public override async Task <IResult <TResponse> > Handle(TRequest request, CancellationToken cancellationToken)
{
var code = GenerateKey(request);
TResponse existing;
if (request.CacheControl != CacheControl.NoCache)
{
existing = _cacheService.Get <TResponse>(code);
if (existing != null)
{
request.CompletedFromCache = true;
OnGotFromCache(existing, code);
return(Result.Success(existing));
}
}
if (request.CacheControl == CacheControl.OnlyIfCached)
{
return(Result.Failure <TResponse>(ErrorCodes.NotFound));
}
var result = await HandleImpl(request, cancellationToken)
.ConfigureAwait(false);
if (result.IsFailure)
{
return(result);
}
var regions = Enum.GetValues <CacheRegion>()
.Where(r => request.CacheRegion.HasFlag(r))
.Select(r => r.ToString())
.ToArray();
_cacheService.Add(result.Value, code, regions);
OnAddedToCache(result.Value, code, request.CacheRegion.ToString());
return(result);
}
