public OUR_SetWithVC <T> Update(T value, Guid tag, VectorClock vectorClock)
{
var elementToUpdate = Adds.FirstOrDefault(a => a.Value.Id == value.Id && a.Tag == tag);
if (elementToUpdate is null || elementToUpdate?.VectorClock > vectorClock)
{
return(this);
}
var adds = Adds.Remove(elementToUpdate);
adds = adds.Add(new OUR_SetWithVCElement <T>(value, tag, vectorClock));
return(new(adds, Removes));
}
public OUR_Set <T> Update(T value, Guid tag, long timestamp)
{
var elementToUpdate = Adds.FirstOrDefault(a => a.Value.Id == value.Id && a.Tag == tag);
if (elementToUpdate is null || elementToUpdate?.Timestamp > timestamp)
{
return(this);
}
var adds = Adds.Remove(elementToUpdate);
adds = adds.Add(new OUR_SetElement <T>(value, tag, timestamp));
return(new(adds, Removes));
}
public LWW_SetWithVC <T> Add(T value, VectorClock vectorClock)
{
var existingElement = Adds.FirstOrDefault(a => a.Value.Id == value.Id);
if (existingElement is not null && existingElement.VectorClock < vectorClock)
{
var elements = Adds.Remove(existingElement);
return(new(elements.Add(new LWW_SetWithVCElement <T>(value, vectorClock)), Removes));
}
if (existingElement is null)
{
return(new(Adds.Add(new LWW_SetWithVCElement <T>(value, vectorClock)), Removes));
}
return(this);
}
public LWW_Set <T> Assign(T value, long timestamp)
{
var existingElement = Adds.FirstOrDefault(a => a.Value.Id == value.Id);
if (existingElement is not null && existingElement.Timestamp < timestamp)
{
var elements = Adds.Remove(existingElement);
return(new(elements.Add(new LWW_SetElement <T>(value, timestamp)), Removes));
}
if (existingElement is null)
{
return(new(Adds.Add(new LWW_SetElement <T>(value, timestamp)), Removes));
}
return(this);
}
