private async Task <ActionResult <List <CloudEvent> > > RetrieveAndAuthorizeEvents(string after, DateTime?from, DateTime?to, int party, List <string> source, List <string> type, int size)
{
try
{
List <CloudEvent> events = await _eventsService.Get(after, from, to, party, source, type, size);
if (events.Count > 0)
{
events = await _authorizationHelper.AuthorizeEvents(HttpContext.User, events);
}
if (events.Count > 0)
{
StringBuilder nextUriBuilder = new StringBuilder($"{_eventsBaseUri}{Request.Path}?after={events.Last().Id}");
List <KeyValuePair <string, string> > queryCollection = Request.Query
.SelectMany(q => q.Value, (col, value) => new KeyValuePair <string, string>(col.Key, value))
.Where(q => q.Key != "after")
.ToList();
foreach (KeyValuePair <string, string> queryParam in queryCollection)
{
nextUriBuilder.Append($"&{queryParam.Key}={queryParam.Value}");
}
Response.Headers.Add("next", nextUriBuilder.ToString());
}
return(events);
}
catch (Exception e)
{
return(StatusCode(500, $"Unable to get cloud events from database. {e}"));
}
}
