@startuml
skinparam Padding 1
autonumber 1 1 "<b>[00]"
title 1.7 EPR_PatientCreateEPR

actor admin as "Policy administrator"

box "Community Components" #FFEFDE
	participant cc_upi_client as "UPI Client"
	participant cc_mpi_source as "Patient Identity Source |\nPatient Identifier Cross-reference Consumer"
	participant cc_ppq_policy_source as "Policy Source | X-Service User"
	participant cc_mpi_x_ref_manager as "Patient Identifier \nCross-reference \nManager"
	participant cc_doc_registry as "Document Registry"
	participant cc_x_assertion_provider as "X-Assertion Provider"
	participant cc_ppq_policy_repository as "Policy Repository | X-Service Provider\nAuthorization Decision Consumer | X-Service User"
end box

box "IdP" #DFF3F7
	participant idp_user_authentication_provider as "User \nAuthentication \nProvider"
end box

box "Government Services" #E2F3F8
	participant gs_upi as "Unique \nPerson \nIdentification \nService"
end box

admin -[#black]> cc_upi_client: Get new EPR-SPID from UPI \nusing Social Security Number (AHVN13) \nand demographics
activate cc_upi_client
cc_upi_client -> gs_upi:eCH-0213 (Generate)
activate gs_upi
cc_upi_client <- gs_upi: [EPR-SPID] if new, error message if existing
deactivate gs_upi
admin <[#black]- cc_upi_client: EPR-SPID
deactivate cc_upi_client

admin -[#black]>x admin: Fork if EPR-SPID already exists

admin -[#black]> admin: Check EPR-SPID attributed to the correct person

admin -[#black]> cc_mpi_source: register patient including demographics from UPI and EPR-SPID in MPI and registry
activate cc_mpi_source
cc_mpi_source -> cc_mpi_x_ref_manager: [ITI-44] Patient Identity Feed [EPR-SPID, Local-ID]
activate cc_mpi_x_ref_manager

cc_mpi_x_ref_manager -> cc_doc_registry: [ITI-44] Patient Identity Feed [MPI_A-PID]
activate cc_doc_registry
cc_mpi_x_ref_manager <- cc_doc_registry: [ITI-44] Patient Identity Feed Response
deactivate cc_doc_registry

cc_mpi_source <- cc_mpi_x_ref_manager: Patient Identity Feed Response
deactivate cc_mpi_x_ref_manager



admin <[#black]- cc_mpi_source
deactivate cc_mpi_source


opt default policies for patient have to be generated if this is the reference community (EPR-SPID was generated with eCH-0213)
  admin -[#black]> cc_ppq_policy_source: trigger default policies for patient [EPR-SPID]
  activate cc_ppq_policy_source
  cc_ppq_policy_source -[#black]> cc_ppq_policy_source
  activate cc_ppq_policy_source
  cc_ppq_policy_source -> idp_user_authentication_provider : CH:XUA Authenticate user
  activate idp_user_authentication_provider
  cc_ppq_policy_source <- idp_user_authentication_provider : CH:XUA Authenticate user response \n(SAML 2.0 token returned to Portal with UAP-ID)
  deactivate idp_user_authentication_provider

alt if grouped with Patient Identity Source
	cc_ppq_policy_source -> cc_mpi_x_ref_manager: [ITI-45] PIX V3 Query
	activate cc_mpi_x_ref_manager
	cc_ppq_policy_source<- cc_mpi_x_ref_manager: [ITI-45] PIX V3 Response [MPI_A-PID, EPR-SPID]
	deactivate cc_mpi_x_ref_manager
else
	cc_ppq_policy_source -> cc_mpi_x_ref_manager: [ITI-47] PDQ V3 Query
	activate cc_mpi_x_ref_manager
	cc_ppq_policy_source<- cc_mpi_x_ref_manager: [ITI-47] PDQ V3 Response [MPI_A-PID, EPR-SPID]
	deactivate cc_mpi_x_ref_manager
	|||
end

  cc_ppq_policy_source -> cc_x_assertion_provider:  CH:XUA Get X-User Assertion with Policy Administrator Extension
  activate cc_x_assertion_provider
  cc_ppq_policy_source <- cc_x_assertion_provider
  deactivate cc_x_assertion_provider
  cc_ppq_policy_source <[#black]- cc_ppq_policy_source
  deactivate cc_ppq_policy_source
  cc_ppq_policy_source -> cc_ppq_policy_repository: [PPQ-1] Privacy Policy Feed with initial policy set in role policy administrator for patient [EPR-SPID]
  activate cc_ppq_policy_repository
  cc_ppq_policy_source <- cc_ppq_policy_repository
  deactivate cc_ppq_policy_repository
  admin <[#black]- cc_ppq_policy_source
  deactivate cc_ppq_policy_source
end

@enduml