/*
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 *
 * Code generated by Microsoft (R) AutoRest Code Generator.
 * Changes may cause incorrect behavior and will be lost if the code is regenerated.
 */

import { PagedAsyncIterableIterator, PageSettings } from "@azure/core-paging";
import { setContinuationToken } from "../pagingHelper";
import { Budgets } from "../operationsInterfaces";
import * as coreClient from "@azure/core-client";
import * as Mappers from "../models/mappers";
import * as Parameters from "../models/parameters";
import { ConsumptionManagementClient } from "../consumptionManagementClient";
import {
  Budget,
  BudgetsListNextOptionalParams,
  BudgetsListOptionalParams,
  BudgetsListResponse,
  BudgetsGetOptionalParams,
  BudgetsGetResponse,
  BudgetsCreateOrUpdateOptionalParams,
  BudgetsCreateOrUpdateResponse,
  BudgetsDeleteOptionalParams,
  BudgetsListNextResponse
} from "../models";

/// <reference lib="esnext.asynciterable" />
/** Class containing Budgets operations. */
export class BudgetsImpl implements Budgets {
  private readonly client: ConsumptionManagementClient;

  /**
   * Initialize a new instance of the class Budgets class.
   * @param client Reference to the service client
   */
  constructor(client: ConsumptionManagementClient) {
    this.client = client;
  }

  /**
   * Lists all budgets for the defined scope.
   * @param scope The scope associated with budget operations. This includes
   *              '/subscriptions/{subscriptionId}/' for subscription scope,
   *              '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}' for resourceGroup scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}' for Billing Account scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/departments/{departmentId}' for
   *              Department scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/enrollmentAccounts/{enrollmentAccountId}'
   *              for EnrollmentAccount scope, '/providers/Microsoft.Management/managementGroups/{managementGroupId}'
   *              for Management Group scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/billingProfiles/{billingProfileId}'
   *              for billingProfile scope,
   *              'providers/Microsoft.Billing/billingAccounts/{billingAccountId}/invoiceSections/{invoiceSectionId}'
   *              for invoiceSection scope.
   * @param options The options parameters.
   */
  public list(
    scope: string,
    options?: BudgetsListOptionalParams
  ): PagedAsyncIterableIterator<Budget> {
    const iter = this.listPagingAll(scope, options);
    return {
      next() {
        return iter.next();
      },
      [Symbol.asyncIterator]() {
        return this;
      },
      byPage: (settings?: PageSettings) => {
        if (settings?.maxPageSize) {
          throw new Error("maxPageSize is not supported by this operation.");
        }
        return this.listPagingPage(scope, options, settings);
      }
    };
  }

  private async *listPagingPage(
    scope: string,
    options?: BudgetsListOptionalParams,
    settings?: PageSettings
  ): AsyncIterableIterator<Budget[]> {
    let result: BudgetsListResponse;
    let continuationToken = settings?.continuationToken;
    if (!continuationToken) {
      result = await this._list(scope, options);
      let page = result.value || [];
      continuationToken = result.nextLink;
      setContinuationToken(page, continuationToken);
      yield page;
    }
    while (continuationToken) {
      result = await this._listNext(scope, continuationToken, options);
      continuationToken = result.nextLink;
      let page = result.value || [];
      setContinuationToken(page, continuationToken);
      yield page;
    }
  }

  private async *listPagingAll(
    scope: string,
    options?: BudgetsListOptionalParams
  ): AsyncIterableIterator<Budget> {
    for await (const page of this.listPagingPage(scope, options)) {
      yield* page;
    }
  }

  /**
   * Lists all budgets for the defined scope.
   * @param scope The scope associated with budget operations. This includes
   *              '/subscriptions/{subscriptionId}/' for subscription scope,
   *              '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}' for resourceGroup scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}' for Billing Account scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/departments/{departmentId}' for
   *              Department scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/enrollmentAccounts/{enrollmentAccountId}'
   *              for EnrollmentAccount scope, '/providers/Microsoft.Management/managementGroups/{managementGroupId}'
   *              for Management Group scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/billingProfiles/{billingProfileId}'
   *              for billingProfile scope,
   *              'providers/Microsoft.Billing/billingAccounts/{billingAccountId}/invoiceSections/{invoiceSectionId}'
   *              for invoiceSection scope.
   * @param options The options parameters.
   */
  private _list(
    scope: string,
    options?: BudgetsListOptionalParams
  ): Promise<BudgetsListResponse> {
    return this.client.sendOperationRequest(
      { scope, options },
      listOperationSpec
    );
  }

  /**
   * Gets the budget for the scope by budget name.
   * @param scope The scope associated with budget operations. This includes
   *              '/subscriptions/{subscriptionId}/' for subscription scope,
   *              '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}' for resourceGroup scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}' for Billing Account scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/departments/{departmentId}' for
   *              Department scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/enrollmentAccounts/{enrollmentAccountId}'
   *              for EnrollmentAccount scope, '/providers/Microsoft.Management/managementGroups/{managementGroupId}'
   *              for Management Group scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/billingProfiles/{billingProfileId}'
   *              for billingProfile scope,
   *              'providers/Microsoft.Billing/billingAccounts/{billingAccountId}/invoiceSections/{invoiceSectionId}'
   *              for invoiceSection scope.
   * @param budgetName Budget Name.
   * @param options The options parameters.
   */
  get(
    scope: string,
    budgetName: string,
    options?: BudgetsGetOptionalParams
  ): Promise<BudgetsGetResponse> {
    return this.client.sendOperationRequest(
      { scope, budgetName, options },
      getOperationSpec
    );
  }

  /**
   * The operation to create or update a budget. You can optionally provide an eTag if desired as a form
   * of concurrency control. To obtain the latest eTag for a given budget, perform a get operation prior
   * to your put operation.
   * @param scope The scope associated with budget operations. This includes
   *              '/subscriptions/{subscriptionId}/' for subscription scope,
   *              '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}' for resourceGroup scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}' for Billing Account scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/departments/{departmentId}' for
   *              Department scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/enrollmentAccounts/{enrollmentAccountId}'
   *              for EnrollmentAccount scope, '/providers/Microsoft.Management/managementGroups/{managementGroupId}'
   *              for Management Group scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/billingProfiles/{billingProfileId}'
   *              for billingProfile scope,
   *              'providers/Microsoft.Billing/billingAccounts/{billingAccountId}/invoiceSections/{invoiceSectionId}'
   *              for invoiceSection scope.
   * @param budgetName Budget Name.
   * @param parameters Parameters supplied to the Create Budget operation.
   * @param options The options parameters.
   */
  createOrUpdate(
    scope: string,
    budgetName: string,
    parameters: Budget,
    options?: BudgetsCreateOrUpdateOptionalParams
  ): Promise<BudgetsCreateOrUpdateResponse> {
    return this.client.sendOperationRequest(
      { scope, budgetName, parameters, options },
      createOrUpdateOperationSpec
    );
  }

  /**
   * The operation to delete a budget.
   * @param scope The scope associated with budget operations. This includes
   *              '/subscriptions/{subscriptionId}/' for subscription scope,
   *              '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}' for resourceGroup scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}' for Billing Account scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/departments/{departmentId}' for
   *              Department scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/enrollmentAccounts/{enrollmentAccountId}'
   *              for EnrollmentAccount scope, '/providers/Microsoft.Management/managementGroups/{managementGroupId}'
   *              for Management Group scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/billingProfiles/{billingProfileId}'
   *              for billingProfile scope,
   *              'providers/Microsoft.Billing/billingAccounts/{billingAccountId}/invoiceSections/{invoiceSectionId}'
   *              for invoiceSection scope.
   * @param budgetName Budget Name.
   * @param options The options parameters.
   */
  delete(
    scope: string,
    budgetName: string,
    options?: BudgetsDeleteOptionalParams
  ): Promise<void> {
    return this.client.sendOperationRequest(
      { scope, budgetName, options },
      deleteOperationSpec
    );
  }

  /**
   * ListNext
   * @param scope The scope associated with budget operations. This includes
   *              '/subscriptions/{subscriptionId}/' for subscription scope,
   *              '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}' for resourceGroup scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}' for Billing Account scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/departments/{departmentId}' for
   *              Department scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/enrollmentAccounts/{enrollmentAccountId}'
   *              for EnrollmentAccount scope, '/providers/Microsoft.Management/managementGroups/{managementGroupId}'
   *              for Management Group scope,
   *              '/providers/Microsoft.Billing/billingAccounts/{billingAccountId}/billingProfiles/{billingProfileId}'
   *              for billingProfile scope,
   *              'providers/Microsoft.Billing/billingAccounts/{billingAccountId}/invoiceSections/{invoiceSectionId}'
   *              for invoiceSection scope.
   * @param nextLink The nextLink from the previous successful call to the List method.
   * @param options The options parameters.
   */
  private _listNext(
    scope: string,
    nextLink: string,
    options?: BudgetsListNextOptionalParams
  ): Promise<BudgetsListNextResponse> {
    return this.client.sendOperationRequest(
      { scope, nextLink, options },
      listNextOperationSpec
    );
  }
}
// Operation Specifications
const serializer = coreClient.createSerializer(Mappers, /* isXml */ false);

const listOperationSpec: coreClient.OperationSpec = {
  path: "/{scope}/providers/Microsoft.Consumption/budgets",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.BudgetsListResult
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  queryParameters: [Parameters.apiVersion],
  urlParameters: [Parameters.$host, Parameters.scope],
  headerParameters: [Parameters.accept],
  serializer
};
const getOperationSpec: coreClient.OperationSpec = {
  path: "/{scope}/providers/Microsoft.Consumption/budgets/{budgetName}",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.Budget
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  queryParameters: [Parameters.apiVersion],
  urlParameters: [Parameters.$host, Parameters.scope, Parameters.budgetName],
  headerParameters: [Parameters.accept],
  serializer
};
const createOrUpdateOperationSpec: coreClient.OperationSpec = {
  path: "/{scope}/providers/Microsoft.Consumption/budgets/{budgetName}",
  httpMethod: "PUT",
  responses: {
    200: {
      bodyMapper: Mappers.Budget
    },
    201: {
      bodyMapper: Mappers.Budget
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  requestBody: Parameters.parameters,
  queryParameters: [Parameters.apiVersion],
  urlParameters: [Parameters.$host, Parameters.scope, Parameters.budgetName],
  headerParameters: [Parameters.accept, Parameters.contentType],
  mediaType: "json",
  serializer
};
const deleteOperationSpec: coreClient.OperationSpec = {
  path: "/{scope}/providers/Microsoft.Consumption/budgets/{budgetName}",
  httpMethod: "DELETE",
  responses: {
    200: {},
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  queryParameters: [Parameters.apiVersion],
  urlParameters: [Parameters.$host, Parameters.scope, Parameters.budgetName],
  headerParameters: [Parameters.accept],
  serializer
};
const listNextOperationSpec: coreClient.OperationSpec = {
  path: "{nextLink}",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.BudgetsListResult
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  urlParameters: [Parameters.$host, Parameters.scope, Parameters.nextLink],
  headerParameters: [Parameters.accept],
  serializer
};