package com.atlassian.plugin.loaders.classloading;
   
   import java.io.File;
   import java.io.IOException;
   import java.net.URISyntaxException;
   import java.net.URL;
   
   import com.atlassian.plugin.test.PluginTestUtils;
   import com.atlassian.plugin.util.ClassLoaderUtils;
  
  import org.apache.commons.io.FileUtils;
  
  public class DirectoryPluginLoaderUtils
  {
      private static final String TEST_PLUGIN_DIRECTORY = "ap-plugins";
      public static final String PADDINGTON_JAR = "paddington-test-plugin.jar";
      public static final String POOH_JAR = "pooh-test-plugin.jar";
  
      /**
       * Copies the test plugins to a new temporary directory and returns that directory.
       */
      public static File copyTestPluginsToTempDirectory() throws IOException
      {
          File directory = PluginTestUtils.createTempDirectory(DirectoryPluginLoaderUtils.class);
          FileUtils.copyDirectory(getTestPluginsDirectory(), directory);
  
          // Clean up version control files in case we copied them by mistake.
          FileUtils.deleteDirectory(new File(directory, "CVS"));
          FileUtils.deleteDirectory(new File(directory, ".svn"));
  
          return directory;
      }
  
      /**
       * Returns the directory on the classpath where the test plugins live.
       */
      public static File getTestPluginsDirectory()
      {
          URL url = ClassLoaderUtils.getResource(TEST_PLUGIN_DIRECTORY, DirectoryPluginLoaderUtils.class);
          try
          {
              return new File(url.toURI());
          }
          catch (URISyntaxException e)
          {
              // Shouldn't happen, but fallback to getFile if the above fails. getFile breaks for paths with spaces
              // and other special characters because they get URL encoded
              return new File(url.getFile());
          }
      }
  
      public static ScannerDirectories createFillAndCleanTempPluginDirectory() throws IOException
      {
          File pluginsDirectory = getTestPluginsDirectory();
          File pluginsTestDir = copyTestPluginsToTempDirectory();
          return new ScannerDirectories(pluginsDirectory, pluginsTestDir);
      }
  
      public static class ScannerDirectories
      {
          public final File pluginsDirectory;
          public final File pluginsTestDir;
  
          public ScannerDirectories(File pluginsDirectory, File pluginsTestDir)
          {
              this.pluginsDirectory = pluginsDirectory;
              this.pluginsTestDir = pluginsTestDir;
          }
      }
  }