# 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, cast, overload

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.polling import LROPoller, NoPolling, PollingMethod
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 azure.mgmt.core.polling.arm_polling import ARMPolling

from .. import models as _models
from .._serialization import Serializer
from .._vendor import _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_list_by_instance_pool_request(
    resource_group_name: str,
    instance_pool_name: str,
    subscription_id: str,
    *,
    expand: Optional[str] = None,
    **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/instancePools/{instancePoolName}/managedInstances",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "instancePoolName": _SERIALIZER.url("instance_pool_name", instance_pool_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

    # Construct parameters
    if expand is not None:
        _params["$expand"] = _SERIALIZER.query("expand", expand, "str")
    _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_list_request(subscription_id: str, *, expand: Optional[str] = None, **kwargs: Any) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    accept = _headers.pop("Accept", "application/json")

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

    _url = _format_url_section(_url, **path_format_arguments)

    # Construct parameters
    if expand is not None:
        _params["$expand"] = _SERIALIZER.query("expand", expand, "str")
    _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_list_by_resource_group_request(
    resource_group_name: str, subscription_id: str, *, expand: Optional[str] = None, **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    accept = _headers.pop("Accept", "application/json")

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

    _url = _format_url_section(_url, **path_format_arguments)

    # Construct parameters
    if expand is not None:
        _params["$expand"] = _SERIALIZER.query("expand", expand, "str")
    _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_get_request(
    resource_group_name: str,
    managed_instance_name: str,
    subscription_id: str,
    *,
    expand: Optional[str] = None,
    **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "managedInstanceName": _SERIALIZER.url("managed_instance_name", managed_instance_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

    # Construct parameters
    if expand is not None:
        _params["$expand"] = _SERIALIZER.query("expand", expand, "str")
    _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_create_or_update_request(
    resource_group_name: str, managed_instance_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 = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    content_type = kwargs.pop("content_type", _headers.pop("Content-Type", None))  # type: Optional[str]
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "managedInstanceName": _SERIALIZER.url("managed_instance_name", managed_instance_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

    # 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_delete_request(
    resource_group_name: str, managed_instance_name: str, subscription_id: str, **kwargs: Any
) -> HttpRequest:
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "managedInstanceName": _SERIALIZER.url("managed_instance_name", managed_instance_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

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

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


def build_update_request(
    resource_group_name: str, managed_instance_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 = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    content_type = kwargs.pop("content_type", _headers.pop("Content-Type", None))  # type: Optional[str]
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "managedInstanceName": _SERIALIZER.url("managed_instance_name", managed_instance_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

    # 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="PATCH", url=_url, params=_params, headers=_headers, **kwargs)


def build_list_by_managed_instance_request(
    resource_group_name: str,
    managed_instance_name: str,
    subscription_id: str,
    *,
    number_of_queries: Optional[int] = None,
    databases: Optional[str] = None,
    start_time: Optional[str] = None,
    end_time: Optional[str] = None,
    interval: Optional[Union[str, _models.QueryTimeGrainType]] = None,
    aggregation_function: Optional[Union[str, _models.AggregationFunctionType]] = None,
    observation_metric: Optional[Union[str, _models.MetricType]] = None,
    **kwargs: Any
) -> HttpRequest:
    _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    accept = _headers.pop("Accept", "application/json")

    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/topqueries",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "managedInstanceName": _SERIALIZER.url("managed_instance_name", managed_instance_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

    # Construct parameters
    if number_of_queries is not None:
        _params["numberOfQueries"] = _SERIALIZER.query("number_of_queries", number_of_queries, "int")
    if databases is not None:
        _params["databases"] = _SERIALIZER.query("databases", databases, "str")
    if start_time is not None:
        _params["startTime"] = _SERIALIZER.query("start_time", start_time, "str")
    if end_time is not None:
        _params["endTime"] = _SERIALIZER.query("end_time", end_time, "str")
    if interval is not None:
        _params["interval"] = _SERIALIZER.query("interval", interval, "str")
    if aggregation_function is not None:
        _params["aggregationFunction"] = _SERIALIZER.query("aggregation_function", aggregation_function, "str")
    if observation_metric is not None:
        _params["observationMetric"] = _SERIALIZER.query("observation_metric", observation_metric, "str")
    _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_failover_request(
    resource_group_name: str,
    managed_instance_name: str,
    subscription_id: str,
    *,
    replica_type: Optional[Union[str, _models.ReplicaType]] = None,
    **kwargs: Any
) -> HttpRequest:
    _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

    api_version = kwargs.pop(
        "api_version", _params.pop("api-version", "2021-05-01-preview")
    )  # type: Literal["2021-05-01-preview"]
    # Construct URL
    _url = kwargs.pop(
        "template_url",
        "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/failover",
    )  # pylint: disable=line-too-long
    path_format_arguments = {
        "resourceGroupName": _SERIALIZER.url("resource_group_name", resource_group_name, "str"),
        "managedInstanceName": _SERIALIZER.url("managed_instance_name", managed_instance_name, "str"),
        "subscriptionId": _SERIALIZER.url("subscription_id", subscription_id, "str"),
    }

    _url = _format_url_section(_url, **path_format_arguments)

    # Construct parameters
    if replica_type is not None:
        _params["replicaType"] = _SERIALIZER.query("replica_type", replica_type, "str")
    _params["api-version"] = _SERIALIZER.query("api_version", api_version, "str")

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


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

        Instead, you should access the following operations through
        :class:`~azure.mgmt.sql.SqlManagementClient`'s
        :attr:`managed_instances` 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_by_instance_pool(
        self, resource_group_name: str, instance_pool_name: str, expand: Optional[str] = None, **kwargs: Any
    ) -> Iterable["_models.ManagedInstance"]:
        """Gets a list of all managed instances in an instance pool.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param instance_pool_name: The instance pool name. Required.
        :type instance_pool_name: str
        :param expand: The child resources to include in the response. Default value is None.
        :type expand: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either ManagedInstance or the result of cls(response)
        :rtype: ~azure.core.paging.ItemPaged[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.ManagedInstanceListResult]

        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_list_by_instance_pool_request(
                    resource_group_name=resource_group_name,
                    instance_pool_name=instance_pool_name,
                    subscription_id=self._config.subscription_id,
                    expand=expand,
                    api_version=api_version,
                    template_url=self.list_by_instance_pool.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore

            else:
                request = HttpRequest("GET", next_link)
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore
                request.method = "GET"
            return request

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

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

            pipeline_response = self._client._pipeline.run(  # type: ignore # 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)
                raise HttpResponseError(response=response, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_by_instance_pool.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/instancePools/{instancePoolName}/managedInstances"}  # type: ignore

    @distributed_trace
    def list(self, expand: Optional[str] = None, **kwargs: Any) -> Iterable["_models.ManagedInstance"]:
        """Gets a list of all managed instances in the subscription.

        :param expand: The child resources to include in the response. Default value is None.
        :type expand: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either ManagedInstance or the result of cls(response)
        :rtype: ~azure.core.paging.ItemPaged[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.ManagedInstanceListResult]

        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_list_request(
                    subscription_id=self._config.subscription_id,
                    expand=expand,
                    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)  # type: ignore

            else:
                request = HttpRequest("GET", next_link)
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore
                request.method = "GET"
            return request

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

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

            pipeline_response = self._client._pipeline.run(  # type: ignore # 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)
                raise HttpResponseError(response=response, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list.metadata = {"url": "/subscriptions/{subscriptionId}/providers/Microsoft.Sql/managedInstances"}  # type: ignore

    @distributed_trace
    def list_by_resource_group(
        self, resource_group_name: str, expand: Optional[str] = None, **kwargs: Any
    ) -> Iterable["_models.ManagedInstance"]:
        """Gets a list of managed instances in a resource group.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param expand: The child resources to include in the response. Default value is None.
        :type expand: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either ManagedInstance or the result of cls(response)
        :rtype: ~azure.core.paging.ItemPaged[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.ManagedInstanceListResult]

        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_list_by_resource_group_request(
                    resource_group_name=resource_group_name,
                    subscription_id=self._config.subscription_id,
                    expand=expand,
                    api_version=api_version,
                    template_url=self.list_by_resource_group.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore

            else:
                request = HttpRequest("GET", next_link)
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore
                request.method = "GET"
            return request

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

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

            pipeline_response = self._client._pipeline.run(  # type: ignore # 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)
                raise HttpResponseError(response=response, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_by_resource_group.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances"}  # type: ignore

    @distributed_trace
    def get(
        self, resource_group_name: str, managed_instance_name: str, expand: Optional[str] = None, **kwargs: Any
    ) -> _models.ManagedInstance:
        """Gets a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param expand: The child resources to include in the response. Default value is None.
        :type expand: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: ManagedInstance or the result of cls(response)
        :rtype: ~azure.mgmt.sql.models.ManagedInstance
        :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 = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.ManagedInstance]

        request = build_get_request(
            resource_group_name=resource_group_name,
            managed_instance_name=managed_instance_name,
            subscription_id=self._config.subscription_id,
            expand=expand,
            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)  # type: ignore

        pipeline_response = self._client._pipeline.run(  # type: ignore # 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)
            raise HttpResponseError(response=response, error_format=ARMErrorFormat)

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

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

        return deserialized

    get.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    def _create_or_update_initial(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: Union[_models.ManagedInstance, IO],
        **kwargs: Any
    ) -> Optional[_models.ManagedInstance]:
        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 = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        content_type = kwargs.pop("content_type", _headers.pop("Content-Type", None))  # type: Optional[str]
        cls = kwargs.pop("cls", None)  # type: ClsType[Optional[_models.ManagedInstance]]

        content_type = content_type or "application/json"
        _json = None
        _content = None
        if isinstance(parameters, (IO, bytes)):
            _content = parameters
        else:
            _json = self._serialize.body(parameters, "ManagedInstance")

        request = build_create_or_update_request(
            resource_group_name=resource_group_name,
            managed_instance_name=managed_instance_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_initial.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)  # type: ignore

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

        response = pipeline_response.http_response

        if response.status_code not in [200, 201, 202]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            raise HttpResponseError(response=response, error_format=ARMErrorFormat)

        deserialized = None
        if response.status_code == 200:
            deserialized = self._deserialize("ManagedInstance", pipeline_response)

        if response.status_code == 201:
            deserialized = self._deserialize("ManagedInstance", pipeline_response)

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

        return deserialized

    _create_or_update_initial.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    @overload
    def begin_create_or_update(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: _models.ManagedInstance,
        *,
        content_type: str = "application/json",
        **kwargs: Any
    ) -> LROPoller[_models.ManagedInstance]:
        """Creates or updates a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param parameters: The requested managed instance resource state. Required.
        :type parameters: ~azure.mgmt.sql.models.ManagedInstance
        :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
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either ManagedInstance or the result of
         cls(response)
        :rtype: ~azure.core.polling.LROPoller[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """

    @overload
    def begin_create_or_update(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: IO,
        *,
        content_type: str = "application/json",
        **kwargs: Any
    ) -> LROPoller[_models.ManagedInstance]:
        """Creates or updates a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param parameters: The requested managed instance resource state. Required.
        :type parameters: 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
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either ManagedInstance or the result of
         cls(response)
        :rtype: ~azure.core.polling.LROPoller[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """

    @distributed_trace
    def begin_create_or_update(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: Union[_models.ManagedInstance, IO],
        **kwargs: Any
    ) -> LROPoller[_models.ManagedInstance]:
        """Creates or updates a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param parameters: The requested managed instance resource state. Is either a model type or a
         IO type. Required.
        :type parameters: ~azure.mgmt.sql.models.ManagedInstance 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
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either ManagedInstance or the result of
         cls(response)
        :rtype: ~azure.core.polling.LROPoller[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        content_type = kwargs.pop("content_type", _headers.pop("Content-Type", None))  # type: Optional[str]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.ManagedInstance]
        polling = kwargs.pop("polling", True)  # type: Union[bool, PollingMethod]
        lro_delay = kwargs.pop("polling_interval", self._config.polling_interval)
        cont_token = kwargs.pop("continuation_token", None)  # type: Optional[str]
        if cont_token is None:
            raw_result = self._create_or_update_initial(  # type: ignore
                resource_group_name=resource_group_name,
                managed_instance_name=managed_instance_name,
                parameters=parameters,
                api_version=api_version,
                content_type=content_type,
                cls=lambda x, y, z: x,
                headers=_headers,
                params=_params,
                **kwargs
            )
        kwargs.pop("error_map", None)

        def get_long_running_output(pipeline_response):
            deserialized = self._deserialize("ManagedInstance", pipeline_response)
            if cls:
                return cls(pipeline_response, deserialized, {})
            return deserialized

        if polling is True:
            polling_method = cast(PollingMethod, ARMPolling(lro_delay, **kwargs))  # type: PollingMethod
        elif polling is False:
            polling_method = cast(PollingMethod, NoPolling())
        else:
            polling_method = polling
        if cont_token:
            return LROPoller.from_continuation_token(
                polling_method=polling_method,
                continuation_token=cont_token,
                client=self._client,
                deserialization_callback=get_long_running_output,
            )
        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)

    begin_create_or_update.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    def _delete_initial(  # pylint: disable=inconsistent-return-statements
        self, resource_group_name: str, managed_instance_name: str, **kwargs: Any
    ) -> None:
        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 = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[None]

        request = build_delete_request(
            resource_group_name=resource_group_name,
            managed_instance_name=managed_instance_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            template_url=self._delete_initial.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)  # type: ignore

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

        response = pipeline_response.http_response

        if response.status_code not in [200, 202, 204]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            raise HttpResponseError(response=response, error_format=ARMErrorFormat)

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

    _delete_initial.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    @distributed_trace
    def begin_delete(self, resource_group_name: str, managed_instance_name: str, **kwargs: Any) -> LROPoller[None]:
        """Deletes a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either None or the result of cls(response)
        :rtype: ~azure.core.polling.LROPoller[None]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[None]
        polling = kwargs.pop("polling", True)  # type: Union[bool, PollingMethod]
        lro_delay = kwargs.pop("polling_interval", self._config.polling_interval)
        cont_token = kwargs.pop("continuation_token", None)  # type: Optional[str]
        if cont_token is None:
            raw_result = self._delete_initial(  # type: ignore
                resource_group_name=resource_group_name,
                managed_instance_name=managed_instance_name,
                api_version=api_version,
                cls=lambda x, y, z: x,
                headers=_headers,
                params=_params,
                **kwargs
            )
        kwargs.pop("error_map", None)

        def get_long_running_output(pipeline_response):  # pylint: disable=inconsistent-return-statements
            if cls:
                return cls(pipeline_response, None, {})

        if polling is True:
            polling_method = cast(PollingMethod, ARMPolling(lro_delay, **kwargs))  # type: PollingMethod
        elif polling is False:
            polling_method = cast(PollingMethod, NoPolling())
        else:
            polling_method = polling
        if cont_token:
            return LROPoller.from_continuation_token(
                polling_method=polling_method,
                continuation_token=cont_token,
                client=self._client,
                deserialization_callback=get_long_running_output,
            )
        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)

    begin_delete.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    def _update_initial(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: Union[_models.ManagedInstanceUpdate, IO],
        **kwargs: Any
    ) -> Optional[_models.ManagedInstance]:
        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 = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        content_type = kwargs.pop("content_type", _headers.pop("Content-Type", None))  # type: Optional[str]
        cls = kwargs.pop("cls", None)  # type: ClsType[Optional[_models.ManagedInstance]]

        content_type = content_type or "application/json"
        _json = None
        _content = None
        if isinstance(parameters, (IO, bytes)):
            _content = parameters
        else:
            _json = self._serialize.body(parameters, "ManagedInstanceUpdate")

        request = build_update_request(
            resource_group_name=resource_group_name,
            managed_instance_name=managed_instance_name,
            subscription_id=self._config.subscription_id,
            api_version=api_version,
            content_type=content_type,
            json=_json,
            content=_content,
            template_url=self._update_initial.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)  # type: ignore

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

        response = pipeline_response.http_response

        if response.status_code not in [200, 202]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            raise HttpResponseError(response=response, error_format=ARMErrorFormat)

        deserialized = None
        if response.status_code == 200:
            deserialized = self._deserialize("ManagedInstance", pipeline_response)

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

        return deserialized

    _update_initial.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    @overload
    def begin_update(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: _models.ManagedInstanceUpdate,
        *,
        content_type: str = "application/json",
        **kwargs: Any
    ) -> LROPoller[_models.ManagedInstance]:
        """Updates a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param parameters: The requested managed instance resource state. Required.
        :type parameters: ~azure.mgmt.sql.models.ManagedInstanceUpdate
        :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
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either ManagedInstance or the result of
         cls(response)
        :rtype: ~azure.core.polling.LROPoller[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """

    @overload
    def begin_update(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: IO,
        *,
        content_type: str = "application/json",
        **kwargs: Any
    ) -> LROPoller[_models.ManagedInstance]:
        """Updates a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param parameters: The requested managed instance resource state. Required.
        :type parameters: 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
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either ManagedInstance or the result of
         cls(response)
        :rtype: ~azure.core.polling.LROPoller[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """

    @distributed_trace
    def begin_update(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        parameters: Union[_models.ManagedInstanceUpdate, IO],
        **kwargs: Any
    ) -> LROPoller[_models.ManagedInstance]:
        """Updates a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param parameters: The requested managed instance resource state. Is either a model type or a
         IO type. Required.
        :type parameters: ~azure.mgmt.sql.models.ManagedInstanceUpdate 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
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either ManagedInstance or the result of
         cls(response)
        :rtype: ~azure.core.polling.LROPoller[~azure.mgmt.sql.models.ManagedInstance]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = case_insensitive_dict(kwargs.pop("headers", {}) or {})
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        content_type = kwargs.pop("content_type", _headers.pop("Content-Type", None))  # type: Optional[str]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.ManagedInstance]
        polling = kwargs.pop("polling", True)  # type: Union[bool, PollingMethod]
        lro_delay = kwargs.pop("polling_interval", self._config.polling_interval)
        cont_token = kwargs.pop("continuation_token", None)  # type: Optional[str]
        if cont_token is None:
            raw_result = self._update_initial(  # type: ignore
                resource_group_name=resource_group_name,
                managed_instance_name=managed_instance_name,
                parameters=parameters,
                api_version=api_version,
                content_type=content_type,
                cls=lambda x, y, z: x,
                headers=_headers,
                params=_params,
                **kwargs
            )
        kwargs.pop("error_map", None)

        def get_long_running_output(pipeline_response):
            deserialized = self._deserialize("ManagedInstance", pipeline_response)
            if cls:
                return cls(pipeline_response, deserialized, {})
            return deserialized

        if polling is True:
            polling_method = cast(PollingMethod, ARMPolling(lro_delay, **kwargs))  # type: PollingMethod
        elif polling is False:
            polling_method = cast(PollingMethod, NoPolling())
        else:
            polling_method = polling
        if cont_token:
            return LROPoller.from_continuation_token(
                polling_method=polling_method,
                continuation_token=cont_token,
                client=self._client,
                deserialization_callback=get_long_running_output,
            )
        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)

    begin_update.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}"}  # type: ignore

    @distributed_trace
    def list_by_managed_instance(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        number_of_queries: Optional[int] = None,
        databases: Optional[str] = None,
        start_time: Optional[str] = None,
        end_time: Optional[str] = None,
        interval: Optional[Union[str, _models.QueryTimeGrainType]] = None,
        aggregation_function: Optional[Union[str, _models.AggregationFunctionType]] = None,
        observation_metric: Optional[Union[str, _models.MetricType]] = None,
        **kwargs: Any
    ) -> Iterable["_models.TopQueries"]:
        """Get top resource consuming queries of a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance. Required.
        :type managed_instance_name: str
        :param number_of_queries: How many 'top queries' to return. Default is 5. Default value is
         None.
        :type number_of_queries: int
        :param databases: Comma separated list of databases to be included into search. All DB's are
         included if this parameter is not specified. Default value is None.
        :type databases: str
        :param start_time: Start time for observed period. Default value is None.
        :type start_time: str
        :param end_time: End time for observed period. Default value is None.
        :type end_time: str
        :param interval: The time step to be used to summarize the metric values. Default value is
         PT1H. Known values are: "PT1H" and "P1D". Default value is None.
        :type interval: str or ~azure.mgmt.sql.models.QueryTimeGrainType
        :param aggregation_function: Aggregation function to be used, default value is 'sum'. Known
         values are: "avg", "min", "max", "stdev", and "sum". Default value is None.
        :type aggregation_function: str or ~azure.mgmt.sql.models.AggregationFunctionType
        :param observation_metric: Metric to be used for ranking top queries. Default is 'cpu'. Known
         values are: "cpu", "io", "logIo", "duration", and "dtu". Default value is None.
        :type observation_metric: str or ~azure.mgmt.sql.models.MetricType
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either TopQueries or the result of cls(response)
        :rtype: ~azure.core.paging.ItemPaged[~azure.mgmt.sql.models.TopQueries]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[_models.TopQueriesListResult]

        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_list_by_managed_instance_request(
                    resource_group_name=resource_group_name,
                    managed_instance_name=managed_instance_name,
                    subscription_id=self._config.subscription_id,
                    number_of_queries=number_of_queries,
                    databases=databases,
                    start_time=start_time,
                    end_time=end_time,
                    interval=interval,
                    aggregation_function=aggregation_function,
                    observation_metric=observation_metric,
                    api_version=api_version,
                    template_url=self.list_by_managed_instance.metadata["url"],
                    headers=_headers,
                    params=_params,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore

            else:
                request = HttpRequest("GET", next_link)
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)  # type: ignore
                request.method = "GET"
            return request

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

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

            pipeline_response = self._client._pipeline.run(  # type: ignore # 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)
                raise HttpResponseError(response=response, error_format=ARMErrorFormat)

            return pipeline_response

        return ItemPaged(get_next, extract_data)

    list_by_managed_instance.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/topqueries"}  # type: ignore

    def _failover_initial(  # pylint: disable=inconsistent-return-statements
        self,
        resource_group_name: str,
        managed_instance_name: str,
        replica_type: Optional[Union[str, _models.ReplicaType]] = None,
        **kwargs: Any
    ) -> None:
        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 = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[None]

        request = build_failover_request(
            resource_group_name=resource_group_name,
            managed_instance_name=managed_instance_name,
            subscription_id=self._config.subscription_id,
            replica_type=replica_type,
            api_version=api_version,
            template_url=self._failover_initial.metadata["url"],
            headers=_headers,
            params=_params,
        )
        request = _convert_request(request)
        request.url = self._client.format_url(request.url)  # type: ignore

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

        response = pipeline_response.http_response

        if response.status_code not in [200, 202]:
            map_error(status_code=response.status_code, response=response, error_map=error_map)
            raise HttpResponseError(response=response, error_format=ARMErrorFormat)

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

    _failover_initial.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/failover"}  # type: ignore

    @distributed_trace
    def begin_failover(
        self,
        resource_group_name: str,
        managed_instance_name: str,
        replica_type: Optional[Union[str, _models.ReplicaType]] = None,
        **kwargs: Any
    ) -> LROPoller[None]:
        """Failovers a managed instance.

        :param resource_group_name: The name of the resource group that contains the resource. You can
         obtain this value from the Azure Resource Manager API or the portal. Required.
        :type resource_group_name: str
        :param managed_instance_name: The name of the managed instance to failover. Required.
        :type managed_instance_name: str
        :param replica_type: The type of replica to be failed over. Known values are: "Primary" and
         "ReadableSecondary". Default value is None.
        :type replica_type: str or ~azure.mgmt.sql.models.ReplicaType
        :keyword callable cls: A custom type or function that will be passed the direct response
        :keyword str continuation_token: A continuation token to restart a poller from a saved state.
        :keyword polling: By default, your polling method will be ARMPolling. Pass in False for this
         operation to not poll, or pass in your own initialized polling object for a personal polling
         strategy.
        :paramtype polling: bool or ~azure.core.polling.PollingMethod
        :keyword int polling_interval: Default waiting time between two polls for LRO operations if no
         Retry-After header is present.
        :return: An instance of LROPoller that returns either None or the result of cls(response)
        :rtype: ~azure.core.polling.LROPoller[None]
        :raises ~azure.core.exceptions.HttpResponseError:
        """
        _headers = kwargs.pop("headers", {}) or {}
        _params = case_insensitive_dict(kwargs.pop("params", {}) or {})

        api_version = kwargs.pop(
            "api_version", _params.pop("api-version", "2021-05-01-preview")
        )  # type: Literal["2021-05-01-preview"]
        cls = kwargs.pop("cls", None)  # type: ClsType[None]
        polling = kwargs.pop("polling", True)  # type: Union[bool, PollingMethod]
        lro_delay = kwargs.pop("polling_interval", self._config.polling_interval)
        cont_token = kwargs.pop("continuation_token", None)  # type: Optional[str]
        if cont_token is None:
            raw_result = self._failover_initial(  # type: ignore
                resource_group_name=resource_group_name,
                managed_instance_name=managed_instance_name,
                replica_type=replica_type,
                api_version=api_version,
                cls=lambda x, y, z: x,
                headers=_headers,
                params=_params,
                **kwargs
            )
        kwargs.pop("error_map", None)

        def get_long_running_output(pipeline_response):  # pylint: disable=inconsistent-return-statements
            if cls:
                return cls(pipeline_response, None, {})

        if polling is True:
            polling_method = cast(PollingMethod, ARMPolling(lro_delay, **kwargs))  # type: PollingMethod
        elif polling is False:
            polling_method = cast(PollingMethod, NoPolling())
        else:
            polling_method = polling
        if cont_token:
            return LROPoller.from_continuation_token(
                polling_method=polling_method,
                continuation_token=cont_token,
                client=self._client,
                deserialization_callback=get_long_running_output,
            )
        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)

    begin_failover.metadata = {"url": "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/failover"}  # type: ignore
