from __future__ import annotations as _annotations

"""
Profile: http://hl7.org/fhir/StructureDefinition/Task
Release: STU3
Version: 3.0.2
Revision: 11917
Last updated: 2019-10-24T11:53:00+11:00
"""
import typing

from pydantic import Field

from . import backboneelement, domainresource, fhirtypes


class Task(domainresource.DomainResource):
    """Disclaimer: Any field name ends with ``__ext`` doesn't part of
    Resource StructureDefinition, instead used to enable Extensibility feature
    for FHIR Primitive Data Types.

    A task to be performed.
    """

    __resource_type__ = "Task"

    authoredOn: fhirtypes.DateTimeType | None = Field(  # type: ignore
        None,
        alias="authoredOn",
        title="Task Creation Date",
        description="The date and time this task was created.",
        json_schema_extra={
            "element_property": True,
        },
    )
    authoredOn__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_authoredOn", title="Extension field for ``authoredOn``."
    )

    basedOn: typing.List[fhirtypes.ReferenceType] | None = Field(  # type: ignore
        None,
        alias="basedOn",
        title="Request fulfilled by this task",
        description=(
            "BasedOn refers to a higher-level authorization that triggered the "
            'creation of the task.  It references a "request" resource such as a '
            "ProcedureRequest, MedicationRequest, ProcedureRequest, CarePlan, etc. "
            'which is distinct from the "request" resource the task is seeking to '
            "fulfil.  This latter resource is referenced by FocusOn.  For example, "
            "based on a ProcedureRequest (= BasedOn), a task is created to fulfil a"
            " procedureRequest ( = FocusOn ) to collect a specimen from a patient."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Resource"],
        },
    )

    businessStatus: fhirtypes.CodeableConceptType | None = Field(  # type: ignore
        None,
        alias="businessStatus",
        title='E.g. "Specimen collected", "IV prepped"',
        description="Contains business-specific nuances of the business state.",
        json_schema_extra={
            "element_property": True,
        },
    )

    code: fhirtypes.CodeableConceptType | None = Field(  # type: ignore
        None,
        alias="code",
        title="Task Type",
        description="A name or code (or both) briefly describing what the task involves.",
        json_schema_extra={
            "element_property": True,
        },
    )

    context: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="context",
        title="Healthcare event during which this task originated",
        description=(
            "The healthcare event  (e.g. a patient and healthcare provider "
            "interaction) during which this task was created."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Encounter", "EpisodeOfCare"],
        },
    )

    definitionReference: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="definitionReference",
        title="Formal definition of task",
        description=(
            "A reference to a formal or informal definition of the task.  For "
            "example, a protocol, a step within a defined workflow definition, etc."
        ),
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e definition[x]
            "one_of_many": "definition",
            "one_of_many_required": False,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["ActivityDefinition"],
        },
    )

    definitionUri: fhirtypes.UriType | None = Field(  # type: ignore
        None,
        alias="definitionUri",
        title="Formal definition of task",
        description=(
            "A reference to a formal or informal definition of the task.  For "
            "example, a protocol, a step within a defined workflow definition, etc."
        ),
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e definition[x]
            "one_of_many": "definition",
            "one_of_many_required": False,
        },
    )
    definitionUri__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_definitionUri", title="Extension field for ``definitionUri``."
    )

    description: fhirtypes.StringType | None = Field(  # type: ignore
        None,
        alias="description",
        title="Human-readable explanation of task",
        description="A free-text description of what is to be performed.",
        json_schema_extra={
            "element_property": True,
        },
    )
    description__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_description", title="Extension field for ``description``."
    )

    executionPeriod: fhirtypes.PeriodType | None = Field(  # type: ignore
        None,
        alias="executionPeriod",
        title="Start and end time of execution",
        description=(
            "Identifies the time action was first taken against the task (start) "
            "and/or the time final action was taken against the task prior to "
            "marking it as completed (end)."
        ),
        json_schema_extra={
            "element_property": True,
        },
    )

    focus: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="focus",
        title="What task is acting on",
        description=(
            "The request being actioned or the resource being manipulated by this "
            "task."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Resource"],
        },
    )

    for_fhir: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="for",
        title="Beneficiary of the Task",
        description=(
            "The entity who benefits from the performance of the service specified "
            "in the task (e.g., the patient)."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Resource"],
        },
    )

    groupIdentifier: fhirtypes.IdentifierType | None = Field(  # type: ignore
        None,
        alias="groupIdentifier",
        title="Requisition or grouper id",
        description=(
            "An identifier that links together multiple tasks and other requests "
            "that were created in the same context."
        ),
        json_schema_extra={
            "element_property": True,
        },
    )

    identifier: typing.List[fhirtypes.IdentifierType] | None = Field(  # type: ignore
        None,
        alias="identifier",
        title="Task Instance Identifier",
        description="The business identifier for this task.",
        json_schema_extra={
            "element_property": True,
        },
    )

    input: typing.List[fhirtypes.TaskInputType] | None = Field(  # type: ignore
        None,
        alias="input",
        title="Information used to perform task",
        description=(
            "Additional information that may be needed in the execution of the " "task."
        ),
        json_schema_extra={
            "element_property": True,
        },
    )

    intent: fhirtypes.CodeType | None = Field(  # type: ignore
        None,
        alias="intent",
        title="proposal | plan | order +",
        description=(
            'Indicates the "level" of actionability associated with the Task.  I.e.'
            " Is this a proposed task, a planned task, an actionable task, etc."
        ),
        json_schema_extra={
            "element_property": True,
            "element_required": True,
            # note: Enum values can be used in validation,
            # but use in your own responsibilities, read official FHIR documentation.
            "enum_values": ["proposal", "plan", "order", "+"],
        },
    )
    intent__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_intent", title="Extension field for ``intent``."
    )

    lastModified: fhirtypes.DateTimeType | None = Field(  # type: ignore
        None,
        alias="lastModified",
        title="Task Last Modified Date",
        description="The date and time of last modification to this task.",
        json_schema_extra={
            "element_property": True,
        },
    )
    lastModified__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_lastModified", title="Extension field for ``lastModified``."
    )

    note: typing.List[fhirtypes.AnnotationType] | None = Field(  # type: ignore
        None,
        alias="note",
        title="Comments made about the task",
        description="Free-text information captured about the task as it progresses.",
        json_schema_extra={
            "element_property": True,
        },
    )

    output: typing.List[fhirtypes.TaskOutputType] | None = Field(  # type: ignore
        None,
        alias="output",
        title="Information produced as part of task",
        description="Outputs produced by the Task.",
        json_schema_extra={
            "element_property": True,
        },
    )

    owner: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="owner",
        title="Responsible individual",
        description=(
            "Individual organization or Device currently responsible for task "
            "execution."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": [
                "Device",
                "Organization",
                "Patient",
                "Practitioner",
                "RelatedPerson",
            ],
        },
    )

    partOf: typing.List[fhirtypes.ReferenceType] | None = Field(  # type: ignore
        None,
        alias="partOf",
        title="Composite task",
        description="Task that this particular task is part of.",
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Task"],
        },
    )

    performerType: typing.List[fhirtypes.CodeableConceptType] | None = Field(  # type: ignore
        None,
        alias="performerType",
        title=(
            "requester | dispatcher | scheduler | performer | monitor | manager | "
            "acquirer | reviewer"
        ),
        description="The type of participant that can execute the task.",
        json_schema_extra={
            "element_property": True,
        },
    )

    priority: fhirtypes.CodeType | None = Field(  # type: ignore
        None,
        alias="priority",
        title="normal | urgent | asap | stat",
        description=(
            "Indicates how quickly the Task should be addressed with respect to "
            "other requests."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Enum values can be used in validation,
            # but use in your own responsibilities, read official FHIR documentation.
            "enum_values": ["normal", "urgent", "asap", "stat"],
        },
    )
    priority__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_priority", title="Extension field for ``priority``."
    )

    reason: fhirtypes.CodeableConceptType | None = Field(  # type: ignore
        None,
        alias="reason",
        title="Why task is needed",
        description="A description or code indicating why this task needs to be performed.",
        json_schema_extra={
            "element_property": True,
        },
    )

    relevantHistory: typing.List[fhirtypes.ReferenceType] | None = Field(  # type: ignore
        None,
        alias="relevantHistory",
        title="Key events in history of the Task",
        description=(
            "Links to Provenance records for past versions of this Task that "
            "identify key state transitions or updates that are likely to be "
            "relevant to a user looking at the current version of the task."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Provenance"],
        },
    )

    requester: fhirtypes.TaskRequesterType | None = Field(  # type: ignore
        None,
        alias="requester",
        title="Who is asking for task to be done",
        description="The creator of the task.",
        json_schema_extra={
            "element_property": True,
        },
    )

    restriction: fhirtypes.TaskRestrictionType | None = Field(  # type: ignore
        None,
        alias="restriction",
        title="Constraints on fulfillment tasks",
        description=(
            "If the Task.focus is a request resource and the task is seeking "
            "fulfillment (i.e is asking for the request to be actioned), this "
            "element identifies any limitations on what parts of the referenced "
            "request should be actioned."
        ),
        json_schema_extra={
            "element_property": True,
        },
    )

    status: fhirtypes.CodeType | None = Field(  # type: ignore
        None,
        alias="status",
        title="draft | requested | received | accepted | +",
        description="The current status of the task.",
        json_schema_extra={
            "element_property": True,
            "element_required": True,
            # note: Enum values can be used in validation,
            # but use in your own responsibilities, read official FHIR documentation.
            "enum_values": ["draft", "requested", "received", "accepted", "+"],
        },
    )
    status__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_status", title="Extension field for ``status``."
    )

    statusReason: fhirtypes.CodeableConceptType | None = Field(  # type: ignore
        None,
        alias="statusReason",
        title="Reason for current status",
        description="An explanation as to why this task is held, failed, was refused, etc.",
        json_schema_extra={
            "element_property": True,
        },
    )

    @classmethod
    def elements_sequence(cls):
        """returning all elements names from
        ``Task`` according specification,
        with preserving original sequence order.
        """
        return [
            "id",
            "meta",
            "implicitRules",
            "language",
            "text",
            "contained",
            "extension",
            "modifierExtension",
            "identifier",
            "definitionUri",
            "definitionReference",
            "basedOn",
            "groupIdentifier",
            "partOf",
            "status",
            "statusReason",
            "businessStatus",
            "intent",
            "priority",
            "code",
            "description",
            "focus",
            "for",
            "context",
            "executionPeriod",
            "authoredOn",
            "lastModified",
            "requester",
            "performerType",
            "owner",
            "reason",
            "note",
            "relevantHistory",
            "restriction",
            "input",
            "output",
        ]

    def get_required_fields(self) -> typing.List[typing.Tuple[str, str]]:
        """https://www.hl7.org/fhir/extensibility.html#Special-Case
        In some cases, implementers might find that they do not have appropriate data for
        an element with minimum cardinality = 1. In this case, the element must be present,
        but unless the resource or a profile on it has made the actual value of the primitive
        data type mandatory, it is possible to provide an extension that explains why
        the primitive value is not present.
        """
        required_fields = [("intent", "intent__ext"), ("status", "status__ext")]
        return required_fields

    def get_one_of_many_fields(self) -> typing.Dict[str, typing.List[str]]:
        """https://www.hl7.org/fhir/formats.html#choice
        A few elements have a choice of more than one data type for their content.
        All such elements have a name that takes the form nnn[x].
        The "nnn" part of the name is constant, and the "[x]" is replaced with
        the title-cased name of the type that is actually used.
        The table view shows each of these names explicitly.

        Elements that have a choice of data type cannot repeat - they must have a
        maximum cardinality of 1. When constructing an instance of an element with a
        choice of types, the authoring system must create a single element with a
        data type chosen from among the list of permitted data types.
        """
        one_of_many_fields = {"definition": ["definitionReference", "definitionUri"]}
        return one_of_many_fields


class TaskInput(backboneelement.BackboneElement):
    """Disclaimer: Any field name ends with ``__ext`` doesn't part of
    Resource StructureDefinition, instead used to enable Extensibility feature
    for FHIR Primitive Data Types.

    Information used to perform task.
    Additional information that may be needed in the execution of the task.
    """

    __resource_type__ = "TaskInput"

    type: fhirtypes.CodeableConceptType = Field(  # type: ignore
        ...,
        alias="type",
        title="Label for the input",
        description=(
            "A code or description indicating how the input is intended to be used "
            "as part of the task execution."
        ),
        json_schema_extra={
            "element_property": True,
        },
    )

    valueAddress: fhirtypes.AddressType | None = Field(  # type: ignore
        None,
        alias="valueAddress",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueAge: fhirtypes.AgeType | None = Field(  # type: ignore
        None,
        alias="valueAge",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueAnnotation: fhirtypes.AnnotationType | None = Field(  # type: ignore
        None,
        alias="valueAnnotation",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueAttachment: fhirtypes.AttachmentType | None = Field(  # type: ignore
        None,
        alias="valueAttachment",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueBase64Binary: fhirtypes.Base64BinaryType | None = Field(  # type: ignore
        None,
        alias="valueBase64Binary",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueBase64Binary__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None,
        alias="_valueBase64Binary",
        title="Extension field for ``valueBase64Binary``.",
    )

    valueBoolean: bool | None = Field(  # type: ignore
        None,
        alias="valueBoolean",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueBoolean__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueBoolean", title="Extension field for ``valueBoolean``."
    )

    valueCode: fhirtypes.CodeType | None = Field(  # type: ignore
        None,
        alias="valueCode",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueCode__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueCode", title="Extension field for ``valueCode``."
    )

    valueCodeableConcept: fhirtypes.CodeableConceptType | None = Field(  # type: ignore
        None,
        alias="valueCodeableConcept",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueCoding: fhirtypes.CodingType | None = Field(  # type: ignore
        None,
        alias="valueCoding",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueContactPoint: fhirtypes.ContactPointType | None = Field(  # type: ignore
        None,
        alias="valueContactPoint",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueCount: fhirtypes.CountType | None = Field(  # type: ignore
        None,
        alias="valueCount",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueDate: fhirtypes.DateType | None = Field(  # type: ignore
        None,
        alias="valueDate",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueDate__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueDate", title="Extension field for ``valueDate``."
    )

    valueDateTime: fhirtypes.DateTimeType | None = Field(  # type: ignore
        None,
        alias="valueDateTime",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueDateTime__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueDateTime", title="Extension field for ``valueDateTime``."
    )

    valueDecimal: fhirtypes.DecimalType | None = Field(  # type: ignore
        None,
        alias="valueDecimal",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueDecimal__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueDecimal", title="Extension field for ``valueDecimal``."
    )

    valueDistance: fhirtypes.DistanceType | None = Field(  # type: ignore
        None,
        alias="valueDistance",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueDuration: fhirtypes.DurationType | None = Field(  # type: ignore
        None,
        alias="valueDuration",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueHumanName: fhirtypes.HumanNameType | None = Field(  # type: ignore
        None,
        alias="valueHumanName",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueId: fhirtypes.IdType | None = Field(  # type: ignore
        None,
        alias="valueId",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueId__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueId", title="Extension field for ``valueId``."
    )

    valueIdentifier: fhirtypes.IdentifierType | None = Field(  # type: ignore
        None,
        alias="valueIdentifier",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueInstant: fhirtypes.InstantType | None = Field(  # type: ignore
        None,
        alias="valueInstant",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueInstant__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueInstant", title="Extension field for ``valueInstant``."
    )

    valueInteger: fhirtypes.IntegerType | None = Field(  # type: ignore
        None,
        alias="valueInteger",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueInteger__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueInteger", title="Extension field for ``valueInteger``."
    )

    valueMarkdown: fhirtypes.MarkdownType | None = Field(  # type: ignore
        None,
        alias="valueMarkdown",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueMarkdown__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueMarkdown", title="Extension field for ``valueMarkdown``."
    )

    valueMeta: fhirtypes.MetaType | None = Field(  # type: ignore
        None,
        alias="valueMeta",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueMoney: fhirtypes.MoneyType | None = Field(  # type: ignore
        None,
        alias="valueMoney",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueOid: fhirtypes.OidType | None = Field(  # type: ignore
        None,
        alias="valueOid",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueOid__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueOid", title="Extension field for ``valueOid``."
    )

    valuePeriod: fhirtypes.PeriodType | None = Field(  # type: ignore
        None,
        alias="valuePeriod",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valuePositiveInt: fhirtypes.PositiveIntType | None = Field(  # type: ignore
        None,
        alias="valuePositiveInt",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valuePositiveInt__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None,
        alias="_valuePositiveInt",
        title="Extension field for ``valuePositiveInt``.",
    )

    valueQuantity: fhirtypes.QuantityType | None = Field(  # type: ignore
        None,
        alias="valueQuantity",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueRange: fhirtypes.RangeType | None = Field(  # type: ignore
        None,
        alias="valueRange",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueRatio: fhirtypes.RatioType | None = Field(  # type: ignore
        None,
        alias="valueRatio",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueReference: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="valueReference",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueSampledData: fhirtypes.SampledDataType | None = Field(  # type: ignore
        None,
        alias="valueSampledData",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueSignature: fhirtypes.SignatureType | None = Field(  # type: ignore
        None,
        alias="valueSignature",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueString: fhirtypes.StringType | None = Field(  # type: ignore
        None,
        alias="valueString",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueString__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueString", title="Extension field for ``valueString``."
    )

    valueTime: fhirtypes.TimeType | None = Field(  # type: ignore
        None,
        alias="valueTime",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueTime__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueTime", title="Extension field for ``valueTime``."
    )

    valueTiming: fhirtypes.TimingType | None = Field(  # type: ignore
        None,
        alias="valueTiming",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueUnsignedInt: fhirtypes.UnsignedIntType | None = Field(  # type: ignore
        None,
        alias="valueUnsignedInt",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueUnsignedInt__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None,
        alias="_valueUnsignedInt",
        title="Extension field for ``valueUnsignedInt``.",
    )

    valueUri: fhirtypes.UriType | None = Field(  # type: ignore
        None,
        alias="valueUri",
        title="Content to use in performing the task",
        description="The value of the input parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueUri__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueUri", title="Extension field for ``valueUri``."
    )

    @classmethod
    def elements_sequence(cls):
        """returning all elements names from
        ``TaskInput`` according specification,
        with preserving original sequence order.
        """
        return [
            "id",
            "extension",
            "modifierExtension",
            "type",
            "valueBase64Binary",
            "valueBoolean",
            "valueCode",
            "valueDate",
            "valueDateTime",
            "valueDecimal",
            "valueId",
            "valueInstant",
            "valueInteger",
            "valueMarkdown",
            "valueOid",
            "valuePositiveInt",
            "valueString",
            "valueTime",
            "valueUnsignedInt",
            "valueUri",
            "valueAddress",
            "valueAge",
            "valueAnnotation",
            "valueAttachment",
            "valueCodeableConcept",
            "valueCoding",
            "valueContactPoint",
            "valueCount",
            "valueDistance",
            "valueDuration",
            "valueHumanName",
            "valueIdentifier",
            "valueMoney",
            "valuePeriod",
            "valueQuantity",
            "valueRange",
            "valueRatio",
            "valueReference",
            "valueSampledData",
            "valueSignature",
            "valueTiming",
            "valueMeta",
        ]

    def get_one_of_many_fields(self) -> typing.Dict[str, typing.List[str]]:
        """https://www.hl7.org/fhir/formats.html#choice
        A few elements have a choice of more than one data type for their content.
        All such elements have a name that takes the form nnn[x].
        The "nnn" part of the name is constant, and the "[x]" is replaced with
        the title-cased name of the type that is actually used.
        The table view shows each of these names explicitly.

        Elements that have a choice of data type cannot repeat - they must have a
        maximum cardinality of 1. When constructing an instance of an element with a
        choice of types, the authoring system must create a single element with a
        data type chosen from among the list of permitted data types.
        """
        one_of_many_fields = {
            "value": [
                "valueAddress",
                "valueAge",
                "valueAnnotation",
                "valueAttachment",
                "valueBase64Binary",
                "valueBoolean",
                "valueCode",
                "valueCodeableConcept",
                "valueCoding",
                "valueContactPoint",
                "valueCount",
                "valueDate",
                "valueDateTime",
                "valueDecimal",
                "valueDistance",
                "valueDuration",
                "valueHumanName",
                "valueId",
                "valueIdentifier",
                "valueInstant",
                "valueInteger",
                "valueMarkdown",
                "valueMeta",
                "valueMoney",
                "valueOid",
                "valuePeriod",
                "valuePositiveInt",
                "valueQuantity",
                "valueRange",
                "valueRatio",
                "valueReference",
                "valueSampledData",
                "valueSignature",
                "valueString",
                "valueTime",
                "valueTiming",
                "valueUnsignedInt",
                "valueUri",
            ]
        }
        return one_of_many_fields


class TaskOutput(backboneelement.BackboneElement):
    """Disclaimer: Any field name ends with ``__ext`` doesn't part of
    Resource StructureDefinition, instead used to enable Extensibility feature
    for FHIR Primitive Data Types.

    Information produced as part of task.
    Outputs produced by the Task.
    """

    __resource_type__ = "TaskOutput"

    type: fhirtypes.CodeableConceptType = Field(  # type: ignore
        ...,
        alias="type",
        title="Label for output",
        description="The name of the Output parameter.",
        json_schema_extra={
            "element_property": True,
        },
    )

    valueAddress: fhirtypes.AddressType | None = Field(  # type: ignore
        None,
        alias="valueAddress",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueAge: fhirtypes.AgeType | None = Field(  # type: ignore
        None,
        alias="valueAge",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueAnnotation: fhirtypes.AnnotationType | None = Field(  # type: ignore
        None,
        alias="valueAnnotation",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueAttachment: fhirtypes.AttachmentType | None = Field(  # type: ignore
        None,
        alias="valueAttachment",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueBase64Binary: fhirtypes.Base64BinaryType | None = Field(  # type: ignore
        None,
        alias="valueBase64Binary",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueBase64Binary__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None,
        alias="_valueBase64Binary",
        title="Extension field for ``valueBase64Binary``.",
    )

    valueBoolean: bool | None = Field(  # type: ignore
        None,
        alias="valueBoolean",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueBoolean__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueBoolean", title="Extension field for ``valueBoolean``."
    )

    valueCode: fhirtypes.CodeType | None = Field(  # type: ignore
        None,
        alias="valueCode",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueCode__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueCode", title="Extension field for ``valueCode``."
    )

    valueCodeableConcept: fhirtypes.CodeableConceptType | None = Field(  # type: ignore
        None,
        alias="valueCodeableConcept",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueCoding: fhirtypes.CodingType | None = Field(  # type: ignore
        None,
        alias="valueCoding",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueContactPoint: fhirtypes.ContactPointType | None = Field(  # type: ignore
        None,
        alias="valueContactPoint",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueCount: fhirtypes.CountType | None = Field(  # type: ignore
        None,
        alias="valueCount",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueDate: fhirtypes.DateType | None = Field(  # type: ignore
        None,
        alias="valueDate",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueDate__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueDate", title="Extension field for ``valueDate``."
    )

    valueDateTime: fhirtypes.DateTimeType | None = Field(  # type: ignore
        None,
        alias="valueDateTime",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueDateTime__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueDateTime", title="Extension field for ``valueDateTime``."
    )

    valueDecimal: fhirtypes.DecimalType | None = Field(  # type: ignore
        None,
        alias="valueDecimal",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueDecimal__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueDecimal", title="Extension field for ``valueDecimal``."
    )

    valueDistance: fhirtypes.DistanceType | None = Field(  # type: ignore
        None,
        alias="valueDistance",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueDuration: fhirtypes.DurationType | None = Field(  # type: ignore
        None,
        alias="valueDuration",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueHumanName: fhirtypes.HumanNameType | None = Field(  # type: ignore
        None,
        alias="valueHumanName",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueId: fhirtypes.IdType | None = Field(  # type: ignore
        None,
        alias="valueId",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueId__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueId", title="Extension field for ``valueId``."
    )

    valueIdentifier: fhirtypes.IdentifierType | None = Field(  # type: ignore
        None,
        alias="valueIdentifier",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueInstant: fhirtypes.InstantType | None = Field(  # type: ignore
        None,
        alias="valueInstant",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueInstant__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueInstant", title="Extension field for ``valueInstant``."
    )

    valueInteger: fhirtypes.IntegerType | None = Field(  # type: ignore
        None,
        alias="valueInteger",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueInteger__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueInteger", title="Extension field for ``valueInteger``."
    )

    valueMarkdown: fhirtypes.MarkdownType | None = Field(  # type: ignore
        None,
        alias="valueMarkdown",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueMarkdown__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueMarkdown", title="Extension field for ``valueMarkdown``."
    )

    valueMeta: fhirtypes.MetaType | None = Field(  # type: ignore
        None,
        alias="valueMeta",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueMoney: fhirtypes.MoneyType | None = Field(  # type: ignore
        None,
        alias="valueMoney",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueOid: fhirtypes.OidType | None = Field(  # type: ignore
        None,
        alias="valueOid",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueOid__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueOid", title="Extension field for ``valueOid``."
    )

    valuePeriod: fhirtypes.PeriodType | None = Field(  # type: ignore
        None,
        alias="valuePeriod",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valuePositiveInt: fhirtypes.PositiveIntType | None = Field(  # type: ignore
        None,
        alias="valuePositiveInt",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valuePositiveInt__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None,
        alias="_valuePositiveInt",
        title="Extension field for ``valuePositiveInt``.",
    )

    valueQuantity: fhirtypes.QuantityType | None = Field(  # type: ignore
        None,
        alias="valueQuantity",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueRange: fhirtypes.RangeType | None = Field(  # type: ignore
        None,
        alias="valueRange",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueRatio: fhirtypes.RatioType | None = Field(  # type: ignore
        None,
        alias="valueRatio",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueReference: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="valueReference",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueSampledData: fhirtypes.SampledDataType | None = Field(  # type: ignore
        None,
        alias="valueSampledData",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueSignature: fhirtypes.SignatureType | None = Field(  # type: ignore
        None,
        alias="valueSignature",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueString: fhirtypes.StringType | None = Field(  # type: ignore
        None,
        alias="valueString",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueString__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueString", title="Extension field for ``valueString``."
    )

    valueTime: fhirtypes.TimeType | None = Field(  # type: ignore
        None,
        alias="valueTime",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueTime__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueTime", title="Extension field for ``valueTime``."
    )

    valueTiming: fhirtypes.TimingType | None = Field(  # type: ignore
        None,
        alias="valueTiming",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )

    valueUnsignedInt: fhirtypes.UnsignedIntType | None = Field(  # type: ignore
        None,
        alias="valueUnsignedInt",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueUnsignedInt__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None,
        alias="_valueUnsignedInt",
        title="Extension field for ``valueUnsignedInt``.",
    )

    valueUri: fhirtypes.UriType | None = Field(  # type: ignore
        None,
        alias="valueUri",
        title="Result of output",
        description="The value of the Output parameter as a basic type.",
        json_schema_extra={
            "element_property": True,
            # Choice of Data Types. i.e value[x]
            "one_of_many": "value",
            "one_of_many_required": True,
        },
    )
    valueUri__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_valueUri", title="Extension field for ``valueUri``."
    )

    @classmethod
    def elements_sequence(cls):
        """returning all elements names from
        ``TaskOutput`` according specification,
        with preserving original sequence order.
        """
        return [
            "id",
            "extension",
            "modifierExtension",
            "type",
            "valueBase64Binary",
            "valueBoolean",
            "valueCode",
            "valueDate",
            "valueDateTime",
            "valueDecimal",
            "valueId",
            "valueInstant",
            "valueInteger",
            "valueMarkdown",
            "valueOid",
            "valuePositiveInt",
            "valueString",
            "valueTime",
            "valueUnsignedInt",
            "valueUri",
            "valueAddress",
            "valueAge",
            "valueAnnotation",
            "valueAttachment",
            "valueCodeableConcept",
            "valueCoding",
            "valueContactPoint",
            "valueCount",
            "valueDistance",
            "valueDuration",
            "valueHumanName",
            "valueIdentifier",
            "valueMoney",
            "valuePeriod",
            "valueQuantity",
            "valueRange",
            "valueRatio",
            "valueReference",
            "valueSampledData",
            "valueSignature",
            "valueTiming",
            "valueMeta",
        ]

    def get_one_of_many_fields(self) -> typing.Dict[str, typing.List[str]]:
        """https://www.hl7.org/fhir/formats.html#choice
        A few elements have a choice of more than one data type for their content.
        All such elements have a name that takes the form nnn[x].
        The "nnn" part of the name is constant, and the "[x]" is replaced with
        the title-cased name of the type that is actually used.
        The table view shows each of these names explicitly.

        Elements that have a choice of data type cannot repeat - they must have a
        maximum cardinality of 1. When constructing an instance of an element with a
        choice of types, the authoring system must create a single element with a
        data type chosen from among the list of permitted data types.
        """
        one_of_many_fields = {
            "value": [
                "valueAddress",
                "valueAge",
                "valueAnnotation",
                "valueAttachment",
                "valueBase64Binary",
                "valueBoolean",
                "valueCode",
                "valueCodeableConcept",
                "valueCoding",
                "valueContactPoint",
                "valueCount",
                "valueDate",
                "valueDateTime",
                "valueDecimal",
                "valueDistance",
                "valueDuration",
                "valueHumanName",
                "valueId",
                "valueIdentifier",
                "valueInstant",
                "valueInteger",
                "valueMarkdown",
                "valueMeta",
                "valueMoney",
                "valueOid",
                "valuePeriod",
                "valuePositiveInt",
                "valueQuantity",
                "valueRange",
                "valueRatio",
                "valueReference",
                "valueSampledData",
                "valueSignature",
                "valueString",
                "valueTime",
                "valueTiming",
                "valueUnsignedInt",
                "valueUri",
            ]
        }
        return one_of_many_fields


class TaskRequester(backboneelement.BackboneElement):
    """Disclaimer: Any field name ends with ``__ext`` doesn't part of
    Resource StructureDefinition, instead used to enable Extensibility feature
    for FHIR Primitive Data Types.

    Who is asking for task to be done.
    The creator of the task.
    """

    __resource_type__ = "TaskRequester"

    agent: fhirtypes.ReferenceType = Field(  # type: ignore
        ...,
        alias="agent",
        title="Individual asking for task",
        description="The device, practitioner, etc. who initiated the task.",
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": [
                "Device",
                "Organization",
                "Patient",
                "Practitioner",
                "RelatedPerson",
            ],
        },
    )

    onBehalfOf: fhirtypes.ReferenceType | None = Field(  # type: ignore
        None,
        alias="onBehalfOf",
        title="Organization individual is acting for",
        description=(
            "The organization the device or practitioner was acting on behalf of "
            "when they initiated the task."
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": ["Organization"],
        },
    )

    @classmethod
    def elements_sequence(cls):
        """returning all elements names from
        ``TaskRequester`` according specification,
        with preserving original sequence order.
        """
        return ["id", "extension", "modifierExtension", "agent", "onBehalfOf"]


class TaskRestriction(backboneelement.BackboneElement):
    """Disclaimer: Any field name ends with ``__ext`` doesn't part of
    Resource StructureDefinition, instead used to enable Extensibility feature
    for FHIR Primitive Data Types.

    Constraints on fulfillment tasks.
    If the Task.focus is a request resource and the task is seeking fulfillment
    (i.e is asking for the request to be actioned), this element identifies any
    limitations on what parts of the referenced request should be actioned.
    """

    __resource_type__ = "TaskRestriction"

    period: fhirtypes.PeriodType | None = Field(  # type: ignore
        None,
        alias="period",
        title="When fulfillment sought",
        description="Over what time-period is fulfillment sought.",
        json_schema_extra={
            "element_property": True,
        },
    )

    recipient: typing.List[fhirtypes.ReferenceType] | None = Field(  # type: ignore
        None,
        alias="recipient",
        title="For whom is fulfillment sought?",
        description=(
            "For requests that are targeted to more than on potential "
            "recipient/target, for whom is fulfillment sought?"
        ),
        json_schema_extra={
            "element_property": True,
            # note: Listed Resource Type(s) should be allowed as Reference.
            "enum_reference_types": [
                "Patient",
                "Practitioner",
                "RelatedPerson",
                "Group",
                "Organization",
            ],
        },
    )

    repetitions: fhirtypes.PositiveIntType | None = Field(  # type: ignore
        None,
        alias="repetitions",
        title="How many times to repeat",
        description="Indicates the number of times the requested action should occur.",
        json_schema_extra={
            "element_property": True,
        },
    )
    repetitions__ext: fhirtypes.FHIRPrimitiveExtensionType | None = Field(  # type: ignore
        None, alias="_repetitions", title="Extension field for ``repetitions``."
    )

    @classmethod
    def elements_sequence(cls):
        """returning all elements names from
        ``TaskRestriction`` according specification,
        with preserving original sequence order.
        """
        return [
            "id",
            "extension",
            "modifierExtension",
            "repetitions",
            "period",
            "recipient",
        ]
