content: /*
   * 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.camel.component.dropbox.integration;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.util.Properties;
  
  import com.dropbox.core.DbxDownloader;
  import com.dropbox.core.DbxException;
  import com.dropbox.core.DbxRequestConfig;
  import com.dropbox.core.oauth.DbxCredential;
  import com.dropbox.core.v2.DbxClientV2;
  import com.dropbox.core.v2.files.FileMetadata;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.apache.camel.test.junit5.TestSupport;
  import org.junit.jupiter.api.BeforeEach;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class DropboxTestSupport extends CamelTestSupport {
  
      private static final Logger LOG = LoggerFactory.getLogger(DropboxTestSupport.class);
  
      protected final Properties properties;
      protected String workdir;
      protected String token;
      protected String apiKey;
      protected String apiSecret;
      protected String refreshToken;
      protected Long expireIn;
  
      private final DbxClientV2 client;
  
      protected DropboxTestSupport() {
          properties = loadProperties();
  
          workdir = properties.getProperty("workDir");
          token = properties.getProperty("accessToken");
          refreshToken = properties.getProperty("refreshToken");
          apiKey = properties.getProperty("apiKey");
          apiSecret = properties.getProperty("apiSecret");
          expireIn = Long.valueOf(properties.getProperty("expireIn"));
  
          DbxRequestConfig config = DbxRequestConfig.newBuilder(properties.getProperty("clientIdentifier")).build();
          DbxCredential credential = new DbxCredential(token, expireIn, refreshToken, apiKey, apiSecret);
          client = new DbxClientV2(config, credential);
  
      }
  
      private static Properties loadProperties() {
          return TestSupport.loadExternalPropertiesQuietly(DropboxTestSupport.class, "/test-options.properties");
      }
  
      // Used by JUnit to automatically trigger the integration tests
      @SuppressWarnings("unused")
      private static boolean hasCredentials() throws IOException {
          Properties properties = loadProperties();
  
          return !properties.getProperty("accessToken", "").isEmpty();
      }
  
      @BeforeEach
      public void setUpWorkingFolder() throws DbxException {
          createDir(workdir);
      }
  
      protected void createDir(String name) throws DbxException {
          try {
              removeDir(name);
          } finally {
              client.files().createFolderV2(name);
          }
      }
  
      protected void removeDir(String name) throws DbxException {
          client.files().deleteV2(name);
      }
  
      protected void createFile(String fileName, String content) throws IOException {
          try {
              client.files().uploadBuilder(workdir + "/" + fileName)
                      .uploadAndFinish(new ByteArrayInputStream(content.getBytes()));
              //wait some time for synchronization
              Thread.sleep(1000);
          } catch (DbxException e) {
              LOG.info("folder is already created");
          } catch (InterruptedException e) {
              LOG.debug("Waiting for synchronization interrupted.");
          }
      }
  
      protected String getFileContent(String path) throws DbxException, IOException {
          try (ByteArrayOutputStream target = new ByteArrayOutputStream();
               DbxDownloader<FileMetadata> downloadedFile = client.files().download(path)) {
              if (downloadedFile != null) {
                  downloadedFile.download(target);
              }
              return target.toString();
          }
      }
  
      @Override
      protected Properties useOverridePropertiesWithPropertiesComponent() {
          return properties;
      }
  
  }
  