<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="appointmenttriggeredcommunicationtemplate-profile" />
  <url value="http://fhir.xt.dev/StructureDefinition/AppointmentTriggeredCommunicationTemplate" />
  <version value="2.1.2" />
  <name value="AppointmentTriggeredCommunicationTemplate" />
  <status value="active" />
  <experimental value="false" />
  <date value="2026-05-20T13:53:26.2350821+02:00" />
  <publisher value="x-tention Informationstechnologie GmbH" />
  <contact>
    <telecom>
      <system value="email" />
      <value value="fhir.profiling@x-tention.com" />
      <use value="work" />
    </telecom>
  </contact>
  <description value="The template for a planned communication, automatically triggered by changes in data. The communication is usually a structured interaction modeled as a Task, but might also be a more conventional message. This type of communication template is triggered by an Appointment." />
  <copyright value="x-tention Informationstechnologie GmbH" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="CommunicationRequest" />
  <baseDefinition value="http://fhir.xt.dev/StructureDefinition/BaseCommunicationTemplate" />
  <derivation value="constraint" />
  <differential>
    <element id="CommunicationRequest.basedOn">
      <path value="CommunicationRequest.basedOn" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="type" />
        </discriminator>
        <discriminator>
          <type value="value" />
          <path value="identifier.type.coding.system" />
        </discriminator>
        <discriminator>
          <type value="value" />
          <path value="identifier.type.coding.code" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="1" />
      <type>
        <code value="Reference" />
        <aggregation value="referenced" />
      </type>
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService">
      <path value="CommunicationRequest.basedOn" />
      <sliceName value="bookableHealthcareService" />
      <sliceIsConstraining value="false" />
      <short value="Reference to specific HealthcareService" />
      <definition value="Filters which kind of Appointments trigger the communication." />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.type">
      <path value="CommunicationRequest.basedOn.type" />
      <min value="1" />
      <fixedUri value="HealthcareService" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier">
      <path value="CommunicationRequest.basedOn.identifier" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.type">
      <path value="CommunicationRequest.basedOn.identifier.type" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.type.coding">
      <path value="CommunicationRequest.basedOn.identifier.type.coding" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.type.coding.system">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.system" />
      <min value="1" />
      <fixedUri value="http://fhir.xt.dev/CodeSystem/IdentifierType" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.type.coding.version">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.version" />
      <max value="0" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.type.coding.code">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.code" />
      <min value="1" />
      <fixedCode value="BHSI" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.type.coding.userSelected">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.userSelected" />
      <max value="0" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.system">
      <path value="CommunicationRequest.basedOn.identifier.system" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.value">
      <path value="CommunicationRequest.basedOn.identifier.value" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:bookableHealthcareService.identifier.period">
      <path value="CommunicationRequest.basedOn.identifier.period" />
      <max value="0" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService">
      <path value="CommunicationRequest.basedOn" />
      <sliceName value="searchableHealthcareService" />
      <sliceIsConstraining value="false" />
      <short value="Reference to general HealthcareService" />
      <definition value="Filters which kind of Appointments trigger the communication." />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.type">
      <path value="CommunicationRequest.basedOn.type" />
      <min value="1" />
      <fixedUri value="HealthcareService" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier">
      <path value="CommunicationRequest.basedOn.identifier" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.type">
      <path value="CommunicationRequest.basedOn.identifier.type" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.type.coding">
      <path value="CommunicationRequest.basedOn.identifier.type.coding" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.type.coding.system">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.system" />
      <min value="1" />
      <fixedUri value="http://fhir.xt.dev/CodeSystem/IdentifierType" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.type.coding.version">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.version" />
      <max value="0" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.type.coding.code">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.code" />
      <min value="1" />
      <fixedCode value="SHSI" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.type.coding.userSelected">
      <path value="CommunicationRequest.basedOn.identifier.type.coding.userSelected" />
      <max value="0" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.system">
      <path value="CommunicationRequest.basedOn.identifier.system" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.value">
      <path value="CommunicationRequest.basedOn.identifier.value" />
      <min value="1" />
    </element>
    <element id="CommunicationRequest.basedOn:searchableHealthcareService.identifier.period">
      <path value="CommunicationRequest.basedOn.identifier.period" />
      <max value="0" />
    </element>
    <element id="CommunicationRequest.category.coding.system">
      <path value="CommunicationRequest.category.coding.system" />
      <fixedUri value="http://fhir.xt.dev/CodeSystem/CommunicationTemplateCategory" />
    </element>
    <element id="CommunicationRequest.category.coding.code">
      <path value="CommunicationRequest.category.coding.code" />
      <short value="AppointmentBooking Type" />
      <definition value="PortalAppointmentBooking or HospitalAppointmentBooking, verified by constraint" />
      <constraint>
        <key value="at-commtemplate-2" />
        <severity value="error" />
        <human value="The category must be one of the supported appointment types" />
        <expression value="$this.exists() and ($this = 'PortalAppointmentBooking' or $this = 'HospitalAppointmentBooking')" />
      </constraint>
    </element>
  </differential>
</StructureDefinition>