// This is a generated file (see the discoveryapis_generator project).

// ignore_for_file: camel_case_types
// ignore_for_file: comment_references
// ignore_for_file: directives_ordering
// ignore_for_file: file_names
// ignore_for_file: library_names
// ignore_for_file: lines_longer_than_80_chars
// ignore_for_file: non_constant_identifier_names
// ignore_for_file: prefer_expression_function_bodies
// ignore_for_file: prefer_final_locals
// ignore_for_file: prefer_interpolation_to_compose_strings
// ignore_for_file: unnecessary_brace_in_string_interps
// ignore_for_file: unnecessary_cast
// ignore_for_file: unnecessary_lambdas
// ignore_for_file: unnecessary_parenthesis
// ignore_for_file: unnecessary_string_interpolations

library googleapis.datastore.v1;

import 'dart:core' as core;
import 'dart:async' as async;
import 'dart:convert' as convert;

import 'package:_discoveryapis_commons/_discoveryapis_commons.dart' as commons;
import 'package:http/http.dart' as http;

export 'package:_discoveryapis_commons/_discoveryapis_commons.dart'
    show ApiRequestError, DetailedApiRequestError;

const userAgent = 'dart-api-client datastore/v1';

/// Accesses the schemaless NoSQL database to provide fully managed, robust,
/// scalable storage for your application.
class DatastoreApi {
  /// View and manage your data across Google Cloud Platform services
  static const cloudPlatformScope =
      'https://www.googleapis.com/auth/cloud-platform';

  /// View and manage your Google Cloud Datastore data
  static const datastoreScope = 'https://www.googleapis.com/auth/datastore';

  final commons.ApiRequester _requester;

  ProjectsResourceApi get projects => ProjectsResourceApi(_requester);

  DatastoreApi(http.Client client,
      {core.String rootUrl = 'https://datastore.googleapis.com/',
      core.String servicePath = ''})
      : _requester =
            commons.ApiRequester(client, rootUrl, servicePath, userAgent);
}

class ProjectsResourceApi {
  final commons.ApiRequester _requester;

  ProjectsIndexesResourceApi get indexes =>
      ProjectsIndexesResourceApi(_requester);
  ProjectsOperationsResourceApi get operations =>
      ProjectsOperationsResourceApi(_requester);

  ProjectsResourceApi(commons.ApiRequester client) : _requester = client;

  /// Allocates IDs for the given keys, which is useful for referencing an
  /// entity before it is inserted.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [AllocateIdsResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<AllocateIdsResponse> allocateIds(
    AllocateIdsRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':allocateIds';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => AllocateIdsResponse.fromJson(data));
  }

  /// Begins a new transaction.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [BeginTransactionResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<BeginTransactionResponse> beginTransaction(
    BeginTransactionRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':beginTransaction';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => BeginTransactionResponse.fromJson(data));
  }

  /// Commits a transaction, optionally creating, deleting or modifying some
  /// entities.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [CommitResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<CommitResponse> commit(
    CommitRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':commit';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => CommitResponse.fromJson(data));
  }

  /// Exports a copy of all or a subset of entities from Google Cloud Datastore
  /// to another storage system, such as Google Cloud Storage. Recent updates to
  /// entities may not be reflected in the export. The export occurs in the
  /// background and its progress can be monitored and managed via the Operation
  /// resource that is created. The output of an export may only be used once
  /// the associated operation is done. If an export operation is cancelled
  /// before completion it may leave partial data behind in Google Cloud
  /// Storage.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. Project ID against which to make the request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleLongrunningOperation].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleLongrunningOperation> export(
    GoogleDatastoreAdminV1ExportEntitiesRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':export';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => GoogleLongrunningOperation.fromJson(data));
  }

  /// Imports entities into Google Cloud Datastore. Existing entities with the
  /// same key are overwritten. The import occurs in the background and its
  /// progress can be monitored and managed via the Operation resource that is
  /// created. If an ImportEntities operation is cancelled, it is possible that
  /// a subset of the data has already been imported to Cloud Datastore.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. Project ID against which to make the request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleLongrunningOperation].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleLongrunningOperation> import(
    GoogleDatastoreAdminV1ImportEntitiesRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':import';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => GoogleLongrunningOperation.fromJson(data));
  }

  /// Looks up entities by key.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [LookupResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<LookupResponse> lookup(
    LookupRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':lookup';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => LookupResponse.fromJson(data));
  }

  /// Prevents the supplied keys' IDs from being auto-allocated by Cloud
  /// Datastore.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [ReserveIdsResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<ReserveIdsResponse> reserveIds(
    ReserveIdsRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':reserveIds';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => ReserveIdsResponse.fromJson(data));
  }

  /// Rolls back a transaction.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [RollbackResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<RollbackResponse> rollback(
    RollbackRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':rollback';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => RollbackResponse.fromJson(data));
  }

  /// Queries for entities.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Required. The ID of the project against which to make the
  /// request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [RunQueryResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<RunQueryResponse> runQuery(
    RunQueryRequest request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        ':runQuery';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => RunQueryResponse.fromJson(data));
  }
}

class ProjectsIndexesResourceApi {
  final commons.ApiRequester _requester;

  ProjectsIndexesResourceApi(commons.ApiRequester client) : _requester = client;

  /// Creates the specified index. A newly created index's initial state is
  /// `CREATING`. On completion of the returned google.longrunning.Operation,
  /// the state will be `READY`. If the index already exists, the call will
  /// return an `ALREADY_EXISTS` status. During index creation, the process
  /// could result in an error, in which case the index will move to the `ERROR`
  /// state. The process can be recovered by fixing the data that caused the
  /// error, removing the index with delete, then re-creating the index with
  /// create. Indexes with a single property cannot be created.
  ///
  /// [request] - The metadata request object.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Project ID against which to make the request.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleLongrunningOperation].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleLongrunningOperation> create(
    GoogleDatastoreAdminV1Index request,
    core.String projectId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (request != null) {
      _body = convert.json.encode(request.toJson());
    }
    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        '/indexes';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => GoogleLongrunningOperation.fromJson(data));
  }

  /// Deletes an existing index. An index can only be deleted if it is in a
  /// `READY` or `ERROR` state. On successful execution of the request, the
  /// index will be in a `DELETING` state. And on completion of the returned
  /// google.longrunning.Operation, the index will be removed. During index
  /// deletion, the process could result in an error, in which case the index
  /// will move to the `ERROR` state. The process can be recovered by fixing the
  /// data that caused the error, followed by calling delete again.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Project ID against which to make the request.
  ///
  /// [indexId] - The resource ID of the index to delete.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleLongrunningOperation].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleLongrunningOperation> delete(
    core.String projectId,
    core.String indexId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if (indexId == null) {
      throw core.ArgumentError('Parameter indexId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        '/indexes/' +
        commons.Escaper.ecapeVariable('$indexId');

    final _response = _requester.request(
      _url,
      'DELETE',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => GoogleLongrunningOperation.fromJson(data));
  }

  /// Gets an index.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Project ID against which to make the request.
  ///
  /// [indexId] - The resource ID of the index to get.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleDatastoreAdminV1Index].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleDatastoreAdminV1Index> get(
    core.String projectId,
    core.String indexId, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if (indexId == null) {
      throw core.ArgumentError('Parameter indexId is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        '/indexes/' +
        commons.Escaper.ecapeVariable('$indexId');

    final _response = _requester.request(
      _url,
      'GET',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => GoogleDatastoreAdminV1Index.fromJson(data));
  }

  /// Lists the indexes that match the specified filters. Datastore uses an
  /// eventually consistent query to fetch the list of indexes and may
  /// occasionally return stale results.
  ///
  /// Request parameters:
  ///
  /// [projectId] - Project ID against which to make the request.
  ///
  /// [filter] - null
  ///
  /// [pageSize] - The maximum number of items to return. If zero, then all
  /// results will be returned.
  ///
  /// [pageToken] - The next_page_token value returned from a previous List
  /// request, if any.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleDatastoreAdminV1ListIndexesResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleDatastoreAdminV1ListIndexesResponse> list(
    core.String projectId, {
    core.String filter,
    core.int pageSize,
    core.String pageToken,
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (projectId == null) {
      throw core.ArgumentError('Parameter projectId is required.');
    }
    if (filter != null) {
      _queryParams['filter'] = [filter];
    }
    if (pageSize != null) {
      _queryParams['pageSize'] = ['${pageSize}'];
    }
    if (pageToken != null) {
      _queryParams['pageToken'] = [pageToken];
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/projects/' +
        commons.Escaper.ecapeVariable('$projectId') +
        '/indexes';

    final _response = _requester.request(
      _url,
      'GET',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then(
        (data) => GoogleDatastoreAdminV1ListIndexesResponse.fromJson(data));
  }
}

class ProjectsOperationsResourceApi {
  final commons.ApiRequester _requester;

  ProjectsOperationsResourceApi(commons.ApiRequester client)
      : _requester = client;

  /// Starts asynchronous cancellation on a long-running operation. The server
  /// makes a best effort to cancel the operation, but success is not
  /// guaranteed. If the server doesn't support this method, it returns
  /// `google.rpc.Code.UNIMPLEMENTED`. Clients can use Operations.GetOperation
  /// or other methods to check whether the cancellation succeeded or whether
  /// the operation completed despite cancellation. On successful cancellation,
  /// the operation is not deleted; instead, it becomes an operation with an
  /// Operation.error value with a google.rpc.Status.code of 1, corresponding to
  /// `Code.CANCELLED`.
  ///
  /// Request parameters:
  ///
  /// [name] - The name of the operation resource to be cancelled.
  /// Value must have pattern "^projects/[^/]+/operations/[^/]+$".
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [Empty].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<Empty> cancel(
    core.String name, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (name == null) {
      throw core.ArgumentError('Parameter name is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/' + commons.Escaper.ecapeVariableReserved('$name') + ':cancel';

    final _response = _requester.request(
      _url,
      'POST',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => Empty.fromJson(data));
  }

  /// Deletes a long-running operation. This method indicates that the client is
  /// no longer interested in the operation result. It does not cancel the
  /// operation. If the server doesn't support this method, it returns
  /// `google.rpc.Code.UNIMPLEMENTED`.
  ///
  /// Request parameters:
  ///
  /// [name] - The name of the operation resource to be deleted.
  /// Value must have pattern "^projects/[^/]+/operations/[^/]+$".
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [Empty].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<Empty> delete(
    core.String name, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (name == null) {
      throw core.ArgumentError('Parameter name is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/' + commons.Escaper.ecapeVariableReserved('$name');

    final _response = _requester.request(
      _url,
      'DELETE',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => Empty.fromJson(data));
  }

  /// Gets the latest state of a long-running operation. Clients can use this
  /// method to poll the operation result at intervals as recommended by the API
  /// service.
  ///
  /// Request parameters:
  ///
  /// [name] - The name of the operation resource.
  /// Value must have pattern "^projects/[^/]+/operations/[^/]+$".
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleLongrunningOperation].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleLongrunningOperation> get(
    core.String name, {
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (name == null) {
      throw core.ArgumentError('Parameter name is required.');
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url = 'v1/' + commons.Escaper.ecapeVariableReserved('$name');

    final _response = _requester.request(
      _url,
      'GET',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response.then((data) => GoogleLongrunningOperation.fromJson(data));
  }

  /// Lists operations that match the specified filter in the request. If the
  /// server doesn't support this method, it returns `UNIMPLEMENTED`. NOTE: the
  /// `name` binding allows API services to override the binding to use
  /// different resource name schemes, such as `users / * /operations`. To
  /// override the binding, API services can add a binding such as
  /// `"/v1/{name=users / * }/operations"` to their service configuration. For
  /// backwards compatibility, the default name includes the operations
  /// collection id, however overriding users must ensure the name binding is
  /// the parent resource, without the operations collection id.
  ///
  /// Request parameters:
  ///
  /// [name] - The name of the operation's parent resource.
  /// Value must have pattern "^projects/[^/]+$".
  ///
  /// [filter] - The standard list filter.
  ///
  /// [pageSize] - The standard list page size.
  ///
  /// [pageToken] - The standard list page token.
  ///
  /// [$fields] - Selector specifying which fields to include in a partial
  /// response.
  ///
  /// Completes with a [GoogleLongrunningListOperationsResponse].
  ///
  /// Completes with a [commons.ApiRequestError] if the API endpoint returned an
  /// error.
  ///
  /// If the used [http.Client] completes with an error when making a REST call,
  /// this method will complete with the same error.
  async.Future<GoogleLongrunningListOperationsResponse> list(
    core.String name, {
    core.String filter,
    core.int pageSize,
    core.String pageToken,
    core.String $fields,
  }) {
    core.String _url;
    final _queryParams = <core.String, core.List<core.String>>{};
    commons.Media _uploadMedia;
    commons.UploadOptions _uploadOptions;
    var _downloadOptions = commons.DownloadOptions.Metadata;
    core.String _body;

    if (name == null) {
      throw core.ArgumentError('Parameter name is required.');
    }
    if (filter != null) {
      _queryParams['filter'] = [filter];
    }
    if (pageSize != null) {
      _queryParams['pageSize'] = ['${pageSize}'];
    }
    if (pageToken != null) {
      _queryParams['pageToken'] = [pageToken];
    }
    if ($fields != null) {
      _queryParams['fields'] = [$fields];
    }

    _url =
        'v1/' + commons.Escaper.ecapeVariableReserved('$name') + '/operations';

    final _response = _requester.request(
      _url,
      'GET',
      body: _body,
      queryParams: _queryParams,
      uploadOptions: _uploadOptions,
      uploadMedia: _uploadMedia,
      downloadOptions: _downloadOptions,
    );
    return _response
        .then((data) => GoogleLongrunningListOperationsResponse.fromJson(data));
  }
}

/// The request for Datastore.AllocateIds.
class AllocateIdsRequest {
  /// Required. A list of keys with incomplete key paths for which to allocate
  /// IDs. No key may be reserved/read-only.
  core.List<Key> keys;

  AllocateIdsRequest();

  AllocateIdsRequest.fromJson(core.Map _json) {
    if (_json.containsKey('keys')) {
      keys = (_json['keys'] as core.List)
          .map<Key>((value) => Key.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (keys != null) {
      _json['keys'] = keys.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// The response for Datastore.AllocateIds.
class AllocateIdsResponse {
  /// The keys specified in the request (in the same order), each with its key
  /// path completed with a newly allocated ID.
  core.List<Key> keys;

  AllocateIdsResponse();

  AllocateIdsResponse.fromJson(core.Map _json) {
    if (_json.containsKey('keys')) {
      keys = (_json['keys'] as core.List)
          .map<Key>((value) => Key.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (keys != null) {
      _json['keys'] = keys.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// An array value.
class ArrayValue {
  /// Values in the array. The order of values in an array is preserved as long
  /// as all values have identical settings for 'exclude_from_indexes'.
  core.List<Value> values;

  ArrayValue();

  ArrayValue.fromJson(core.Map _json) {
    if (_json.containsKey('values')) {
      values = (_json['values'] as core.List)
          .map<Value>((value) => Value.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (values != null) {
      _json['values'] = values.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// The request for Datastore.BeginTransaction.
class BeginTransactionRequest {
  /// Options for a new transaction.
  TransactionOptions transactionOptions;

  BeginTransactionRequest();

  BeginTransactionRequest.fromJson(core.Map _json) {
    if (_json.containsKey('transactionOptions')) {
      transactionOptions =
          TransactionOptions.fromJson(_json['transactionOptions']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (transactionOptions != null) {
      _json['transactionOptions'] = transactionOptions.toJson();
    }
    return _json;
  }
}

/// The response for Datastore.BeginTransaction.
class BeginTransactionResponse {
  /// The transaction identifier (always present).
  core.String transaction;
  core.List<core.int> get transactionAsBytes =>
      convert.base64.decode(transaction);

  set transactionAsBytes(core.List<core.int> _bytes) {
    transaction =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  BeginTransactionResponse();

  BeginTransactionResponse.fromJson(core.Map _json) {
    if (_json.containsKey('transaction')) {
      transaction = _json['transaction'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (transaction != null) {
      _json['transaction'] = transaction;
    }
    return _json;
  }
}

/// The request for Datastore.Commit.
class CommitRequest {
  /// The type of commit to perform. Defaults to `TRANSACTIONAL`.
  /// Possible string values are:
  /// - "MODE_UNSPECIFIED" : Unspecified. This value must not be used.
  /// - "TRANSACTIONAL" : Transactional: The mutations are either all applied,
  /// or none are applied. Learn about transactions
  /// [here](https://cloud.google.com/datastore/docs/concepts/transactions).
  /// - "NON_TRANSACTIONAL" : Non-transactional: The mutations may not apply as
  /// all or none.
  core.String mode;

  /// The mutations to perform. When mode is `TRANSACTIONAL`, mutations
  /// affecting a single entity are applied in order. The following sequences of
  /// mutations affecting a single entity are not permitted in a single `Commit`
  /// request: - `insert` followed by `insert` - `update` followed by `insert` -
  /// `upsert` followed by `insert` - `delete` followed by `update` When mode is
  /// `NON_TRANSACTIONAL`, no two mutations may affect a single entity.
  core.List<Mutation> mutations;

  /// The identifier of the transaction associated with the commit. A
  /// transaction identifier is returned by a call to
  /// Datastore.BeginTransaction.
  core.String transaction;
  core.List<core.int> get transactionAsBytes =>
      convert.base64.decode(transaction);

  set transactionAsBytes(core.List<core.int> _bytes) {
    transaction =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  CommitRequest();

  CommitRequest.fromJson(core.Map _json) {
    if (_json.containsKey('mode')) {
      mode = _json['mode'];
    }
    if (_json.containsKey('mutations')) {
      mutations = (_json['mutations'] as core.List)
          .map<Mutation>((value) => Mutation.fromJson(value))
          .toList();
    }
    if (_json.containsKey('transaction')) {
      transaction = _json['transaction'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (mode != null) {
      _json['mode'] = mode;
    }
    if (mutations != null) {
      _json['mutations'] = mutations.map((value) => value.toJson()).toList();
    }
    if (transaction != null) {
      _json['transaction'] = transaction;
    }
    return _json;
  }
}

/// The response for Datastore.Commit.
class CommitResponse {
  /// The number of index entries updated during the commit, or zero if none
  /// were updated.
  core.int indexUpdates;

  /// The result of performing the mutations. The i-th mutation result
  /// corresponds to the i-th mutation in the request.
  core.List<MutationResult> mutationResults;

  CommitResponse();

  CommitResponse.fromJson(core.Map _json) {
    if (_json.containsKey('indexUpdates')) {
      indexUpdates = _json['indexUpdates'];
    }
    if (_json.containsKey('mutationResults')) {
      mutationResults = (_json['mutationResults'] as core.List)
          .map<MutationResult>((value) => MutationResult.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (indexUpdates != null) {
      _json['indexUpdates'] = indexUpdates;
    }
    if (mutationResults != null) {
      _json['mutationResults'] =
          mutationResults.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// A filter that merges multiple other filters using the given operator.
class CompositeFilter {
  /// The list of filters to combine. Must contain at least one filter.
  core.List<Filter> filters;

  /// The operator for combining multiple filters.
  /// Possible string values are:
  /// - "OPERATOR_UNSPECIFIED" : Unspecified. This value must not be used.
  /// - "AND" : The results are required to satisfy each of the combined
  /// filters.
  core.String op;

  CompositeFilter();

  CompositeFilter.fromJson(core.Map _json) {
    if (_json.containsKey('filters')) {
      filters = (_json['filters'] as core.List)
          .map<Filter>((value) => Filter.fromJson(value))
          .toList();
    }
    if (_json.containsKey('op')) {
      op = _json['op'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (filters != null) {
      _json['filters'] = filters.map((value) => value.toJson()).toList();
    }
    if (op != null) {
      _json['op'] = op;
    }
    return _json;
  }
}

/// A generic empty message that you can re-use to avoid defining duplicated
/// empty messages in your APIs. A typical example is to use it as the request
/// or the response type of an API method. For instance: service Foo { rpc
/// Bar(google.protobuf.Empty) returns (google.protobuf.Empty); } The JSON
/// representation for `Empty` is empty JSON object `{}`.
class Empty {
  Empty();

  Empty.fromJson(
      // ignore: avoid_unused_constructor_parameters
      core.Map _json);

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    return _json;
  }
}

/// A Datastore data object. An entity is limited to 1 megabyte when stored.
/// That _roughly_ corresponds to a limit of 1 megabyte for the serialized form
/// of this message.
class Entity {
  /// The entity's key. An entity must have a key, unless otherwise documented
  /// (for example, an entity in `Value.entity_value` may have no key). An
  /// entity's kind is its key path's last element's kind, or null if it has no
  /// key.
  Key key;

  /// The entity's properties. The map's keys are property names. A property
  /// name matching regex `__.*__` is reserved. A reserved property name is
  /// forbidden in certain documented contexts. The name must not contain more
  /// than 500 characters. The name cannot be `""`.
  core.Map<core.String, Value> properties;

  Entity();

  Entity.fromJson(core.Map _json) {
    if (_json.containsKey('key')) {
      key = Key.fromJson(_json['key']);
    }
    if (_json.containsKey('properties')) {
      properties = commons.mapMap<core.Map, Value>(
          _json['properties'].cast<core.String, core.Map>(),
          (core.Map item) => Value.fromJson(item));
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (key != null) {
      _json['key'] = key.toJson();
    }
    if (properties != null) {
      _json['properties'] =
          commons.mapMap<Value, core.Map<core.String, core.Object>>(
              properties, (Value item) => item.toJson());
    }
    return _json;
  }
}

/// The result of fetching an entity from Datastore.
class EntityResult {
  /// A cursor that points to the position after the result entity. Set only
  /// when the `EntityResult` is part of a `QueryResultBatch` message.
  core.String cursor;
  core.List<core.int> get cursorAsBytes => convert.base64.decode(cursor);

  set cursorAsBytes(core.List<core.int> _bytes) {
    cursor =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  /// The resulting entity.
  Entity entity;

  /// The version of the entity, a strictly positive number that monotonically
  /// increases with changes to the entity. This field is set for `FULL` entity
  /// results. For missing entities in `LookupResponse`, this is the version of
  /// the snapshot that was used to look up the entity, and it is always set
  /// except for eventually consistent reads.
  core.String version;

  EntityResult();

  EntityResult.fromJson(core.Map _json) {
    if (_json.containsKey('cursor')) {
      cursor = _json['cursor'];
    }
    if (_json.containsKey('entity')) {
      entity = Entity.fromJson(_json['entity']);
    }
    if (_json.containsKey('version')) {
      version = _json['version'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (cursor != null) {
      _json['cursor'] = cursor;
    }
    if (entity != null) {
      _json['entity'] = entity.toJson();
    }
    if (version != null) {
      _json['version'] = version;
    }
    return _json;
  }
}

/// A holder for any type of filter.
class Filter {
  /// A composite filter.
  CompositeFilter compositeFilter;

  /// A filter on a property.
  PropertyFilter propertyFilter;

  Filter();

  Filter.fromJson(core.Map _json) {
    if (_json.containsKey('compositeFilter')) {
      compositeFilter = CompositeFilter.fromJson(_json['compositeFilter']);
    }
    if (_json.containsKey('propertyFilter')) {
      propertyFilter = PropertyFilter.fromJson(_json['propertyFilter']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (compositeFilter != null) {
      _json['compositeFilter'] = compositeFilter.toJson();
    }
    if (propertyFilter != null) {
      _json['propertyFilter'] = propertyFilter.toJson();
    }
    return _json;
  }
}

/// Metadata common to all Datastore Admin operations.
class GoogleDatastoreAdminV1CommonMetadata {
  /// The time the operation ended, either successfully or otherwise.
  core.String endTime;

  /// The client-assigned labels which were provided when the operation was
  /// created. May also include additional labels.
  core.Map<core.String, core.String> labels;

  /// The type of the operation. Can be used as a filter in
  /// ListOperationsRequest.
  /// Possible string values are:
  /// - "OPERATION_TYPE_UNSPECIFIED" : Unspecified.
  /// - "EXPORT_ENTITIES" : ExportEntities.
  /// - "IMPORT_ENTITIES" : ImportEntities.
  /// - "CREATE_INDEX" : CreateIndex.
  /// - "DELETE_INDEX" : DeleteIndex.
  core.String operationType;

  /// The time that work began on the operation.
  core.String startTime;

  /// The current state of the Operation.
  /// Possible string values are:
  /// - "STATE_UNSPECIFIED" : Unspecified.
  /// - "INITIALIZING" : Request is being prepared for processing.
  /// - "PROCESSING" : Request is actively being processed.
  /// - "CANCELLING" : Request is in the process of being cancelled after user
  /// called google.longrunning.Operations.CancelOperation on the operation.
  /// - "FINALIZING" : Request has been processed and is in its finalization
  /// stage.
  /// - "SUCCESSFUL" : Request has completed successfully.
  /// - "FAILED" : Request has finished being processed, but encountered an
  /// error.
  /// - "CANCELLED" : Request has finished being cancelled after user called
  /// google.longrunning.Operations.CancelOperation.
  core.String state;

  GoogleDatastoreAdminV1CommonMetadata();

  GoogleDatastoreAdminV1CommonMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('endTime')) {
      endTime = _json['endTime'];
    }
    if (_json.containsKey('labels')) {
      labels = (_json['labels'] as core.Map).cast<core.String, core.String>();
    }
    if (_json.containsKey('operationType')) {
      operationType = _json['operationType'];
    }
    if (_json.containsKey('startTime')) {
      startTime = _json['startTime'];
    }
    if (_json.containsKey('state')) {
      state = _json['state'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (endTime != null) {
      _json['endTime'] = endTime;
    }
    if (labels != null) {
      _json['labels'] = labels;
    }
    if (operationType != null) {
      _json['operationType'] = operationType;
    }
    if (startTime != null) {
      _json['startTime'] = startTime;
    }
    if (state != null) {
      _json['state'] = state;
    }
    return _json;
  }
}

/// Identifies a subset of entities in a project. This is specified as
/// combinations of kinds and namespaces (either or both of which may be all, as
/// described in the following examples). Example usage: Entire project:
/// kinds=[], namespace_ids=[] Kinds Foo and Bar in all namespaces:
/// kinds=['Foo', 'Bar'], namespace_ids=[] Kinds Foo and Bar only in the default
/// namespace: kinds=['Foo', 'Bar'], namespace_ids=[''] Kinds Foo and Bar in
/// both the default and Baz namespaces: kinds=['Foo', 'Bar'],
/// namespace_ids=['', 'Baz'] The entire Baz namespace: kinds=[],
/// namespace_ids=['Baz']
class GoogleDatastoreAdminV1EntityFilter {
  /// If empty, then this represents all kinds.
  core.List<core.String> kinds;

  /// An empty list represents all namespaces. This is the preferred usage for
  /// projects that don't use namespaces. An empty string element represents the
  /// default namespace. This should be used if the project has data in
  /// non-default namespaces, but doesn't want to include them. Each namespace
  /// in this list must be unique.
  core.List<core.String> namespaceIds;

  GoogleDatastoreAdminV1EntityFilter();

  GoogleDatastoreAdminV1EntityFilter.fromJson(core.Map _json) {
    if (_json.containsKey('kinds')) {
      kinds = (_json['kinds'] as core.List).cast<core.String>();
    }
    if (_json.containsKey('namespaceIds')) {
      namespaceIds = (_json['namespaceIds'] as core.List).cast<core.String>();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (kinds != null) {
      _json['kinds'] = kinds;
    }
    if (namespaceIds != null) {
      _json['namespaceIds'] = namespaceIds;
    }
    return _json;
  }
}

/// Metadata for ExportEntities operations.
class GoogleDatastoreAdminV1ExportEntitiesMetadata {
  /// Metadata common to all Datastore Admin operations.
  GoogleDatastoreAdminV1CommonMetadata common;

  /// Description of which entities are being exported.
  GoogleDatastoreAdminV1EntityFilter entityFilter;

  /// Location for the export metadata and data files. This will be the same
  /// value as the
  /// google.datastore.admin.v1.ExportEntitiesRequest.output_url_prefix field.
  /// The final output location is provided in
  /// google.datastore.admin.v1.ExportEntitiesResponse.output_url.
  core.String outputUrlPrefix;

  /// An estimate of the number of bytes processed.
  GoogleDatastoreAdminV1Progress progressBytes;

  /// An estimate of the number of entities processed.
  GoogleDatastoreAdminV1Progress progressEntities;

  GoogleDatastoreAdminV1ExportEntitiesMetadata();

  GoogleDatastoreAdminV1ExportEntitiesMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('common')) {
      common = GoogleDatastoreAdminV1CommonMetadata.fromJson(_json['common']);
    }
    if (_json.containsKey('entityFilter')) {
      entityFilter =
          GoogleDatastoreAdminV1EntityFilter.fromJson(_json['entityFilter']);
    }
    if (_json.containsKey('outputUrlPrefix')) {
      outputUrlPrefix = _json['outputUrlPrefix'];
    }
    if (_json.containsKey('progressBytes')) {
      progressBytes =
          GoogleDatastoreAdminV1Progress.fromJson(_json['progressBytes']);
    }
    if (_json.containsKey('progressEntities')) {
      progressEntities =
          GoogleDatastoreAdminV1Progress.fromJson(_json['progressEntities']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (common != null) {
      _json['common'] = common.toJson();
    }
    if (entityFilter != null) {
      _json['entityFilter'] = entityFilter.toJson();
    }
    if (outputUrlPrefix != null) {
      _json['outputUrlPrefix'] = outputUrlPrefix;
    }
    if (progressBytes != null) {
      _json['progressBytes'] = progressBytes.toJson();
    }
    if (progressEntities != null) {
      _json['progressEntities'] = progressEntities.toJson();
    }
    return _json;
  }
}

/// The request for google.datastore.admin.v1.DatastoreAdmin.ExportEntities.
class GoogleDatastoreAdminV1ExportEntitiesRequest {
  /// Description of what data from the project is included in the export.
  GoogleDatastoreAdminV1EntityFilter entityFilter;

  /// Client-assigned labels.
  core.Map<core.String, core.String> labels;

  /// Required. Location for the export metadata and data files. The full
  /// resource URL of the external storage location. Currently, only Google
  /// Cloud Storage is supported. So output_url_prefix should be of the form:
  /// `gs://BUCKET_NAME[/NAMESPACE_PATH]`, where `BUCKET_NAME` is the name of
  /// the Cloud Storage bucket and `NAMESPACE_PATH` is an optional Cloud Storage
  /// namespace path (this is not a Cloud Datastore namespace). For more
  /// information about Cloud Storage namespace paths, see [Object name
  /// considerations](https://cloud.google.com/storage/docs/naming#object-considerations).
  /// The resulting files will be nested deeper than the specified URL prefix.
  /// The final output URL will be provided in the
  /// google.datastore.admin.v1.ExportEntitiesResponse.output_url field. That
  /// value should be used for subsequent ImportEntities operations. By nesting
  /// the data files deeper, the same Cloud Storage bucket can be used in
  /// multiple ExportEntities operations without conflict.
  core.String outputUrlPrefix;

  GoogleDatastoreAdminV1ExportEntitiesRequest();

  GoogleDatastoreAdminV1ExportEntitiesRequest.fromJson(core.Map _json) {
    if (_json.containsKey('entityFilter')) {
      entityFilter =
          GoogleDatastoreAdminV1EntityFilter.fromJson(_json['entityFilter']);
    }
    if (_json.containsKey('labels')) {
      labels = (_json['labels'] as core.Map).cast<core.String, core.String>();
    }
    if (_json.containsKey('outputUrlPrefix')) {
      outputUrlPrefix = _json['outputUrlPrefix'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (entityFilter != null) {
      _json['entityFilter'] = entityFilter.toJson();
    }
    if (labels != null) {
      _json['labels'] = labels;
    }
    if (outputUrlPrefix != null) {
      _json['outputUrlPrefix'] = outputUrlPrefix;
    }
    return _json;
  }
}

/// The response for google.datastore.admin.v1.DatastoreAdmin.ExportEntities.
class GoogleDatastoreAdminV1ExportEntitiesResponse {
  /// Location of the output metadata file. This can be used to begin an import
  /// into Cloud Datastore (this project or another project). See
  /// google.datastore.admin.v1.ImportEntitiesRequest.input_url. Only present if
  /// the operation completed successfully.
  core.String outputUrl;

  GoogleDatastoreAdminV1ExportEntitiesResponse();

  GoogleDatastoreAdminV1ExportEntitiesResponse.fromJson(core.Map _json) {
    if (_json.containsKey('outputUrl')) {
      outputUrl = _json['outputUrl'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (outputUrl != null) {
      _json['outputUrl'] = outputUrl;
    }
    return _json;
  }
}

/// Metadata for ImportEntities operations.
class GoogleDatastoreAdminV1ImportEntitiesMetadata {
  /// Metadata common to all Datastore Admin operations.
  GoogleDatastoreAdminV1CommonMetadata common;

  /// Description of which entities are being imported.
  GoogleDatastoreAdminV1EntityFilter entityFilter;

  /// The location of the import metadata file. This will be the same value as
  /// the google.datastore.admin.v1.ExportEntitiesResponse.output_url field.
  core.String inputUrl;

  /// An estimate of the number of bytes processed.
  GoogleDatastoreAdminV1Progress progressBytes;

  /// An estimate of the number of entities processed.
  GoogleDatastoreAdminV1Progress progressEntities;

  GoogleDatastoreAdminV1ImportEntitiesMetadata();

  GoogleDatastoreAdminV1ImportEntitiesMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('common')) {
      common = GoogleDatastoreAdminV1CommonMetadata.fromJson(_json['common']);
    }
    if (_json.containsKey('entityFilter')) {
      entityFilter =
          GoogleDatastoreAdminV1EntityFilter.fromJson(_json['entityFilter']);
    }
    if (_json.containsKey('inputUrl')) {
      inputUrl = _json['inputUrl'];
    }
    if (_json.containsKey('progressBytes')) {
      progressBytes =
          GoogleDatastoreAdminV1Progress.fromJson(_json['progressBytes']);
    }
    if (_json.containsKey('progressEntities')) {
      progressEntities =
          GoogleDatastoreAdminV1Progress.fromJson(_json['progressEntities']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (common != null) {
      _json['common'] = common.toJson();
    }
    if (entityFilter != null) {
      _json['entityFilter'] = entityFilter.toJson();
    }
    if (inputUrl != null) {
      _json['inputUrl'] = inputUrl;
    }
    if (progressBytes != null) {
      _json['progressBytes'] = progressBytes.toJson();
    }
    if (progressEntities != null) {
      _json['progressEntities'] = progressEntities.toJson();
    }
    return _json;
  }
}

/// The request for google.datastore.admin.v1.DatastoreAdmin.ImportEntities.
class GoogleDatastoreAdminV1ImportEntitiesRequest {
  /// Optionally specify which kinds/namespaces are to be imported. If provided,
  /// the list must be a subset of the EntityFilter used in creating the export,
  /// otherwise a FAILED_PRECONDITION error will be returned. If no filter is
  /// specified then all entities from the export are imported.
  GoogleDatastoreAdminV1EntityFilter entityFilter;

  /// Required. The full resource URL of the external storage location.
  /// Currently, only Google Cloud Storage is supported. So input_url should be
  /// of the form:
  /// `gs://BUCKET_NAME[/NAMESPACE_PATH]/OVERALL_EXPORT_METADATA_FILE`, where
  /// `BUCKET_NAME` is the name of the Cloud Storage bucket, `NAMESPACE_PATH` is
  /// an optional Cloud Storage namespace path (this is not a Cloud Datastore
  /// namespace), and `OVERALL_EXPORT_METADATA_FILE` is the metadata file
  /// written by the ExportEntities operation. For more information about Cloud
  /// Storage namespace paths, see [Object name
  /// considerations](https://cloud.google.com/storage/docs/naming#object-considerations).
  /// For more information, see
  /// google.datastore.admin.v1.ExportEntitiesResponse.output_url.
  core.String inputUrl;

  /// Client-assigned labels.
  core.Map<core.String, core.String> labels;

  GoogleDatastoreAdminV1ImportEntitiesRequest();

  GoogleDatastoreAdminV1ImportEntitiesRequest.fromJson(core.Map _json) {
    if (_json.containsKey('entityFilter')) {
      entityFilter =
          GoogleDatastoreAdminV1EntityFilter.fromJson(_json['entityFilter']);
    }
    if (_json.containsKey('inputUrl')) {
      inputUrl = _json['inputUrl'];
    }
    if (_json.containsKey('labels')) {
      labels = (_json['labels'] as core.Map).cast<core.String, core.String>();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (entityFilter != null) {
      _json['entityFilter'] = entityFilter.toJson();
    }
    if (inputUrl != null) {
      _json['inputUrl'] = inputUrl;
    }
    if (labels != null) {
      _json['labels'] = labels;
    }
    return _json;
  }
}

/// Datastore composite index definition.
class GoogleDatastoreAdminV1Index {
  /// Required. The index's ancestor mode. Must not be
  /// ANCESTOR_MODE_UNSPECIFIED.
  /// Possible string values are:
  /// - "ANCESTOR_MODE_UNSPECIFIED" : The ancestor mode is unspecified.
  /// - "NONE" : Do not include the entity's ancestors in the index.
  /// - "ALL_ANCESTORS" : Include all the entity's ancestors in the index.
  core.String ancestor;

  /// Output only. The resource ID of the index.
  core.String indexId;

  /// Required. The entity kind to which this index applies.
  core.String kind;

  /// Output only. Project ID.
  core.String projectId;

  /// Required. An ordered sequence of property names and their index
  /// attributes.
  core.List<GoogleDatastoreAdminV1IndexedProperty> properties;

  /// Output only. The state of the index.
  /// Possible string values are:
  /// - "STATE_UNSPECIFIED" : The state is unspecified.
  /// - "CREATING" : The index is being created, and cannot be used by queries.
  /// There is an active long-running operation for the index. The index is
  /// updated when writing an entity. Some index data may exist.
  /// - "READY" : The index is ready to be used. The index is updated when
  /// writing an entity. The index is fully populated from all stored entities
  /// it applies to.
  /// - "DELETING" : The index is being deleted, and cannot be used by queries.
  /// There is an active long-running operation for the index. The index is not
  /// updated when writing an entity. Some index data may exist.
  /// - "ERROR" : The index was being created or deleted, but something went
  /// wrong. The index cannot by used by queries. There is no active
  /// long-running operation for the index, and the most recently finished
  /// long-running operation failed. The index is not updated when writing an
  /// entity. Some index data may exist.
  core.String state;

  GoogleDatastoreAdminV1Index();

  GoogleDatastoreAdminV1Index.fromJson(core.Map _json) {
    if (_json.containsKey('ancestor')) {
      ancestor = _json['ancestor'];
    }
    if (_json.containsKey('indexId')) {
      indexId = _json['indexId'];
    }
    if (_json.containsKey('kind')) {
      kind = _json['kind'];
    }
    if (_json.containsKey('projectId')) {
      projectId = _json['projectId'];
    }
    if (_json.containsKey('properties')) {
      properties = (_json['properties'] as core.List)
          .map<GoogleDatastoreAdminV1IndexedProperty>(
              (value) => GoogleDatastoreAdminV1IndexedProperty.fromJson(value))
          .toList();
    }
    if (_json.containsKey('state')) {
      state = _json['state'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (ancestor != null) {
      _json['ancestor'] = ancestor;
    }
    if (indexId != null) {
      _json['indexId'] = indexId;
    }
    if (kind != null) {
      _json['kind'] = kind;
    }
    if (projectId != null) {
      _json['projectId'] = projectId;
    }
    if (properties != null) {
      _json['properties'] = properties.map((value) => value.toJson()).toList();
    }
    if (state != null) {
      _json['state'] = state;
    }
    return _json;
  }
}

/// Metadata for Index operations.
class GoogleDatastoreAdminV1IndexOperationMetadata {
  /// Metadata common to all Datastore Admin operations.
  GoogleDatastoreAdminV1CommonMetadata common;

  /// The index resource ID that this operation is acting on.
  core.String indexId;

  /// An estimate of the number of entities processed.
  GoogleDatastoreAdminV1Progress progressEntities;

  GoogleDatastoreAdminV1IndexOperationMetadata();

  GoogleDatastoreAdminV1IndexOperationMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('common')) {
      common = GoogleDatastoreAdminV1CommonMetadata.fromJson(_json['common']);
    }
    if (_json.containsKey('indexId')) {
      indexId = _json['indexId'];
    }
    if (_json.containsKey('progressEntities')) {
      progressEntities =
          GoogleDatastoreAdminV1Progress.fromJson(_json['progressEntities']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (common != null) {
      _json['common'] = common.toJson();
    }
    if (indexId != null) {
      _json['indexId'] = indexId;
    }
    if (progressEntities != null) {
      _json['progressEntities'] = progressEntities.toJson();
    }
    return _json;
  }
}

/// A property of an index.
class GoogleDatastoreAdminV1IndexedProperty {
  /// Required. The indexed property's direction. Must not be
  /// DIRECTION_UNSPECIFIED.
  /// Possible string values are:
  /// - "DIRECTION_UNSPECIFIED" : The direction is unspecified.
  /// - "ASCENDING" : The property's values are indexed so as to support
  /// sequencing in ascending order and also query by <, >, <=, >=, and =.
  /// - "DESCENDING" : The property's values are indexed so as to support
  /// sequencing in descending order and also query by <, >, <=, >=, and =.
  core.String direction;

  /// Required. The property name to index.
  core.String name;

  GoogleDatastoreAdminV1IndexedProperty();

  GoogleDatastoreAdminV1IndexedProperty.fromJson(core.Map _json) {
    if (_json.containsKey('direction')) {
      direction = _json['direction'];
    }
    if (_json.containsKey('name')) {
      name = _json['name'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (direction != null) {
      _json['direction'] = direction;
    }
    if (name != null) {
      _json['name'] = name;
    }
    return _json;
  }
}

/// The response for google.datastore.admin.v1.DatastoreAdmin.ListIndexes.
class GoogleDatastoreAdminV1ListIndexesResponse {
  /// The indexes.
  core.List<GoogleDatastoreAdminV1Index> indexes;

  /// The standard List next-page token.
  core.String nextPageToken;

  GoogleDatastoreAdminV1ListIndexesResponse();

  GoogleDatastoreAdminV1ListIndexesResponse.fromJson(core.Map _json) {
    if (_json.containsKey('indexes')) {
      indexes = (_json['indexes'] as core.List)
          .map<GoogleDatastoreAdminV1Index>(
              (value) => GoogleDatastoreAdminV1Index.fromJson(value))
          .toList();
    }
    if (_json.containsKey('nextPageToken')) {
      nextPageToken = _json['nextPageToken'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (indexes != null) {
      _json['indexes'] = indexes.map((value) => value.toJson()).toList();
    }
    if (nextPageToken != null) {
      _json['nextPageToken'] = nextPageToken;
    }
    return _json;
  }
}

/// Measures the progress of a particular metric.
class GoogleDatastoreAdminV1Progress {
  /// The amount of work that has been completed. Note that this may be greater
  /// than work_estimated.
  core.String workCompleted;

  /// An estimate of how much work needs to be performed. May be zero if the
  /// work estimate is unavailable.
  core.String workEstimated;

  GoogleDatastoreAdminV1Progress();

  GoogleDatastoreAdminV1Progress.fromJson(core.Map _json) {
    if (_json.containsKey('workCompleted')) {
      workCompleted = _json['workCompleted'];
    }
    if (_json.containsKey('workEstimated')) {
      workEstimated = _json['workEstimated'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (workCompleted != null) {
      _json['workCompleted'] = workCompleted;
    }
    if (workEstimated != null) {
      _json['workEstimated'] = workEstimated;
    }
    return _json;
  }
}

/// Metadata common to all Datastore Admin operations.
class GoogleDatastoreAdminV1beta1CommonMetadata {
  /// The time the operation ended, either successfully or otherwise.
  core.String endTime;

  /// The client-assigned labels which were provided when the operation was
  /// created. May also include additional labels.
  core.Map<core.String, core.String> labels;

  /// The type of the operation. Can be used as a filter in
  /// ListOperationsRequest.
  /// Possible string values are:
  /// - "OPERATION_TYPE_UNSPECIFIED" : Unspecified.
  /// - "EXPORT_ENTITIES" : ExportEntities.
  /// - "IMPORT_ENTITIES" : ImportEntities.
  core.String operationType;

  /// The time that work began on the operation.
  core.String startTime;

  /// The current state of the Operation.
  /// Possible string values are:
  /// - "STATE_UNSPECIFIED" : Unspecified.
  /// - "INITIALIZING" : Request is being prepared for processing.
  /// - "PROCESSING" : Request is actively being processed.
  /// - "CANCELLING" : Request is in the process of being cancelled after user
  /// called google.longrunning.Operations.CancelOperation on the operation.
  /// - "FINALIZING" : Request has been processed and is in its finalization
  /// stage.
  /// - "SUCCESSFUL" : Request has completed successfully.
  /// - "FAILED" : Request has finished being processed, but encountered an
  /// error.
  /// - "CANCELLED" : Request has finished being cancelled after user called
  /// google.longrunning.Operations.CancelOperation.
  core.String state;

  GoogleDatastoreAdminV1beta1CommonMetadata();

  GoogleDatastoreAdminV1beta1CommonMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('endTime')) {
      endTime = _json['endTime'];
    }
    if (_json.containsKey('labels')) {
      labels = (_json['labels'] as core.Map).cast<core.String, core.String>();
    }
    if (_json.containsKey('operationType')) {
      operationType = _json['operationType'];
    }
    if (_json.containsKey('startTime')) {
      startTime = _json['startTime'];
    }
    if (_json.containsKey('state')) {
      state = _json['state'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (endTime != null) {
      _json['endTime'] = endTime;
    }
    if (labels != null) {
      _json['labels'] = labels;
    }
    if (operationType != null) {
      _json['operationType'] = operationType;
    }
    if (startTime != null) {
      _json['startTime'] = startTime;
    }
    if (state != null) {
      _json['state'] = state;
    }
    return _json;
  }
}

/// Identifies a subset of entities in a project. This is specified as
/// combinations of kinds and namespaces (either or both of which may be all, as
/// described in the following examples). Example usage: Entire project:
/// kinds=[], namespace_ids=[] Kinds Foo and Bar in all namespaces:
/// kinds=['Foo', 'Bar'], namespace_ids=[] Kinds Foo and Bar only in the default
/// namespace: kinds=['Foo', 'Bar'], namespace_ids=[''] Kinds Foo and Bar in
/// both the default and Baz namespaces: kinds=['Foo', 'Bar'],
/// namespace_ids=['', 'Baz'] The entire Baz namespace: kinds=[],
/// namespace_ids=['Baz']
class GoogleDatastoreAdminV1beta1EntityFilter {
  /// If empty, then this represents all kinds.
  core.List<core.String> kinds;

  /// An empty list represents all namespaces. This is the preferred usage for
  /// projects that don't use namespaces. An empty string element represents the
  /// default namespace. This should be used if the project has data in
  /// non-default namespaces, but doesn't want to include them. Each namespace
  /// in this list must be unique.
  core.List<core.String> namespaceIds;

  GoogleDatastoreAdminV1beta1EntityFilter();

  GoogleDatastoreAdminV1beta1EntityFilter.fromJson(core.Map _json) {
    if (_json.containsKey('kinds')) {
      kinds = (_json['kinds'] as core.List).cast<core.String>();
    }
    if (_json.containsKey('namespaceIds')) {
      namespaceIds = (_json['namespaceIds'] as core.List).cast<core.String>();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (kinds != null) {
      _json['kinds'] = kinds;
    }
    if (namespaceIds != null) {
      _json['namespaceIds'] = namespaceIds;
    }
    return _json;
  }
}

/// Metadata for ExportEntities operations.
class GoogleDatastoreAdminV1beta1ExportEntitiesMetadata {
  /// Metadata common to all Datastore Admin operations.
  GoogleDatastoreAdminV1beta1CommonMetadata common;

  /// Description of which entities are being exported.
  GoogleDatastoreAdminV1beta1EntityFilter entityFilter;

  /// Location for the export metadata and data files. This will be the same
  /// value as the
  /// google.datastore.admin.v1beta1.ExportEntitiesRequest.output_url_prefix
  /// field. The final output location is provided in
  /// google.datastore.admin.v1beta1.ExportEntitiesResponse.output_url.
  core.String outputUrlPrefix;

  /// An estimate of the number of bytes processed.
  GoogleDatastoreAdminV1beta1Progress progressBytes;

  /// An estimate of the number of entities processed.
  GoogleDatastoreAdminV1beta1Progress progressEntities;

  GoogleDatastoreAdminV1beta1ExportEntitiesMetadata();

  GoogleDatastoreAdminV1beta1ExportEntitiesMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('common')) {
      common =
          GoogleDatastoreAdminV1beta1CommonMetadata.fromJson(_json['common']);
    }
    if (_json.containsKey('entityFilter')) {
      entityFilter = GoogleDatastoreAdminV1beta1EntityFilter.fromJson(
          _json['entityFilter']);
    }
    if (_json.containsKey('outputUrlPrefix')) {
      outputUrlPrefix = _json['outputUrlPrefix'];
    }
    if (_json.containsKey('progressBytes')) {
      progressBytes =
          GoogleDatastoreAdminV1beta1Progress.fromJson(_json['progressBytes']);
    }
    if (_json.containsKey('progressEntities')) {
      progressEntities = GoogleDatastoreAdminV1beta1Progress.fromJson(
          _json['progressEntities']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (common != null) {
      _json['common'] = common.toJson();
    }
    if (entityFilter != null) {
      _json['entityFilter'] = entityFilter.toJson();
    }
    if (outputUrlPrefix != null) {
      _json['outputUrlPrefix'] = outputUrlPrefix;
    }
    if (progressBytes != null) {
      _json['progressBytes'] = progressBytes.toJson();
    }
    if (progressEntities != null) {
      _json['progressEntities'] = progressEntities.toJson();
    }
    return _json;
  }
}

/// The response for
/// google.datastore.admin.v1beta1.DatastoreAdmin.ExportEntities.
class GoogleDatastoreAdminV1beta1ExportEntitiesResponse {
  /// Location of the output metadata file. This can be used to begin an import
  /// into Cloud Datastore (this project or another project). See
  /// google.datastore.admin.v1beta1.ImportEntitiesRequest.input_url. Only
  /// present if the operation completed successfully.
  core.String outputUrl;

  GoogleDatastoreAdminV1beta1ExportEntitiesResponse();

  GoogleDatastoreAdminV1beta1ExportEntitiesResponse.fromJson(core.Map _json) {
    if (_json.containsKey('outputUrl')) {
      outputUrl = _json['outputUrl'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (outputUrl != null) {
      _json['outputUrl'] = outputUrl;
    }
    return _json;
  }
}

/// Metadata for ImportEntities operations.
class GoogleDatastoreAdminV1beta1ImportEntitiesMetadata {
  /// Metadata common to all Datastore Admin operations.
  GoogleDatastoreAdminV1beta1CommonMetadata common;

  /// Description of which entities are being imported.
  GoogleDatastoreAdminV1beta1EntityFilter entityFilter;

  /// The location of the import metadata file. This will be the same value as
  /// the google.datastore.admin.v1beta1.ExportEntitiesResponse.output_url
  /// field.
  core.String inputUrl;

  /// An estimate of the number of bytes processed.
  GoogleDatastoreAdminV1beta1Progress progressBytes;

  /// An estimate of the number of entities processed.
  GoogleDatastoreAdminV1beta1Progress progressEntities;

  GoogleDatastoreAdminV1beta1ImportEntitiesMetadata();

  GoogleDatastoreAdminV1beta1ImportEntitiesMetadata.fromJson(core.Map _json) {
    if (_json.containsKey('common')) {
      common =
          GoogleDatastoreAdminV1beta1CommonMetadata.fromJson(_json['common']);
    }
    if (_json.containsKey('entityFilter')) {
      entityFilter = GoogleDatastoreAdminV1beta1EntityFilter.fromJson(
          _json['entityFilter']);
    }
    if (_json.containsKey('inputUrl')) {
      inputUrl = _json['inputUrl'];
    }
    if (_json.containsKey('progressBytes')) {
      progressBytes =
          GoogleDatastoreAdminV1beta1Progress.fromJson(_json['progressBytes']);
    }
    if (_json.containsKey('progressEntities')) {
      progressEntities = GoogleDatastoreAdminV1beta1Progress.fromJson(
          _json['progressEntities']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (common != null) {
      _json['common'] = common.toJson();
    }
    if (entityFilter != null) {
      _json['entityFilter'] = entityFilter.toJson();
    }
    if (inputUrl != null) {
      _json['inputUrl'] = inputUrl;
    }
    if (progressBytes != null) {
      _json['progressBytes'] = progressBytes.toJson();
    }
    if (progressEntities != null) {
      _json['progressEntities'] = progressEntities.toJson();
    }
    return _json;
  }
}

/// Measures the progress of a particular metric.
class GoogleDatastoreAdminV1beta1Progress {
  /// The amount of work that has been completed. Note that this may be greater
  /// than work_estimated.
  core.String workCompleted;

  /// An estimate of how much work needs to be performed. May be zero if the
  /// work estimate is unavailable.
  core.String workEstimated;

  GoogleDatastoreAdminV1beta1Progress();

  GoogleDatastoreAdminV1beta1Progress.fromJson(core.Map _json) {
    if (_json.containsKey('workCompleted')) {
      workCompleted = _json['workCompleted'];
    }
    if (_json.containsKey('workEstimated')) {
      workEstimated = _json['workEstimated'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (workCompleted != null) {
      _json['workCompleted'] = workCompleted;
    }
    if (workEstimated != null) {
      _json['workEstimated'] = workEstimated;
    }
    return _json;
  }
}

/// The response message for Operations.ListOperations.
class GoogleLongrunningListOperationsResponse {
  /// The standard List next-page token.
  core.String nextPageToken;

  /// A list of operations that matches the specified filter in the request.
  core.List<GoogleLongrunningOperation> operations;

  GoogleLongrunningListOperationsResponse();

  GoogleLongrunningListOperationsResponse.fromJson(core.Map _json) {
    if (_json.containsKey('nextPageToken')) {
      nextPageToken = _json['nextPageToken'];
    }
    if (_json.containsKey('operations')) {
      operations = (_json['operations'] as core.List)
          .map<GoogleLongrunningOperation>(
              (value) => GoogleLongrunningOperation.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (nextPageToken != null) {
      _json['nextPageToken'] = nextPageToken;
    }
    if (operations != null) {
      _json['operations'] = operations.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// This resource represents a long-running operation that is the result of a
/// network API call.
class GoogleLongrunningOperation {
  /// If the value is `false`, it means the operation is still in progress. If
  /// `true`, the operation is completed, and either `error` or `response` is
  /// available.
  core.bool done;

  /// The error result of the operation in case of failure or cancellation.
  Status error;

  /// Service-specific metadata associated with the operation. It typically
  /// contains progress information and common metadata such as create time.
  /// Some services might not provide such metadata. Any method that returns a
  /// long-running operation should document the metadata type, if any.
  ///
  /// The values for Object must be JSON objects. It can consist of `num`,
  /// `String`, `bool` and `null` as well as `Map` and `List` values.
  core.Map<core.String, core.Object> metadata;

  /// The server-assigned name, which is only unique within the same service
  /// that originally returns it. If you use the default HTTP mapping, the
  /// `name` should be a resource name ending with `operations/{unique_id}`.
  core.String name;

  /// The normal response of the operation in case of success. If the original
  /// method returns no data on success, such as `Delete`, the response is
  /// `google.protobuf.Empty`. If the original method is standard
  /// `Get`/`Create`/`Update`, the response should be the resource. For other
  /// methods, the response should have the type `XxxResponse`, where `Xxx` is
  /// the original method name. For example, if the original method name is
  /// `TakeSnapshot()`, the inferred response type is `TakeSnapshotResponse`.
  ///
  /// The values for Object must be JSON objects. It can consist of `num`,
  /// `String`, `bool` and `null` as well as `Map` and `List` values.
  core.Map<core.String, core.Object> response;

  GoogleLongrunningOperation();

  GoogleLongrunningOperation.fromJson(core.Map _json) {
    if (_json.containsKey('done')) {
      done = _json['done'];
    }
    if (_json.containsKey('error')) {
      error = Status.fromJson(_json['error']);
    }
    if (_json.containsKey('metadata')) {
      metadata =
          (_json['metadata'] as core.Map).cast<core.String, core.Object>();
    }
    if (_json.containsKey('name')) {
      name = _json['name'];
    }
    if (_json.containsKey('response')) {
      response =
          (_json['response'] as core.Map).cast<core.String, core.Object>();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (done != null) {
      _json['done'] = done;
    }
    if (error != null) {
      _json['error'] = error.toJson();
    }
    if (metadata != null) {
      _json['metadata'] = metadata;
    }
    if (name != null) {
      _json['name'] = name;
    }
    if (response != null) {
      _json['response'] = response;
    }
    return _json;
  }
}

/// A [GQL
/// query](https://cloud.google.com/datastore/docs/apis/gql/gql_reference).
class GqlQuery {
  /// When false, the query string must not contain any literals and instead
  /// must bind all values. For example, `SELECT * FROM Kind WHERE a = 'string
  /// literal'` is not allowed, while `SELECT * FROM Kind WHERE a = @value` is.
  core.bool allowLiterals;

  /// For each non-reserved named binding site in the query string, there must
  /// be a named parameter with that name, but not necessarily the inverse. Key
  /// must match regex `A-Za-z_$*`, must not match regex `__.*__`, and must not
  /// be `""`.
  core.Map<core.String, GqlQueryParameter> namedBindings;

  /// Numbered binding site @1 references the first numbered parameter,
  /// effectively using 1-based indexing, rather than the usual 0. For each
  /// binding site numbered i in `query_string`, there must be an i-th numbered
  /// parameter. The inverse must also be true.
  core.List<GqlQueryParameter> positionalBindings;

  /// A string of the format described
  /// [here](https://cloud.google.com/datastore/docs/apis/gql/gql_reference).
  core.String queryString;

  GqlQuery();

  GqlQuery.fromJson(core.Map _json) {
    if (_json.containsKey('allowLiterals')) {
      allowLiterals = _json['allowLiterals'];
    }
    if (_json.containsKey('namedBindings')) {
      namedBindings = commons.mapMap<core.Map, GqlQueryParameter>(
          _json['namedBindings'].cast<core.String, core.Map>(),
          (core.Map item) => GqlQueryParameter.fromJson(item));
    }
    if (_json.containsKey('positionalBindings')) {
      positionalBindings = (_json['positionalBindings'] as core.List)
          .map<GqlQueryParameter>((value) => GqlQueryParameter.fromJson(value))
          .toList();
    }
    if (_json.containsKey('queryString')) {
      queryString = _json['queryString'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (allowLiterals != null) {
      _json['allowLiterals'] = allowLiterals;
    }
    if (namedBindings != null) {
      _json['namedBindings'] =
          commons.mapMap<GqlQueryParameter, core.Map<core.String, core.Object>>(
              namedBindings, (GqlQueryParameter item) => item.toJson());
    }
    if (positionalBindings != null) {
      _json['positionalBindings'] =
          positionalBindings.map((value) => value.toJson()).toList();
    }
    if (queryString != null) {
      _json['queryString'] = queryString;
    }
    return _json;
  }
}

/// A binding parameter for a GQL query.
class GqlQueryParameter {
  /// A query cursor. Query cursors are returned in query result batches.
  core.String cursor;
  core.List<core.int> get cursorAsBytes => convert.base64.decode(cursor);

  set cursorAsBytes(core.List<core.int> _bytes) {
    cursor =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  /// A value parameter.
  Value value;

  GqlQueryParameter();

  GqlQueryParameter.fromJson(core.Map _json) {
    if (_json.containsKey('cursor')) {
      cursor = _json['cursor'];
    }
    if (_json.containsKey('value')) {
      value = Value.fromJson(_json['value']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (cursor != null) {
      _json['cursor'] = cursor;
    }
    if (value != null) {
      _json['value'] = value.toJson();
    }
    return _json;
  }
}

/// A unique identifier for an entity. If a key's partition ID or any of its
/// path kinds or names are reserved/read-only, the key is reserved/read-only. A
/// reserved/read-only key is forbidden in certain documented contexts.
class Key {
  /// Entities are partitioned into subsets, currently identified by a project
  /// ID and namespace ID. Queries are scoped to a single partition.
  PartitionId partitionId;

  /// The entity path. An entity path consists of one or more elements composed
  /// of a kind and a string or numerical identifier, which identify entities.
  /// The first element identifies a _root entity_, the second element
  /// identifies a _child_ of the root entity, the third element identifies a
  /// child of the second entity, and so forth. The entities identified by all
  /// prefixes of the path are called the element's _ancestors_. An entity path
  /// is always fully complete: *all* of the entity's ancestors are required to
  /// be in the path along with the entity identifier itself. The only exception
  /// is that in some documented cases, the identifier in the last path element
  /// (for the entity) itself may be omitted. For example, the last path element
  /// of the key of `Mutation.insert` may have no identifier. A path can never
  /// be empty, and a path can have at most 100 elements.
  core.List<PathElement> path;

  Key();

  Key.fromJson(core.Map _json) {
    if (_json.containsKey('partitionId')) {
      partitionId = PartitionId.fromJson(_json['partitionId']);
    }
    if (_json.containsKey('path')) {
      path = (_json['path'] as core.List)
          .map<PathElement>((value) => PathElement.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (partitionId != null) {
      _json['partitionId'] = partitionId.toJson();
    }
    if (path != null) {
      _json['path'] = path.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// A representation of a kind.
class KindExpression {
  /// The name of the kind.
  core.String name;

  KindExpression();

  KindExpression.fromJson(core.Map _json) {
    if (_json.containsKey('name')) {
      name = _json['name'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (name != null) {
      _json['name'] = name;
    }
    return _json;
  }
}

/// An object representing a latitude/longitude pair. This is expressed as a
/// pair of doubles representing degrees latitude and degrees longitude. Unless
/// specified otherwise, this must conform to the WGS84 standard. Values must be
/// within normalized ranges.
class LatLng {
  /// The latitude in degrees. It must be in the range [-90.0, +90.0].
  core.double latitude;

  /// The longitude in degrees. It must be in the range [-180.0, +180.0].
  core.double longitude;

  LatLng();

  LatLng.fromJson(core.Map _json) {
    if (_json.containsKey('latitude')) {
      latitude = _json['latitude'].toDouble();
    }
    if (_json.containsKey('longitude')) {
      longitude = _json['longitude'].toDouble();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (latitude != null) {
      _json['latitude'] = latitude;
    }
    if (longitude != null) {
      _json['longitude'] = longitude;
    }
    return _json;
  }
}

/// The request for Datastore.Lookup.
class LookupRequest {
  /// Required. Keys of entities to look up.
  core.List<Key> keys;

  /// The options for this lookup request.
  ReadOptions readOptions;

  LookupRequest();

  LookupRequest.fromJson(core.Map _json) {
    if (_json.containsKey('keys')) {
      keys = (_json['keys'] as core.List)
          .map<Key>((value) => Key.fromJson(value))
          .toList();
    }
    if (_json.containsKey('readOptions')) {
      readOptions = ReadOptions.fromJson(_json['readOptions']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (keys != null) {
      _json['keys'] = keys.map((value) => value.toJson()).toList();
    }
    if (readOptions != null) {
      _json['readOptions'] = readOptions.toJson();
    }
    return _json;
  }
}

/// The response for Datastore.Lookup.
class LookupResponse {
  /// A list of keys that were not looked up due to resource constraints. The
  /// order of results in this field is undefined and has no relation to the
  /// order of the keys in the input.
  core.List<Key> deferred;

  /// Entities found as `ResultType.FULL` entities. The order of results in this
  /// field is undefined and has no relation to the order of the keys in the
  /// input.
  core.List<EntityResult> found;

  /// Entities not found as `ResultType.KEY_ONLY` entities. The order of results
  /// in this field is undefined and has no relation to the order of the keys in
  /// the input.
  core.List<EntityResult> missing;

  LookupResponse();

  LookupResponse.fromJson(core.Map _json) {
    if (_json.containsKey('deferred')) {
      deferred = (_json['deferred'] as core.List)
          .map<Key>((value) => Key.fromJson(value))
          .toList();
    }
    if (_json.containsKey('found')) {
      found = (_json['found'] as core.List)
          .map<EntityResult>((value) => EntityResult.fromJson(value))
          .toList();
    }
    if (_json.containsKey('missing')) {
      missing = (_json['missing'] as core.List)
          .map<EntityResult>((value) => EntityResult.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (deferred != null) {
      _json['deferred'] = deferred.map((value) => value.toJson()).toList();
    }
    if (found != null) {
      _json['found'] = found.map((value) => value.toJson()).toList();
    }
    if (missing != null) {
      _json['missing'] = missing.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// A mutation to apply to an entity.
class Mutation {
  /// The version of the entity that this mutation is being applied to. If this
  /// does not match the current version on the server, the mutation conflicts.
  core.String baseVersion;

  /// The key of the entity to delete. The entity may or may not already exist.
  /// Must have a complete key path and must not be reserved/read-only.
  Key delete;

  /// The entity to insert. The entity must not already exist. The entity key's
  /// final path element may be incomplete.
  Entity insert;

  /// The entity to update. The entity must already exist. Must have a complete
  /// key path.
  Entity update;

  /// The entity to upsert. The entity may or may not already exist. The entity
  /// key's final path element may be incomplete.
  Entity upsert;

  Mutation();

  Mutation.fromJson(core.Map _json) {
    if (_json.containsKey('baseVersion')) {
      baseVersion = _json['baseVersion'];
    }
    if (_json.containsKey('delete')) {
      delete = Key.fromJson(_json['delete']);
    }
    if (_json.containsKey('insert')) {
      insert = Entity.fromJson(_json['insert']);
    }
    if (_json.containsKey('update')) {
      update = Entity.fromJson(_json['update']);
    }
    if (_json.containsKey('upsert')) {
      upsert = Entity.fromJson(_json['upsert']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (baseVersion != null) {
      _json['baseVersion'] = baseVersion;
    }
    if (delete != null) {
      _json['delete'] = delete.toJson();
    }
    if (insert != null) {
      _json['insert'] = insert.toJson();
    }
    if (update != null) {
      _json['update'] = update.toJson();
    }
    if (upsert != null) {
      _json['upsert'] = upsert.toJson();
    }
    return _json;
  }
}

/// The result of applying a mutation.
class MutationResult {
  /// Whether a conflict was detected for this mutation. Always false when a
  /// conflict detection strategy field is not set in the mutation.
  core.bool conflictDetected;

  /// The automatically allocated key. Set only when the mutation allocated a
  /// key.
  Key key;

  /// The version of the entity on the server after processing the mutation. If
  /// the mutation doesn't change anything on the server, then the version will
  /// be the version of the current entity or, if no entity is present, a
  /// version that is strictly greater than the version of any previous entity
  /// and less than the version of any possible future entity.
  core.String version;

  MutationResult();

  MutationResult.fromJson(core.Map _json) {
    if (_json.containsKey('conflictDetected')) {
      conflictDetected = _json['conflictDetected'];
    }
    if (_json.containsKey('key')) {
      key = Key.fromJson(_json['key']);
    }
    if (_json.containsKey('version')) {
      version = _json['version'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (conflictDetected != null) {
      _json['conflictDetected'] = conflictDetected;
    }
    if (key != null) {
      _json['key'] = key.toJson();
    }
    if (version != null) {
      _json['version'] = version;
    }
    return _json;
  }
}

/// A partition ID identifies a grouping of entities. The grouping is always by
/// project and namespace, however the namespace ID may be empty. A partition ID
/// contains several dimensions: project ID and namespace ID. Partition
/// dimensions: - May be `""`. - Must be valid UTF-8 bytes. - Must have values
/// that match regex `[A-Za-z\d\.\-_]{1,100}` If the value of any dimension
/// matches regex `__.*__`, the partition is reserved/read-only. A
/// reserved/read-only partition ID is forbidden in certain documented contexts.
/// Foreign partition IDs (in which the project ID does not match the context
/// project ID ) are discouraged. Reads and writes of foreign partition IDs may
/// fail if the project is not in an active state.
class PartitionId {
  /// If not empty, the ID of the namespace to which the entities belong.
  core.String namespaceId;

  /// The ID of the project to which the entities belong.
  core.String projectId;

  PartitionId();

  PartitionId.fromJson(core.Map _json) {
    if (_json.containsKey('namespaceId')) {
      namespaceId = _json['namespaceId'];
    }
    if (_json.containsKey('projectId')) {
      projectId = _json['projectId'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (namespaceId != null) {
      _json['namespaceId'] = namespaceId;
    }
    if (projectId != null) {
      _json['projectId'] = projectId;
    }
    return _json;
  }
}

/// A (kind, ID/name) pair used to construct a key path. If either name or ID is
/// set, the element is complete. If neither is set, the element is incomplete.
class PathElement {
  /// The auto-allocated ID of the entity. Never equal to zero. Values less than
  /// zero are discouraged and may not be supported in the future.
  core.String id;

  /// The kind of the entity. A kind matching regex `__.*__` is
  /// reserved/read-only. A kind must not contain more than 1500 bytes when
  /// UTF-8 encoded. Cannot be `""`.
  core.String kind;

  /// The name of the entity. A name matching regex `__.*__` is
  /// reserved/read-only. A name must not be more than 1500 bytes when UTF-8
  /// encoded. Cannot be `""`.
  core.String name;

  PathElement();

  PathElement.fromJson(core.Map _json) {
    if (_json.containsKey('id')) {
      id = _json['id'];
    }
    if (_json.containsKey('kind')) {
      kind = _json['kind'];
    }
    if (_json.containsKey('name')) {
      name = _json['name'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (id != null) {
      _json['id'] = id;
    }
    if (kind != null) {
      _json['kind'] = kind;
    }
    if (name != null) {
      _json['name'] = name;
    }
    return _json;
  }
}

/// A representation of a property in a projection.
class Projection {
  /// The property to project.
  PropertyReference property;

  Projection();

  Projection.fromJson(core.Map _json) {
    if (_json.containsKey('property')) {
      property = PropertyReference.fromJson(_json['property']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (property != null) {
      _json['property'] = property.toJson();
    }
    return _json;
  }
}

/// A filter on a specific property.
class PropertyFilter {
  /// The operator to filter by.
  /// Possible string values are:
  /// - "OPERATOR_UNSPECIFIED" : Unspecified. This value must not be used.
  /// - "LESS_THAN" : Less than.
  /// - "LESS_THAN_OR_EQUAL" : Less than or equal.
  /// - "GREATER_THAN" : Greater than.
  /// - "GREATER_THAN_OR_EQUAL" : Greater than or equal.
  /// - "EQUAL" : Equal.
  /// - "HAS_ANCESTOR" : Has ancestor.
  core.String op;

  /// The property to filter by.
  PropertyReference property;

  /// The value to compare the property to.
  Value value;

  PropertyFilter();

  PropertyFilter.fromJson(core.Map _json) {
    if (_json.containsKey('op')) {
      op = _json['op'];
    }
    if (_json.containsKey('property')) {
      property = PropertyReference.fromJson(_json['property']);
    }
    if (_json.containsKey('value')) {
      value = Value.fromJson(_json['value']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (op != null) {
      _json['op'] = op;
    }
    if (property != null) {
      _json['property'] = property.toJson();
    }
    if (value != null) {
      _json['value'] = value.toJson();
    }
    return _json;
  }
}

/// The desired order for a specific property.
class PropertyOrder {
  /// The direction to order by. Defaults to `ASCENDING`.
  /// Possible string values are:
  /// - "DIRECTION_UNSPECIFIED" : Unspecified. This value must not be used.
  /// - "ASCENDING" : Ascending.
  /// - "DESCENDING" : Descending.
  core.String direction;

  /// The property to order by.
  PropertyReference property;

  PropertyOrder();

  PropertyOrder.fromJson(core.Map _json) {
    if (_json.containsKey('direction')) {
      direction = _json['direction'];
    }
    if (_json.containsKey('property')) {
      property = PropertyReference.fromJson(_json['property']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (direction != null) {
      _json['direction'] = direction;
    }
    if (property != null) {
      _json['property'] = property.toJson();
    }
    return _json;
  }
}

/// A reference to a property relative to the kind expressions.
class PropertyReference {
  /// The name of the property. If name includes "."s, it may be interpreted as
  /// a property name path.
  core.String name;

  PropertyReference();

  PropertyReference.fromJson(core.Map _json) {
    if (_json.containsKey('name')) {
      name = _json['name'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (name != null) {
      _json['name'] = name;
    }
    return _json;
  }
}

/// A query for entities.
class Query {
  /// The properties to make distinct. The query results will contain the first
  /// result for each distinct combination of values for the given properties
  /// (if empty, all results are returned).
  core.List<PropertyReference> distinctOn;

  /// An ending point for the query results. Query cursors are returned in query
  /// result batches and [can only be used to limit the same
  /// query](https://cloud.google.com/datastore/docs/concepts/queries#cursors_limits_and_offsets).
  core.String endCursor;
  core.List<core.int> get endCursorAsBytes => convert.base64.decode(endCursor);

  set endCursorAsBytes(core.List<core.int> _bytes) {
    endCursor =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  /// The filter to apply.
  Filter filter;

  /// The kinds to query (if empty, returns entities of all kinds). Currently at
  /// most 1 kind may be specified.
  core.List<KindExpression> kind;

  /// The maximum number of results to return. Applies after all other
  /// constraints. Optional. Unspecified is interpreted as no limit. Must be >=
  /// 0 if specified.
  core.int limit;

  /// The number of results to skip. Applies before limit, but after all other
  /// constraints. Optional. Must be >= 0 if specified.
  core.int offset;

  /// The order to apply to the query results (if empty, order is unspecified).
  core.List<PropertyOrder> order;

  /// The projection to return. Defaults to returning all properties.
  core.List<Projection> projection;

  /// A starting point for the query results. Query cursors are returned in
  /// query result batches and [can only be used to continue the same
  /// query](https://cloud.google.com/datastore/docs/concepts/queries#cursors_limits_and_offsets).
  core.String startCursor;
  core.List<core.int> get startCursorAsBytes =>
      convert.base64.decode(startCursor);

  set startCursorAsBytes(core.List<core.int> _bytes) {
    startCursor =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  Query();

  Query.fromJson(core.Map _json) {
    if (_json.containsKey('distinctOn')) {
      distinctOn = (_json['distinctOn'] as core.List)
          .map<PropertyReference>((value) => PropertyReference.fromJson(value))
          .toList();
    }
    if (_json.containsKey('endCursor')) {
      endCursor = _json['endCursor'];
    }
    if (_json.containsKey('filter')) {
      filter = Filter.fromJson(_json['filter']);
    }
    if (_json.containsKey('kind')) {
      kind = (_json['kind'] as core.List)
          .map<KindExpression>((value) => KindExpression.fromJson(value))
          .toList();
    }
    if (_json.containsKey('limit')) {
      limit = _json['limit'];
    }
    if (_json.containsKey('offset')) {
      offset = _json['offset'];
    }
    if (_json.containsKey('order')) {
      order = (_json['order'] as core.List)
          .map<PropertyOrder>((value) => PropertyOrder.fromJson(value))
          .toList();
    }
    if (_json.containsKey('projection')) {
      projection = (_json['projection'] as core.List)
          .map<Projection>((value) => Projection.fromJson(value))
          .toList();
    }
    if (_json.containsKey('startCursor')) {
      startCursor = _json['startCursor'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (distinctOn != null) {
      _json['distinctOn'] = distinctOn.map((value) => value.toJson()).toList();
    }
    if (endCursor != null) {
      _json['endCursor'] = endCursor;
    }
    if (filter != null) {
      _json['filter'] = filter.toJson();
    }
    if (kind != null) {
      _json['kind'] = kind.map((value) => value.toJson()).toList();
    }
    if (limit != null) {
      _json['limit'] = limit;
    }
    if (offset != null) {
      _json['offset'] = offset;
    }
    if (order != null) {
      _json['order'] = order.map((value) => value.toJson()).toList();
    }
    if (projection != null) {
      _json['projection'] = projection.map((value) => value.toJson()).toList();
    }
    if (startCursor != null) {
      _json['startCursor'] = startCursor;
    }
    return _json;
  }
}

/// A batch of results produced by a query.
class QueryResultBatch {
  /// A cursor that points to the position after the last result in the batch.
  core.String endCursor;
  core.List<core.int> get endCursorAsBytes => convert.base64.decode(endCursor);

  set endCursorAsBytes(core.List<core.int> _bytes) {
    endCursor =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  /// The result type for every entity in `entity_results`.
  /// Possible string values are:
  /// - "RESULT_TYPE_UNSPECIFIED" : Unspecified. This value is never used.
  /// - "FULL" : The key and properties.
  /// - "PROJECTION" : A projected subset of properties. The entity may have no
  /// key.
  /// - "KEY_ONLY" : Only the key.
  core.String entityResultType;

  /// The results for this batch.
  core.List<EntityResult> entityResults;

  /// The state of the query after the current batch.
  /// Possible string values are:
  /// - "MORE_RESULTS_TYPE_UNSPECIFIED" : Unspecified. This value is never used.
  /// - "NOT_FINISHED" : There may be additional batches to fetch from this
  /// query.
  /// - "MORE_RESULTS_AFTER_LIMIT" : The query is finished, but there may be
  /// more results after the limit.
  /// - "MORE_RESULTS_AFTER_CURSOR" : The query is finished, but there may be
  /// more results after the end cursor.
  /// - "NO_MORE_RESULTS" : The query is finished, and there are no more
  /// results.
  core.String moreResults;

  /// A cursor that points to the position after the last skipped result. Will
  /// be set when `skipped_results` != 0.
  core.String skippedCursor;
  core.List<core.int> get skippedCursorAsBytes =>
      convert.base64.decode(skippedCursor);

  set skippedCursorAsBytes(core.List<core.int> _bytes) {
    skippedCursor =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  /// The number of results skipped, typically because of an offset.
  core.int skippedResults;

  /// The version number of the snapshot this batch was returned from. This
  /// applies to the range of results from the query's `start_cursor` (or the
  /// beginning of the query if no cursor was given) to this batch's
  /// `end_cursor` (not the query's `end_cursor`). In a single transaction,
  /// subsequent query result batches for the same query can have a greater
  /// snapshot version number. Each batch's snapshot version is valid for all
  /// preceding batches. The value will be zero for eventually consistent
  /// queries.
  core.String snapshotVersion;

  QueryResultBatch();

  QueryResultBatch.fromJson(core.Map _json) {
    if (_json.containsKey('endCursor')) {
      endCursor = _json['endCursor'];
    }
    if (_json.containsKey('entityResultType')) {
      entityResultType = _json['entityResultType'];
    }
    if (_json.containsKey('entityResults')) {
      entityResults = (_json['entityResults'] as core.List)
          .map<EntityResult>((value) => EntityResult.fromJson(value))
          .toList();
    }
    if (_json.containsKey('moreResults')) {
      moreResults = _json['moreResults'];
    }
    if (_json.containsKey('skippedCursor')) {
      skippedCursor = _json['skippedCursor'];
    }
    if (_json.containsKey('skippedResults')) {
      skippedResults = _json['skippedResults'];
    }
    if (_json.containsKey('snapshotVersion')) {
      snapshotVersion = _json['snapshotVersion'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (endCursor != null) {
      _json['endCursor'] = endCursor;
    }
    if (entityResultType != null) {
      _json['entityResultType'] = entityResultType;
    }
    if (entityResults != null) {
      _json['entityResults'] =
          entityResults.map((value) => value.toJson()).toList();
    }
    if (moreResults != null) {
      _json['moreResults'] = moreResults;
    }
    if (skippedCursor != null) {
      _json['skippedCursor'] = skippedCursor;
    }
    if (skippedResults != null) {
      _json['skippedResults'] = skippedResults;
    }
    if (snapshotVersion != null) {
      _json['snapshotVersion'] = snapshotVersion;
    }
    return _json;
  }
}

/// Options specific to read-only transactions.
class ReadOnly {
  ReadOnly();

  ReadOnly.fromJson(
      // ignore: avoid_unused_constructor_parameters
      core.Map _json);

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    return _json;
  }
}

/// The options shared by read requests.
class ReadOptions {
  /// The non-transactional read consistency to use. Cannot be set to `STRONG`
  /// for global queries.
  /// Possible string values are:
  /// - "READ_CONSISTENCY_UNSPECIFIED" : Unspecified. This value must not be
  /// used.
  /// - "STRONG" : Strong consistency.
  /// - "EVENTUAL" : Eventual consistency.
  core.String readConsistency;

  /// The identifier of the transaction in which to read. A transaction
  /// identifier is returned by a call to Datastore.BeginTransaction.
  core.String transaction;
  core.List<core.int> get transactionAsBytes =>
      convert.base64.decode(transaction);

  set transactionAsBytes(core.List<core.int> _bytes) {
    transaction =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  ReadOptions();

  ReadOptions.fromJson(core.Map _json) {
    if (_json.containsKey('readConsistency')) {
      readConsistency = _json['readConsistency'];
    }
    if (_json.containsKey('transaction')) {
      transaction = _json['transaction'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (readConsistency != null) {
      _json['readConsistency'] = readConsistency;
    }
    if (transaction != null) {
      _json['transaction'] = transaction;
    }
    return _json;
  }
}

/// Options specific to read / write transactions.
class ReadWrite {
  /// The transaction identifier of the transaction being retried.
  core.String previousTransaction;
  core.List<core.int> get previousTransactionAsBytes =>
      convert.base64.decode(previousTransaction);

  set previousTransactionAsBytes(core.List<core.int> _bytes) {
    previousTransaction =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  ReadWrite();

  ReadWrite.fromJson(core.Map _json) {
    if (_json.containsKey('previousTransaction')) {
      previousTransaction = _json['previousTransaction'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (previousTransaction != null) {
      _json['previousTransaction'] = previousTransaction;
    }
    return _json;
  }
}

/// The request for Datastore.ReserveIds.
class ReserveIdsRequest {
  /// If not empty, the ID of the database against which to make the request.
  core.String databaseId;

  /// Required. A list of keys with complete key paths whose numeric IDs should
  /// not be auto-allocated.
  core.List<Key> keys;

  ReserveIdsRequest();

  ReserveIdsRequest.fromJson(core.Map _json) {
    if (_json.containsKey('databaseId')) {
      databaseId = _json['databaseId'];
    }
    if (_json.containsKey('keys')) {
      keys = (_json['keys'] as core.List)
          .map<Key>((value) => Key.fromJson(value))
          .toList();
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (databaseId != null) {
      _json['databaseId'] = databaseId;
    }
    if (keys != null) {
      _json['keys'] = keys.map((value) => value.toJson()).toList();
    }
    return _json;
  }
}

/// The response for Datastore.ReserveIds.
class ReserveIdsResponse {
  ReserveIdsResponse();

  ReserveIdsResponse.fromJson(
      // ignore: avoid_unused_constructor_parameters
      core.Map _json);

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    return _json;
  }
}

/// The request for Datastore.Rollback.
class RollbackRequest {
  /// Required. The transaction identifier, returned by a call to
  /// Datastore.BeginTransaction.
  core.String transaction;
  core.List<core.int> get transactionAsBytes =>
      convert.base64.decode(transaction);

  set transactionAsBytes(core.List<core.int> _bytes) {
    transaction =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  RollbackRequest();

  RollbackRequest.fromJson(core.Map _json) {
    if (_json.containsKey('transaction')) {
      transaction = _json['transaction'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (transaction != null) {
      _json['transaction'] = transaction;
    }
    return _json;
  }
}

/// The response for Datastore.Rollback. (an empty message).
class RollbackResponse {
  RollbackResponse();

  RollbackResponse.fromJson(
      // ignore: avoid_unused_constructor_parameters
      core.Map _json);

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    return _json;
  }
}

/// The request for Datastore.RunQuery.
class RunQueryRequest {
  /// The GQL query to run.
  GqlQuery gqlQuery;

  /// Entities are partitioned into subsets, identified by a partition ID.
  /// Queries are scoped to a single partition. This partition ID is normalized
  /// with the standard default context partition ID.
  PartitionId partitionId;

  /// The query to run.
  Query query;

  /// The options for this query.
  ReadOptions readOptions;

  RunQueryRequest();

  RunQueryRequest.fromJson(core.Map _json) {
    if (_json.containsKey('gqlQuery')) {
      gqlQuery = GqlQuery.fromJson(_json['gqlQuery']);
    }
    if (_json.containsKey('partitionId')) {
      partitionId = PartitionId.fromJson(_json['partitionId']);
    }
    if (_json.containsKey('query')) {
      query = Query.fromJson(_json['query']);
    }
    if (_json.containsKey('readOptions')) {
      readOptions = ReadOptions.fromJson(_json['readOptions']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (gqlQuery != null) {
      _json['gqlQuery'] = gqlQuery.toJson();
    }
    if (partitionId != null) {
      _json['partitionId'] = partitionId.toJson();
    }
    if (query != null) {
      _json['query'] = query.toJson();
    }
    if (readOptions != null) {
      _json['readOptions'] = readOptions.toJson();
    }
    return _json;
  }
}

/// The response for Datastore.RunQuery.
class RunQueryResponse {
  /// A batch of query results (always present).
  QueryResultBatch batch;

  /// The parsed form of the `GqlQuery` from the request, if it was set.
  Query query;

  RunQueryResponse();

  RunQueryResponse.fromJson(core.Map _json) {
    if (_json.containsKey('batch')) {
      batch = QueryResultBatch.fromJson(_json['batch']);
    }
    if (_json.containsKey('query')) {
      query = Query.fromJson(_json['query']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (batch != null) {
      _json['batch'] = batch.toJson();
    }
    if (query != null) {
      _json['query'] = query.toJson();
    }
    return _json;
  }
}

/// The `Status` type defines a logical error model that is suitable for
/// different programming environments, including REST APIs and RPC APIs. It is
/// used by [gRPC](https://github.com/grpc). Each `Status` message contains
/// three pieces of data: error code, error message, and error details. You can
/// find out more about this error model and how to work with it in the [API
/// Design Guide](https://cloud.google.com/apis/design/errors).
class Status {
  /// The status code, which should be an enum value of google.rpc.Code.
  core.int code;

  /// A list of messages that carry the error details. There is a common set of
  /// message types for APIs to use.
  ///
  /// The values for Object must be JSON objects. It can consist of `num`,
  /// `String`, `bool` and `null` as well as `Map` and `List` values.
  core.List<core.Map<core.String, core.Object>> details;

  /// A developer-facing error message, which should be in English. Any
  /// user-facing error message should be localized and sent in the
  /// google.rpc.Status.details field, or localized by the client.
  core.String message;

  Status();

  Status.fromJson(core.Map _json) {
    if (_json.containsKey('code')) {
      code = _json['code'];
    }
    if (_json.containsKey('details')) {
      details = (_json['details'] as core.List)
          .map<core.Map<core.String, core.Object>>(
              (value) => (value as core.Map).cast<core.String, core.Object>())
          .toList();
    }
    if (_json.containsKey('message')) {
      message = _json['message'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (code != null) {
      _json['code'] = code;
    }
    if (details != null) {
      _json['details'] = details;
    }
    if (message != null) {
      _json['message'] = message;
    }
    return _json;
  }
}

/// Options for beginning a new transaction. Transactions can be created
/// explicitly with calls to Datastore.BeginTransaction or implicitly by setting
/// ReadOptions.new_transaction in read requests.
class TransactionOptions {
  /// The transaction should only allow reads.
  ReadOnly readOnly;

  /// The transaction should allow both reads and writes.
  ReadWrite readWrite;

  TransactionOptions();

  TransactionOptions.fromJson(core.Map _json) {
    if (_json.containsKey('readOnly')) {
      readOnly = ReadOnly.fromJson(_json['readOnly']);
    }
    if (_json.containsKey('readWrite')) {
      readWrite = ReadWrite.fromJson(_json['readWrite']);
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (readOnly != null) {
      _json['readOnly'] = readOnly.toJson();
    }
    if (readWrite != null) {
      _json['readWrite'] = readWrite.toJson();
    }
    return _json;
  }
}

/// A message that can hold any of the supported value types and associated
/// metadata.
class Value {
  /// An array value. Cannot contain another array value. A `Value` instance
  /// that sets field `array_value` must not set fields `meaning` or
  /// `exclude_from_indexes`.
  ArrayValue arrayValue;

  /// A blob value. May have at most 1,000,000 bytes. When
  /// `exclude_from_indexes` is false, may have at most 1500 bytes. In JSON
  /// requests, must be base64-encoded.
  core.String blobValue;
  core.List<core.int> get blobValueAsBytes => convert.base64.decode(blobValue);

  set blobValueAsBytes(core.List<core.int> _bytes) {
    blobValue =
        convert.base64.encode(_bytes).replaceAll('/', '_').replaceAll('+', '-');
  }

  /// A boolean value.
  core.bool booleanValue;

  /// A double value.
  core.double doubleValue;

  /// An entity value. - May have no key. - May have a key with an incomplete
  /// key path. - May have a reserved/read-only key.
  Entity entityValue;

  /// If the value should be excluded from all indexes including those defined
  /// explicitly.
  core.bool excludeFromIndexes;

  /// A geo point value representing a point on the surface of Earth.
  LatLng geoPointValue;

  /// An integer value.
  core.String integerValue;

  /// A key value.
  Key keyValue;

  /// The `meaning` field should only be populated for backwards compatibility.
  core.int meaning;

  /// A null value.
  /// Possible string values are:
  /// - "NULL_VALUE" : Null value.
  core.String nullValue;

  /// A UTF-8 encoded string value. When `exclude_from_indexes` is false (it is
  /// indexed) , may have at most 1500 bytes. Otherwise, may be set to at most
  /// 1,000,000 bytes.
  core.String stringValue;

  /// A timestamp value. When stored in the Datastore, precise only to
  /// microseconds; any additional precision is rounded down.
  core.String timestampValue;

  Value();

  Value.fromJson(core.Map _json) {
    if (_json.containsKey('arrayValue')) {
      arrayValue = ArrayValue.fromJson(_json['arrayValue']);
    }
    if (_json.containsKey('blobValue')) {
      blobValue = _json['blobValue'];
    }
    if (_json.containsKey('booleanValue')) {
      booleanValue = _json['booleanValue'];
    }
    if (_json.containsKey('doubleValue')) {
      doubleValue = _json['doubleValue'].toDouble();
    }
    if (_json.containsKey('entityValue')) {
      entityValue = Entity.fromJson(_json['entityValue']);
    }
    if (_json.containsKey('excludeFromIndexes')) {
      excludeFromIndexes = _json['excludeFromIndexes'];
    }
    if (_json.containsKey('geoPointValue')) {
      geoPointValue = LatLng.fromJson(_json['geoPointValue']);
    }
    if (_json.containsKey('integerValue')) {
      integerValue = _json['integerValue'];
    }
    if (_json.containsKey('keyValue')) {
      keyValue = Key.fromJson(_json['keyValue']);
    }
    if (_json.containsKey('meaning')) {
      meaning = _json['meaning'];
    }
    if (_json.containsKey('nullValue')) {
      nullValue = _json['nullValue'];
    }
    if (_json.containsKey('stringValue')) {
      stringValue = _json['stringValue'];
    }
    if (_json.containsKey('timestampValue')) {
      timestampValue = _json['timestampValue'];
    }
  }

  core.Map<core.String, core.Object> toJson() {
    final _json = <core.String, core.Object>{};
    if (arrayValue != null) {
      _json['arrayValue'] = arrayValue.toJson();
    }
    if (blobValue != null) {
      _json['blobValue'] = blobValue;
    }
    if (booleanValue != null) {
      _json['booleanValue'] = booleanValue;
    }
    if (doubleValue != null) {
      _json['doubleValue'] = doubleValue;
    }
    if (entityValue != null) {
      _json['entityValue'] = entityValue.toJson();
    }
    if (excludeFromIndexes != null) {
      _json['excludeFromIndexes'] = excludeFromIndexes;
    }
    if (geoPointValue != null) {
      _json['geoPointValue'] = geoPointValue.toJson();
    }
    if (integerValue != null) {
      _json['integerValue'] = integerValue;
    }
    if (keyValue != null) {
      _json['keyValue'] = keyValue.toJson();
    }
    if (meaning != null) {
      _json['meaning'] = meaning;
    }
    if (nullValue != null) {
      _json['nullValue'] = nullValue;
    }
    if (stringValue != null) {
      _json['stringValue'] = stringValue;
    }
    if (timestampValue != null) {
      _json['timestampValue'] = timestampValue;
    }
    return _json;
  }
}