armen/internal/cli/cli.go

/*
------------------------------------------------------------------------------------------------------------------------
####### cli ####### Copyright (c) 2021 mls-361 ##################################################### MIT License #######
------------------------------------------------------------------------------------------------------------------------
*/

package cli

import (
	"flag"
	"fmt"
	"io"
	"runtime"

	"forge.chapril.org/mls-361/errors"

	"forge.chapril.org/armen/armen/internal/components"
)

const _errArgs = errors.Sentinel("not enough or too many arguments")

func newFlagSet(ccs *components.Components) *flag.FlagSet {
	fs := flag.NewFlagSet(ccs.Application.Name(), flag.ContinueOnError)
	fs.SetOutput(io.Discard)

	return fs
}

func decrypt(ccs *components.Components, args []string) error {
	if len(args) != 1 {
		help()
		return _errArgs
	}

	ds, err := ccs.Crypto.DecryptString(args[0])
	if err != nil {
		return err
	}

	fmt.Println(args[0], "===>>", ds)

	return nil
}

func encrypt(ccs *components.Components, args []string) error {
	if len(args) != 1 {
		help()
		return _errArgs
	}

	es, err := ccs.Crypto.EncryptString(args[0])
	if err != nil {
		return err
	}

	fmt.Println(args[0], "===>>", es)

	return nil
}

func version(ccs *components.Components) {
	app := ccs.Application

	fmt.Println()
	fmt.Println("  application :", app.Name(), "v"+app.Version())
	fmt.Println("  built at    :", app.BuiltAt().Format("2006-01-02 15:04:05"))
	fmt.Println("  runtime     :", runtime.GOOS, runtime.GOARCH)
	fmt.Println("  copyright   :", "mls-361")
	fmt.Println("  license     :", "MIT")
	fmt.Println()
	fmt.Println("--@(°_°)@-------------------------------")
	fmt.Println()
}

func help() {
	fmt.Print(`
The commands are:

  decrypt <string>
  encrypt <string>
  jobs
    create
      -name      <string>
      -namespace <string>     (required)
      -type      <string>     (required)
      -origin    <string>
      -priority  <int>
      -private   <json>
      -run_after <datetime>    (RFC3339)
      -retries   <int>
      -category  <string>
  version

--@(°_°)@-------------------------------

`)
}

func Run(ccs *components.Components, args []string) error {
	switch args[0] {
	case "decrypt":
		return decrypt(ccs, args[1:])
	case "encrypt":
		return encrypt(ccs, args[1:])
	case "jobs":
		return jobs(ccs, args[1:])
	case "version":
		version(ccs)
	default:
		help()
	}

	return nil
}

/*
######################################################################################################## @(°_°)@ #######
*/