public static Message CreateMessage(
string messageType,
IEnumerable <MessageHash> predecessors,
Guid objectId,
object body)
{
// Convert the anonymous typed object to an ExpandoObject.
var expandoBody = JsonConvert.DeserializeObject <ExpandoObject>(
JsonConvert.SerializeObject(body));
object document = new
{
MessageType = messageType,
Predecessors = predecessors
.Select(p => p.ToString())
.ToArray(),
ObjectId = objectId,
Body = expandoBody
};
var messageHash = new MessageHash(ComputeHash(document));
return(new Message(
messageType,
predecessors.ToImmutableList(),
objectId,
expandoBody,
messageHash));
}
public static Message FromMemento(MessageMemento memento)
{
return(new Message(
memento.MessageType,
memento.Predecessors
.Select(h => MessageHash.Parse(h))
.ToImmutableList(),
memento.ObjectId,
memento.Body,
MessageHash.Parse(memento.Hash)));
}
private Message(
string type,
ImmutableList <MessageHash> predecessors,
Guid objectId,
ExpandoObject body,
MessageHash hash)
{
_type = type;
_predecessors = predecessors;
_objectId = objectId;
_body = body;
_hash = hash;
}
public Candidate(MessageHash messageHash, T value)
{
_messageHash = messageHash;
_value = value;
}