/**
 * @namespace faker.git
 */

var Git = function (faker) {
  var self = this;
  var f = faker.fake;

  var hexChars = [
    '0',
    '1',
    '2',
    '3',
    '4',
    '5',
    '6',
    '7',
    '8',
    '9',
    'a',
    'b',
    'c',
    'd',
    'e',
    'f',
  ];

  /**
   * branch
   *
   * @method faker.git.branch
   */
  self.branch = function () {
    var noun = faker.hacker.noun().replace(' ', '-');
    var verb = faker.hacker.verb().replace(' ', '-');
    return noun + '-' + verb;
  };

  /**
   * commitEntry
   *
   * @method faker.git.commitEntry
   * @param {object} options
   */
  self.commitEntry = function (options) {
    options = options || {};

    var entry = 'commit {{git.commitSha}}\r\n';

    if (options.merge || faker.datatype.number({ min: 0, max: 4 }) === 0) {
      entry += 'Merge: {{git.shortSha}} {{git.shortSha}}\r\n';
    }

    entry +=
      'Author: {{name.firstName}} {{name.lastName}} <{{internet.email}}>\r\n';
    entry += 'Date: ' + faker.date.recent().toString() + '\r\n';
    entry += '\r\n\xa0\xa0\xa0\xa0{{git.commitMessage}}\r\n';

    return f(entry);
  };

  /**
   * commitMessage
   *
   * @method faker.git.commitMessage
   */
  self.commitMessage = function () {
    var format = '{{hacker.verb}} {{hacker.adjective}} {{hacker.noun}}';
    return f(format);
  };

  /**
   * commitSha
   *
   * @method faker.git.commitSha
   */
  self.commitSha = function () {
    var commit = '';

    for (var i = 0; i < 40; i++) {
      commit += faker.random.arrayElement(hexChars);
    }

    return commit;
  };

  /**
   * shortSha
   *
   * @method faker.git.shortSha
   */
  self.shortSha = function () {
    var shortSha = '';

    for (var i = 0; i < 7; i++) {
      shortSha += faker.random.arrayElement(hexChars);
    }

    return shortSha;
  };

  return self;
};

module['exports'] = Git;