/*
 * 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 { SubscriptionPolicy } from "../operationsInterfaces";
import * as coreClient from "@azure/core-client";
import * as Mappers from "../models/mappers";
import * as Parameters from "../models/parameters";
import { SubscriptionClient } from "../subscriptionClient";
import {
  GetTenantPolicyResponse,
  SubscriptionPolicyListPolicyForTenantNextOptionalParams,
  SubscriptionPolicyListPolicyForTenantOptionalParams,
  SubscriptionPolicyListPolicyForTenantResponse,
  PutTenantPolicyRequestProperties,
  SubscriptionPolicyAddUpdatePolicyForTenantOptionalParams,
  SubscriptionPolicyAddUpdatePolicyForTenantResponse,
  SubscriptionPolicyGetPolicyForTenantOptionalParams,
  SubscriptionPolicyGetPolicyForTenantResponse,
  SubscriptionPolicyListPolicyForTenantNextResponse
} from "../models";

/// <reference lib="esnext.asynciterable" />
/** Class containing SubscriptionPolicy operations. */
export class SubscriptionPolicyImpl implements SubscriptionPolicy {
  private readonly client: SubscriptionClient;

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

  /**
   * Get the subscription tenant policy for the user's tenant.
   * @param options The options parameters.
   */
  public listPolicyForTenant(
    options?: SubscriptionPolicyListPolicyForTenantOptionalParams
  ): PagedAsyncIterableIterator<GetTenantPolicyResponse> {
    const iter = this.listPolicyForTenantPagingAll(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.listPolicyForTenantPagingPage(options, settings);
      }
    };
  }

  private async *listPolicyForTenantPagingPage(
    options?: SubscriptionPolicyListPolicyForTenantOptionalParams,
    settings?: PageSettings
  ): AsyncIterableIterator<GetTenantPolicyResponse[]> {
    let result: SubscriptionPolicyListPolicyForTenantResponse;
    let continuationToken = settings?.continuationToken;
    if (!continuationToken) {
      result = await this._listPolicyForTenant(options);
      let page = result.value || [];
      continuationToken = result.nextLink;
      setContinuationToken(page, continuationToken);
      yield page;
    }
    while (continuationToken) {
      result = await this._listPolicyForTenantNext(continuationToken, options);
      continuationToken = result.nextLink;
      let page = result.value || [];
      setContinuationToken(page, continuationToken);
      yield page;
    }
  }

  private async *listPolicyForTenantPagingAll(
    options?: SubscriptionPolicyListPolicyForTenantOptionalParams
  ): AsyncIterableIterator<GetTenantPolicyResponse> {
    for await (const page of this.listPolicyForTenantPagingPage(options)) {
      yield* page;
    }
  }

  /**
   * Create or Update Subscription tenant policy for user's tenant.
   * @param body Put tenant policy request properties.
   * @param options The options parameters.
   */
  addUpdatePolicyForTenant(
    body: PutTenantPolicyRequestProperties,
    options?: SubscriptionPolicyAddUpdatePolicyForTenantOptionalParams
  ): Promise<SubscriptionPolicyAddUpdatePolicyForTenantResponse> {
    return this.client.sendOperationRequest(
      { body, options },
      addUpdatePolicyForTenantOperationSpec
    );
  }

  /**
   * Get the subscription tenant policy for the user's tenant.
   * @param options The options parameters.
   */
  getPolicyForTenant(
    options?: SubscriptionPolicyGetPolicyForTenantOptionalParams
  ): Promise<SubscriptionPolicyGetPolicyForTenantResponse> {
    return this.client.sendOperationRequest(
      { options },
      getPolicyForTenantOperationSpec
    );
  }

  /**
   * Get the subscription tenant policy for the user's tenant.
   * @param options The options parameters.
   */
  private _listPolicyForTenant(
    options?: SubscriptionPolicyListPolicyForTenantOptionalParams
  ): Promise<SubscriptionPolicyListPolicyForTenantResponse> {
    return this.client.sendOperationRequest(
      { options },
      listPolicyForTenantOperationSpec
    );
  }

  /**
   * ListPolicyForTenantNext
   * @param nextLink The nextLink from the previous successful call to the ListPolicyForTenant method.
   * @param options The options parameters.
   */
  private _listPolicyForTenantNext(
    nextLink: string,
    options?: SubscriptionPolicyListPolicyForTenantNextOptionalParams
  ): Promise<SubscriptionPolicyListPolicyForTenantNextResponse> {
    return this.client.sendOperationRequest(
      { nextLink, options },
      listPolicyForTenantNextOperationSpec
    );
  }
}
// Operation Specifications
const serializer = coreClient.createSerializer(Mappers, /* isXml */ false);

const addUpdatePolicyForTenantOperationSpec: coreClient.OperationSpec = {
  path: "/providers/Microsoft.Subscription/policies/default",
  httpMethod: "PUT",
  responses: {
    200: {
      bodyMapper: Mappers.GetTenantPolicyResponse
    },
    default: {
      bodyMapper: Mappers.ErrorResponseBody
    }
  },
  requestBody: Parameters.body3,
  queryParameters: [Parameters.apiVersion1],
  urlParameters: [Parameters.$host],
  headerParameters: [Parameters.accept, Parameters.contentType],
  mediaType: "json",
  serializer
};
const getPolicyForTenantOperationSpec: coreClient.OperationSpec = {
  path: "/providers/Microsoft.Subscription/policies/default",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.GetTenantPolicyResponse
    },
    default: {
      bodyMapper: Mappers.ErrorResponseBody
    }
  },
  queryParameters: [Parameters.apiVersion1],
  urlParameters: [Parameters.$host],
  headerParameters: [Parameters.accept],
  serializer
};
const listPolicyForTenantOperationSpec: coreClient.OperationSpec = {
  path: "/providers/Microsoft.Subscription/policies",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.GetTenantPolicyListResponse
    },
    default: {
      bodyMapper: Mappers.ErrorResponseBody
    }
  },
  queryParameters: [Parameters.apiVersion1],
  urlParameters: [Parameters.$host],
  headerParameters: [Parameters.accept],
  serializer
};
const listPolicyForTenantNextOperationSpec: coreClient.OperationSpec = {
  path: "{nextLink}",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.GetTenantPolicyListResponse
    },
    default: {
      bodyMapper: Mappers.ErrorResponseBody
    }
  },
  queryParameters: [Parameters.apiVersion1],
  urlParameters: [Parameters.$host, Parameters.nextLink],
  headerParameters: [Parameters.accept],
  serializer
};