protoc-gen-gotemplate/examples/go-kit/templates/{{.File.Package}}/gen/client/grpc/client.go.tmpl

package {{.File.Package}}_clientgrpc

import (
	context "context"

        "github.com/go-kit/kit/log"
        "google.golang.org/grpc"
        grpctransport "github.com/go-kit/kit/transport/grpc"
        "github.com/go-kit/kit/endpoint"
        jwt "github.com/go-kit/kit/auth/jwt"

        pb "{{cat .GoPWD "/" .DestinationDir | nospace | clean}}/pb"
        endpoints "{{cat .GoPWD "/" .DestinationDir | nospace | clean}}/endpoints"
)

{{$file:=.File}}

func New(conn *grpc.ClientConn, logger log.Logger) pb.{{.File.Package | title}}ServiceServer {
        {{range .Service.Method}}
		{{if and (not .ServerStreaming) (not .ClientStreaming)}}
			var {{.Name | lower}}Endpoint endpoint.Endpoint
			{
				{{.Name | lower}}Endpoint = grpctransport.NewClient(
					conn,
					"{{$file.Package}}.{{$file.Package | title}}Service",
					"{{.Name}}",
					Encode{{.Name}}Request,
					Decode{{.Name}}Response,
					pb.{{.Name}}Response{},
					append([]grpctransport.ClientOption{}, grpctransport.ClientBefore(jwt.FromGRPCContext()))...,
				).Endpoint()
			}
		{{end}}
        {{end}}

        return &endpoints.Endpoints {
                {{range .Service.Method}}
			{{if and (not .ServerStreaming) (not .ClientStreaming)}}
				{{.Name | title}}Endpoint: {{.Name  | lower}}Endpoint,
			{{end}}
                {{end}}
        }
}

{{range .Service.Method}}
	{{if and (not .ServerStreaming) (not .ClientStreaming)}}
		func Encode{{.Name}}Request(_ context.Context, request interface{}) (interface{}, error) {
			req := request.(*pb.{{.Name}}Request)
			return req, nil
		}

		func Decode{{.Name}}Response(_ context.Context, grpcResponse interface{}) (interface{}, error) {
			response := grpcResponse.(*pb.{{.Name}}Response)
			return response, nil
		}
	{{end}}
{{end}}