var toShowConfig = {
    "addsongs": true,
    "adminpass": 1,
    "allvideos": 1,
    "frontpage": 1,
    "longsongs": 1,
    "removeplay": 1,
    "shuffle": 1,
    "skip": 1,
    "startTime": 1,
    "userpass": 1,
    "vote": 1,
    "toggleChat": { $ifNull: [ "$toggleChat", true ] },
    "strictSkip": { $ifNull: [ "$strictSkip", false ] },
    "strictSkipNumber": { $ifNull: [ "$strictSkipNumber", 10 ] },
    "description": { $ifNull: [ "$description", "" ] },
    "thumbnail": { $ifNull: [ "$thumbnail", "" ] },
    "rules": { $ifNull: [ "$rules", "" ] },
    "_id": 0
};

var project_object = {
    "_id": 0,
    "id": 1,
    "added": 1,
    "now_playing": 1,
    "title": 1,
    "votes": 1,
    "start": 1,
    "duration": 1,
    "end": 1,
    "type": 1,
    "source": { $ifNull: [ "$source", "youtube" ] },
    "thumbnail": {
        $ifNull: [ "$thumbnail", {
            $concat : [ "https://img.youtube.com/vi/", "$id", "/mqdefault.jpg"]
        } ]
    },
    "tags": { $ifNull: [ "$tags", [] ] },
};

var toShowChannel = {
    start: 1,
    end: 1,
    added: 1,
    id: 1,
    title: 1,
    votes: 1,
    duration: 1,
    type: 1,
    _id: 0,
    tags: 1,
    now_playing: 1,
    type: 1,
    source: 1,
    thumbnail: 1,
};

module.exports.project_object = project_object;
module.exports.toShowConfig = toShowConfig;
module.exports.toShowChannel = toShowChannel;