// Copyright 2021 Google LLC
//
// 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
//
//     https://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 protoc-gen-go_gapic. DO NOT EDIT.

package compute

import (
	"bytes"
	"context"
	"fmt"
	"io/ioutil"
	"net/http"
	"net/url"

	gax "github.com/googleapis/gax-go/v2"
	"google.golang.org/api/option"
	"google.golang.org/api/option/internaloption"
	httptransport "google.golang.org/api/transport/http"
	computepb "google.golang.org/genproto/googleapis/cloud/compute/v1"
	"google.golang.org/grpc"
	"google.golang.org/grpc/metadata"
	"google.golang.org/protobuf/encoding/protojson"
)

var newNodeGroupsClientHook clientHook

// NodeGroupsCallOptions contains the retry settings for each method of NodeGroupsClient.
type NodeGroupsCallOptions struct {
	AddNodes           []gax.CallOption
	AggregatedList     []gax.CallOption
	Delete             []gax.CallOption
	DeleteNodes        []gax.CallOption
	Get                []gax.CallOption
	GetIamPolicy       []gax.CallOption
	Insert             []gax.CallOption
	List               []gax.CallOption
	ListNodes          []gax.CallOption
	Patch              []gax.CallOption
	SetIamPolicy       []gax.CallOption
	SetNodeTemplate    []gax.CallOption
	TestIamPermissions []gax.CallOption
}

// internalNodeGroupsClient is an interface that defines the methods availaible from Google Compute Engine API.
type internalNodeGroupsClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	AddNodes(context.Context, *computepb.AddNodesNodeGroupRequest, ...gax.CallOption) (*computepb.Operation, error)
	AggregatedList(context.Context, *computepb.AggregatedListNodeGroupsRequest, ...gax.CallOption) (*computepb.NodeGroupAggregatedList, error)
	Delete(context.Context, *computepb.DeleteNodeGroupRequest, ...gax.CallOption) (*computepb.Operation, error)
	DeleteNodes(context.Context, *computepb.DeleteNodesNodeGroupRequest, ...gax.CallOption) (*computepb.Operation, error)
	Get(context.Context, *computepb.GetNodeGroupRequest, ...gax.CallOption) (*computepb.NodeGroup, error)
	GetIamPolicy(context.Context, *computepb.GetIamPolicyNodeGroupRequest, ...gax.CallOption) (*computepb.Policy, error)
	Insert(context.Context, *computepb.InsertNodeGroupRequest, ...gax.CallOption) (*computepb.Operation, error)
	List(context.Context, *computepb.ListNodeGroupsRequest, ...gax.CallOption) (*computepb.NodeGroupList, error)
	ListNodes(context.Context, *computepb.ListNodesNodeGroupsRequest, ...gax.CallOption) (*computepb.NodeGroupsListNodes, error)
	Patch(context.Context, *computepb.PatchNodeGroupRequest, ...gax.CallOption) (*computepb.Operation, error)
	SetIamPolicy(context.Context, *computepb.SetIamPolicyNodeGroupRequest, ...gax.CallOption) (*computepb.Policy, error)
	SetNodeTemplate(context.Context, *computepb.SetNodeTemplateNodeGroupRequest, ...gax.CallOption) (*computepb.Operation, error)
	TestIamPermissions(context.Context, *computepb.TestIamPermissionsNodeGroupRequest, ...gax.CallOption) (*computepb.TestPermissionsResponse, error)
}

// NodeGroupsClient is a client for interacting with Google Compute Engine API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// The NodeGroups API.
type NodeGroupsClient struct {
	// The internal transport-dependent client.
	internalClient internalNodeGroupsClient

	// The call options for this service.
	CallOptions *NodeGroupsCallOptions
}

// Wrapper methods routed to the internal client.

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *NodeGroupsClient) Close() error {
	return c.internalClient.Close()
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *NodeGroupsClient) setGoogleClientInfo(keyval ...string) {
	c.internalClient.setGoogleClientInfo(keyval...)
}

// Connection returns a connection to the API service.
//
// Deprecated.
func (c *NodeGroupsClient) Connection() *grpc.ClientConn {
	return c.internalClient.Connection()
}

// AddNodes adds specified number of nodes to the node group.
func (c *NodeGroupsClient) AddNodes(ctx context.Context, req *computepb.AddNodesNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.AddNodes(ctx, req, opts...)
}

// AggregatedList retrieves an aggregated list of node groups. Note: use nodeGroups.listNodes for more details about each group.
func (c *NodeGroupsClient) AggregatedList(ctx context.Context, req *computepb.AggregatedListNodeGroupsRequest, opts ...gax.CallOption) (*computepb.NodeGroupAggregatedList, error) {
	return c.internalClient.AggregatedList(ctx, req, opts...)
}

// Delete deletes the specified NodeGroup resource.
func (c *NodeGroupsClient) Delete(ctx context.Context, req *computepb.DeleteNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.Delete(ctx, req, opts...)
}

// DeleteNodes deletes specified nodes from the node group.
func (c *NodeGroupsClient) DeleteNodes(ctx context.Context, req *computepb.DeleteNodesNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.DeleteNodes(ctx, req, opts...)
}

// Get returns the specified NodeGroup. Get a list of available NodeGroups by making a list() request. Note: the “nodes” field should not be used. Use nodeGroups.listNodes instead.
func (c *NodeGroupsClient) Get(ctx context.Context, req *computepb.GetNodeGroupRequest, opts ...gax.CallOption) (*computepb.NodeGroup, error) {
	return c.internalClient.Get(ctx, req, opts...)
}

// GetIamPolicy gets the access control policy for a resource. May be empty if no such policy or resource exists.
func (c *NodeGroupsClient) GetIamPolicy(ctx context.Context, req *computepb.GetIamPolicyNodeGroupRequest, opts ...gax.CallOption) (*computepb.Policy, error) {
	return c.internalClient.GetIamPolicy(ctx, req, opts...)
}

// Insert creates a NodeGroup resource in the specified project using the data included in the request.
func (c *NodeGroupsClient) Insert(ctx context.Context, req *computepb.InsertNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.Insert(ctx, req, opts...)
}

// List retrieves a list of node groups available to the specified project. Note: use nodeGroups.listNodes for more details about each group.
func (c *NodeGroupsClient) List(ctx context.Context, req *computepb.ListNodeGroupsRequest, opts ...gax.CallOption) (*computepb.NodeGroupList, error) {
	return c.internalClient.List(ctx, req, opts...)
}

// ListNodes lists nodes in the node group.
func (c *NodeGroupsClient) ListNodes(ctx context.Context, req *computepb.ListNodesNodeGroupsRequest, opts ...gax.CallOption) (*computepb.NodeGroupsListNodes, error) {
	return c.internalClient.ListNodes(ctx, req, opts...)
}

// Patch updates the specified node group.
func (c *NodeGroupsClient) Patch(ctx context.Context, req *computepb.PatchNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.Patch(ctx, req, opts...)
}

// SetIamPolicy sets the access control policy on the specified resource. Replaces any existing policy.
func (c *NodeGroupsClient) SetIamPolicy(ctx context.Context, req *computepb.SetIamPolicyNodeGroupRequest, opts ...gax.CallOption) (*computepb.Policy, error) {
	return c.internalClient.SetIamPolicy(ctx, req, opts...)
}

// SetNodeTemplate updates the node template of the node group.
func (c *NodeGroupsClient) SetNodeTemplate(ctx context.Context, req *computepb.SetNodeTemplateNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.SetNodeTemplate(ctx, req, opts...)
}

// TestIamPermissions returns permissions that a caller has on the specified resource.
func (c *NodeGroupsClient) TestIamPermissions(ctx context.Context, req *computepb.TestIamPermissionsNodeGroupRequest, opts ...gax.CallOption) (*computepb.TestPermissionsResponse, error) {
	return c.internalClient.TestIamPermissions(ctx, req, opts...)
}

// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type nodeGroupsRESTClient struct {
	// The http endpoint to connect to.
	endpoint string

	// The http client.
	httpClient *http.Client

	// The x-goog-* metadata to be sent with each request.
	xGoogMetadata metadata.MD
}

// NewNodeGroupsRESTClient creates a new node groups rest client.
//
// The NodeGroups API.
func NewNodeGroupsRESTClient(ctx context.Context, opts ...option.ClientOption) (*NodeGroupsClient, error) {
	clientOpts := append(defaultNodeGroupsRESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

	c := &nodeGroupsRESTClient{
		endpoint:   endpoint,
		httpClient: httpClient,
	}
	c.setGoogleClientInfo()

	return &NodeGroupsClient{internalClient: c, CallOptions: &NodeGroupsCallOptions{}}, nil
}

func defaultNodeGroupsRESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("compute.googleapis.com"),
		internaloption.WithDefaultMTLSEndpoint("compute.mtls.googleapis.com"),
		internaloption.WithDefaultAudience("https://compute.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
	}
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *nodeGroupsRESTClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", versionGo()}, keyval...)
	kv = append(kv, "gapic", versionClient, "gax", gax.Version, "rest", "UNKNOWN")
	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *nodeGroupsRESTClient) Close() error {
	// Replace httpClient with nil to force cleanup.
	c.httpClient = nil
	return nil
}

// Connection returns a connection to the API service.
//
// Deprecated.
func (c *nodeGroupsRESTClient) Connection() *grpc.ClientConn {
	return nil
}

// AddNodes adds specified number of nodes to the node group.
func (c *nodeGroupsRESTClient) AddNodes(ctx context.Context, req *computepb.AddNodesNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetNodeGroupsAddNodesRequestResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/addNodes", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	params := url.Values{}
	if req != nil && req.RequestId != nil {
		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Operation{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// AggregatedList retrieves an aggregated list of node groups. Note: use nodeGroups.listNodes for more details about each group.
func (c *nodeGroupsRESTClient) AggregatedList(ctx context.Context, req *computepb.AggregatedListNodeGroupsRequest, opts ...gax.CallOption) (*computepb.NodeGroupAggregatedList, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/aggregated/nodeGroups", req.GetProject())

	params := url.Values{}
	if req != nil && req.Filter != nil {
		params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
	}
	if req != nil && req.IncludeAllScopes != nil {
		params.Add("includeAllScopes", fmt.Sprintf("%v", req.GetIncludeAllScopes()))
	}
	if req != nil && req.MaxResults != nil {
		params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
	}
	if req != nil && req.OrderBy != nil {
		params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
	}
	if req != nil && req.PageToken != nil {
		params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
	}
	if req != nil && req.ReturnPartialSuccess != nil {
		params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("GET", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.NodeGroupAggregatedList{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// Delete deletes the specified NodeGroup resource.
func (c *nodeGroupsRESTClient) Delete(ctx context.Context, req *computepb.DeleteNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	params := url.Values{}
	if req != nil && req.RequestId != nil {
		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("DELETE", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Operation{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// DeleteNodes deletes specified nodes from the node group.
func (c *nodeGroupsRESTClient) DeleteNodes(ctx context.Context, req *computepb.DeleteNodesNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetNodeGroupsDeleteNodesRequestResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/deleteNodes", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	params := url.Values{}
	if req != nil && req.RequestId != nil {
		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Operation{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// Get returns the specified NodeGroup. Get a list of available NodeGroups by making a list() request. Note: the “nodes” field should not be used. Use nodeGroups.listNodes instead.
func (c *nodeGroupsRESTClient) Get(ctx context.Context, req *computepb.GetNodeGroupRequest, opts ...gax.CallOption) (*computepb.NodeGroup, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	httpReq, err := http.NewRequest("GET", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.NodeGroup{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// GetIamPolicy gets the access control policy for a resource. May be empty if no such policy or resource exists.
func (c *nodeGroupsRESTClient) GetIamPolicy(ctx context.Context, req *computepb.GetIamPolicyNodeGroupRequest, opts ...gax.CallOption) (*computepb.Policy, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/getIamPolicy", req.GetProject(), req.GetZone(), req.GetResource())

	params := url.Values{}
	if req != nil && req.OptionsRequestedPolicyVersion != nil {
		params.Add("optionsRequestedPolicyVersion", fmt.Sprintf("%v", req.GetOptionsRequestedPolicyVersion()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("GET", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Policy{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// Insert creates a NodeGroup resource in the specified project using the data included in the request.
func (c *nodeGroupsRESTClient) Insert(ctx context.Context, req *computepb.InsertNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetNodeGroupResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups", req.GetProject(), req.GetZone())

	params := url.Values{}
	if req.GetInitialNodeCount() != 0 {
		params.Add("initialNodeCount", fmt.Sprintf("%v", req.GetInitialNodeCount()))
	}
	if req != nil && req.RequestId != nil {
		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Operation{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// List retrieves a list of node groups available to the specified project. Note: use nodeGroups.listNodes for more details about each group.
func (c *nodeGroupsRESTClient) List(ctx context.Context, req *computepb.ListNodeGroupsRequest, opts ...gax.CallOption) (*computepb.NodeGroupList, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups", req.GetProject(), req.GetZone())

	params := url.Values{}
	if req != nil && req.Filter != nil {
		params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
	}
	if req != nil && req.MaxResults != nil {
		params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
	}
	if req != nil && req.OrderBy != nil {
		params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
	}
	if req != nil && req.PageToken != nil {
		params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
	}
	if req != nil && req.ReturnPartialSuccess != nil {
		params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("GET", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.NodeGroupList{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// ListNodes lists nodes in the node group.
func (c *nodeGroupsRESTClient) ListNodes(ctx context.Context, req *computepb.ListNodesNodeGroupsRequest, opts ...gax.CallOption) (*computepb.NodeGroupsListNodes, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/listNodes", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	params := url.Values{}
	if req != nil && req.Filter != nil {
		params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
	}
	if req != nil && req.MaxResults != nil {
		params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
	}
	if req != nil && req.OrderBy != nil {
		params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
	}
	if req != nil && req.PageToken != nil {
		params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
	}
	if req != nil && req.ReturnPartialSuccess != nil {
		params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.NodeGroupsListNodes{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// Patch updates the specified node group.
func (c *nodeGroupsRESTClient) Patch(ctx context.Context, req *computepb.PatchNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetNodeGroupResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	params := url.Values{}
	if req != nil && req.RequestId != nil {
		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("PATCH", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Operation{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// SetIamPolicy sets the access control policy on the specified resource. Replaces any existing policy.
func (c *nodeGroupsRESTClient) SetIamPolicy(ctx context.Context, req *computepb.SetIamPolicyNodeGroupRequest, opts ...gax.CallOption) (*computepb.Policy, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetZoneSetPolicyRequestResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/setIamPolicy", req.GetProject(), req.GetZone(), req.GetResource())

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Policy{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// SetNodeTemplate updates the node template of the node group.
func (c *nodeGroupsRESTClient) SetNodeTemplate(ctx context.Context, req *computepb.SetNodeTemplateNodeGroupRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetNodeGroupsSetNodeTemplateRequestResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/setNodeTemplate", req.GetProject(), req.GetZone(), req.GetNodeGroup())

	params := url.Values{}
	if req != nil && req.RequestId != nil {
		params.Add("requestId", fmt.Sprintf("%v", req.GetRequestId()))
	}

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.Operation{}

	return rsp, unm.Unmarshal(buf, rsp)
}

// TestIamPermissions returns permissions that a caller has on the specified resource.
func (c *nodeGroupsRESTClient) TestIamPermissions(ctx context.Context, req *computepb.TestIamPermissionsNodeGroupRequest, opts ...gax.CallOption) (*computepb.TestPermissionsResponse, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetTestPermissionsRequestResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/nodeGroups/%v/testIamPermissions", req.GetProject(), req.GetZone(), req.GetResource())

	httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
	if err != nil {
		return nil, err
	}
	httpReq = httpReq.WithContext(ctx)
	// Set the headers
	for k, v := range c.xGoogMetadata {
		httpReq.Header[k] = v
	}
	httpReq.Header["Content-Type"] = []string{"application/json"}

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
		return nil, err
	}
	defer httpRsp.Body.Close()

	if httpRsp.StatusCode != http.StatusOK {
		return nil, fmt.Errorf(httpRsp.Status)
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
		return nil, err
	}

	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	rsp := &computepb.TestPermissionsResponse{}

	return rsp, unm.Unmarshal(buf, rsp)
}