public async Task <EntityVersion <WebResourceName, string> > TryUpdate(
WebResourceName entityId,
string entityVersion,
vCard entityToUpdate,
Func <vCard, vCard> entityModifier)
{
using (AutomaticStopwatch.StartDebug(s_logger))
{
vCard newVcard = new vCard();
newVcard.UniqueId = (!string.IsNullOrEmpty(entityToUpdate.UniqueId)) ? entityToUpdate.UniqueId : Guid.NewGuid().ToString();
newVcard = entityModifier(newVcard);
return(await _cardDavDataAccess.TryUpdateEntity(entityId, entityVersion, Serialize (newVcard)));
}
}
public async Task <EntityVersion <WebResourceName, string> > TryUpdate(
WebResourceName entityId,
string entityVersion,
TEntity entityToUpdate,
Func <TEntity, Task <TEntity> > entityModifier,
TContext context)
{
using (AutomaticStopwatch.StartDebug(s_logger))
{
var updatedEntity = await entityModifier(entityToUpdate);
if (string.IsNullOrEmpty(GetUid(updatedEntity)))
{
SetUid(updatedEntity, Guid.NewGuid().ToString());
}
return(await _cardDavDataAccess.TryUpdateEntity(entityId, entityVersion, Serialize (updatedEntity)));
}
}