// 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 newFirewallsClientHook clientHook

// FirewallsCallOptions contains the retry settings for each method of FirewallsClient.
type FirewallsCallOptions struct {
	Delete []gax.CallOption
	Get    []gax.CallOption
	Insert []gax.CallOption
	List   []gax.CallOption
	Patch  []gax.CallOption
	Update []gax.CallOption
}

// internalFirewallsClient is an interface that defines the methods availaible from Google Compute Engine API.
type internalFirewallsClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	Delete(context.Context, *computepb.DeleteFirewallRequest, ...gax.CallOption) (*computepb.Operation, error)
	Get(context.Context, *computepb.GetFirewallRequest, ...gax.CallOption) (*computepb.Firewall, error)
	Insert(context.Context, *computepb.InsertFirewallRequest, ...gax.CallOption) (*computepb.Operation, error)
	List(context.Context, *computepb.ListFirewallsRequest, ...gax.CallOption) (*computepb.FirewallList, error)
	Patch(context.Context, *computepb.PatchFirewallRequest, ...gax.CallOption) (*computepb.Operation, error)
	Update(context.Context, *computepb.UpdateFirewallRequest, ...gax.CallOption) (*computepb.Operation, error)
}

// FirewallsClient 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 Firewalls API.
type FirewallsClient struct {
	// The internal transport-dependent client.
	internalClient internalFirewallsClient

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

// 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 *FirewallsClient) 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 *FirewallsClient) setGoogleClientInfo(keyval ...string) {
	c.internalClient.setGoogleClientInfo(keyval...)
}

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

// Delete deletes the specified firewall.
func (c *FirewallsClient) Delete(ctx context.Context, req *computepb.DeleteFirewallRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.Delete(ctx, req, opts...)
}

// Get returns the specified firewall.
func (c *FirewallsClient) Get(ctx context.Context, req *computepb.GetFirewallRequest, opts ...gax.CallOption) (*computepb.Firewall, error) {
	return c.internalClient.Get(ctx, req, opts...)
}

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

// List retrieves the list of firewall rules available to the specified project.
func (c *FirewallsClient) List(ctx context.Context, req *computepb.ListFirewallsRequest, opts ...gax.CallOption) (*computepb.FirewallList, error) {
	return c.internalClient.List(ctx, req, opts...)
}

// Patch updates the specified firewall rule with the data included in the request. This method supports PATCH semantics and uses the JSON merge patch format and processing rules.
func (c *FirewallsClient) Patch(ctx context.Context, req *computepb.PatchFirewallRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.Patch(ctx, req, opts...)
}

// Update updates the specified firewall rule with the data included in the request. Note that all fields will be updated if using PUT, even fields that are not specified. To update individual fields, please use PATCH instead.
func (c *FirewallsClient) Update(ctx context.Context, req *computepb.UpdateFirewallRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	return c.internalClient.Update(ctx, req, opts...)
}

// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type firewallsRESTClient 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
}

// NewFirewallsRESTClient creates a new firewalls rest client.
//
// The Firewalls API.
func NewFirewallsRESTClient(ctx context.Context, opts ...option.ClientOption) (*FirewallsClient, error) {
	clientOpts := append(defaultFirewallsRESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

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

	return &FirewallsClient{internalClient: c, CallOptions: &FirewallsCallOptions{}}, nil
}

func defaultFirewallsRESTClientOptions() []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 *firewallsRESTClient) 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 *firewallsRESTClient) 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 *firewallsRESTClient) Connection() *grpc.ClientConn {
	return nil
}

// Delete deletes the specified firewall.
func (c *firewallsRESTClient) Delete(ctx context.Context, req *computepb.DeleteFirewallRequest, 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/global/firewalls/%v", req.GetProject(), req.GetFirewall())

	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)
}

// Get returns the specified firewall.
func (c *firewallsRESTClient) Get(ctx context.Context, req *computepb.GetFirewallRequest, opts ...gax.CallOption) (*computepb.Firewall, 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/global/firewalls/%v", req.GetProject(), req.GetFirewall())

	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.Firewall{}

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

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

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

	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)
}

// List retrieves the list of firewall rules available to the specified project.
func (c *firewallsRESTClient) List(ctx context.Context, req *computepb.ListFirewallsRequest, opts ...gax.CallOption) (*computepb.FirewallList, 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/global/firewalls", req.GetProject())

	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.FirewallList{}

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

// Patch updates the specified firewall rule with the data included in the request. This method supports PATCH semantics and uses the JSON merge patch format and processing rules.
func (c *firewallsRESTClient) Patch(ctx context.Context, req *computepb.PatchFirewallRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetFirewallResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

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

	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)
}

// Update updates the specified firewall rule with the data included in the request. Note that all fields will be updated if using PUT, even fields that are not specified. To update individual fields, please use PATCH instead.
func (c *firewallsRESTClient) Update(ctx context.Context, req *computepb.UpdateFirewallRequest, opts ...gax.CallOption) (*computepb.Operation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, EmitUnpopulated: true}
	body := req.GetFirewallResource()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, _ := url.Parse(c.endpoint)
	baseUrl.Path += fmt.Sprintf("")

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

	baseUrl.RawQuery = params.Encode()

	httpReq, err := http.NewRequest("PUT", 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)
}