# 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.
# --------------------------------------------------------------------------
from typing import Any, AsyncIterable, Callable, Dict, Generic, Optional, TypeVar
import warnings

from azure.core.async_paging import AsyncItemPaged, AsyncList
from azure.core.exceptions import ClientAuthenticationError, HttpResponseError, ResourceExistsError, ResourceNotFoundError, map_error
from azure.core.pipeline import PipelineResponse
from azure.core.pipeline.transport import AsyncHttpResponse, HttpRequest
from azure.mgmt.core.exceptions import ARMErrorFormat

from ... import models as _models

T = TypeVar('T')
ClsType = Optional[Callable[[PipelineResponse[HttpRequest, AsyncHttpResponse], T, Dict[str, Any]], Any]]

class RecommendationsOperations:
    """RecommendationsOperations async operations.

    You should not instantiate this class directly. Instead, you should create a Client instance that
    instantiates it for you and attaches it as an attribute.

    :ivar models: Alias to model classes used in this operation group.
    :type models: ~azure.mgmt.advisor.models
    :param client: Client for service requests.
    :param config: Configuration of service client.
    :param serializer: An object model serializer.
    :param deserializer: An object model deserializer.
    """

    models = _models

    def __init__(self, client, config, serializer, deserializer) -> None:
        self._client = client
        self._serialize = serializer
        self._deserialize = deserializer
        self._config = config

    async def generate(
        self,
        **kwargs
    ) -> None:
        """Initiates the recommendation generation or computation process for a subscription. This
        operation is asynchronous. The generated recommendations are stored in a cache in the Advisor
        service.

        :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
        """
        cls = kwargs.pop('cls', None)  # type: ClsType[None]
        error_map = {
            401: ClientAuthenticationError, 404: ResourceNotFoundError, 409: ResourceExistsError
        }
        error_map.update(kwargs.pop('error_map', {}))
        api_version = "2020-01-01"

        # Construct URL
        url = self.generate.metadata['url']  # type: ignore
        path_format_arguments = {
            'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
        }
        url = self._client.format_url(url, **path_format_arguments)

        # Construct parameters
        query_parameters = {}  # type: Dict[str, Any]
        query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')

        # Construct headers
        header_parameters = {}  # type: Dict[str, Any]

        request = self._client.post(url, query_parameters, header_parameters)
        pipeline_response = await self._client._pipeline.run(request, stream=False, **kwargs)
        response = pipeline_response.http_response

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

        response_headers = {}
        response_headers['Location']=self._deserialize('str', response.headers.get('Location'))
        response_headers['Retry-After']=self._deserialize('str', response.headers.get('Retry-After'))

        if cls:
            return cls(pipeline_response, None, response_headers)

    generate.metadata = {'url': '/subscriptions/{subscriptionId}/providers/Microsoft.Advisor/generateRecommendations'}  # type: ignore

    async def get_generate_status(
        self,
        operation_id: str,
        **kwargs
    ) -> None:
        """Retrieves the status of the recommendation computation or generation process. Invoke this API
        after calling the generation recommendation. The URI of this API is returned in the Location
        field of the response header.

        :param operation_id: The operation ID, which can be found from the Location field in the
         generate recommendation response header.
        :type operation_id: 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
        """
        cls = kwargs.pop('cls', None)  # type: ClsType[None]
        error_map = {
            401: ClientAuthenticationError, 404: ResourceNotFoundError, 409: ResourceExistsError
        }
        error_map.update(kwargs.pop('error_map', {}))
        api_version = "2020-01-01"

        # Construct URL
        url = self.get_generate_status.metadata['url']  # type: ignore
        path_format_arguments = {
            'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
            'operationId': self._serialize.url("operation_id", operation_id, 'str'),
        }
        url = self._client.format_url(url, **path_format_arguments)

        # Construct parameters
        query_parameters = {}  # type: Dict[str, Any]
        query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')

        # Construct headers
        header_parameters = {}  # type: Dict[str, Any]

        request = self._client.get(url, query_parameters, header_parameters)
        pipeline_response = await self._client._pipeline.run(request, stream=False, **kwargs)
        response = pipeline_response.http_response

        if response.status_code not in [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, {})

    get_generate_status.metadata = {'url': '/subscriptions/{subscriptionId}/providers/Microsoft.Advisor/generateRecommendations/{operationId}'}  # type: ignore

    def list(
        self,
        filter: Optional[str] = None,
        top: Optional[int] = None,
        skip_token: Optional[str] = None,
        **kwargs
    ) -> AsyncIterable["_models.ResourceRecommendationBaseListResult"]:
        """Obtains cached recommendations for a subscription. The recommendations are generated or
        computed by invoking generateRecommendations.

        :param filter: The filter to apply to the recommendations.:code:`<br>`Filter can be applied to
         properties ['ResourceId', 'ResourceGroup', 'RecommendationTypeGuid', '\ `Category
         <#category>`_\ '] with operators ['eq', 'and', 'or'].:code:`<br>`Example::code:`<br>`-
         $filter=Category eq 'Cost' and ResourceGroup eq 'MyResourceGroup'.
        :type filter: str
        :param top: The number of recommendations per page if a paged version of this API is being
         used.
        :type top: int
        :param skip_token: The page-continuation token to use with a paged version of this API.
        :type skip_token: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either ResourceRecommendationBaseListResult or the result of cls(response)
        :rtype: ~azure.core.async_paging.AsyncItemPaged[~azure.mgmt.advisor.models.ResourceRecommendationBaseListResult]
        :raises: ~azure.core.exceptions.HttpResponseError
        """
        cls = kwargs.pop('cls', None)  # type: ClsType["_models.ResourceRecommendationBaseListResult"]
        error_map = {
            401: ClientAuthenticationError, 404: ResourceNotFoundError, 409: ResourceExistsError
        }
        error_map.update(kwargs.pop('error_map', {}))
        api_version = "2020-01-01"
        accept = "application/json"

        def prepare_request(next_link=None):
            # Construct headers
            header_parameters = {}  # type: Dict[str, Any]
            header_parameters['Accept'] = self._serialize.header("accept", accept, 'str')

            if not next_link:
                # Construct URL
                url = self.list.metadata['url']  # type: ignore
                path_format_arguments = {
                    'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
                }
                url = self._client.format_url(url, **path_format_arguments)
                # Construct parameters
                query_parameters = {}  # type: Dict[str, Any]
                query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')
                if filter is not None:
                    query_parameters['$filter'] = self._serialize.query("filter", filter, 'str')
                if top is not None:
                    query_parameters['$top'] = self._serialize.query("top", top, 'int')
                if skip_token is not None:
                    query_parameters['$skipToken'] = self._serialize.query("skip_token", skip_token, 'str')

                request = self._client.get(url, query_parameters, header_parameters)
            else:
                url = next_link
                query_parameters = {}  # type: Dict[str, Any]
                request = self._client.get(url, query_parameters, header_parameters)
            return request

        async def extract_data(pipeline_response):
            deserialized = self._deserialize('ResourceRecommendationBaseListResult', pipeline_response)
            list_of_elem = deserialized.value
            if cls:
                list_of_elem = cls(list_of_elem)
            return deserialized.next_link or None, AsyncList(list_of_elem)

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

            pipeline_response = await self._client._pipeline.run(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 AsyncItemPaged(
            get_next, extract_data
        )
    list.metadata = {'url': '/subscriptions/{subscriptionId}/providers/Microsoft.Advisor/recommendations'}  # type: ignore

    async def get(
        self,
        resource_uri: str,
        recommendation_id: str,
        **kwargs
    ) -> "_models.ResourceRecommendationBase":
        """Obtains details of a cached recommendation.

        :param resource_uri: The fully qualified Azure Resource Manager identifier of the resource to
         which the recommendation applies.
        :type resource_uri: str
        :param recommendation_id: The recommendation ID.
        :type recommendation_id: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: ResourceRecommendationBase, or the result of cls(response)
        :rtype: ~azure.mgmt.advisor.models.ResourceRecommendationBase
        :raises: ~azure.core.exceptions.HttpResponseError
        """
        cls = kwargs.pop('cls', None)  # type: ClsType["_models.ResourceRecommendationBase"]
        error_map = {
            401: ClientAuthenticationError, 404: ResourceNotFoundError, 409: ResourceExistsError
        }
        error_map.update(kwargs.pop('error_map', {}))
        api_version = "2020-01-01"
        accept = "application/json"

        # Construct URL
        url = self.get.metadata['url']  # type: ignore
        path_format_arguments = {
            'resourceUri': self._serialize.url("resource_uri", resource_uri, 'str'),
            'recommendationId': self._serialize.url("recommendation_id", recommendation_id, 'str'),
        }
        url = self._client.format_url(url, **path_format_arguments)

        # Construct parameters
        query_parameters = {}  # type: Dict[str, Any]
        query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')

        # Construct headers
        header_parameters = {}  # type: Dict[str, Any]
        header_parameters['Accept'] = self._serialize.header("accept", accept, 'str')

        request = self._client.get(url, query_parameters, header_parameters)
        pipeline_response = await self._client._pipeline.run(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('ResourceRecommendationBase', pipeline_response)

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

        return deserialized
    get.metadata = {'url': '/{resourceUri}/providers/Microsoft.Advisor/recommendations/{recommendationId}'}  # type: ignore
