<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="va-pghd-observation-daily-activity-v1.0" />
  <url value="https://veteran.apps.va.gov/smart-pgd-fhir/v2/StructureDefinition/va-pghd-observation-daily-activity-v1.0" />
  <version value="1.0" />
  <name value="VAPghdObservationProfileDailyActivity" />
  <title value="VA Pghd Observation Profile for Daily Activity Summaries" />
  <status value="active" />
  <date value="2022-08-01" />
  <description value="VA PGHD Observation profile for multiple daily activities.  The category code is fixed from the mobile-observation-category valueset. The component coding binds to the pghd daily-activity-code valueset." />
  <purpose value="This profile is required by SMHD app to validate the use of the recommended valuesets in creating Summaries observation resource." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="https://veteran.apps.va.gov/smart-pgd-fhir/v2/StructureDefinition/va-pghd-observation-base-v1.0" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation">
      <path value="Observation" />
      <short value="PGHD Governance Rules for Daily Activity Observations" />
      <constraint>
        <key value="pghd-observation-category-1" />
        <severity value="warning" />
        <human value="A daily activity summary observation must have category daily-activity-summary" />
        <expression value="code.coding.exists(system = 'https://connectedcare.va.gov/pghd/code-system-v1.1' and code = 'daily-activity-summary-code') implies category.coding.exists(system = 'https://connectedcare.va.gov/pghd/code-system-v1.1' and code = 'daily-activity-summary')" />
      </constraint>
    </element>
    <element id="Observation.component.code.coding">
      <path value="Observation.component.code.coding" />
      <binding>
        <strength value="required" />
        <description value="daily activity codes." />
        <valueSet value="https://veteran.apps.va.gov/smart-pgd-fhir/v2/ValueSet/daily-activity-code-v1.3" />
      </binding>
    </element>
  </differential>
</StructureDefinition>