/*
 * 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.maven.scm.provider.local.command.mkdir;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.apache.maven.scm.CommandParameter;
import org.apache.maven.scm.CommandParameters;
import org.apache.maven.scm.ScmException;
import org.apache.maven.scm.ScmFile;
import org.apache.maven.scm.ScmFileSet;
import org.apache.maven.scm.ScmFileStatus;
import org.apache.maven.scm.command.add.AddScmResult;
import org.apache.maven.scm.command.mkdir.AbstractMkdirCommand;
import org.apache.maven.scm.command.mkdir.MkdirScmResult;
import org.apache.maven.scm.provider.ScmProviderRepository;
import org.apache.maven.scm.provider.local.command.add.LocalAddCommand;
import org.apache.maven.scm.provider.local.repository.LocalScmProviderRepository;
import org.codehaus.plexus.util.FileUtils;

/**
 * @author <a href="mailto:oching@apache.org">Maria Odea Ching</a>
 *
 */
public class LocalMkdirCommand extends AbstractMkdirCommand {
    protected MkdirScmResult executeMkdirCommand(
            ScmProviderRepository repository, ScmFileSet fileSet, String message, boolean createInLocal)
            throws ScmException {
        LocalScmProviderRepository repo = (LocalScmProviderRepository) repository;
        List<ScmFile> createdDirs = new ArrayList<>();

        // create/commit the directory directly in the repository
        if (!createInLocal) {
            File file = fileSet.getFileList().get(0);
            File modulePath = new File(repo.getRoot(), repo.getModule());
            File dir = new File(modulePath, file.getName());

            if (dir.exists()) {
                return new MkdirScmResult(null, "Directory already exists!", "Directory already exists.", false);
            } else {
                if (logger.isInfoEnabled()) {
                    logger.info("Creating directory in '" + modulePath.getAbsolutePath() + "'");
                }

                FileUtils.mkdir(dir.getAbsolutePath());
                createdDirs.add(new ScmFile(dir.getPath(), ScmFileStatus.ADDED));
            }
        } else {
            // add the directory, but not commit
            LocalAddCommand addCmd = new LocalAddCommand();

            CommandParameters parameters = new CommandParameters();
            parameters.setString(CommandParameter.MESSAGE, message);
            parameters.setString(CommandParameter.BINARY, "false");

            String path = (fileSet.getFileList().get(0)).getPath();
            if (repo.isFileAdded(path)) {
                return new MkdirScmResult(null, "Directory already exists!", "Directory already exists.", false);
            }

            AddScmResult result = (AddScmResult) addCmd.execute(repository, fileSet, parameters);
            createdDirs.addAll(result.getAddedFiles());
        }

        return new MkdirScmResult(null, createdDirs);
    }
}
