public static Result SaveObjects(List <Object> objects)
{
Result result = new Result()
{
Code = ResultCode.Success
};
try
{
foreach (Object obj in objects)
{
//new object to be saved...
BsonDocument doc = GetBSONDocument(obj);
//get if any existing object from db...
//FilterDefinition<BsonDocument> fc = Builders<BsonDocument>.Filter.Eq(Constants.AttribObjectId,obj.Id);
FilterDefinition <BsonDocument> fc = Builders <BsonDocument> .Filter.And(new FilterDefinition <BsonDocument>[] {
Builders <BsonDocument> .Filter.Eq(Constants.AttribObjectId, obj.Id),
Builders <BsonDocument> .Filter.Lt(Constants.AttribTimestamp, new BsonTimestamp((long)obj.Timestamp))
});
BsonDocument existing = MongoDBConnector.FindOne <BsonDocument>(obj.Type, fc);
//find - ObjectId, order by timestamp desc top 1
if (existing != null)
{
existing.Remove("_id");
foreach (BsonElement e in doc.Elements)
{
existing[e.Name] = e.Value;
}
doc = existing;
}
Task.Run(() => MongoDBConnector.insert <BsonDocument>(doc, obj.Type)).Wait();
#region "Update future records"
//to update future records if any..
BsonDocument filterCriteria = new BsonDocument();
filterCriteria.Add(Constants.AttribObjectId, obj.Id);
filterCriteria.Add(Constants.AttribTimestamp, new BsonDocument().Add("$gte", new BsonTimestamp((long)obj.Timestamp)));
List <BsonDocument> docs = null;
try
{
docs = MongoDBConnector.find <BsonDocument>(obj.Type, filterCriteria);
}
catch
{
//no docs found...
}
if (docs != null)
{
foreach (BsonDocument futureDoc in docs)
{
bool changed = false;
foreach (BsonElement e in doc.Elements)
{
if (futureDoc.Elements.Where(fe => fe.Name == e.Name).Count() == 0)
{
futureDoc.Add(e);
changed = true;
}
}
if (changed)
{
fc = Builders <BsonDocument> .Filter.Eq("_id", futureDoc.GetElement("_id").Value);
Task.Run(() => MongoDBConnector.ReplaceOne <BsonDocument>(obj.Type, fc, futureDoc)).Wait();
}
}
}
#endregion
}
}
catch
{
result.Code = ResultCode.Error;
}
return(result);
}
