/*
    * This file is part of Waarp Project (named also Waarp or GG).
    *
    *  Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
    *  tags. See the COPYRIGHT.txt in the distribution for a full listing of
    * individual contributors.
    *
    *  All Waarp Project is free software: you can redistribute it and/or
    * modify it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or (at your
   * option) any later version.
   *
   * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY
   * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
   * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License along with
   * Waarp . If not, see <http://www.gnu.org/licenses/>.
   */
  
  package org.waarp.openr66.context.task;
  
  import org.apache.commons.exec.CommandLine;
  import org.waarp.common.logging.WaarpLogger;
  import org.waarp.common.logging.WaarpLoggerFactory;
  import org.waarp.openr66.context.R66Session;
  import org.waarp.openr66.context.task.exception.OpenR66RunnerErrorException;
  import org.waarp.openr66.s3.taskfactory.S3TaskFactory.S3TaskType;
  
  /**
   * Abstract Class for S3 Tasks<br>
   * <p>
   * Arguments will comme from both Rule argument and Transfer information,
   * using substitution such that arguments can be passed through transfer
   * and not set statically into rule.</p>
   */
  public abstract class S3AbstractTask extends AbstractTask {
    static final WaarpLogger logger =
        WaarpLoggerFactory.getLogger(S3AbstractTask.class);
  
    S3TaskArgs taskUtil = null;
  
    /**
     * Constructor
     *
     * @param type
     * @param delay
     * @param argRule
     * @param argTransfer
     * @param session
     */
    S3AbstractTask(final TaskType type, final int delay, final String argRule,
                   final String argTransfer, final R66Session session) {
      super(type, delay, argRule, argTransfer, session);
    }
  
    public final boolean getParams() {
      logger.info("Transfer with {}:{} and {}", argRule, argTransfer, session);
      try {
        String finalname = applyTransferSubstitutions(argRule);
  
        finalname = finalname.replaceAll("#([A-Z]+)#", "\\${$1}");
        final CommandLine commandLine = new CommandLine("dummy");
        commandLine.setSubstitutionMap(getSubstitutionMap());
        commandLine.addArguments(finalname, false);
        final String[] args = commandLine.getArguments();
        taskUtil = S3TaskArgs.getS3Params(this.getS3TaskType(), 0, args);
        return taskUtil != null;
      } catch (final Exception e) {
        finalizeInError(e, "Not enough argument in Transfer");
        return false;
      }
    }
  
    protected final void finalizeInError(final Exception e,
                                         final String message) {
      logger.error("{} {}: {}", getS3TaskType().name(), message, e.getMessage());
      futureCompletion.setFailure(
          new OpenR66RunnerErrorException(getS3TaskType() + " " + message, e));
    }
  
    public abstract S3TaskType getS3TaskType();
  
  }