/// <summary>Topic list to r 5.</summary>
/// <param name="t4">The R4 topic list (Parameters object)</param>
/// <returns>A List<r5.SubscriptionTopic>.</returns>
public static List <r5.SubscriptionTopic> TopicListToR5(r4.Parameters t4)
{
List <r5.SubscriptionTopic> t5List = new List <r5.SubscriptionTopic>();
if (t4 == null)
{
return(t5List);
}
foreach (r4.Parameters.ParameterComponent param in t4.Parameter)
{
if ((param.Name == ParameterTopicName) &&
(param.Value != null))
{
string topicUrl = string.Empty;
switch (param.Value)
{
case Canonical canonical:
topicUrl = canonical.Value;
break;
case FhirUri fhirUri:
topicUrl = fhirUri.Value;
break;
case FhirUrl fhirUrl:
topicUrl = fhirUrl.Value;
break;
case FhirString fhirString:
topicUrl = fhirString.Value;
break;
}
if (string.IsNullOrEmpty(topicUrl))
{
continue;
}
if (!SubscriptionTopicManager.TryGetTopic(topicUrl, out r5.SubscriptionTopic t5))
{
Console.WriteLine($"Unknown R5 SubscriptionTopic: {topicUrl}");
return(null);
}
t5List.Add(t5);
}
}
return(t5List);
}
/// <summary>Topic list from r 5.</summary>
/// <param name="t5List">The topics.</param>
/// <returns>The r4.Parameters.</returns>
public static r4.Parameters TopicListFromR5(List <r5.SubscriptionTopic> t5List)
{
r4.Parameters t4 = new r4.Parameters();
if (t5List == null)
{
return(t4);
}
foreach (r5.SubscriptionTopic topic in t5List)
{
t4.Add("subscription-topic-canonical", new Canonical(topic.Url));
}
return(t4);
}
/// <summary>Converts a different FHIR version SubscriptionStatus to R5.</summary>
/// <param name="status4">The SubscriptionStatus.</param>
/// <returns>R5 SubscriptionStatus.</returns>
public static r5.SubscriptionStatus StatusToR5(r4.Parameters status4)
{
if (status4 == null)
{
return(null);
}
r5.SubscriptionStatus status5 = new r5.SubscriptionStatus();
foreach (r4.Parameters.ParameterComponent param in status4.Parameter)
{
switch (param.Name)
{
case "subscription":
break;
case "topic":
break;
case "events-since-subscription-start":
break;
case "events-in-notification":
break;
case "status":
break;
case "type":
break;
case "error":
break;
}
}
return(status5);
}
/// <summary>Converts an R5 subscription to another FHIR version.</summary>
/// <param name="status5">The SubscriptionStatus.</param>
/// <returns>The desired version of a SubscriptionStatus.</returns>
public static r4.Parameters StatusFromR5(r5.SubscriptionStatus status5)
{
if (status5 == null)
{
return(null);
}
r4.Parameters status4 = new r4.Parameters();
status4.Add("subscription", new ResourceReference(Program.UrlForR5ResourceId("Subscription", status5.Subscription.Reference)));
status4.Add("topic", new FhirUri(status5.Topic));
status4.Add("events-since-subscription-start", new UnsignedInt((int?)status5.EventsSinceSubscriptionStart));
status4.Add("events-in-notification", new UnsignedInt(status5.EventsInNotification));
switch (status5.Status)
{
case r5.SubscriptionState.Active:
status4.Add("status", new Code("active"));
break;
case r5.SubscriptionState.Error:
status4.Add("status", new Code("error"));
break;
case r5.SubscriptionState.Off:
status4.Add("status", new Code("off"));
break;
case r5.SubscriptionState.Requested:
status4.Add("status", new Code("requested"));
break;
default:
break;
}
switch (status5.Type)
{
case r5.SubscriptionStatus.SubscriptionNotificationType.Handshake:
status4.Add("type", new Code("handshake"));
break;
case r5.SubscriptionStatus.SubscriptionNotificationType.Heartbeat:
status4.Add("type", new Code("heartbeat"));
break;
case r5.SubscriptionStatus.SubscriptionNotificationType.EventNotification:
status4.Add("type", new Code("event-notification"));
break;
case r5.SubscriptionStatus.SubscriptionNotificationType.QueryStatus:
status4.Add("type", new Code("query-status"));
break;
}
if ((status5.Error != null) && (status5.Error.Count > 0))
{
status4.Add("error", status5.Error[status5.Error.Count - 1]);
}
return(status4);
}