public static T Bind <T>(this T query, Id instanceId) where T : Query
{
var queryType = query.GetType();
var areaMap = AreaMap.From(new[] { queryType });
AreaTypeName.TryFrom(queryType.Name, out var areaType);
var flowType = areaMap.GetFlow(areaType);
var subscriptionKey = FlowKey.From(flowType, instanceId);
FlowContext.Bind(query, subscriptionKey);
return(query);
}
public static bool TryFrom(string value, AreaMap area, out FlowKey key)
{
var idIndex = value.IndexOf(Id.Separator);
var typePart = idIndex == -1 ? value : value.Substring(0, idIndex);
var idPart = idIndex == -1 ? "" : value.Substring(idIndex + 1);
key = AreaTypeName.TryFrom(typePart, out var typeKey) && area.TryGetFlow(typeKey, out var type)
? new FlowKey(type, Id.From(idPart))
: null;
return(key != null);
}
IEnumerable <FlowKey> ReadResumeFlows(JArray json)
{
foreach (var typeItem in json)
{
if (typeItem is JArray multiInstance)
{
var type = _context.Area.GetFlow(AreaTypeName.From(multiInstance[0].Value <string>()));
foreach (var idItem in multiInstance.Skip(1))
{
yield return(FlowKey.From(type, Id.From(idItem.Value <string>())));
}
}
else
{
yield return(FlowKey.From(typeItem.Value <string>(), _context.Area));
}
}
}
internal static EventType ReadEventType(this EventStoreContext context, ResolvedEvent e) => context.Area.Events.Get(AreaTypeName.From(e.Event.EventType));