/*! Inspired by: http://aboutcode.net/2010/11/11/list-github-projects-using-javascript.html */

/*jshint forin:true, noarg:true, noempty:true, eqeqeq:true, bitwise:true, strict:false, undef:true, unused:true, curly:true, browser:true, jquery:true, indent:2, maxerr:50 */

jQuery.fn.listCommits = function(username, repository, branch) {
  this.html('<span>Querying GitHub for recent commits&hellip;</span>');

  var target = this;
  $.getJSON('https://api.github.com/repos/' + username + '/' + repository + '/commits?sha=' + branch + '&callback=?', function(response) {
    var commits = response.data,
        list = $('<ul class="rssfeeditems"/>');
    target.empty().append(list);

    $(commits).each(function(i) {
      var githubUrl = 'https://github.com/' + username + '/' + repository + '/commit/' + this.sha,
          shortMessage = cutLines(this.commit.message),
          commitAuthor = this.author !== null ? this.author.login : this.commit.author.name;

      list.append('<li><a href="' + githubUrl + '">' + shortMessage + '</a> <em>by <strong>' + commitAuthor + '</strong></em></li>');

      if (i === 9) {
        return false;
      }
    });
  });

  function cutLines(message) {
    var lineFeed = message.indexOf("\n");

    if (lineFeed > -1) {
      return message.slice(0, lineFeed);
    }
    return message;
  }
};