/**
 * Common utility functions.
 */
(function (context, $) {

  "use strict";

  context.JK = context.JK || {};
  var profileUtils = {};
  context.JK.ProfileUtils = profileUtils;

  // genre types
  var PROFILE_GENRE_TYPE = 'profile';
  var VIRTUAL_BAND_GENRE_TYPE = 'virtual_band';
  var TRADITIONAL_BAND_GENRE_TYPE = 'traditional_band';
  var PAID_SESSION_GENRE_TYPE = 'paid_sessions';
  var FREE_SESSION_GENRE_TYPE = 'free_sessions';
  var COWRITING_GENRE_TYPE = 'cowriting';

  // performance sample types
  var SAMPLE_TYPES = {
    JAMKAZAM: {description: "jamkazam"},
    SOUNDCLOUD: {description: "soundcloud"},
    YOUTUBE: {description: "youtube"}
  };

  // online presence types
  var ONLINE_PRESENCE_TYPES = {
    SOUNDCLOUD: {description: "soundcloud"},
    REVERBNATION: {description: "reverbnation"},
    BANDCAMP: {description: "bandcamp"},
    FANDALISM: {description: "fandalism"},
    YOUTUBE: {description: "youtube"},
    FACEBOOK: {description: "facebook"},
    TWITTER: {description: "twitter"}
  };

  var USER_TYPE = 'JamRuby::User';

  profileUtils.skillLevelMap = {
    "1": "Amateur",
    "2": "Professional"
  };

  profileUtils.gigMap = {
    "0": "zero",
    "1": "under 10",
    "2": "10 to 50",
    "3": "50 to 100",
    "4": "over 100"
  };

  profileUtils.studioMap = {
    "0": "zero",
    "1": "under 10",
    "2": "10 to 50",
    "3": "50 to 100",
    "4": "over 100"
  };

  profileUtils.cowritingPurposeMap = {
    "1": "just for fun",
    "2": "sell music"
  };

  profileUtils.bandCommitmentMap = {
    "1": "infrequent",
    "2": "once a week",
    "3": "2-3 times a week",
    "4": "4+ times a week"
  }

  function buildGenreList(genres) {
    var list = '';

    for (var i=0; i < genres.length; i++) {
      list = list.concat(genres[i].genre_id);
      if (i !== genres.length - 1) {
        list = list.concat(', ');
      }
    }

    return list;
  }

  // profile genres
  profileUtils.profileGenres = function(genres) {
    var matches = $.grep(genres, function(g) {
      return g.player_type === USER_TYPE && g.genre_type === PROFILE_GENRE_TYPE;
    });

    return matches;
  }

  profileUtils.profileGenreList = function(genres) {
    var matches = profileUtils.profileGenres(genres);
    return buildGenreList(matches);
  }

  // virtual band genres
  profileUtils.virtualBandGenres = function(genres) {
    var matches = [];
    if (genres) {
      matches = $.grep(genres, function(g) {
        return g.player_type === USER_TYPE && g.genre_type === VIRTUAL_BAND_GENRE_TYPE;
      });
    }

    return matches;
  }

  profileUtils.virtualBandGenreList = function(genres) {
    var matches = profileUtils.virtualBandGenres(genres);
    return buildGenreList(matches);
  }

  // traditional band genres
  profileUtils.traditionalBandGenres = function(genres) {
    var matches = [];
    if (genres) {
      matches = $.grep(genres, function(g) {
        return g.player_type === USER_TYPE && g.genre_type === TRADITIONAL_BAND_GENRE_TYPE;
      });
    }

    return matches;
  }

  profileUtils.traditionalBandGenreList = function(genres) {
    var matches = profileUtils.traditionalBandGenres(genres);
    return buildGenreList(matches);
  }

  // paid session genres
  profileUtils.paidSessionGenres = function(genres) {
    var matches = [];
    if (genres) {
      matches = $.grep(genres, function(g) {
        return g.player_type === USER_TYPE && g.genre_type === PAID_SESSION_GENRE_TYPE;
      });
    }

    return matches;
  }

  profileUtils.paidSessionGenreList = function(genres) {
    var matches = profileUtils.paidSessionGenres(genres);
    return buildGenreList(matches);
  }

  // free session genres
  profileUtils.freeSessionGenres = function(genres) {
    var matches = [];
    if (genres) {
      matches = $.grep(genres, function(g) {
        return g.player_type === USER_TYPE && g.genre_type === FREE_SESSION_GENRE_TYPE;
      });
    }

    return matches;
  }

  profileUtils.freeSessionGenreList = function(genres) {
    var matches = profileUtils.freeSessionGenres(genres);
    return buildGenreList(matches);
  }

  // cowriting genres
  profileUtils.cowritingGenres = function(genres) {
    var matches = [];
    if (genres) {
      matches = $.grep(genres, function(g) {
        return g.player_type === USER_TYPE && g.genre_type === COWRITING_GENRE_TYPE;
      });
    }

    return matches;
  }

  profileUtils.cowritingGenreList = function(genres) {
    var matches = profileUtils.cowritingGenres(genres);
    return buildGenreList(matches);
  }

  profileUtils.jamkazamSamples = function(samples) {
    var matches = $.grep(samples, function(s) {
      return s.service_type === SAMPLE_TYPES.JAMKAZAM.description;
    });

    return matches;
  }

  profileUtils.soundCloudSamples = function(samples) {
    var matches = $.grep(samples, function(s) {
      return s.service_type === SAMPLE_TYPES.SOUNDCLOUD.description;
    });

    return matches;
  }

  profileUtils.youTubeSamples = function(samples) {
    var matches = $.grep(samples, function(s) {
      return s.service_type === SAMPLE_TYPES.YOUTUBE.description;
    });

    return matches;
  }

  profileUtils.soundCloudPresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.SOUNDCLOUD.description;
    });

    return matches;
  }

  profileUtils.reverbNationPresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.REVERBNATION.description;
    });

    return matches;
  }

  profileUtils.bandCampPresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.BANDCAMP.description;
    });

    return matches;
  }

  profileUtils.fandalismPresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.FANDALISM.description;
    });

    return matches;
  }

  profileUtils.youTubePresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.YOUTUBE.description;
    });

    return matches;
  }

  profileUtils.facebookPresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.FACEBOOK.description;
    });

    return matches;
  }

  profileUtils.twitterPresences = function(presences) {
    var matches = $.grep(presences, function(p) {
      return p.service_type === ONLINE_PRESENCE_TYPES.TWITTER.description;
    });

    return matches;
  }

})(window, jQuery);