<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="TaskABeReC" />
  <url value="https://www.alberta.ca/fhir/aberec/StructureDefinition/TaskABeReC" />
  <version value="1.1.0" />
  <name value="TaskABeReC" />
  <title value="Task (AB:eReC)" />
  <status value="draft" />
  <description value="This profile defines a set of constraints to the FHIR Task resource for use in Alberta eReferral and eConsult (AB:eReC). It re-profiles the CA-eReC Task profile and it includes constraints that represent the minimum expectations for the Task resource when used in the AB:eReC." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Task" />
  <baseDefinition value="http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/CA-eReC-Task" />
  <derivation value="constraint" />
  <differential>
    <element id="Task.identifier">
      <path value="Task.identifier" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Task.identifier.system">
      <path value="Task.identifier.system" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Task.identifier.value">
      <path value="Task.identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Task.basedOn">
      <path value="Task.basedOn" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.alberta.ca/fhir/aberec/StructureDefinition/ServiceRequestABeReC" />
      </type>
    </element>
    <element id="Task.status">
      <path value="Task.status" />
      <binding>
        <strength value="required" />
        <valueSet value="https://www.alberta.ca/fhir/ValueSet/task-status-ab" />
      </binding>
    </element>
    <element id="Task.businessStatus">
      <path value="Task.businessStatus" />
      <binding>
        <strength value="extensible" />
        <valueSet value="https://www.alberta.ca/fhir/ValueSet/referral-business-status-ab" />
      </binding>
    </element>
    <element id="Task.businessStatus.extension:BusinessStatusReason">
      <path value="Task.businessStatus.extension" />
      <sliceName value="BusinessStatusReason" />
    </element>
    <element id="Task.businessStatus.extension:BusinessStatusReason.value[x]">
      <path value="Task.businessStatus.extension.value[x]" />
      <binding>
        <strength value="extensible" />
        <valueSet value="https://www.alberta.ca/fhir/ValueSet/referral-status-reason-ab" />
      </binding>
    </element>
    <element id="Task.code">
      <path value="Task.code" />
      <binding>
        <strength value="extensible" />
        <valueSet value="https://fhir.infoway-inforoute.ca/ValueSet/ca-taskcode" />
      </binding>
    </element>
    <element id="Task.owner">
      <path value="Task.owner" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.alberta.ca/fhir/aberec/StructureDefinition/PractitionerRoleABeReC" />
        <targetProfile value="https://www.alberta.ca/fhir/aberec/StructureDefinition/HealthcareServiceABeReC" />
      </type>
    </element>
    <element id="Task.note.author[x]">
      <path value="Task.note.author[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Task.note.author[x]:authorReference">
      <path value="Task.note.author[x]" />
      <sliceName value="authorReference" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.alberta.ca/fhir/aberec/StructureDefinition/PractitionerABeReC" />
      </type>
    </element>
    <element id="Task.note.time">
      <path value="Task.note.time" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Task.note.text">
      <path value="Task.note.text" />
      <mustSupport value="true" />
    </element>
    <element id="Task.output.type">
      <path value="Task.output.type" />
      <binding>
        <strength value="required" />
        <valueSet value="https://www.alberta.ca/fhir/ValueSet/task-output-type-code" />
      </binding>
    </element>
    <element id="Task.output.value[x]">
      <path value="Task.output.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Task.output.value[x]:valueReference">
      <path value="Task.output.value[x]" />
      <sliceName value="valueReference" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.alberta.ca/fhir/aberec/StructureDefinition/CommunicationABeReC" />
      </type>
    </element>
  </differential>
</StructureDefinition>