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

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
from azure.core.rest import HttpRequest
from azure.core.tracing.decorator import distributed_trace

from ... import models as _models
from ..._vendor import _convert_request
from ...operations._service_operations import build_list_file_systems_request
T = TypeVar('T')
ClsType = Optional[Callable[[PipelineResponse[HttpRequest, AsyncHttpResponse], T, Dict[str, Any]], Any]]

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

        Instead, you should access the following operations through
        :class:`~azure.storage.filedatalake.aio.AzureDataLakeStorageRESTAPI`'s
        :attr:`service` attribute.
    """

    models = _models

    def __init__(self, *args, **kwargs) -> None:
        args = list(args)
        self._client = args.pop(0) if args else kwargs.pop("client")
        self._config = args.pop(0) if args else kwargs.pop("config")
        self._serialize = args.pop(0) if args else kwargs.pop("serializer")
        self._deserialize = args.pop(0) if args else kwargs.pop("deserializer")


    @distributed_trace
    def list_file_systems(
        self,
        prefix: Optional[str] = None,
        continuation: Optional[str] = None,
        max_results: Optional[int] = None,
        request_id_parameter: Optional[str] = None,
        timeout: Optional[int] = None,
        **kwargs: Any
    ) -> AsyncIterable["_models.FileSystemList"]:
        """List FileSystems.

        List filesystems and their properties in given account.

        :param prefix: Filters results to filesystems within the specified prefix. Default value is
         None.
        :type prefix: str
        :param continuation: Optional.  When deleting a directory, the number of paths that are deleted
         with each invocation is limited.  If the number of paths to be deleted exceeds this limit, a
         continuation token is returned in this response header.  When a continuation token is returned
         in the response, it must be specified in a subsequent invocation of the delete operation to
         continue deleting the directory. Default value is None.
        :type continuation: str
        :param max_results: An optional value that specifies the maximum number of items to return. If
         omitted or greater than 5,000, the response will include up to 5,000 items. Default value is
         None.
        :type max_results: int
        :param request_id_parameter: Provides a client-generated, opaque value with a 1 KB character
         limit that is recorded in the analytics logs when storage analytics logging is enabled. Default
         value is None.
        :type request_id_parameter: str
        :param timeout: The timeout parameter is expressed in seconds. For more information, see
         :code:`<a
         href="https://docs.microsoft.com/en-us/rest/api/storageservices/fileservices/setting-timeouts-for-blob-service-operations">Setting
         Timeouts for Blob Service Operations.</a>`. Default value is None.
        :type timeout: int
        :keyword resource: The value must be "account" for all account operations. Default value is
         "account". Note that overriding this default value may result in unsupported behavior.
        :paramtype resource: str
        :keyword callable cls: A custom type or function that will be passed the direct response
        :return: An iterator like instance of either FileSystemList or the result of cls(response)
        :rtype:
         ~azure.core.async_paging.AsyncItemPaged[~azure.storage.filedatalake.models.FileSystemList]
        :raises: ~azure.core.exceptions.HttpResponseError
        """
        resource = kwargs.pop('resource', "account")  # type: str

        cls = kwargs.pop('cls', None)  # type: ClsType["_models.FileSystemList"]
        error_map = {
            401: ClientAuthenticationError, 404: ResourceNotFoundError, 409: ResourceExistsError
        }
        error_map.update(kwargs.pop('error_map', {}))
        def prepare_request(next_link=None):
            if not next_link:
                
                request = build_list_file_systems_request(
                    url=self._config.url,
                    resource=resource,
                    version=self._config.version,
                    prefix=prefix,
                    continuation=continuation,
                    max_results=max_results,
                    request_id_parameter=request_id_parameter,
                    timeout=timeout,
                    template_url=self.list_file_systems.metadata['url'],
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)

            else:
                
                request = build_list_file_systems_request(
                    url=self._config.url,
                    resource=resource,
                    version=self._config.version,
                    prefix=prefix,
                    continuation=continuation,
                    max_results=max_results,
                    request_id_parameter=request_id_parameter,
                    timeout=timeout,
                    template_url=next_link,
                )
                request = _convert_request(request)
                request.url = self._client.format_url(request.url)
                request.method = "GET"
            return request

        async def extract_data(pipeline_response):
            deserialized = self._deserialize("FileSystemList", pipeline_response)
            list_of_elem = deserialized.filesystems
            if cls:
                list_of_elem = cls(list_of_elem)
            return None, AsyncList(list_of_elem)

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

            pipeline_response = await 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.StorageError, pipeline_response)
                raise HttpResponseError(response=response, model=error)

            return pipeline_response


        return AsyncItemPaged(
            get_next, extract_data
        )
    list_file_systems.metadata = {'url': "{url}/"}  # type: ignore
