abra/cli/app/config.go

package app

import (
	"errors"
	"fmt"
	"os"
	"os/exec"

	"coopcloud.tech/abra/cli/internal"
	"coopcloud.tech/abra/pkg/config"
	"github.com/AlecAivazis/survey/v2"
	"github.com/sirupsen/logrus"
	"github.com/urfave/cli/v2"
)

var appConfigCommand = &cli.Command{
	Name:    "config",
	Aliases: []string{"c"},
	Usage:   "Edit app config",
	Action: func(c *cli.Context) error {
		appName := c.Args().First()

		if appName == "" {
			internal.ShowSubcommandHelpAndError(c, errors.New("no app provided"))
		}

		files, err := config.LoadAppFiles("")
		if err != nil {
			logrus.Fatal(err)
		}

		appFile, exists := files[appName]
		if !exists {
			logrus.Fatalf("cannot find app with name '%s'", appName)
		}

		ed, ok := os.LookupEnv("EDITOR")
		if !ok {
			edPrompt := &survey.Select{
				Message: "Which editor do you wish to use?",
				Options: []string{"vi", "vim", "nvim", "nano", "pico", "emacs"},
			}
			if err := survey.AskOne(edPrompt, &ed); err != nil {
				logrus.Fatal(err)
			}
		}

		cmd := exec.Command(ed, appFile.Path)
		cmd.Stdin = os.Stdin
		cmd.Stdout = os.Stdout
		cmd.Stderr = os.Stderr
		if err := cmd.Run(); err != nil {
			logrus.Fatal(err)
		}

		return nil
	},
	BashComplete: func(c *cli.Context) {
		appNames, err := config.GetAppNames()
		if err != nil {
			logrus.Warn(err)
		}
		if c.NArg() > 0 {
			return
		}
		for _, a := range appNames {
			fmt.Println(a)
		}
	},
}