var actors = [];    //array mit actors
var nextActorId = 1;

function Actor (actorname, status, thumbnail ) {  //erzeugen actoren mit constructor function
    this.id = nextActorId;
    this.actorname = actorname;
    this.status = status;
    this.thumbnail = thumbnail;
    nextActorId++;
}
var actorTemplate = new Actor(null, null, null);
delete actorTemplate.id;


/*function generateTestData () {
    var tmp = [];       //temporaeres array
    tmp.push(new Actor('hansi', 'offline', null));   //erzeugen von Actoren (später Aus DB))
    tmp.push(new Actor('franzi', 'offline', null));
    tmp.push(new Actor('susi', 'offline', null));

    //actors[actorid] = actor;
    //actors[tmp[0].id] = tmp[0];

    for(var idx = 0; idx < tmp.length; idx++){      //einsortieren in array, id 1 ist auf Stelle 1
        actors[tmp[idx].id] = tmp[idx];
    }
}*/

function _get() {
    var result = [];
    for(var key in actors) {        //einsortieren, dass es kein null gibt
        result.push(actors[key]);
    }

    return result;
}

function _getById(id) {
    if(actors[id] == undefined)
        throw new RangeError("actor not found");     //stack trace ist mit dabei //gibt jz neun Typen   //Range Error: weil es in diesem Bereich nicht gibt

    return actors[id];
}

function _post(body) {
    for (var prop in body) {
        if (typeof(actorTemplate[prop]) === 'undefined') {
            throw new TypeError("Actor data invalid!" + body[prop] + " is missing");
        }
    }

    for (var prop in actorTemplate) {
        if (typeof(body[prop]) === 'undefined' && body[prop] != 'id') {
            throw new TypeError("Actor data invalid! " + actorTemplate[prop] + " is missing");
        }
    }

    if(actors.some((e) => { return e.actorname == body['actorname']; })) {
        throw new TypeError("Actorname " + body['actorname'] + " Not unique");
    }

    actors.push(new Actor(body.actorname, body.status, null));
    return 201;

}

function _put(id, body) {

    if (actors[id] === null || actors[id] === undefined)
        return 404;

    for (var prop in body) {
        if (typeof(actorTemplate[prop]) === 'undefined') {
            throw new TypeError("Actor data invalid!");
        }
    }

    for (var prop in body) {
        actors[id][prop] = body[prop];
    }

    return 202;
}

function _delete(id) {
    if(actors[id] == undefined)
        throw new RangeError("actor not found");

    delete actors[id];

    return 204;
}


//generateTestData();
module.exports.get = _get;
module.exports.post = _post;
module.exports.put = _put;
module.exports.delete = _delete;
module.exports.getById = _getById;