package apimanagement

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See License.txt in the project root for license information.
//
// 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"
)

// CertificateClient is the apiManagement Client
type CertificateClient struct {
	BaseClient
}

// NewCertificateClient creates an instance of the CertificateClient client.
func NewCertificateClient(subscriptionID string) CertificateClient {
	return NewCertificateClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewCertificateClientWithBaseURI creates an instance of the CertificateClient 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 NewCertificateClientWithBaseURI(baseURI string, subscriptionID string) CertificateClient {
	return CertificateClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CreateOrUpdate creates or updates the certificate being used for authentication with the backend.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// certificateID - identifier of the certificate entity. Must be unique in the current API Management service
// instance.
// parameters - create or Update parameters.
// ifMatch - eTag of the Entity. Not required when creating an entity, but required when updating an entity.
func (client CertificateClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, serviceName string, certificateID string, parameters CertificateCreateOrUpdateParameters, ifMatch string) (result CertificateContract, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/CertificateClient.CreateOrUpdate")
		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])?$`, Chain: nil}}},
		{TargetValue: certificateID,
			Constraints: []validation.Constraint{{Target: "certificateID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "certificateID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "certificateID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.CertificateCreateOrUpdateProperties", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "parameters.CertificateCreateOrUpdateProperties.Data", Name: validation.Null, Rule: true, Chain: nil},
					{Target: "parameters.CertificateCreateOrUpdateProperties.Password", Name: validation.Null, Rule: true, Chain: nil},
				}}}}}); err != nil {
		return result, validation.NewError("apimanagement.CertificateClient", "CreateOrUpdate", err.Error())
	}

	req, err := client.CreateOrUpdatePreparer(ctx, resourceGroupName, serviceName, certificateID, parameters, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateOrUpdateSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "CreateOrUpdate", resp, "Failure sending request")
		return
	}

	result, err = client.CreateOrUpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "CreateOrUpdate", resp, "Failure responding to request")
		return
	}

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client CertificateClient) CreateOrUpdatePreparer(ctx context.Context, resourceGroupName string, serviceName string, certificateID string, parameters CertificateCreateOrUpdateParameters, ifMatch string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"certificateId":     autorest.Encode("path", certificateID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-12-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPut(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/certificates/{certificateId}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	if len(ifMatch) > 0 {
		preparer = autorest.DecoratePreparer(preparer,
			autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	}
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// CreateOrUpdateSender sends the CreateOrUpdate request. The method will close the
// http.Response Body if it receives an error.
func (client CertificateClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
// closes the http.Response Body.
func (client CertificateClient) CreateOrUpdateResponder(resp *http.Response) (result CertificateContract, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusCreated),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// Delete deletes specific certificate.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// certificateID - identifier of the certificate entity. Must be unique in the current API Management service
// instance.
// ifMatch - eTag of the Entity. ETag should match the current entity state from the header response of the GET
// request or it should be * for unconditional update.
func (client CertificateClient) Delete(ctx context.Context, resourceGroupName string, serviceName string, certificateID string, ifMatch string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/CertificateClient.Delete")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.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])?$`, Chain: nil}}},
		{TargetValue: certificateID,
			Constraints: []validation.Constraint{{Target: "certificateID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "certificateID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "certificateID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.CertificateClient", "Delete", err.Error())
	}

	req, err := client.DeletePreparer(ctx, resourceGroupName, serviceName, certificateID, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "Delete", nil, "Failure preparing request")
		return
	}

	resp, err := client.DeleteSender(req)
	if err != nil {
		result.Response = resp
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "Delete", resp, "Failure sending request")
		return
	}

	result, err = client.DeleteResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "Delete", resp, "Failure responding to request")
		return
	}

	return
}

// DeletePreparer prepares the Delete request.
func (client CertificateClient) DeletePreparer(ctx context.Context, resourceGroupName string, serviceName string, certificateID string, ifMatch string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"certificateId":     autorest.Encode("path", certificateID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-12-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/certificates/{certificateId}", pathParameters),
		autorest.WithQueryParameters(queryParameters),
		autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// DeleteSender sends the Delete request. The method will close the
// http.Response Body if it receives an error.
func (client CertificateClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// DeleteResponder handles the response to the Delete request. The method always
// closes the http.Response Body.
func (client CertificateClient) DeleteResponder(resp *http.Response) (result autorest.Response, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusNoContent),
		autorest.ByClosing())
	result.Response = resp
	return
}

// Get gets the details of the certificate specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// certificateID - identifier of the certificate entity. Must be unique in the current API Management service
// instance.
func (client CertificateClient) Get(ctx context.Context, resourceGroupName string, serviceName string, certificateID string) (result CertificateContract, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/CertificateClient.Get")
		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])?$`, Chain: nil}}},
		{TargetValue: certificateID,
			Constraints: []validation.Constraint{{Target: "certificateID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "certificateID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "certificateID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.CertificateClient", "Get", err.Error())
	}

	req, err := client.GetPreparer(ctx, resourceGroupName, serviceName, certificateID)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "Get", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "Get", resp, "Failure sending request")
		return
	}

	result, err = client.GetResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "Get", resp, "Failure responding to request")
		return
	}

	return
}

// GetPreparer prepares the Get request.
func (client CertificateClient) GetPreparer(ctx context.Context, resourceGroupName string, serviceName string, certificateID string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"certificateId":     autorest.Encode("path", certificateID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-12-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/certificates/{certificateId}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// GetSender sends the Get request. The method will close the
// http.Response Body if it receives an error.
func (client CertificateClient) GetSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// GetResponder handles the response to the Get request. The method always
// closes the http.Response Body.
func (client CertificateClient) GetResponder(resp *http.Response) (result CertificateContract, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// GetEntityTag gets the entity state (Etag) version of the certificate specified by its identifier.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// certificateID - identifier of the certificate entity. Must be unique in the current API Management service
// instance.
func (client CertificateClient) GetEntityTag(ctx context.Context, resourceGroupName string, serviceName string, certificateID string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/CertificateClient.GetEntityTag")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.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])?$`, Chain: nil}}},
		{TargetValue: certificateID,
			Constraints: []validation.Constraint{{Target: "certificateID", Name: validation.MaxLength, Rule: 80, Chain: nil},
				{Target: "certificateID", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "certificateID", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.CertificateClient", "GetEntityTag", err.Error())
	}

	req, err := client.GetEntityTagPreparer(ctx, resourceGroupName, serviceName, certificateID)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "GetEntityTag", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetEntityTagSender(req)
	if err != nil {
		result.Response = resp
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "GetEntityTag", resp, "Failure sending request")
		return
	}

	result, err = client.GetEntityTagResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "GetEntityTag", resp, "Failure responding to request")
		return
	}

	return
}

// GetEntityTagPreparer prepares the GetEntityTag request.
func (client CertificateClient) GetEntityTagPreparer(ctx context.Context, resourceGroupName string, serviceName string, certificateID string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"certificateId":     autorest.Encode("path", certificateID),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"serviceName":       autorest.Encode("path", serviceName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2019-12-01-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsHead(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/certificates/{certificateId}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// GetEntityTagSender sends the GetEntityTag request. The method will close the
// http.Response Body if it receives an error.
func (client CertificateClient) GetEntityTagSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// GetEntityTagResponder handles the response to the GetEntityTag request. The method always
// closes the http.Response Body.
func (client CertificateClient) GetEntityTagResponder(resp *http.Response) (result autorest.Response, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByClosing())
	result.Response = resp
	return
}

// ListByService lists a collection of all certificates in the specified service instance.
// Parameters:
// resourceGroupName - the name of the resource group.
// serviceName - the name of the API Management service.
// filter - |   Field     |     Usage     |     Supported operators     |     Supported functions
// |</br>|-------------|-------------|-------------|-------------|</br>| name | filter | ge, le, eq, ne, gt, lt
// | substringof, contains, startswith, endswith | </br>| subject | filter | ge, le, eq, ne, gt, lt |
// substringof, contains, startswith, endswith | </br>| thumbprint | filter | ge, le, eq, ne, gt, lt |
// substringof, contains, startswith, endswith | </br>| expirationDate | filter | ge, le, eq, ne, gt, lt |
// | </br>
// top - number of records to return.
// skip - number of records to skip.
func (client CertificateClient) ListByService(ctx context.Context, resourceGroupName string, serviceName string, filter string, top *int32, skip *int32) (result CertificateCollectionPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/CertificateClient.ListByService")
		defer func() {
			sc := -1
			if result.cc.Response.Response != nil {
				sc = result.cc.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}}},
		{TargetValue: top,
			Constraints: []validation.Constraint{{Target: "top", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "top", Name: validation.InclusiveMinimum, Rule: int64(1), Chain: nil}}}}},
		{TargetValue: skip,
			Constraints: []validation.Constraint{{Target: "skip", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "skip", Name: validation.InclusiveMinimum, Rule: int64(0), Chain: nil}}}}}}); err != nil {
		return result, validation.NewError("apimanagement.CertificateClient", "ListByService", err.Error())
	}

	result.fn = client.listByServiceNextResults
	req, err := client.ListByServicePreparer(ctx, resourceGroupName, serviceName, filter, top, skip)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "ListByService", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByServiceSender(req)
	if err != nil {
		result.cc.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "ListByService", resp, "Failure sending request")
		return
	}

	result.cc, err = client.ListByServiceResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "ListByService", resp, "Failure responding to request")
		return
	}
	if result.cc.hasNextLink() && result.cc.IsEmpty() {
		err = result.NextWithContext(ctx)
		return
	}

	return
}

// ListByServicePreparer prepares the ListByService request.
func (client CertificateClient) ListByServicePreparer(ctx context.Context, resourceGroupName string, serviceName string, filter string, top *int32, skip *int32) (*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-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(filter) > 0 {
		queryParameters["$filter"] = autorest.Encode("query", filter)
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}
	if skip != nil {
		queryParameters["$skip"] = autorest.Encode("query", *skip)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/certificates", 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 CertificateClient) 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 CertificateClient) ListByServiceResponder(resp *http.Response) (result CertificateCollection, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// listByServiceNextResults retrieves the next set of results, if any.
func (client CertificateClient) listByServiceNextResults(ctx context.Context, lastResults CertificateCollection) (result CertificateCollection, err error) {
	req, err := lastResults.certificateCollectionPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "listByServiceNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListByServiceSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "listByServiceNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByServiceResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.CertificateClient", "listByServiceNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListByServiceComplete enumerates all values, automatically crossing page boundaries as required.
func (client CertificateClient) ListByServiceComplete(ctx context.Context, resourceGroupName string, serviceName string, filter string, top *int32, skip *int32) (result CertificateCollectionIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/CertificateClient.ListByService")
		defer func() {
			sc := -1
			if result.Response().Response.Response != nil {
				sc = result.page.Response().Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	result.page, err = client.ListByService(ctx, resourceGroupName, serviceName, filter, top, skip)
	return
}
