gistfile1.txt

var extend = require('extend');

module.exports = function(Track) {
  Track.present = {
    forSmallApi: { plays: 0, comments: 0, updatedAt: 0, hearts: 0 }
  };
  Track.on('initialize', function(instance) {
    var presenter = {
      smallApiSummary: function(user) {
        var hearted = false;
        if(user) {
          hearted = hasUserHeartedTrack(user, instance);
        }
        return extend(instance.filter([
          'plays', 'comments', 'updatedAt', 'hearts'
          ]), {
            hearted: hearted
        });
      },
      largeApi: function(user) {
        var hearted = false;
        if(user) {
          hearted = hasUserHeartedTrack(user, instance);
        }
        return extend(instance.filter(), {
          hearted: hearted
        });
      }
    };
    instance.present = function() {
      return presenter;
    };
  });
};