public static async Task <Node> Compile(Models.NodeDescriptor desc, Services.DataSourceService data, Services.ResourceCache resCache)
{
if (desc.Child != null && desc.Children != null)
{
throw new ArgumentException("Set either the 'Child' or 'Children' argument, not both.");
}
if (desc.Type == "data")
{
if (desc.Dataset == null)
{
throw new ArgumentException("Missing 'Dataset' property");
}
return(await data.GetSource(desc.Dataset.Source).GetNode(desc.Dataset.Id, desc.Dataset.Variant, resCache));
}
else
{
if (desc.Child == null && desc.Children == null)
{
throw new ArgumentException("A pipe must have either the 'Child' or the 'Children' argument.");
}
if (desc.Children != null)
{
return(Pipe.CompilePipe(
desc.Type,
await Task.WhenAll(desc.Children.Select(c => Compile(c, data, resCache))),
desc.Options
));
}
else
{
return(Pipe.CompilePipe(
desc.Type,
await Compile(desc.Child, data, resCache),
desc.Options
));
}
}
}
public DataController(ILogger <DataController> logger, Services.DataSourceService dataSources, Services.ResourceCache resCache)
{
_Logger = logger;
_DataSources = dataSources;
_ResCache = resCache;
}
public abstract Task <Node> GetNode(string id, string variant, Services.ResourceCache resCache);
public override Task <Node> GetNode(string id, string variant, Services.ResourceCache resCache)
{
var dataset = _Datasets.Find(d => d.Id == id);
return(Task.FromResult <Node>(new HPDataNode(this, dataset, variant, resCache)));
}
