// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
// Code generated by Microsoft (R) AutoRest Code Generator.

package com.azure.resourcemanager.authorization.implementation;

import com.azure.core.annotation.ExpectedResponses;
import com.azure.core.annotation.Get;
import com.azure.core.annotation.HeaderParam;
import com.azure.core.annotation.Headers;
import com.azure.core.annotation.Host;
import com.azure.core.annotation.HostParam;
import com.azure.core.annotation.PathParam;
import com.azure.core.annotation.QueryParam;
import com.azure.core.annotation.ReturnType;
import com.azure.core.annotation.ServiceInterface;
import com.azure.core.annotation.ServiceMethod;
import com.azure.core.annotation.UnexpectedResponseExceptionType;
import com.azure.core.http.rest.PagedFlux;
import com.azure.core.http.rest.PagedIterable;
import com.azure.core.http.rest.PagedResponse;
import com.azure.core.http.rest.PagedResponseBase;
import com.azure.core.http.rest.Response;
import com.azure.core.http.rest.RestProxy;
import com.azure.core.management.exception.ManagementException;
import com.azure.core.util.Context;
import com.azure.core.util.FluxUtil;
import com.azure.resourcemanager.authorization.fluent.PermissionsClient;
import com.azure.resourcemanager.authorization.fluent.models.PermissionInner;
import com.azure.resourcemanager.authorization.models.PermissionGetResult;
import reactor.core.publisher.Mono;

/** An instance of this class provides access to all the operations defined in PermissionsClient. */
public final class PermissionsClientImpl implements PermissionsClient {
    /** The proxy service used to perform REST calls. */
    private final PermissionsService service;

    /** The service client containing this operation class. */
    private final AuthorizationManagementClientImpl client;

    /**
     * Initializes an instance of PermissionsClientImpl.
     *
     * @param client the instance of the service client containing this operation class.
     */
    PermissionsClientImpl(AuthorizationManagementClientImpl client) {
        this.service =
            RestProxy.create(PermissionsService.class, client.getHttpPipeline(), client.getSerializerAdapter());
        this.client = client;
    }

    /**
     * The interface defining all the services for AuthorizationManagementClientPermissions to be used by the proxy
     * service to perform REST calls.
     */
    @Host("{$host}")
    @ServiceInterface(name = "AuthorizationManagem")
    public interface PermissionsService {
        @Headers({"Content-Type: application/json"})
        @Get(
            "/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/Microsoft.Authorization"
                + "/permissions")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<PermissionGetResult>> listByResourceGroup(
            @HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @QueryParam("api-version") String apiVersion,
            @PathParam("subscriptionId") String subscriptionId,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Get(
            "/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/{resourceProviderNamespace}"
                + "/{parentResourcePath}/{resourceType}/{resourceName}/providers/Microsoft.Authorization/permissions")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<PermissionGetResult>> listForResource(
            @HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam(value = "resourceProviderNamespace", encoded = true) String resourceProviderNamespace,
            @PathParam(value = "parentResourcePath", encoded = true) String parentResourcePath,
            @PathParam(value = "resourceType", encoded = true) String resourceType,
            @PathParam("resourceName") String resourceName,
            @QueryParam("api-version") String apiVersion,
            @PathParam("subscriptionId") String subscriptionId,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Get("{nextLink}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<PermissionGetResult>> listForResourceGroupNext(
            @PathParam(value = "nextLink", encoded = true) String nextLink,
            @HostParam("$host") String endpoint,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Get("{nextLink}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<PermissionGetResult>> listForResourceNext(
            @PathParam(value = "nextLink", encoded = true) String nextLink,
            @HostParam("$host") String endpoint,
            @HeaderParam("Accept") String accept,
            Context context);
    }

    /**
     * Gets all permissions the caller has for a resource group.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource group along with {@link PagedResponse} on successful
     *     completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listByResourceGroupSinglePageAsync(String resourceGroupName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        final String apiVersion = "2022-04-01";
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .listByResourceGroup(
                            this.client.getEndpoint(),
                            resourceGroupName,
                            apiVersion,
                            this.client.getSubscriptionId(),
                            accept,
                            context))
            .<PagedResponse<PermissionInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Gets all permissions the caller has for a resource group.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource group along with {@link PagedResponse} on successful
     *     completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listByResourceGroupSinglePageAsync(
        String resourceGroupName, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        final String apiVersion = "2022-04-01";
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .listByResourceGroup(
                this.client.getEndpoint(),
                resourceGroupName,
                apiVersion,
                this.client.getSubscriptionId(),
                accept,
                context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Gets all permissions the caller has for a resource group.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource group as paginated response with {@link PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux<PermissionInner> listByResourceGroupAsync(String resourceGroupName) {
        return new PagedFlux<>(
            () -> listByResourceGroupSinglePageAsync(resourceGroupName),
            nextLink -> listForResourceGroupNextSinglePageAsync(nextLink));
    }

    /**
     * Gets all permissions the caller has for a resource group.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource group as paginated response with {@link PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<PermissionInner> listByResourceGroupAsync(String resourceGroupName, Context context) {
        return new PagedFlux<>(
            () -> listByResourceGroupSinglePageAsync(resourceGroupName, context),
            nextLink -> listForResourceGroupNextSinglePageAsync(nextLink, context));
    }

    /**
     * Gets all permissions the caller has for a resource group.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource group as paginated response with {@link PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<PermissionInner> listByResourceGroup(String resourceGroupName) {
        return new PagedIterable<>(listByResourceGroupAsync(resourceGroupName));
    }

    /**
     * Gets all permissions the caller has for a resource group.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource group as paginated response with {@link PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<PermissionInner> listByResourceGroup(String resourceGroupName, Context context) {
        return new PagedIterable<>(listByResourceGroupAsync(resourceGroupName, context));
    }

    /**
     * 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.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource along with {@link PagedResponse} on successful completion
     *     of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listForResourceSinglePageAsync(
        String resourceGroupName,
        String resourceProviderNamespace,
        String parentResourcePath,
        String resourceType,
        String resourceName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (resourceProviderNamespace == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter resourceProviderNamespace is required and cannot be null."));
        }
        if (parentResourcePath == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter parentResourcePath is required and cannot be null."));
        }
        if (resourceType == null) {
            return Mono.error(new IllegalArgumentException("Parameter resourceType is required and cannot be null."));
        }
        if (resourceName == null) {
            return Mono.error(new IllegalArgumentException("Parameter resourceName is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        final String apiVersion = "2022-04-01";
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .listForResource(
                            this.client.getEndpoint(),
                            resourceGroupName,
                            resourceProviderNamespace,
                            parentResourcePath,
                            resourceType,
                            resourceName,
                            apiVersion,
                            this.client.getSubscriptionId(),
                            accept,
                            context))
            .<PagedResponse<PermissionInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * 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 context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource along with {@link PagedResponse} on successful completion
     *     of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listForResourceSinglePageAsync(
        String resourceGroupName,
        String resourceProviderNamespace,
        String parentResourcePath,
        String resourceType,
        String resourceName,
        Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (resourceProviderNamespace == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter resourceProviderNamespace is required and cannot be null."));
        }
        if (parentResourcePath == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter parentResourcePath is required and cannot be null."));
        }
        if (resourceType == null) {
            return Mono.error(new IllegalArgumentException("Parameter resourceType is required and cannot be null."));
        }
        if (resourceName == null) {
            return Mono.error(new IllegalArgumentException("Parameter resourceName is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        final String apiVersion = "2022-04-01";
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .listForResource(
                this.client.getEndpoint(),
                resourceGroupName,
                resourceProviderNamespace,
                parentResourcePath,
                resourceType,
                resourceName,
                apiVersion,
                this.client.getSubscriptionId(),
                accept,
                context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * 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.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource as paginated response with {@link PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux<PermissionInner> listForResourceAsync(
        String resourceGroupName,
        String resourceProviderNamespace,
        String parentResourcePath,
        String resourceType,
        String resourceName) {
        return new PagedFlux<>(
            () ->
                listForResourceSinglePageAsync(
                    resourceGroupName, resourceProviderNamespace, parentResourcePath, resourceType, resourceName),
            nextLink -> listForResourceNextSinglePageAsync(nextLink));
    }

    /**
     * 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 context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource as paginated response with {@link PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<PermissionInner> listForResourceAsync(
        String resourceGroupName,
        String resourceProviderNamespace,
        String parentResourcePath,
        String resourceType,
        String resourceName,
        Context context) {
        return new PagedFlux<>(
            () ->
                listForResourceSinglePageAsync(
                    resourceGroupName,
                    resourceProviderNamespace,
                    parentResourcePath,
                    resourceType,
                    resourceName,
                    context),
            nextLink -> listForResourceNextSinglePageAsync(nextLink, context));
    }

    /**
     * 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.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource as paginated response with {@link PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<PermissionInner> listForResource(
        String resourceGroupName,
        String resourceProviderNamespace,
        String parentResourcePath,
        String resourceType,
        String resourceName) {
        return new PagedIterable<>(
            listForResourceAsync(
                resourceGroupName, resourceProviderNamespace, parentResourcePath, resourceType, resourceName));
    }

    /**
     * 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 context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return all permissions the caller has for a resource as paginated response with {@link PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<PermissionInner> listForResource(
        String resourceGroupName,
        String resourceProviderNamespace,
        String parentResourcePath,
        String resourceType,
        String resourceName,
        Context context) {
        return new PagedIterable<>(
            listForResourceAsync(
                resourceGroupName, resourceProviderNamespace, parentResourcePath, resourceType, resourceName, context));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The URL to get the next list of items
     *     <p>The nextLink parameter.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return permissions information along with {@link PagedResponse} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listForResourceGroupNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context -> service.listForResourceGroupNext(nextLink, this.client.getEndpoint(), accept, context))
            .<PagedResponse<PermissionInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The URL to get the next list of items
     *     <p>The nextLink parameter.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return permissions information along with {@link PagedResponse} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listForResourceGroupNextSinglePageAsync(
        String nextLink, Context context) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .listForResourceGroupNext(nextLink, this.client.getEndpoint(), accept, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The URL to get the next list of items
     *     <p>The nextLink parameter.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return permissions information along with {@link PagedResponse} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listForResourceNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(context -> service.listForResourceNext(nextLink, this.client.getEndpoint(), accept, context))
            .<PagedResponse<PermissionInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The URL to get the next list of items
     *     <p>The nextLink parameter.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return permissions information along with {@link PagedResponse} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<PermissionInner>> listForResourceNextSinglePageAsync(String nextLink, Context context) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .listForResourceNext(nextLink, this.client.getEndpoint(), accept, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }
}
