/*
 * 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 { Permissions } from "../operationsInterfaces";
import * as coreClient from "@azure/core-client";
import * as Mappers from "../models/mappers";
import * as Parameters from "../models/parameters";
import { AuthorizationManagementClient } from "../authorizationManagementClient";
import {
  Permission,
  PermissionsListForResourceGroupNextOptionalParams,
  PermissionsListForResourceGroupOptionalParams,
  PermissionsListForResourceGroupResponse,
  PermissionsListForResourceNextOptionalParams,
  PermissionsListForResourceOptionalParams,
  PermissionsListForResourceResponse,
  PermissionsListForResourceGroupNextResponse,
  PermissionsListForResourceNextResponse
} from "../models";

/// <reference lib="esnext.asynciterable" />
/** Class containing Permissions operations. */
export class PermissionsImpl implements Permissions {
  private readonly client: AuthorizationManagementClient;

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

  /**
   * Gets all permissions the caller has for a resource group.
   * @param resourceGroupName The name of the resource group. The name is case insensitive.
   * @param options The options parameters.
   */
  public listForResourceGroup(
    resourceGroupName: string,
    options?: PermissionsListForResourceGroupOptionalParams
  ): PagedAsyncIterableIterator<Permission> {
    const iter = this.listForResourceGroupPagingAll(resourceGroupName, 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.listForResourceGroupPagingPage(
          resourceGroupName,
          options,
          settings
        );
      }
    };
  }

  private async *listForResourceGroupPagingPage(
    resourceGroupName: string,
    options?: PermissionsListForResourceGroupOptionalParams,
    settings?: PageSettings
  ): AsyncIterableIterator<Permission[]> {
    let result: PermissionsListForResourceGroupResponse;
    let continuationToken = settings?.continuationToken;
    if (!continuationToken) {
      result = await this._listForResourceGroup(resourceGroupName, options);
      let page = result.value || [];
      continuationToken = result.nextLink;
      setContinuationToken(page, continuationToken);
      yield page;
    }
    while (continuationToken) {
      result = await this._listForResourceGroupNext(
        resourceGroupName,
        continuationToken,
        options
      );
      continuationToken = result.nextLink;
      let page = result.value || [];
      setContinuationToken(page, continuationToken);
      yield page;
    }
  }

  private async *listForResourceGroupPagingAll(
    resourceGroupName: string,
    options?: PermissionsListForResourceGroupOptionalParams
  ): AsyncIterableIterator<Permission> {
    for await (const page of this.listForResourceGroupPagingPage(
      resourceGroupName,
      options
    )) {
      yield* page;
    }
  }

  /**
   * Gets all permissions the caller has for a resource.
   * @param resourceGroupName The name of the resource group. The name is case insensitive.
   * @param resourceProviderNamespace The namespace of the resource provider.
   * @param parentResourcePath The parent resource identity.
   * @param resourceType The resource type of the resource.
   * @param resourceName The name of the resource to get the permissions for.
   * @param options The options parameters.
   */
  public listForResource(
    resourceGroupName: string,
    resourceProviderNamespace: string,
    parentResourcePath: string,
    resourceType: string,
    resourceName: string,
    options?: PermissionsListForResourceOptionalParams
  ): PagedAsyncIterableIterator<Permission> {
    const iter = this.listForResourcePagingAll(
      resourceGroupName,
      resourceProviderNamespace,
      parentResourcePath,
      resourceType,
      resourceName,
      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.listForResourcePagingPage(
          resourceGroupName,
          resourceProviderNamespace,
          parentResourcePath,
          resourceType,
          resourceName,
          options,
          settings
        );
      }
    };
  }

  private async *listForResourcePagingPage(
    resourceGroupName: string,
    resourceProviderNamespace: string,
    parentResourcePath: string,
    resourceType: string,
    resourceName: string,
    options?: PermissionsListForResourceOptionalParams,
    settings?: PageSettings
  ): AsyncIterableIterator<Permission[]> {
    let result: PermissionsListForResourceResponse;
    let continuationToken = settings?.continuationToken;
    if (!continuationToken) {
      result = await this._listForResource(
        resourceGroupName,
        resourceProviderNamespace,
        parentResourcePath,
        resourceType,
        resourceName,
        options
      );
      let page = result.value || [];
      continuationToken = result.nextLink;
      setContinuationToken(page, continuationToken);
      yield page;
    }
    while (continuationToken) {
      result = await this._listForResourceNext(
        resourceGroupName,
        resourceProviderNamespace,
        parentResourcePath,
        resourceType,
        resourceName,
        continuationToken,
        options
      );
      continuationToken = result.nextLink;
      let page = result.value || [];
      setContinuationToken(page, continuationToken);
      yield page;
    }
  }

  private async *listForResourcePagingAll(
    resourceGroupName: string,
    resourceProviderNamespace: string,
    parentResourcePath: string,
    resourceType: string,
    resourceName: string,
    options?: PermissionsListForResourceOptionalParams
  ): AsyncIterableIterator<Permission> {
    for await (const page of this.listForResourcePagingPage(
      resourceGroupName,
      resourceProviderNamespace,
      parentResourcePath,
      resourceType,
      resourceName,
      options
    )) {
      yield* page;
    }
  }

  /**
   * Gets all permissions the caller has for a resource group.
   * @param resourceGroupName The name of the resource group. The name is case insensitive.
   * @param options The options parameters.
   */
  private _listForResourceGroup(
    resourceGroupName: string,
    options?: PermissionsListForResourceGroupOptionalParams
  ): Promise<PermissionsListForResourceGroupResponse> {
    return this.client.sendOperationRequest(
      { resourceGroupName, options },
      listForResourceGroupOperationSpec
    );
  }

  /**
   * Gets all permissions the caller has for a resource.
   * @param resourceGroupName The name of the resource group. The name is case insensitive.
   * @param resourceProviderNamespace The namespace of the resource provider.
   * @param parentResourcePath The parent resource identity.
   * @param resourceType The resource type of the resource.
   * @param resourceName The name of the resource to get the permissions for.
   * @param options The options parameters.
   */
  private _listForResource(
    resourceGroupName: string,
    resourceProviderNamespace: string,
    parentResourcePath: string,
    resourceType: string,
    resourceName: string,
    options?: PermissionsListForResourceOptionalParams
  ): Promise<PermissionsListForResourceResponse> {
    return this.client.sendOperationRequest(
      {
        resourceGroupName,
        resourceProviderNamespace,
        parentResourcePath,
        resourceType,
        resourceName,
        options
      },
      listForResourceOperationSpec
    );
  }

  /**
   * ListForResourceGroupNext
   * @param resourceGroupName The name of the resource group. The name is case insensitive.
   * @param nextLink The nextLink from the previous successful call to the ListForResourceGroup method.
   * @param options The options parameters.
   */
  private _listForResourceGroupNext(
    resourceGroupName: string,
    nextLink: string,
    options?: PermissionsListForResourceGroupNextOptionalParams
  ): Promise<PermissionsListForResourceGroupNextResponse> {
    return this.client.sendOperationRequest(
      { resourceGroupName, nextLink, options },
      listForResourceGroupNextOperationSpec
    );
  }

  /**
   * ListForResourceNext
   * @param resourceGroupName The name of the resource group. The name is case insensitive.
   * @param resourceProviderNamespace The namespace of the resource provider.
   * @param parentResourcePath The parent resource identity.
   * @param resourceType The resource type of the resource.
   * @param resourceName The name of the resource to get the permissions for.
   * @param nextLink The nextLink from the previous successful call to the ListForResource method.
   * @param options The options parameters.
   */
  private _listForResourceNext(
    resourceGroupName: string,
    resourceProviderNamespace: string,
    parentResourcePath: string,
    resourceType: string,
    resourceName: string,
    nextLink: string,
    options?: PermissionsListForResourceNextOptionalParams
  ): Promise<PermissionsListForResourceNextResponse> {
    return this.client.sendOperationRequest(
      {
        resourceGroupName,
        resourceProviderNamespace,
        parentResourcePath,
        resourceType,
        resourceName,
        nextLink,
        options
      },
      listForResourceNextOperationSpec
    );
  }
}
// Operation Specifications
const serializer = coreClient.createSerializer(Mappers, /* isXml */ false);

const listForResourceGroupOperationSpec: coreClient.OperationSpec = {
  path:
    "/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/Microsoft.Authorization/permissions",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.PermissionGetResult
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  queryParameters: [Parameters.apiVersion1],
  urlParameters: [
    Parameters.$host,
    Parameters.subscriptionId,
    Parameters.resourceGroupName
  ],
  headerParameters: [Parameters.accept],
  serializer
};
const listForResourceOperationSpec: coreClient.OperationSpec = {
  path:
    "/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/{resourceProviderNamespace}/{parentResourcePath}/{resourceType}/{resourceName}/providers/Microsoft.Authorization/permissions",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.PermissionGetResult
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  queryParameters: [Parameters.apiVersion1],
  urlParameters: [
    Parameters.$host,
    Parameters.subscriptionId,
    Parameters.resourceGroupName,
    Parameters.resourceProviderNamespace,
    Parameters.parentResourcePath,
    Parameters.resourceType,
    Parameters.resourceName
  ],
  headerParameters: [Parameters.accept],
  serializer
};
const listForResourceGroupNextOperationSpec: coreClient.OperationSpec = {
  path: "{nextLink}",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.PermissionGetResult
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  urlParameters: [
    Parameters.$host,
    Parameters.subscriptionId,
    Parameters.nextLink,
    Parameters.resourceGroupName
  ],
  headerParameters: [Parameters.accept],
  serializer
};
const listForResourceNextOperationSpec: coreClient.OperationSpec = {
  path: "{nextLink}",
  httpMethod: "GET",
  responses: {
    200: {
      bodyMapper: Mappers.PermissionGetResult
    },
    default: {
      bodyMapper: Mappers.ErrorResponse
    }
  },
  urlParameters: [
    Parameters.$host,
    Parameters.subscriptionId,
    Parameters.nextLink,
    Parameters.resourceGroupName,
    Parameters.resourceProviderNamespace,
    Parameters.parentResourcePath,
    Parameters.resourceType,
    Parameters.resourceName
  ],
  headerParameters: [Parameters.accept],
  serializer
};