/**

  * Copyright (c) 2012-2014, jcabi.com

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met: 1) Redistributions of source code must retain the above

  * copyright notice, this list of conditions and the following

  * disclaimer. 2) Redistributions in binary form must reproduce the above

  * copyright notice, this list of conditions and the following

  * disclaimer in the documentation and/or other materials provided

  * with the distribution. 3) Neither the name of the jcabi.com nor

  * the names of its contributors may be used to endorse or promote

  * products derived from this software without specific prior written

  * permission.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT

  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL

  * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

  * OF THE POSSIBILITY OF SUCH DAMAGE.

  */

 package com.jcabi.heroku.maven.plugin;

 import com.jcabi.aspects.Immutable;

 import com.jcabi.log.Logger;

 import java.io.File;

 import java.io.IOException;

 import java.util.Date;

 import javax.validation.constraints.NotNull;

 import lombok.EqualsAndHashCode;

 import lombok.ToString;

 import org.apache.commons.io.FileUtils;

 import org.apache.commons.lang3.CharEncoding;

 /**

  * Local Git repository.

  *

  * @author Yegor Bugayenko (yegor@tpc2.com)

  * @version $Id$

  * @since 0.4

  */

 @Immutable

 @ToString

 @EqualsAndHashCode(of = { "git", "path" })

 final class Repo {

     /**

      * Git engine.

      */

     private final transient Git git;

     /**

      * Location of repository.

      */

     private final transient String path;

     /**

      * Public ctor.

      * @param engine Git engine

      * @param file Location of repository

      */

     public Repo(@NotNull final Git engine, @NotNull final File file) {

         this.git = engine;

         this.path = file.getAbsolutePath();

     }

     /**

      * Add new file.

      * @param name Name of it

      * @param content Content of the file to write (overwrite)

      * @throws IOException If fails

      */

     public void add(@NotNull final String name, @NotNull final String content)

         throws IOException {

         final File dir = new File(this.path);

         final File file = new File(dir, name);

         FileUtils.writeStringToFile(file, content, CharEncoding.UTF_8);

         this.git.exec(dir, "add", name);

         Logger.info(

             this,

             "File %s updated, %[size]s",

             file,

             file.length()

         );

     }

     /**

      * Commit changes and push.

      */

     public void commit() {

         final File dir = new File(this.path);

         this.git.exec(dir, "status");

         this.git.exec(

             dir,

             "commit",

             "-am",

             new Date().toString()

         );

         this.git.exec(

             dir,

             "push",

             "origin",

             "master"

         );

         Logger.info(this, "Repository commited to Heroku");

     }

 }