feature: FHIR R4 Inbound Facade

VigilCareClinicalAPI/Services/Interfaces/IEncounterService.cs

@@ -6,4 +6,5 @@ public interface IEncounterService
     Task<EncounterStatusTransitionResult> TransitionStatusAsync(
         Guid encounterId, EncounterStatus targetStatus, string? dischargeDiagnosis = null);
     Task<object> GetTimelineAsync(Guid encounterId);
+    Task<Encounter> OpenOrUpdateByIdentifierAsync(FhirEncounterUpsertRequest req);
 }

VigilCareClinicalAPI/Services/Interfaces/IExternalIdentifierService.cs

@@ -0,0 +1,11 @@
+public interface IExternalIdentifierService
+{
+    Task<Guid?> ResolveInternalIdAsync(
+        ExternalResourceType resourceType, string system, string value);
+
+    Task LinkAsync(
+        ExternalResourceType resourceType, Guid internalId, string system, string value);
+
+    Task<(string System, string Value)?> FindPrimaryIdentifierAsync(
+        ExternalResourceType resourceType, Guid internalId, string[] acceptedSystems);
+}

VigilCareClinicalAPI/Services/Interfaces/IPatientService.cs

@@ -4,4 +4,5 @@ public interface IPatientService
     Task<PagedResult<Patient>> ListAsync(string? q, int page, int pageSize);
     Task<Patient> GetByIdAsync(Guid id);
     Task<Encounter> OpenEncounterAsync(Guid patientId, OpenEncounterRequest req);
+    Task<Patient> RegisterOrUpdateByIdentifierAsync(FhirPatientUpsertRequest req);
 }