define('collections/sounds', function(require) {
    "use strict";

    var Backbone    = require('backbone'),
        Sound       = require('models/sound'),
        Sounds;

    Sounds = Backbone.Collection.extend({
        model: Sound,
        url: 'sounds/sounds.json',
        comparator: function(a, b) {
            var str1 = a.get('title'),
                str2 = b.get('title');

            return str1.localeCompare(str2);
        },
        filterByTitle: function(search){
            if( search == "" ) {
                return this;
            }

            var pattern = new RegExp(search, 'gi');
            return new Sounds(this.filter(function(data) {
                return pattern.test(data.get('title')) || pattern.test(data.get('character'));
            }));
        }
    });

    return Sounds;
});