (Document document : documents.values()) {
                 document.delete(true);
 
                 f = createResult(FAILURE,
                         "Document should not exist anymore but it is still there! Id: " + document.getId());
                 addResult(assertIsFalse(exists(document), null, f));
             }
         } finally {
             // delete the test folder
             deleteTestFolder();
         }
 
         addResult(createInfoResult("Tested the creation and deletion of " + numOfDocuments + " documents."));
     }
 }