# pylint: disable=too-many-lines
# coding=utf-8
# --------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for license information.
# Code generated by Microsoft (R) AutoRest Code Generator.
# Changes may cause incorrect behavior and will be lost if the code is regenerated.
# --------------------------------------------------------------------------
import sys
from typing import Any, Callable, Dict, IO, Iterable, Optional, TypeVar, Union, overload
import urllib.parse

from azure.core.exceptions import (
    ClientAuthenticationError,
    HttpResponseError,
    ResourceExistsError,
    ResourceNotFoundError,
    ResourceNotModifiedError,
    map_error,
)
from azure.core.paging import ItemPaged
from azure.core.pipeline import PipelineResponse
from azure.core.pipeline.transport import HttpResponse
from azure.core.rest import HttpRequest
from azure.core.tracing.decorator import distributed_trace
from azure.core.utils import case_insensitive_dict
from azure.mgmt.core.exceptions import ARMErrorFormat

from .. import models as _models
from ..._serialization import Serializer
from .._vendor import FeatureClientMixinABC, _convert_request, _format_url_section

if sys.version_info >= (3, 8):
    from typing import Literal  # pylint: disable=no-name-in-module, ungrouped-imports
else:
    from typing_extensions import Literal  # type: ignore  # pylint: disable=ungrouped-imports
T = TypeVar("T")
ClsType = Optional[Callable[[PipelineResponse[HttpRequest, HttpResponse], T, Dict[str, Any]], Any]]

_SERIALIZER = Serializer()
_SERIALIZER.client_side_validation = False


def build_feature_list_operations_request(**kwargs: Any) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json, text/json")

    # Construct URL
    _url = kwargs.pop("template_url", "/providers/Microsoft.Features/operations")

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


def build_features_list_all_request(subscription_id: str, **kwargs: Any) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json, text/json")

    # Construct URL
    _url = kwargs.pop("template_url", "/subscriptions/{subscriptionId}/providers/Microsoft.Features/features")
    path_format_arguments = {
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


def build_features_list_request(resource_provider_namespace: str, subscription_id: str, **kwargs: Any) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json, text/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceProviderNamespace": _SERIALIZER.url("resource_provider_namespace", resource_provider_namespace, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


def build_features_get_request(
    resource_provider_namespace: str, feature_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json, text/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features/{featureName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceProviderNamespace": _SERIALIZER.url("resource_provider_namespace", resource_provider_namespace, "str"),
        "featureName": _SERIALIZER.url("feature_name", feature_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


def build_features_register_request(
    resource_provider_namespace: str, feature_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json, text/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features/{featureName}/register",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceProviderNamespace": _SERIALIZER.url("resource_provider_namespace", resource_provider_namespace, "str"),
        "featureName": _SERIALIZER.url("feature_name", feature_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="POST", url=_url, params=_params, headers=_headers, **kwargs)


def build_features_unregister_request(
    resource_provider_namespace: str, feature_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json, text/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features/{featureName}/unregister",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceProviderNamespace": _SERIALIZER.url("resource_provider_namespace", resource_provider_namespace, "str"),
        "featureName": _SERIALIZER.url("feature_name", feature_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="POST", url=_url, params=_params, headers=_headers, **kwargs)


def build_subscription_feature_registrations_get_request(
    provider_namespace: str, feature_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations/{featureName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
        "providerNamespace": _SERIALIZER.url("provider_namespace", provider_namespace, "str"),
        "featureName": _SERIALIZER.url("feature_name", feature_name, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


def build_subscription_feature_registrations_create_or_update_request(
    provider_namespace: str, feature_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    content_type: Optional[str] = kwargs.pop("content_type", _headers.pop("Content-Type", None))
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations/{featureName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
        "providerNamespace": _SERIALIZER.url("provider_namespace", provider_namespace, "str"),
        "featureName": _SERIALIZER.url("feature_name", feature_name, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    if content_type is not None:
        _headers["Content-Type"] = _SERIALIZER.header("content_type", content_type, "str")
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="PUT", url=_url, params=_params, headers=_headers, **kwargs)


def build_subscription_feature_registrations_delete_request(
    provider_namespace: str, feature_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations/{featureName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
        "providerNamespace": _SERIALIZER.url("provider_namespace", provider_namespace, "str"),
        "featureName": _SERIALIZER.url("feature_name", feature_name, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="DELETE", url=_url, params=_params, headers=_headers, **kwargs)


def build_subscription_feature_registrations_list_by_subscription_request(
    provider_namespace: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
        "providerNamespace": _SERIALIZER.url("provider_namespace", provider_namespace, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


def build_subscription_feature_registrations_list_all_by_subscription_request(
    subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url", "/subscriptions/{subscriptionId}/providers/Microsoft.Features/subscriptionFeatureRegistrations"
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url: str = _format_url_section(_url, **path_format_arguments)  # type: ignore

    # Construct parameters
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

    # Construct headers
    _headers["Accept"] = _SERIALIZER.header("accept", accept, "str")

    return HttpRequest(method="GET", url=_url, params=_params, headers=_headers, **kwargs)


class FeatureClientOperationsMixin(FeatureClientMixinABC):
    @distributed_trace
    def list_operations(self, **kwargs: Any) -> Iterable["_models.Operation"]:
        """Lists all of the available Microsoft.Features REST API operations.

        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either Operation or the result of cls(response)
        :rtype:
         ~azure.core.paging.ItemPaged[~azure.mgmt.resource.features.v2021_07_01.models.Operation]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.OperationListResult] = kwargs.pop("cls", None)

        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        def prepare_request(next_link=None):
            if not next_link:

                request = build_feature_list_operations_request(
                    api_version=api_version,
                    template_url=self.list_operations.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)

            else:
                # make call to next link with the client's api-version
                _parsed_next_link = urllib.parse.urlparse(next_link)
                _next_request_params = case_insensitive_dict(
                    {
                        key: [urllib.parse.quote(v) for v in value]
                        for key, value in urllib.parse.parse_qs(_parsed_next_link.query).items()
                    }
                )
                _next_request_params["api-version"] = self._config.api_version
                request = HttpRequest(
                    "GET", urllib.parse.urljoin(next_link, _parsed_next_link.path), params=_next_request_params
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)
                request.method = "GET"
            return request

        def extract_data(pipeline_response):
            deserialized = self._deserialize("OperationListResult", pipeline_response)
            list_of_elem = deserialized.value
            if cls:
                list_of_elem = cls(list_of_elem)  # type: ignore
            return deserialized.next_link or None, iter(list_of_elem)

        def get_next(next_link=None):
            request = prepare_request(next_link)

            pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
                request, stream=False, **kwargs
            )
            response = pipeline_response.http_response

            if response.status_code not in [200]:
                map_error(status_code=response.status_code, response=response, error_map=error_map)
                error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
                raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_operations.metadata = {"url": "/providers/Microsoft.Features/operations"}


class FeaturesOperations:
    """
    .. warning::
        **DO NOT** instantiate this class directly.

        Instead, you should access the following operations through
        :class:`~azure.mgmt.resource.features.v2021_07_01.FeatureClient`'s
        :attr:`features` attribute.
    """

    models = _models

    def __init__(self, *args, **kwargs):
        input_args = list(args)
        self._client = input_args.pop(0) if input_args else kwargs.pop("client")
        self._config = input_args.pop(0) if input_args else kwargs.pop("config")
        self._serialize = input_args.pop(0) if input_args else kwargs.pop("serializer")
        self._deserialize = input_args.pop(0) if input_args else kwargs.pop("deserializer")

    @distributed_trace
    def list_all(self, **kwargs: Any) -> Iterable["_models.FeatureResult"]:
        """Gets all the preview features that are available through AFEC for the subscription.

        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either FeatureResult or the result of cls(response)
        :rtype:
         ~azure.core.paging.ItemPaged[~azure.mgmt.resource.features.v2021_07_01.models.FeatureResult]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.FeatureOperationsListResult] = kwargs.pop("cls", None)

        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        def prepare_request(next_link=None):
            if not next_link:

                request = build_features_list_all_request(
                    subscription_id=self._config.subscription_id,
                    api_version=api_version,
                    template_url=self.list_all.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)

            else:
                # make call to next link with the client's api-version
                _parsed_next_link = urllib.parse.urlparse(next_link)
                _next_request_params = case_insensitive_dict(
                    {
                        key: [urllib.parse.quote(v) for v in value]
                        for key, value in urllib.parse.parse_qs(_parsed_next_link.query).items()
                    }
                )
                _next_request_params["api-version"] = self._config.api_version
                request = HttpRequest(
                    "GET", urllib.parse.urljoin(next_link, _parsed_next_link.path), params=_next_request_params
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)
                request.method = "GET"
            return request

        def extract_data(pipeline_response):
            deserialized = self._deserialize("FeatureOperationsListResult", pipeline_response)
            list_of_elem = deserialized.value
            if cls:
                list_of_elem = cls(list_of_elem)  # type: ignore
            return deserialized.next_link or None, iter(list_of_elem)

        def get_next(next_link=None):
            request = prepare_request(next_link)

            pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
                request, stream=False, **kwargs
            )
            response = pipeline_response.http_response

            if response.status_code not in [200]:
                map_error(status_code=response.status_code, response=response, error_map=error_map)
                error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
                raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_all.metadata = {"url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/features"}

    @distributed_trace
    def list(self, resource_provider_namespace: str, **kwargs: Any) -> Iterable["_models.FeatureResult"]:
        """Gets all the preview features in a provider namespace that are available through AFEC for the
        subscription.

        :param resource_provider_namespace: The namespace of the resource provider for getting
         features. Required.
        :type resource_provider_namespace: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either FeatureResult or the result of cls(response)
        :rtype:
         ~azure.core.paging.ItemPaged[~azure.mgmt.resource.features.v2021_07_01.models.FeatureResult]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.FeatureOperationsListResult] = kwargs.pop("cls", None)

        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        def prepare_request(next_link=None):
            if not next_link:

                request = build_features_list_request(
                    resource_provider_namespace=resource_provider_namespace,
                    subscription_id=self._config.subscription_id,
                    api_version=api_version,
                    template_url=self.list.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)

            else:
                # make call to next link with the client's api-version
                _parsed_next_link = urllib.parse.urlparse(next_link)
                _next_request_params = case_insensitive_dict(
                    {
                        key: [urllib.parse.quote(v) for v in value]
                        for key, value in urllib.parse.parse_qs(_parsed_next_link.query).items()
                    }
                )
                _next_request_params["api-version"] = self._config.api_version
                request = HttpRequest(
                    "GET", urllib.parse.urljoin(next_link, _parsed_next_link.path), params=_next_request_params
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)
                request.method = "GET"
            return request

        def extract_data(pipeline_response):
            deserialized = self._deserialize("FeatureOperationsListResult", pipeline_response)
            list_of_elem = deserialized.value
            if cls:
                list_of_elem = cls(list_of_elem)  # type: ignore
            return deserialized.next_link or None, iter(list_of_elem)

        def get_next(next_link=None):
            request = prepare_request(next_link)

            pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
                request, stream=False, **kwargs
            )
            response = pipeline_response.http_response

            if response.status_code not in [200]:
                map_error(status_code=response.status_code, response=response, error_map=error_map)
                error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
                raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features"
    }

    @distributed_trace
    def get(self, resource_provider_namespace: str, feature_name: str, **kwargs: Any) -> _models.FeatureResult:
        """Gets the preview feature with the specified name.

        :param resource_provider_namespace: The resource provider namespace for the feature. Required.
        :type resource_provider_namespace: str
        :param feature_name: The name of the feature to get. Required.
        :type feature_name: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: FeatureResult or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.FeatureResult
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.FeatureResult] = kwargs.pop("cls", None)

        request = build_features_get_request(
            resource_provider_namespace=resource_provider_namespace,
            feature_name=feature_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            template_url=self.get.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)

        pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
            request, stream=False, **kwargs
        )

        response = pipeline_response.http_response

        if response.status_code not in [200]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
            raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

        deserialized = self._deserialize("FeatureResult", pipeline_response)

        if cls:
            return cls(pipeline_response, deserialized, {})

        return deserialized

    get.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features/{featureName}"
    }

    @distributed_trace
    def register(self, resource_provider_namespace: str, feature_name: str, **kwargs: Any) -> _models.FeatureResult:
        """Registers the preview feature for the subscription.

        :param resource_provider_namespace: The namespace of the resource provider. Required.
        :type resource_provider_namespace: str
        :param feature_name: The name of the feature to register. Required.
        :type feature_name: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: FeatureResult or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.FeatureResult
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.FeatureResult] = kwargs.pop("cls", None)

        request = build_features_register_request(
            resource_provider_namespace=resource_provider_namespace,
            feature_name=feature_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            template_url=self.register.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)

        pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
            request, stream=False, **kwargs
        )

        response = pipeline_response.http_response

        if response.status_code not in [200]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
            raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

        deserialized = self._deserialize("FeatureResult", pipeline_response)

        if cls:
            return cls(pipeline_response, deserialized, {})

        return deserialized

    register.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features/{featureName}/register"
    }

    @distributed_trace
    def unregister(self, resource_provider_namespace: str, feature_name: str, **kwargs: Any) -> _models.FeatureResult:
        """Unregisters the preview feature for the subscription.

        :param resource_provider_namespace: The namespace of the resource provider. Required.
        :type resource_provider_namespace: str
        :param feature_name: The name of the feature to unregister. Required.
        :type feature_name: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: FeatureResult or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.FeatureResult
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.FeatureResult] = kwargs.pop("cls", None)

        request = build_features_unregister_request(
            resource_provider_namespace=resource_provider_namespace,
            feature_name=feature_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            template_url=self.unregister.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)

        pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
            request, stream=False, **kwargs
        )

        response = pipeline_response.http_response

        if response.status_code not in [200]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
            raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

        deserialized = self._deserialize("FeatureResult", pipeline_response)

        if cls:
            return cls(pipeline_response, deserialized, {})

        return deserialized

    unregister.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/providers/{resourceProviderNamespace}/features/{featureName}/unregister"
    }


class SubscriptionFeatureRegistrationsOperations:
    """
    .. warning::
        **DO NOT** instantiate this class directly.

        Instead, you should access the following operations through
        :class:`~azure.mgmt.resource.features.v2021_07_01.FeatureClient`'s
        :attr:`subscription_feature_registrations` attribute.
    """

    models = _models

    def __init__(self, *args, **kwargs):
        input_args = list(args)
        self._client = input_args.pop(0) if input_args else kwargs.pop("client")
        self._config = input_args.pop(0) if input_args else kwargs.pop("config")
        self._serialize = input_args.pop(0) if input_args else kwargs.pop("serializer")
        self._deserialize = input_args.pop(0) if input_args else kwargs.pop("deserializer")

    @distributed_trace
    def get(self, provider_namespace: str, feature_name: str, **kwargs: Any) -> _models.SubscriptionFeatureRegistration:
        """Returns a feature registration.

        :param provider_namespace: The provider namespace. Required.
        :type provider_namespace: str
        :param feature_name: The feature name. Required.
        :type feature_name: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: SubscriptionFeatureRegistration or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.SubscriptionFeatureRegistration] = kwargs.pop("cls", None)

        request = build_subscription_feature_registrations_get_request(
            provider_namespace=provider_namespace,
            feature_name=feature_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            template_url=self.get.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)

        pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
            request, stream=False, **kwargs
        )

        response = pipeline_response.http_response

        if response.status_code not in [200]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
            raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

        deserialized = self._deserialize("SubscriptionFeatureRegistration", pipeline_response)

        if cls:
            return cls(pipeline_response, deserialized, {})

        return deserialized

    get.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations/{featureName}"
    }

    @overload
    def create_or_update(
        self,
        provider_namespace: str,
        feature_name: str,
        subscription_feature_registration_type: Optional[_models.SubscriptionFeatureRegistration] = None,
        *,
        content_type: str = "application/json",
        **kwargs: Any
    ) -> _models.SubscriptionFeatureRegistration:
        """Create or update a feature registration.

        :param provider_namespace: The provider namespace. Required.
        :type provider_namespace: str
        :param feature_name: The feature name. Required.
        :type feature_name: str
        :param subscription_feature_registration_type: Subscription Feature Registration Type details.
         Default value is None.
        :type subscription_feature_registration_type:
         ~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration
        :keyword content_type: Body Parameter content-type. Content type parameter for JSON body.
         Default value is "application/json".
        :paramtype content_type: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: SubscriptionFeatureRegistration or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration
        :raises ~azure.core.exceptions.HttpResponseError:
        """

    @overload
    def create_or_update(
        self,
        provider_namespace: str,
        feature_name: str,
        subscription_feature_registration_type: Optional[IO] = None,
        *,
        content_type: str = "application/json",
        **kwargs: Any
    ) -> _models.SubscriptionFeatureRegistration:
        """Create or update a feature registration.

        :param provider_namespace: The provider namespace. Required.
        :type provider_namespace: str
        :param feature_name: The feature name. Required.
        :type feature_name: str
        :param subscription_feature_registration_type: Subscription Feature Registration Type details.
         Default value is None.
        :type subscription_feature_registration_type: IO
        :keyword content_type: Body Parameter content-type. Content type parameter for binary body.
         Default value is "application/json".
        :paramtype content_type: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: SubscriptionFeatureRegistration or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration
        :raises ~azure.core.exceptions.HttpResponseError:
        """

    @distributed_trace
    def create_or_update(
        self,
        provider_namespace: str,
        feature_name: str,
        subscription_feature_registration_type: Optional[Union[_models.SubscriptionFeatureRegistration, IO]] = None,
        **kwargs: Any
    ) -> _models.SubscriptionFeatureRegistration:
        """Create or update a feature registration.

        :param provider_namespace: The provider namespace. Required.
        :type provider_namespace: str
        :param feature_name: The feature name. Required.
        :type feature_name: str
        :param subscription_feature_registration_type: Subscription Feature Registration Type details.
         Is either a SubscriptionFeatureRegistration type or a IO type. Default value is None.
        :type subscription_feature_registration_type:
         ~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration or IO
        :keyword content_type: Body Parameter content-type. Known values are: 'application/json'.
         Default value is None.
        :paramtype content_type: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: SubscriptionFeatureRegistration or the result of cls(response)
        :rtype: ~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        content_type: Optional[str] = kwargs.pop("content_type", _headers.pop("Content-Type", None))
        cls: ClsType[_models.SubscriptionFeatureRegistration] = kwargs.pop("cls", None)

        content_type = content_type or "application/json"
        _json = None
        _content = None
        if isinstance(subscription_feature_registration_type, (IO, bytes)):
            _content = subscription_feature_registration_type
        else:
            if subscription_feature_registration_type is not None:
                _json = self._serialize.body(subscription_feature_registration_type, "SubscriptionFeatureRegistration")
            else:
                _json = None

        request = build_subscription_feature_registrations_create_or_update_request(
            provider_namespace=provider_namespace,
            feature_name=feature_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            content_type=content_type,
            json=_json,
            content=_content,
            template_url=self.create_or_update.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)

        pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
            request, stream=False, **kwargs
        )

        response = pipeline_response.http_response

        if response.status_code not in [200]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
            raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

        deserialized = self._deserialize("SubscriptionFeatureRegistration", pipeline_response)

        if cls:
            return cls(pipeline_response, deserialized, {})

        return deserialized

    create_or_update.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations/{featureName}"
    }

    @distributed_trace
    def delete(  # pylint: disable=inconsistent-return-statements
        self, provider_namespace: str, feature_name: str, **kwargs: Any
    ) -> None:
        """Deletes a feature registration.

        :param provider_namespace: The provider namespace. Required.
        :type provider_namespace: str
        :param feature_name: The feature name. Required.
        :type feature_name: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: None or the result of cls(response)
        :rtype: None
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[None] = kwargs.pop("cls", None)

        request = build_subscription_feature_registrations_delete_request(
            provider_namespace=provider_namespace,
            feature_name=feature_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            template_url=self.delete.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)

        pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
            request, stream=False, **kwargs
        )

        response = pipeline_response.http_response

        if response.status_code not in [200, 204]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
            raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

        if cls:
            return cls(pipeline_response, None, {})

    delete.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations/{featureName}"
    }

    @distributed_trace
    def list_by_subscription(
        self, provider_namespace: str, **kwargs: Any
    ) -> Iterable["_models.SubscriptionFeatureRegistration"]:
        """Returns subscription feature registrations for given subscription and provider namespace.

        :param provider_namespace: The provider namespace. Required.
        :type provider_namespace: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either SubscriptionFeatureRegistration or the result of
         cls(response)
        :rtype:
         ~azure.core.paging.ItemPaged[~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.SubscriptionFeatureRegistrationList] = kwargs.pop("cls", None)

        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        def prepare_request(next_link=None):
            if not next_link:

                request = build_subscription_feature_registrations_list_by_subscription_request(
                    provider_namespace=provider_namespace,
                    subscription_id=self._config.subscription_id,
                    api_version=api_version,
                    template_url=self.list_by_subscription.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)

            else:
                # make call to next link with the client's api-version
                _parsed_next_link = urllib.parse.urlparse(next_link)
                _next_request_params = case_insensitive_dict(
                    {
                        key: [urllib.parse.quote(v) for v in value]
                        for key, value in urllib.parse.parse_qs(_parsed_next_link.query).items()
                    }
                )
                _next_request_params["api-version"] = self._config.api_version
                request = HttpRequest(
                    "GET", urllib.parse.urljoin(next_link, _parsed_next_link.path), params=_next_request_params
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)
                request.method = "GET"
            return request

        def extract_data(pipeline_response):
            deserialized = self._deserialize("SubscriptionFeatureRegistrationList", pipeline_response)
            list_of_elem = deserialized.value
            if cls:
                list_of_elem = cls(list_of_elem)  # type: ignore
            return deserialized.next_link or None, iter(list_of_elem)

        def get_next(next_link=None):
            request = prepare_request(next_link)

            pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
                request, stream=False, **kwargs
            )
            response = pipeline_response.http_response

            if response.status_code not in [200]:
                map_error(status_code=response.status_code, response=response, error_map=error_map)
                error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
                raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_by_subscription.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/featureProviders/{providerNamespace}/subscriptionFeatureRegistrations"
    }

    @distributed_trace
    def list_all_by_subscription(self, **kwargs: Any) -> Iterable["_models.SubscriptionFeatureRegistration"]:
        """Returns subscription feature registrations for given subscription.

        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either SubscriptionFeatureRegistration or the result of
         cls(response)
        :rtype:
         ~azure.core.paging.ItemPaged[~azure.mgmt.resource.features.v2021_07_01.models.SubscriptionFeatureRegistration]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version: Literal["2021-07-01"] = kwargs.pop("api_version", _params.pop("api-version", "2021-07-01"))
        cls: ClsType[_models.SubscriptionFeatureRegistrationList] = kwargs.pop("cls", None)

        error_map = {
            401: ClientAuthenticationError,
            404: ResourceNotFoundError,
            409: ResourceExistsError,
            304: ResourceNotModifiedError,
        }
        error_map.update(kwargs.pop("error_map", {}) or {})

        def prepare_request(next_link=None):
            if not next_link:

                request = build_subscription_feature_registrations_list_all_by_subscription_request(
                    subscription_id=self._config.subscription_id,
                    api_version=api_version,
                    template_url=self.list_all_by_subscription.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)

            else:
                # make call to next link with the client's api-version
                _parsed_next_link = urllib.parse.urlparse(next_link)
                _next_request_params = case_insensitive_dict(
                    {
                        key: [urllib.parse.quote(v) for v in value]
                        for key, value in urllib.parse.parse_qs(_parsed_next_link.query).items()
                    }
                )
                _next_request_params["api-version"] = self._config.api_version
                request = HttpRequest(
                    "GET", urllib.parse.urljoin(next_link, _parsed_next_link.path), params=_next_request_params
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)
                request.method = "GET"
            return request

        def extract_data(pipeline_response):
            deserialized = self._deserialize("SubscriptionFeatureRegistrationList", pipeline_response)
            list_of_elem = deserialized.value
            if cls:
                list_of_elem = cls(list_of_elem)  # type: ignore
            return deserialized.next_link or None, iter(list_of_elem)

        def get_next(next_link=None):
            request = prepare_request(next_link)

            pipeline_response: PipelineResponse = self._client._pipeline.run(  # pylint: disable=protected-access
                request, stream=False, **kwargs
            )
            response = pipeline_response.http_response

            if response.status_code not in [200]:
                map_error(status_code=response.status_code, response=response, error_map=error_map)
                error = self._deserialize.failsafe_deserialize(_models.ErrorResponse, pipeline_response)
                raise HttpResponseError(response=response, model=error, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_all_by_subscription.metadata = {
        "url": "/subscriptions/{subscriptionId}/providers/Microsoft.Features/subscriptionFeatureRegistrations"
    }
