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"
)

// SubscriptionClient is the client for the Subscription methods of the Apimanagement service.
type SubscriptionClient struct {
	BaseClient
}

// NewSubscriptionClient creates an instance of the SubscriptionClient client.
func NewSubscriptionClient() SubscriptionClient {
	return SubscriptionClient{New()}
}

// CreateOrUpdate creates or updates the subscription of specified user to the specified product.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// sid - subscription entity Identifier. The entity represents the association between a user and a product in
// API Management.
// parameters - create parameters.
// notify - notify the subscriber of the subscription state change to Submitted or Active state.
func (client SubscriptionClient) CreateOrUpdate(ctx context.Context, apimBaseURL string, sid string, parameters SubscriptionCreateParameters, notify string) (result SubscriptionContract, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.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: sid,
			Constraints: []validation.Constraint{{Target: "sid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "sid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.UserID", Name: validation.Null, Rule: true, Chain: nil},
				{Target: "parameters.ProductID", Name: validation.Null, Rule: true, Chain: nil},
				{Target: "parameters.Name", Name: validation.Null, Rule: false,
					Chain: []validation.Constraint{{Target: "parameters.Name", Name: validation.MaxLength, Rule: 100, Chain: nil},
						{Target: "parameters.Name", Name: validation.MinLength, Rule: 0, Chain: nil},
					}},
				{Target: "parameters.PrimaryKey", Name: validation.Null, Rule: false,
					Chain: []validation.Constraint{{Target: "parameters.PrimaryKey", Name: validation.MaxLength, Rule: 256, Chain: nil},
						{Target: "parameters.PrimaryKey", Name: validation.MinLength, Rule: 1, Chain: nil},
					}},
				{Target: "parameters.SecondaryKey", Name: validation.Null, Rule: false,
					Chain: []validation.Constraint{{Target: "parameters.SecondaryKey", Name: validation.MaxLength, Rule: 256, Chain: nil},
						{Target: "parameters.SecondaryKey", Name: validation.MinLength, Rule: 1, Chain: nil},
					}}}}}); err != nil {
		return result, validation.NewError("apimanagement.SubscriptionClient", "CreateOrUpdate", err.Error())
	}

	req, err := client.CreateOrUpdatePreparer(ctx, apimBaseURL, sid, parameters, notify)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "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.SubscriptionClient", "CreateOrUpdate", resp, "Failure sending request")
		return
	}

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

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client SubscriptionClient) CreateOrUpdatePreparer(ctx context.Context, apimBaseURL string, sid string, parameters SubscriptionCreateParameters, notify string) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	pathParameters := map[string]interface{}{
		"sid": autorest.Encode("path", sid),
	}

	const APIVersion = "2017-03-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(string(notify)) > 0 {
		queryParameters["notify"] = autorest.Encode("query", notify)
	} else {
		queryParameters["notify"] = autorest.Encode("query", "False")
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPut(),
		autorest.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPathParameters("/subscriptions/{sid}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	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 SubscriptionClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

// CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
// closes the http.Response Body.
func (client SubscriptionClient) CreateOrUpdateResponder(resp *http.Response) (result SubscriptionContract, 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 the specified subscription.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// sid - subscription entity Identifier. The entity represents the association between a user and a product in
// API Management.
// ifMatch - eTag of the Subscription 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 SubscriptionClient) Delete(ctx context.Context, apimBaseURL string, sid string, ifMatch string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.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: sid,
			Constraints: []validation.Constraint{{Target: "sid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "sid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.SubscriptionClient", "Delete", err.Error())
	}

	req, err := client.DeletePreparer(ctx, apimBaseURL, sid, ifMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "Delete", nil, "Failure preparing request")
		return
	}

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

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

	return
}

// DeletePreparer prepares the Delete request.
func (client SubscriptionClient) DeletePreparer(ctx context.Context, apimBaseURL string, sid string, ifMatch string) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	pathParameters := map[string]interface{}{
		"sid": autorest.Encode("path", sid),
	}

	const APIVersion = "2017-03-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPathParameters("/subscriptions/{sid}", 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 SubscriptionClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

// DeleteResponder handles the response to the Delete request. The method always
// closes the http.Response Body.
func (client SubscriptionClient) 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 specified Subscription entity.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// sid - subscription entity Identifier. The entity represents the association between a user and a product in
// API Management.
func (client SubscriptionClient) Get(ctx context.Context, apimBaseURL string, sid string) (result SubscriptionContract, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.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: sid,
			Constraints: []validation.Constraint{{Target: "sid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "sid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.SubscriptionClient", "Get", err.Error())
	}

	req, err := client.GetPreparer(ctx, apimBaseURL, sid)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "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.SubscriptionClient", "Get", resp, "Failure sending request")
		return
	}

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

	return
}

// GetPreparer prepares the Get request.
func (client SubscriptionClient) GetPreparer(ctx context.Context, apimBaseURL string, sid string) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	pathParameters := map[string]interface{}{
		"sid": autorest.Encode("path", sid),
	}

	const APIVersion = "2017-03-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPathParameters("/subscriptions/{sid}", 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 SubscriptionClient) GetSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

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

// List lists all subscriptions of the API Management service instance.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// filter - | Field        | Supported operators    | Supported functions                         |
// |--------------|------------------------|---------------------------------------------|
// | id           | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith |
// | name         | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith |
// | stateComment | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith |
// | userId       | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith |
// | productId    | ge, le, eq, ne, gt, lt | substringof, contains, startswith, endswith |
// | state        | eq                     |                                             |
// top - number of records to return.
// skip - number of records to skip.
func (client SubscriptionClient) List(ctx context.Context, apimBaseURL string, filter string, top *int32, skip *int32) (result SubscriptionCollectionPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.List")
		defer func() {
			sc := -1
			if result.sc.Response.Response != nil {
				sc = result.sc.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{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.SubscriptionClient", "List", err.Error())
	}

	result.fn = client.listNextResults
	req, err := client.ListPreparer(ctx, apimBaseURL, filter, top, skip)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "List", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListSender(req)
	if err != nil {
		result.sc.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "List", resp, "Failure sending request")
		return
	}

	result.sc, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "List", resp, "Failure responding to request")
		return
	}
	if result.sc.hasNextLink() && result.sc.IsEmpty() {
		err = result.NextWithContext(ctx)
		return
	}

	return
}

// ListPreparer prepares the List request.
func (client SubscriptionClient) ListPreparer(ctx context.Context, apimBaseURL string, filter string, top *int32, skip *int32) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	const APIVersion = "2017-03-01"
	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.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPath("/subscriptions"),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListSender sends the List request. The method will close the
// http.Response Body if it receives an error.
func (client SubscriptionClient) ListSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

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

// listNextResults retrieves the next set of results, if any.
func (client SubscriptionClient) listNextResults(ctx context.Context, lastResults SubscriptionCollection) (result SubscriptionCollection, err error) {
	req, err := lastResults.subscriptionCollectionPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "listNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "listNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "listNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListComplete enumerates all values, automatically crossing page boundaries as required.
func (client SubscriptionClient) ListComplete(ctx context.Context, apimBaseURL string, filter string, top *int32, skip *int32) (result SubscriptionCollectionIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.List")
		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.List(ctx, apimBaseURL, filter, top, skip)
	return
}

// RegeneratePrimaryKey regenerates primary key of existing subscription of the API Management service instance.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// sid - subscription entity Identifier. The entity represents the association between a user and a product in
// API Management.
func (client SubscriptionClient) RegeneratePrimaryKey(ctx context.Context, apimBaseURL string, sid string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.RegeneratePrimaryKey")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: sid,
			Constraints: []validation.Constraint{{Target: "sid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "sid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.SubscriptionClient", "RegeneratePrimaryKey", err.Error())
	}

	req, err := client.RegeneratePrimaryKeyPreparer(ctx, apimBaseURL, sid)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "RegeneratePrimaryKey", nil, "Failure preparing request")
		return
	}

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

	result, err = client.RegeneratePrimaryKeyResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "RegeneratePrimaryKey", resp, "Failure responding to request")
		return
	}

	return
}

// RegeneratePrimaryKeyPreparer prepares the RegeneratePrimaryKey request.
func (client SubscriptionClient) RegeneratePrimaryKeyPreparer(ctx context.Context, apimBaseURL string, sid string) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	pathParameters := map[string]interface{}{
		"sid": autorest.Encode("path", sid),
	}

	const APIVersion = "2017-03-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsPost(),
		autorest.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPathParameters("/subscriptions/{sid}/regeneratePrimaryKey", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// RegeneratePrimaryKeySender sends the RegeneratePrimaryKey request. The method will close the
// http.Response Body if it receives an error.
func (client SubscriptionClient) RegeneratePrimaryKeySender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

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

// RegenerateSecondaryKey regenerates secondary key of existing subscription of the API Management service instance.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// sid - subscription entity Identifier. The entity represents the association between a user and a product in
// API Management.
func (client SubscriptionClient) RegenerateSecondaryKey(ctx context.Context, apimBaseURL string, sid string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.RegenerateSecondaryKey")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: sid,
			Constraints: []validation.Constraint{{Target: "sid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "sid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.SubscriptionClient", "RegenerateSecondaryKey", err.Error())
	}

	req, err := client.RegenerateSecondaryKeyPreparer(ctx, apimBaseURL, sid)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "RegenerateSecondaryKey", nil, "Failure preparing request")
		return
	}

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

	result, err = client.RegenerateSecondaryKeyResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "RegenerateSecondaryKey", resp, "Failure responding to request")
		return
	}

	return
}

// RegenerateSecondaryKeyPreparer prepares the RegenerateSecondaryKey request.
func (client SubscriptionClient) RegenerateSecondaryKeyPreparer(ctx context.Context, apimBaseURL string, sid string) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	pathParameters := map[string]interface{}{
		"sid": autorest.Encode("path", sid),
	}

	const APIVersion = "2017-03-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsPost(),
		autorest.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPathParameters("/subscriptions/{sid}/regenerateSecondaryKey", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// RegenerateSecondaryKeySender sends the RegenerateSecondaryKey request. The method will close the
// http.Response Body if it receives an error.
func (client SubscriptionClient) RegenerateSecondaryKeySender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

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

// Update updates the details of a subscription specified by its identifier.
// Parameters:
// apimBaseURL - the management endpoint of the API Management service, for example
// https://myapimservice.management.azure-api.net.
// sid - subscription entity Identifier. The entity represents the association between a user and a product in
// API Management.
// parameters - update parameters.
// ifMatch - eTag of the Subscription Entity. ETag should match the current entity state from the header
// response of the GET request or it should be * for unconditional update.
// notify - notify the subscriber of the subscription state change to Submitted or Active state.
func (client SubscriptionClient) Update(ctx context.Context, apimBaseURL string, sid string, parameters SubscriptionUpdateParameters, ifMatch string, notify string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/SubscriptionClient.Update")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: sid,
			Constraints: []validation.Constraint{{Target: "sid", Name: validation.MaxLength, Rule: 256, Chain: nil},
				{Target: "sid", Name: validation.Pattern, Rule: `^[^*#&+:<>?]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("apimanagement.SubscriptionClient", "Update", err.Error())
	}

	req, err := client.UpdatePreparer(ctx, apimBaseURL, sid, parameters, ifMatch, notify)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "Update", nil, "Failure preparing request")
		return
	}

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

	result, err = client.UpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "apimanagement.SubscriptionClient", "Update", resp, "Failure responding to request")
		return
	}

	return
}

// UpdatePreparer prepares the Update request.
func (client SubscriptionClient) UpdatePreparer(ctx context.Context, apimBaseURL string, sid string, parameters SubscriptionUpdateParameters, ifMatch string, notify string) (*http.Request, error) {
	urlParameters := map[string]interface{}{
		"apimBaseUrl": apimBaseURL,
	}

	pathParameters := map[string]interface{}{
		"sid": autorest.Encode("path", sid),
	}

	const APIVersion = "2017-03-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(string(notify)) > 0 {
		queryParameters["notify"] = autorest.Encode("query", notify)
	} else {
		queryParameters["notify"] = autorest.Encode("query", "False")
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPatch(),
		autorest.WithCustomBaseURL("{apimBaseUrl}", urlParameters),
		autorest.WithPathParameters("/subscriptions/{sid}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters),
		autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// UpdateSender sends the Update request. The method will close the
// http.Response Body if it receives an error.
func (client SubscriptionClient) UpdateSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
}

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