package keyvault

// 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"
	"net/http"
)

// VaultsClient is the the Azure management API provides a RESTful set of web services that interact with Azure Key
// Vault.
type VaultsClient struct {
	BaseClient
}

// NewVaultsClient creates an instance of the VaultsClient client.
func NewVaultsClient(subscriptionID string) VaultsClient {
	return NewVaultsClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewVaultsClientWithBaseURI creates an instance of the VaultsClient client.
func NewVaultsClientWithBaseURI(baseURI string, subscriptionID string) VaultsClient {
	return VaultsClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CheckNameAvailability checks that the vault name is valid and is not already in use.
// Parameters:
// vaultName - the name of the vault.
func (client VaultsClient) CheckNameAvailability(ctx context.Context, vaultName VaultCheckNameAvailabilityParameters) (result CheckNameAvailabilityResult, err error) {
	if err := validation.Validate([]validation.Validation{
		{TargetValue: vaultName,
			Constraints: []validation.Constraint{{Target: "vaultName.Name", Name: validation.Null, Rule: true, Chain: nil},
				{Target: "vaultName.Type", Name: validation.Null, Rule: true, Chain: nil}}}}); err != nil {
		return result, validation.NewError("keyvault.VaultsClient", "CheckNameAvailability", err.Error())
	}

	req, err := client.CheckNameAvailabilityPreparer(ctx, vaultName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "CheckNameAvailability", nil, "Failure preparing request")
		return
	}

	resp, err := client.CheckNameAvailabilitySender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "CheckNameAvailability", resp, "Failure sending request")
		return
	}

	result, err = client.CheckNameAvailabilityResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "CheckNameAvailability", resp, "Failure responding to request")
	}

	return
}

// CheckNameAvailabilityPreparer prepares the CheckNameAvailability request.
func (client VaultsClient) CheckNameAvailabilityPreparer(ctx context.Context, vaultName VaultCheckNameAvailabilityParameters) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPost(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.KeyVault/checkNameAvailability", pathParameters),
		autorest.WithJSON(vaultName),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// CheckNameAvailabilitySender sends the CheckNameAvailability request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) CheckNameAvailabilitySender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// CreateOrUpdate create or update a key vault in the specified subscription.
// Parameters:
// resourceGroupName - the name of the Resource Group to which the server belongs.
// vaultName - name of the vault
// parameters - parameters to create or update the vault
func (client VaultsClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, vaultName string, parameters VaultCreateOrUpdateParameters) (result Vault, err error) {
	if err := validation.Validate([]validation.Validation{
		{TargetValue: vaultName,
			Constraints: []validation.Constraint{{Target: "vaultName", Name: validation.Pattern, Rule: `^[a-zA-Z0-9-]{3,24}$`, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.Location", Name: validation.Null, Rule: true, Chain: nil},
				{Target: "parameters.Properties", Name: validation.Null, Rule: true,
					Chain: []validation.Constraint{{Target: "parameters.Properties.TenantID", Name: validation.Null, Rule: true, Chain: nil},
						{Target: "parameters.Properties.Sku", Name: validation.Null, Rule: true,
							Chain: []validation.Constraint{{Target: "parameters.Properties.Sku.Family", Name: validation.Null, Rule: true, Chain: nil}}},
					}}}}}); err != nil {
		return result, validation.NewError("keyvault.VaultsClient", "CreateOrUpdate", err.Error())
	}

	req, err := client.CreateOrUpdatePreparer(ctx, resourceGroupName, vaultName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

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

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

	return
}

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

	const APIVersion = "2016-10-01"
	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.KeyVault/vaults/{vaultName}", 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 VaultsClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// Delete deletes the specified Azure key vault.
// Parameters:
// resourceGroupName - the name of the Resource Group to which the vault belongs.
// vaultName - the name of the vault to delete
func (client VaultsClient) Delete(ctx context.Context, resourceGroupName string, vaultName string) (result autorest.Response, err error) {
	req, err := client.DeletePreparer(ctx, resourceGroupName, vaultName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "Delete", nil, "Failure preparing request")
		return
	}

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

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

	return
}

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

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.KeyVault/vaults/{vaultName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	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 VaultsClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// Get gets the specified Azure key vault.
// Parameters:
// resourceGroupName - the name of the Resource Group to which the vault belongs.
// vaultName - the name of the vault.
func (client VaultsClient) Get(ctx context.Context, resourceGroupName string, vaultName string) (result Vault, err error) {
	req, err := client.GetPreparer(ctx, resourceGroupName, vaultName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "Get", nil, "Failure preparing request")
		return
	}

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

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

	return
}

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

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.KeyVault/vaults/{vaultName}", 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 VaultsClient) GetSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// GetDeleted gets the deleted Azure key vault.
// Parameters:
// vaultName - the name of the vault.
// location - the location of the deleted vault.
func (client VaultsClient) GetDeleted(ctx context.Context, vaultName string, location string) (result DeletedVault, err error) {
	req, err := client.GetDeletedPreparer(ctx, vaultName, location)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "GetDeleted", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetDeletedSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "GetDeleted", resp, "Failure sending request")
		return
	}

	result, err = client.GetDeletedResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "GetDeleted", resp, "Failure responding to request")
	}

	return
}

// GetDeletedPreparer prepares the GetDeleted request.
func (client VaultsClient) GetDeletedPreparer(ctx context.Context, vaultName string, location string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"location":       autorest.Encode("path", location),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"vaultName":      autorest.Encode("path", vaultName),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.KeyVault/locations/{location}/deletedVaults/{vaultName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// GetDeletedSender sends the GetDeleted request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) GetDeletedSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// List the List operation gets information about the vaults associated with the subscription.
// Parameters:
// top - maximum number of results to return.
func (client VaultsClient) List(ctx context.Context, top *int32) (result ResourceListResultPage, err error) {
	result.fn = client.listNextResults
	req, err := client.ListPreparer(ctx, top)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "List", nil, "Failure preparing request")
		return
	}

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

	result.rlr, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "List", resp, "Failure responding to request")
	}

	return
}

// ListPreparer prepares the List request.
func (client VaultsClient) ListPreparer(ctx context.Context, top *int32) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2015-11-01"
	queryParameters := map[string]interface{}{
		"$filter":     autorest.Encode("query", "resourceType eq 'Microsoft.KeyVault/vaults'"),
		"api-version": APIVersion,
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resources", pathParameters),
		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 VaultsClient) ListSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

// ListResponder handles the response to the List request. The method always
// closes the http.Response Body.
func (client VaultsClient) ListResponder(resp *http.Response) (result ResourceListResult, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		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 VaultsClient) listNextResults(lastResults ResourceListResult) (result ResourceListResult, err error) {
	req, err := lastResults.resourceListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "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, "keyvault.VaultsClient", "listNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListComplete enumerates all values, automatically crossing page boundaries as required.
func (client VaultsClient) ListComplete(ctx context.Context, top *int32) (result ResourceListResultIterator, err error) {
	result.page, err = client.List(ctx, top)
	return
}

// ListByResourceGroup the List operation gets information about the vaults associated with the subscription and within
// the specified resource group.
// Parameters:
// resourceGroupName - the name of the Resource Group to which the vault belongs.
// top - maximum number of results to return.
func (client VaultsClient) ListByResourceGroup(ctx context.Context, resourceGroupName string, top *int32) (result VaultListResultPage, err error) {
	result.fn = client.listByResourceGroupNextResults
	req, err := client.ListByResourceGroupPreparer(ctx, resourceGroupName, top)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListByResourceGroup", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByResourceGroupSender(req)
	if err != nil {
		result.vlr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListByResourceGroup", resp, "Failure sending request")
		return
	}

	result.vlr, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListByResourceGroup", resp, "Failure responding to request")
	}

	return
}

// ListByResourceGroupPreparer prepares the ListByResourceGroup request.
func (client VaultsClient) ListByResourceGroupPreparer(ctx context.Context, resourceGroupName string, top *int32) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}

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

// ListByResourceGroupSender sends the ListByResourceGroup request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) ListByResourceGroupSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// listByResourceGroupNextResults retrieves the next set of results, if any.
func (client VaultsClient) listByResourceGroupNextResults(lastResults VaultListResult) (result VaultListResult, err error) {
	req, err := lastResults.vaultListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listByResourceGroupNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListByResourceGroupSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listByResourceGroupNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listByResourceGroupNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListByResourceGroupComplete enumerates all values, automatically crossing page boundaries as required.
func (client VaultsClient) ListByResourceGroupComplete(ctx context.Context, resourceGroupName string, top *int32) (result VaultListResultIterator, err error) {
	result.page, err = client.ListByResourceGroup(ctx, resourceGroupName, top)
	return
}

// ListBySubscription the List operation gets information about the vaults associated with the subscription.
// Parameters:
// top - maximum number of results to return.
func (client VaultsClient) ListBySubscription(ctx context.Context, top *int32) (result VaultListResultPage, err error) {
	result.fn = client.listBySubscriptionNextResults
	req, err := client.ListBySubscriptionPreparer(ctx, top)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListBySubscription", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListBySubscriptionSender(req)
	if err != nil {
		result.vlr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListBySubscription", resp, "Failure sending request")
		return
	}

	result.vlr, err = client.ListBySubscriptionResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListBySubscription", resp, "Failure responding to request")
	}

	return
}

// ListBySubscriptionPreparer prepares the ListBySubscription request.
func (client VaultsClient) ListBySubscriptionPreparer(ctx context.Context, top *int32) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.KeyVault/vaults", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListBySubscriptionSender sends the ListBySubscription request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) ListBySubscriptionSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// listBySubscriptionNextResults retrieves the next set of results, if any.
func (client VaultsClient) listBySubscriptionNextResults(lastResults VaultListResult) (result VaultListResult, err error) {
	req, err := lastResults.vaultListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listBySubscriptionNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListBySubscriptionSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listBySubscriptionNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListBySubscriptionResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listBySubscriptionNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListBySubscriptionComplete enumerates all values, automatically crossing page boundaries as required.
func (client VaultsClient) ListBySubscriptionComplete(ctx context.Context, top *int32) (result VaultListResultIterator, err error) {
	result.page, err = client.ListBySubscription(ctx, top)
	return
}

// ListDeleted gets information about the deleted vaults in a subscription.
func (client VaultsClient) ListDeleted(ctx context.Context) (result DeletedVaultListResultPage, err error) {
	result.fn = client.listDeletedNextResults
	req, err := client.ListDeletedPreparer(ctx)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListDeleted", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListDeletedSender(req)
	if err != nil {
		result.dvlr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListDeleted", resp, "Failure sending request")
		return
	}

	result.dvlr, err = client.ListDeletedResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "ListDeleted", resp, "Failure responding to request")
	}

	return
}

// ListDeletedPreparer prepares the ListDeleted request.
func (client VaultsClient) ListDeletedPreparer(ctx context.Context) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.KeyVault/deletedVaults", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListDeletedSender sends the ListDeleted request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) ListDeletedSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// listDeletedNextResults retrieves the next set of results, if any.
func (client VaultsClient) listDeletedNextResults(lastResults DeletedVaultListResult) (result DeletedVaultListResult, err error) {
	req, err := lastResults.deletedVaultListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listDeletedNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListDeletedSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listDeletedNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListDeletedResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "listDeletedNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListDeletedComplete enumerates all values, automatically crossing page boundaries as required.
func (client VaultsClient) ListDeletedComplete(ctx context.Context) (result DeletedVaultListResultIterator, err error) {
	result.page, err = client.ListDeleted(ctx)
	return
}

// PurgeDeleted permanently deletes the specified vault. aka Purges the deleted Azure key vault.
// Parameters:
// vaultName - the name of the soft-deleted vault.
// location - the location of the soft-deleted vault.
func (client VaultsClient) PurgeDeleted(ctx context.Context, vaultName string, location string) (result VaultsPurgeDeletedFuture, err error) {
	req, err := client.PurgeDeletedPreparer(ctx, vaultName, location)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "PurgeDeleted", nil, "Failure preparing request")
		return
	}

	result, err = client.PurgeDeletedSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "PurgeDeleted", result.Response(), "Failure sending request")
		return
	}

	return
}

// PurgeDeletedPreparer prepares the PurgeDeleted request.
func (client VaultsClient) PurgeDeletedPreparer(ctx context.Context, vaultName string, location string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"location":       autorest.Encode("path", location),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"vaultName":      autorest.Encode("path", vaultName),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsPost(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.KeyVault/locations/{location}/deletedVaults/{vaultName}/purge", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// PurgeDeletedSender sends the PurgeDeleted request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) PurgeDeletedSender(req *http.Request) (future VaultsPurgeDeletedFuture, err error) {
	sender := autorest.DecorateSender(client, azure.DoRetryWithRegistration(client.Client))
	future.Future = azure.NewFuture(req)
	future.req = req
	_, err = future.Done(sender)
	if err != nil {
		return
	}
	err = autorest.Respond(future.Response(),
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusAccepted))
	return
}

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

// Update update a key vault in the specified subscription.
// Parameters:
// resourceGroupName - the name of the Resource Group to which the server belongs.
// vaultName - name of the vault
// parameters - parameters to patch the vault
func (client VaultsClient) Update(ctx context.Context, resourceGroupName string, vaultName string, parameters VaultPatchParameters) (result Vault, err error) {
	if err := validation.Validate([]validation.Validation{
		{TargetValue: vaultName,
			Constraints: []validation.Constraint{{Target: "vaultName", Name: validation.Pattern, Rule: `^[a-zA-Z0-9-]{3,24}$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("keyvault.VaultsClient", "Update", err.Error())
	}

	req, err := client.UpdatePreparer(ctx, resourceGroupName, vaultName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "Update", nil, "Failure preparing request")
		return
	}

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

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

	return
}

// UpdatePreparer prepares the Update request.
func (client VaultsClient) UpdatePreparer(ctx context.Context, resourceGroupName string, vaultName string, parameters VaultPatchParameters) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"vaultName":         autorest.Encode("path", vaultName),
	}

	const APIVersion = "2016-10-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPatch(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.KeyVault/vaults/{vaultName}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	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 VaultsClient) UpdateSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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

// UpdateAccessPolicy update access policies in a key vault in the specified subscription.
// Parameters:
// resourceGroupName - the name of the Resource Group to which the vault belongs.
// vaultName - name of the vault
// operationKind - name of the operation
// parameters - access policy to merge into the vault
func (client VaultsClient) UpdateAccessPolicy(ctx context.Context, resourceGroupName string, vaultName string, operationKind AccessPolicyUpdateKind, parameters VaultAccessPolicyParameters) (result VaultAccessPolicyParameters, err error) {
	if err := validation.Validate([]validation.Validation{
		{TargetValue: vaultName,
			Constraints: []validation.Constraint{{Target: "vaultName", Name: validation.Pattern, Rule: `^[a-zA-Z0-9-]{3,24}$`, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.Properties", Name: validation.Null, Rule: true,
				Chain: []validation.Constraint{{Target: "parameters.Properties.AccessPolicies", Name: validation.Null, Rule: true, Chain: nil}}}}}}); err != nil {
		return result, validation.NewError("keyvault.VaultsClient", "UpdateAccessPolicy", err.Error())
	}

	req, err := client.UpdateAccessPolicyPreparer(ctx, resourceGroupName, vaultName, operationKind, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "UpdateAccessPolicy", nil, "Failure preparing request")
		return
	}

	resp, err := client.UpdateAccessPolicySender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "UpdateAccessPolicy", resp, "Failure sending request")
		return
	}

	result, err = client.UpdateAccessPolicyResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "keyvault.VaultsClient", "UpdateAccessPolicy", resp, "Failure responding to request")
	}

	return
}

// UpdateAccessPolicyPreparer prepares the UpdateAccessPolicy request.
func (client VaultsClient) UpdateAccessPolicyPreparer(ctx context.Context, resourceGroupName string, vaultName string, operationKind AccessPolicyUpdateKind, parameters VaultAccessPolicyParameters) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"operationKind":     autorest.Encode("path", operationKind),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"vaultName":         autorest.Encode("path", vaultName),
	}

	const APIVersion = "2016-10-01"
	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.KeyVault/vaults/{vaultName}/accessPolicies/{operationKind}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// UpdateAccessPolicySender sends the UpdateAccessPolicy request. The method will close the
// http.Response Body if it receives an error.
func (client VaultsClient) UpdateAccessPolicySender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client, req,
		azure.DoRetryWithRegistration(client.Client))
}

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