private async ValueTask <BlazorModuleManifest> GetModuleManifestCoreAsync(ModuleIdentifier module, CancellationToken cancellation)
{
var endPoint = await GetEndPointAsync(module, cancellation);
var dispatchData = new DispatchDataDictionary <Query <BlazorModuleManifest> >(new Query <BlazorModuleManifest>());
var queryResult = await _messageDispatcher.DispatchAsync(dispatchData, publish : false, endPoint, cancellation);
if (!queryResult.IsSuccessWithResult <BlazorModuleManifest>(out var manifest))
{
throw new Exception($"Unable to load manifest for {module}."); // TODO
}
_manifestCache.TryAdd(module, manifest);
_logger.LogTrace($"Successfully loaded manifest for module {module}.");
return(manifest);
}
private async ValueTask <BlazorModuleManifest?> GetModuleManifestCoreAsync(ModuleIdentifier module, CancellationToken cancellation)
{
var moduleProperties = await _modulePropertiesLookup.LookupAsync(module, cancellation);
if (moduleProperties == null)
{
_logger?.LogError($"Unable to load manifest for {module}. The module properties could not be fetched.");
return(null);
}
foreach (var endPoint in moduleProperties.EndPoints)
{
var dispatchData = new DispatchDataDictionary <Query <BlazorModuleManifest> >(new Query <BlazorModuleManifest>());
var queryResult = await _messageDispatcher.DispatchAsync(dispatchData, publish : false, endPoint, cancellation);
if (!queryResult.IsSuccessWithResult <BlazorModuleManifest>(out var manifest))
{
_logger?.LogWarning($"Unable to load manifest for {module} from end-point {endPoint}.");
continue;
}
_cache.TryAdd(module, manifest);
_logger?.LogDebug($"Successfully loaded manifest for module {module}.");
return(manifest);
}
if (moduleProperties.EndPoints.Any())
{
_logger?.LogError($"Unable to load manifest for {module}. No end-point matched.");
}
else
{
_logger?.LogError($"Unable to load manifest for {module}. No end-points available.");
}
return(null);
}
private async Task <IDispatchResult> DispatchToEndPointAsync(EndPointAddress endPoint, ModuleHttpRequest moduleHttpRequest, CancellationToken cancellation)
{
return(await _dispatcher.DispatchAsync(new DispatchDataDictionary <ModuleHttpRequest>(moduleHttpRequest), publish : false, endPoint, cancellation));
}
