openapi3-framworks-compare/go/goa_example/gen/grpc/cli/host/cli.go

// Code generated by goa v3.6.0, DO NOT EDIT.
//
// host gRPC client CLI support package
//
// Command:
// $ goa gen goa_example/design

package cli

import (
	"flag"
	"fmt"
	service1c "goa_example/gen/grpc/service1/client"
	"os"

	goa "goa.design/goa/v3/pkg"
	grpc "google.golang.org/grpc"
)

// UsageCommands returns the set of commands and sub-commands using the format
//
//    command (subcommand1|subcommand2|...)
//
func UsageCommands() string {
	return `service1 (signin|secure)
`
}

// UsageExamples produces an example of a valid invocation of the CLI tool.
func UsageExamples() string {
	return os.Args[0] + ` service1 signin --username "user" --password "password"` + "\n" +
		""
}

// ParseEndpoint returns the endpoint and payload as specified on the command
// line.
func ParseEndpoint(cc *grpc.ClientConn, opts ...grpc.CallOption) (goa.Endpoint, interface{}, error) {
	var (
		service1Flags = flag.NewFlagSet("service1", flag.ContinueOnError)

		service1SigninFlags        = flag.NewFlagSet("signin", flag.ExitOnError)
		service1SigninUsernameFlag = service1SigninFlags.String("username", "REQUIRED", "")
		service1SigninPasswordFlag = service1SigninFlags.String("password", "REQUIRED", "")

		service1SecureFlags       = flag.NewFlagSet("secure", flag.ExitOnError)
		service1SecureMessageFlag = service1SecureFlags.String("message", "", "")
		service1SecureTokenFlag   = service1SecureFlags.String("token", "REQUIRED", "")
	)
	service1Flags.Usage = service1Usage
	service1SigninFlags.Usage = service1SigninUsage
	service1SecureFlags.Usage = service1SecureUsage

	if err := flag.CommandLine.Parse(os.Args[1:]); err != nil {
		return nil, nil, err
	}

	if flag.NArg() < 2 { // two non flag args are required: SERVICE and ENDPOINT (aka COMMAND)
		return nil, nil, fmt.Errorf("not enough arguments")
	}

	var (
		svcn string
		svcf *flag.FlagSet
	)
	{
		svcn = flag.Arg(0)
		switch svcn {
		case "service1":
			svcf = service1Flags
		default:
			return nil, nil, fmt.Errorf("unknown service %q", svcn)
		}
	}
	if err := svcf.Parse(flag.Args()[1:]); err != nil {
		return nil, nil, err
	}

	var (
		epn string
		epf *flag.FlagSet
	)
	{
		epn = svcf.Arg(0)
		switch svcn {
		case "service1":
			switch epn {
			case "signin":
				epf = service1SigninFlags

			case "secure":
				epf = service1SecureFlags

			}

		}
	}
	if epf == nil {
		return nil, nil, fmt.Errorf("unknown %q endpoint %q", svcn, epn)
	}

	// Parse endpoint flags if any
	if svcf.NArg() > 1 {
		if err := epf.Parse(svcf.Args()[1:]); err != nil {
			return nil, nil, err
		}
	}

	var (
		data     interface{}
		endpoint goa.Endpoint
		err      error
	)
	{
		switch svcn {
		case "service1":
			c := service1c.NewClient(cc, opts...)
			switch epn {
			case "signin":
				endpoint = c.Signin()
				data, err = service1c.BuildSigninPayload(*service1SigninUsernameFlag, *service1SigninPasswordFlag)
			case "secure":
				endpoint = c.Secure()
				data, err = service1c.BuildSecurePayload(*service1SecureMessageFlag, *service1SecureTokenFlag)
			}
		}
	}
	if err != nil {
		return nil, nil, err
	}

	return endpoint, data, nil
}

// service1Usage displays the usage of the service1 command and its subcommands.
func service1Usage() {
	fmt.Fprintf(os.Stderr, `The secured service exposes endpoints that require valid authorization credentials.
Usage:
    %[1]s [globalflags] service1 COMMAND [flags]

COMMAND:
    signin: Signin implements signin.
    secure: 这是一个需要JWT认证的接口

Additional help:
    %[1]s service1 COMMAND --help
`, os.Args[0])
}
func service1SigninUsage() {
	fmt.Fprintf(os.Stderr, `%[1]s [flags] service1 signin -username STRING -password STRING

Signin implements signin.
    -username STRING: 
    -password STRING: 

Example:
    %[1]s service1 signin --username "user" --password "password"
`, os.Args[0])
}

func service1SecureUsage() {
	fmt.Fprintf(os.Stderr, `%[1]s [flags] service1 secure -message JSON -token STRING

这是一个需要JWT认证的接口
    -message JSON: 
    -token STRING: 

Example:
    %[1]s service1 secure --message '{
      "fail": true
   }' --token "Quia omnis amet et rerum quis."
`, os.Args[0])
}