{
  "resourceType": "StructureDefinition",
  "id": "790504c4-6314-4c50-a3e8-909ee027e020",
  "url": "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Task-EPS",
  "name": "NHSDigitalTaskEPS",
  "status": "draft",
  "purpose": "Constraint profile for Electronic Prescription System",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Task",
  "baseDefinition": "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Task",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Task.identifier",
        "path": "Task.identifier",
        "min": 1
      },
      {
        "id": "Task.identifier.system",
        "path": "Task.identifier.system",
        "min": 1
      },
      {
        "id": "Task.identifier.value",
        "path": "Task.identifier.value",
        "min": 1
      },
      {
        "id": "Task.groupIdentifier.system",
        "path": "Task.groupIdentifier.system",
        "min": 1
      },
      {
        "id": "Task.groupIdentifier.value",
        "path": "Task.groupIdentifier.value",
        "min": 1
      },
      {
        "id": "Task.statusReason",
        "path": "Task.statusReason",
        "mustSupport": true
      },
      {
        "id": "Task.statusReason.coding",
        "path": "Task.statusReason.coding",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "system"
            }
          ],
          "rules": "open"
        },
        "min": 1
      },
      {
        "id": "Task.statusReason.coding:withdrawReason",
        "path": "Task.statusReason.coding",
        "sliceName": "withdrawReason",
        "max": "1"
      },
      {
        "id": "Task.statusReason.coding:withdrawReason.system",
        "path": "Task.statusReason.coding.system",
        "fixedUri": "https://fhir.nhs.uk/CodeSystem/EPS-task-dispense-withdraw-reason"
      },
      {
        "id": "Task.statusReason.coding:dispenseReturn",
        "path": "Task.statusReason.coding",
        "sliceName": "dispenseReturn",
        "max": "1"
      },
      {
        "id": "Task.statusReason.coding:dispenseReturn.system",
        "path": "Task.statusReason.coding.system",
        "fixedUri": "https://fhir.nhs.uk/CodeSystem/EPS-task-dispense-return-status-reason"
      },
      {
        "id": "Task.statusReason.coding:medicationRequestStatusReason",
        "path": "Task.statusReason.coding",
        "sliceName": "medicationRequestStatusReason",
        "max": "1"
      },
      {
        "id": "Task.statusReason.coding:medicationRequestStatusReason.system",
        "path": "Task.statusReason.coding.system",
        "fixedUri": "https://fhir.nhs.uk/CodeSystem/medicationrequest-status-reason"
      },
      {
        "id": "Task.businessStatus",
        "path": "Task.businessStatus",
        "binding": {
          "strength": "required",
          "valueSet": "https://fhir.nhs.uk/ValueSet/DM-task-business-status"
        }
      },
      {
        "id": "Task.businessStatus.coding",
        "path": "Task.businessStatus.coding",
        "min": 1
      },
      {
        "id": "Task.businessStatus.coding.system",
        "path": "Task.businessStatus.coding.system",
        "min": 1
      },
      {
        "id": "Task.businessStatus.coding.code",
        "path": "Task.businessStatus.coding.code",
        "min": 1
      },
      {
        "id": "Task.businessStatus.coding.display",
        "path": "Task.businessStatus.coding.display",
        "min": 1
      },
      {
        "id": "Task.code.coding",
        "path": "Task.code.coding",
        "min": 1
      },
      {
        "id": "Task.code.coding.system",
        "path": "Task.code.coding.system",
        "min": 1
      },
      {
        "id": "Task.code.coding.code",
        "path": "Task.code.coding.code",
        "min": 1
      },
      {
        "id": "Task.code.coding.display",
        "path": "Task.code.coding.display",
        "min": 1
      },
      {
        "id": "Task.focus",
        "path": "Task.focus",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Bundle-FHIRMessage"
            ]
          }
        ]
      },
      {
        "id": "Task.focus.identifier.system",
        "path": "Task.focus.identifier.system",
        "min": 1
      },
      {
        "id": "Task.focus.identifier.value",
        "path": "Task.focus.identifier.value",
        "min": 1
      },
      {
        "id": "Task.authoredOn",
        "path": "Task.authoredOn",
        "min": 1
      },
      {
        "id": "Task.requester",
        "path": "Task.requester",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.uk/StructureDefinition/NHSDigital-PractitionerRole-MinimalPlusTelecom"
            ]
          }
        ]
      },
      {
        "id": "Task.requester.reference",
        "path": "Task.requester.reference",
        "min": 1
      },
      {
        "id": "Task.owner",
        "path": "Task.owner",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.uk/StructureDefinition/NHSDigital-Organization"
            ]
          }
        ]
      },
      {
        "id": "Task.owner.identifier",
        "path": "Task.owner.identifier",
        "min": 1
      },
      {
        "id": "Task.input.extension",
        "path": "Task.input.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        },
        "min": 0
      },
      {
        "id": "Task.input.extension:dispensingInformation",
        "path": "Task.input.extension",
        "sliceName": "dispensingInformation",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Extension",
            "profile": [
              "https://fhir.nhs.uk/StructureDefinition/Extension-EPS-DispensingInformation"
            ]
          }
        ]
      },
      {
        "id": "Task.output",
        "path": "Task.output",
        "mustSupport": true
      },
      {
        "id": "Task.output.extension",
        "path": "Task.output.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        },
        "min": 0
      },
      {
        "id": "Task.output.extension:dispensingReleaseInformation",
        "path": "Task.output.extension",
        "sliceName": "dispensingReleaseInformation",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Extension",
            "profile": [
              "https://fhir.nhs.uk/StructureDefinition/Extension-EPS-DispensingReleaseInformation"
            ]
          }
        ]
      }
    ]
  }
}