package compute

// 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/tracing"
	"net/http"
)

// VirtualMachineExtensionsClient is the compute Client
type VirtualMachineExtensionsClient struct {
	BaseClient
}

// NewVirtualMachineExtensionsClient creates an instance of the VirtualMachineExtensionsClient client.
func NewVirtualMachineExtensionsClient(subscriptionID string) VirtualMachineExtensionsClient {
	return NewVirtualMachineExtensionsClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

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

// CreateOrUpdate the operation to create or update the extension.
// Parameters:
// resourceGroupName - the name of the resource group.
// VMName - the name of the virtual machine where the extension should be created or updated.
// VMExtensionName - the name of the virtual machine extension.
// extensionParameters - parameters supplied to the Create Virtual Machine Extension operation.
func (client VirtualMachineExtensionsClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, VMName string, VMExtensionName string, extensionParameters VirtualMachineExtension) (result VirtualMachineExtensionsCreateOrUpdateFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/VirtualMachineExtensionsClient.CreateOrUpdate")
		defer func() {
			sc := -1
			if result.FutureAPI != nil && result.FutureAPI.Response() != nil {
				sc = result.FutureAPI.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.CreateOrUpdatePreparer(ctx, resourceGroupName, VMName, VMExtensionName, extensionParameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

	result, err = client.CreateOrUpdateSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "CreateOrUpdate", nil, "Failure sending request")
		return
	}

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client VirtualMachineExtensionsClient) CreateOrUpdatePreparer(ctx context.Context, resourceGroupName string, VMName string, VMExtensionName string, extensionParameters VirtualMachineExtension) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"vmExtensionName":   autorest.Encode("path", VMExtensionName),
		"vmName":            autorest.Encode("path", VMName),
	}

	const APIVersion = "2018-06-01"
	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.Compute/virtualMachines/{vmName}/extensions/{vmExtensionName}", pathParameters),
		autorest.WithJSON(extensionParameters),
		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 VirtualMachineExtensionsClient) CreateOrUpdateSender(req *http.Request) (future VirtualMachineExtensionsCreateOrUpdateFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client VirtualMachineExtensionsClient) (vme VirtualMachineExtension, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsCreateOrUpdateFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("compute.VirtualMachineExtensionsCreateOrUpdateFuture")
			return
		}
		sender := autorest.DecorateSender(client, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
		vme.Response.Response, err = future.GetResult(sender)
		if vme.Response.Response == nil && err == nil {
			err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsCreateOrUpdateFuture", "Result", nil, "received nil response and error")
		}
		if err == nil && vme.Response.Response.StatusCode != http.StatusNoContent {
			vme, err = client.CreateOrUpdateResponder(vme.Response.Response)
			if err != nil {
				err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsCreateOrUpdateFuture", "Result", vme.Response.Response, "Failure responding to request")
			}
		}
		return
	}
	return
}

// CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
// closes the http.Response Body.
func (client VirtualMachineExtensionsClient) CreateOrUpdateResponder(resp *http.Response) (result VirtualMachineExtension, 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 the operation to delete the extension.
// Parameters:
// resourceGroupName - the name of the resource group.
// VMName - the name of the virtual machine where the extension should be deleted.
// VMExtensionName - the name of the virtual machine extension.
func (client VirtualMachineExtensionsClient) Delete(ctx context.Context, resourceGroupName string, VMName string, VMExtensionName string) (result VirtualMachineExtensionsDeleteFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/VirtualMachineExtensionsClient.Delete")
		defer func() {
			sc := -1
			if result.FutureAPI != nil && result.FutureAPI.Response() != nil {
				sc = result.FutureAPI.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.DeletePreparer(ctx, resourceGroupName, VMName, VMExtensionName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "Delete", nil, "Failure preparing request")
		return
	}

	result, err = client.DeleteSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "Delete", nil, "Failure sending request")
		return
	}

	return
}

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

	const APIVersion = "2018-06-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachines/{vmName}/extensions/{vmExtensionName}", 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 VirtualMachineExtensionsClient) DeleteSender(req *http.Request) (future VirtualMachineExtensionsDeleteFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client VirtualMachineExtensionsClient) (ar autorest.Response, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsDeleteFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("compute.VirtualMachineExtensionsDeleteFuture")
			return
		}
		ar.Response = future.Response()
		return
	}
	return
}

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

// Get the operation to get the extension.
// Parameters:
// resourceGroupName - the name of the resource group.
// VMName - the name of the virtual machine containing the extension.
// VMExtensionName - the name of the virtual machine extension.
// expand - the expand expression to apply on the operation.
func (client VirtualMachineExtensionsClient) Get(ctx context.Context, resourceGroupName string, VMName string, VMExtensionName string, expand string) (result VirtualMachineExtension, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/VirtualMachineExtensionsClient.Get")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.GetPreparer(ctx, resourceGroupName, VMName, VMExtensionName, expand)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "Get", nil, "Failure preparing request")
		return
	}

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

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

	return
}

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

	const APIVersion = "2018-06-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(expand) > 0 {
		queryParameters["$expand"] = autorest.Encode("query", expand)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachines/{vmName}/extensions/{vmExtensionName}", 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 VirtualMachineExtensionsClient) 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 VirtualMachineExtensionsClient) GetResponder(resp *http.Response) (result VirtualMachineExtension, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// List the operation to get all extensions of a Virtual Machine.
// Parameters:
// resourceGroupName - the name of the resource group.
// VMName - the name of the virtual machine containing the extension.
// expand - the expand expression to apply on the operation.
func (client VirtualMachineExtensionsClient) List(ctx context.Context, resourceGroupName string, VMName string, expand string) (result VirtualMachineExtensionsListResult, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/VirtualMachineExtensionsClient.List")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.ListPreparer(ctx, resourceGroupName, VMName, expand)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "List", nil, "Failure preparing request")
		return
	}

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

	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "List", resp, "Failure responding to request")
		return
	}

	return
}

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

	const APIVersion = "2018-06-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(expand) > 0 {
		queryParameters["$expand"] = autorest.Encode("query", expand)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachines/{vmName}/extensions", 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 VirtualMachineExtensionsClient) ListSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

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

// Update the operation to update the extension.
// Parameters:
// resourceGroupName - the name of the resource group.
// VMName - the name of the virtual machine where the extension should be updated.
// VMExtensionName - the name of the virtual machine extension.
// extensionParameters - parameters supplied to the Update Virtual Machine Extension operation.
func (client VirtualMachineExtensionsClient) Update(ctx context.Context, resourceGroupName string, VMName string, VMExtensionName string, extensionParameters VirtualMachineExtensionUpdate) (result VirtualMachineExtensionsUpdateFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/VirtualMachineExtensionsClient.Update")
		defer func() {
			sc := -1
			if result.FutureAPI != nil && result.FutureAPI.Response() != nil {
				sc = result.FutureAPI.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.UpdatePreparer(ctx, resourceGroupName, VMName, VMExtensionName, extensionParameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "Update", nil, "Failure preparing request")
		return
	}

	result, err = client.UpdateSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsClient", "Update", nil, "Failure sending request")
		return
	}

	return
}

// UpdatePreparer prepares the Update request.
func (client VirtualMachineExtensionsClient) UpdatePreparer(ctx context.Context, resourceGroupName string, VMName string, VMExtensionName string, extensionParameters VirtualMachineExtensionUpdate) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"vmExtensionName":   autorest.Encode("path", VMExtensionName),
		"vmName":            autorest.Encode("path", VMName),
	}

	const APIVersion = "2018-06-01"
	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.Compute/virtualMachines/{vmName}/extensions/{vmExtensionName}", pathParameters),
		autorest.WithJSON(extensionParameters),
		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 VirtualMachineExtensionsClient) UpdateSender(req *http.Request) (future VirtualMachineExtensionsUpdateFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client VirtualMachineExtensionsClient) (vme VirtualMachineExtension, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsUpdateFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("compute.VirtualMachineExtensionsUpdateFuture")
			return
		}
		sender := autorest.DecorateSender(client, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
		vme.Response.Response, err = future.GetResult(sender)
		if vme.Response.Response == nil && err == nil {
			err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsUpdateFuture", "Result", nil, "received nil response and error")
		}
		if err == nil && vme.Response.Response.StatusCode != http.StatusNoContent {
			vme, err = client.UpdateResponder(vme.Response.Response)
			if err != nil {
				err = autorest.NewErrorWithError(err, "compute.VirtualMachineExtensionsUpdateFuture", "Result", vme.Response.Response, "Failure responding to request")
			}
		}
		return
	}
	return
}

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