private int GetIdDocument(Type t)
        {
            lock (SectionGetId)
            {
                var bsonDoc = CollectionsContainer.GetCollectionsByName("docsid").FirstOrDefault();
                var coll    = CollectionsContainer.GetMongoCollection(bsonDoc);
                var filter  = Builders <BsonDocument> .Filter.Eq("DocName", t.Name);


                var incrDocIdOptions = Builders <BsonDocument> .Update.Inc("DocId", 1);

                var rec = coll.Find(filter).CountAsync();
                rec.Wait();

                if (rec.Result == 0)
                {
                    var res = coll.InsertOneAsync(new DocsId {
                        DocId = 2, DocName = t.Name
                    }.ToBsonDocument());
                    res.Wait();

                    if (res.Exception != null)
                    {
                        return
                            (BsonSerializer.Deserialize <DocsId>(
                                 coll.FindOneAndUpdateAsync <BsonDocument>(filter, incrDocIdOptions)
                                 .Result).DocId);
                    }

                    return(1);
                }

                return
                    (BsonSerializer.Deserialize <DocsId>(
                         coll.FindOneAndUpdateAsync <BsonDocument>(filter, incrDocIdOptions).Result).DocId);
            }
        }