text: package apimanagement
  
  // Copyright (c) Microsoft and contributors.  All rights reserved.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  // http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  //
  // See the License for the specific language governing permissions and
  // limitations under the License.
  //
  // Code generated by Microsoft (R) AutoRest Code Generator.
  // Changes may cause incorrect behavior and will be lost if the code is regenerated.
  
  import (
  	"context"
  	"github.com/Azure/go-autorest/autorest"
  	"github.com/Azure/go-autorest/autorest/azure"
  	"github.com/Azure/go-autorest/autorest/validation"
  	"github.com/Azure/go-autorest/tracing"
  	"net/http"
  )
  
  // PolicyDescriptionClient is the apiManagement Client
  type PolicyDescriptionClient struct {
  	BaseClient
  }
  
  // NewPolicyDescriptionClient creates an instance of the PolicyDescriptionClient client.
  func NewPolicyDescriptionClient(subscriptionID string) PolicyDescriptionClient {
  	return NewPolicyDescriptionClientWithBaseURI(DefaultBaseURI, subscriptionID)
  }
  
  // NewPolicyDescriptionClientWithBaseURI creates an instance of the PolicyDescriptionClient client using a custom
  // endpoint.  Use this when interacting with an Azure cloud that uses a non-standard base URI (sovereign clouds, Azure
  // stack).
  func NewPolicyDescriptionClientWithBaseURI(baseURI string, subscriptionID string) PolicyDescriptionClient {
  	return PolicyDescriptionClient{NewWithBaseURI(baseURI, subscriptionID)}
  }
  
  // ListByService lists all policy descriptions.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  // serviceName - the name of the API Management service.
  // scope - policy scope.
  func (client PolicyDescriptionClient) ListByService(ctx context.Context, resourceGroupName string, serviceName string, scope PolicyScopeContract) (result PolicyDescriptionCollection, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/PolicyDescriptionClient.ListByService")
  		defer func() {
  			sc := -1
  			if result.Response.Response != nil {
  				sc = result.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	if err := validation.Validate([]validation.Validation{
  		{TargetValue: serviceName,
  			Constraints: []validation.Constraint{{Target: "serviceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
  				{Target: "serviceName", Name: validation.MinLength, Rule: 1, Chain: nil},
  				{Target: "serviceName", Name: validation.Pattern, Rule: `^[a-zA-Z](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?$`, Chain: nil}}}}); err != nil {
  		return result, validation.NewError("apimanagement.PolicyDescriptionClient", "ListByService", err.Error())
  	}
  
  	req, err := client.ListByServicePreparer(ctx, resourceGroupName, serviceName, scope)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "apimanagement.PolicyDescriptionClient", "ListByService", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.ListByServiceSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "apimanagement.PolicyDescriptionClient", "ListByService", resp, "Failure sending request")
  		return
  	}
  
  	result, err = client.ListByServiceResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "apimanagement.PolicyDescriptionClient", "ListByService", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // ListByServicePreparer prepares the ListByService request.
  func (client PolicyDescriptionClient) ListByServicePreparer(ctx context.Context, resourceGroupName string, serviceName string, scope PolicyScopeContract) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"resourceGroupName": autorest.Encode("path", resourceGroupName),
  		"serviceName":       autorest.Encode("path", serviceName),
  		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2019-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  	if len(string(scope)) > 0 {
  		queryParameters["scope"] = autorest.Encode("query", scope)
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsGet(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/policyDescriptions", pathParameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // ListByServiceSender sends the ListByService request. The method will close the
  // http.Response Body if it receives an error.
  func (client PolicyDescriptionClient) ListByServiceSender(req *http.Request) (*http.Response, error) {
  	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
  }
  
  // ListByServiceResponder handles the response to the ListByService request. The method always
  // closes the http.Response Body.
  func (client PolicyDescriptionClient) ListByServiceResponder(resp *http.Response) (result PolicyDescriptionCollection, err error) {
  	err = autorest.Respond(
  		resp,
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  