public async Task <Response> Get(
GetStreamMetadataOperation operation,
CancellationToken cancellationToken)
{
var result = await operation.Invoke(_streamStore, cancellationToken);
var response = new HalJsonResponse(new HALResponse(new
{
result.StreamId,
result.MetadataStreamVersion,
result.MaxAge,
result.MaxCount,
result.MetadataJson
})
.AddLinks(
Links
.FromOperation(operation)
.Index()
.Find()
.Browse()
.StreamMetadataNavigation(operation))
.AddEmbeddedResource(
Constants.Relations.Metadata,
metadata),
result.MetadataStreamVersion >= 0 ? 200 : 404)
{
Headers =
{
ETag.FromStreamVersion(result.MetadataStreamVersion)
}
};
return(response);
}
private static MidFunc GetStreamMetadata(StreamMetadataResource streamsMetadata)
=> async(context, next) =>
{
var operation = new GetStreamMetadataOperation(context);
var response = await streamsMetadata.Get(operation, context.RequestAborted);
await context.WriteResponse(response);
};
public async Task <Response> Get(
GetStreamMetadataOperation operation,
CancellationToken cancellationToken)
{
var result = await operation.Invoke(_streamStore, cancellationToken);
var response = new HalJsonResponse(new HALResponse(new
{
result.StreamId,
result.MetadataStreamVersion,
result.MaxAge,
result.MaxCount,
MetadataJson = string.IsNullOrEmpty(result.MetadataJson)
? default
: JObject.Parse(result.MetadataJson)
})