WIP: feat: translation support

See #483

cli/run.go

@@ -1,6 +1,7 @@
 package cli
 
 import (
+	"errors"
 	"fmt"
 	"os"
 
@@ -10,27 +11,31 @@ import (
 	"coopcloud.tech/abra/cli/recipe"
 	"coopcloud.tech/abra/cli/server"
 	"coopcloud.tech/abra/pkg/config"
+	"coopcloud.tech/abra/pkg/formatter"
+	"coopcloud.tech/abra/pkg/lang"
 	"coopcloud.tech/abra/pkg/log"
 	charmLog "github.com/charmbracelet/log"
+	"github.com/leonelquinteros/gotext"
 	"github.com/spf13/cobra"
 	"github.com/spf13/cobra/doc"
 )
 
 func Run(version, commit string) {
 	rootCmd := &cobra.Command{
-		Use:     "abra [cmd] [args] [flags]",
-		Short:   "The Co-op Cloud command-line utility belt 🎩🐇",
+		Use:     gotext.Get("abra [cmd] [args] [flags]"),
+		Short:   gotext.Get("The Co-op Cloud command-line utility belt 🎩🐇"),
 		Version: fmt.Sprintf("%s-%s", version, commit[:7]),
 		ValidArgs: []string{
-			"app",
-			"autocomplete",
-			"catalogue",
-			"man",
-			"recipe",
-			"server",
-			"upgrade",
+			gotext.Get("app"),
+			gotext.Get("autocomplete"),
+			gotext.Get("catalogue"),
+			gotext.Get("man"),
+			gotext.Get("recipe"),
+			gotext.Get("server"),
+			gotext.Get("upgrade"),
 		},
-		PersistentPreRun: func(cmd *cobra.Command, args []string) {
+
+		PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
 			dirs := []map[string]os.FileMode{
 				{config.ABRA_DIR: 0764},
 				{config.SERVERS_DIR: 0700},
@@ -42,7 +47,7 @@ func Run(version, commit string) {
 				for path, perm := range dir {
 					if err := os.Mkdir(path, perm); err != nil {
 						if !os.IsExist(err) {
-							log.Fatal(err)
+							return errors.New(gotext.Get("unable to create %s: %s", path, err))
 						}
 						continue
 					}
@@ -62,24 +67,57 @@ func Run(version, commit string) {
 				log.SetReportCaller(true)
 			}
 
-			log.Debugf("abra version %s, commit %s", version, commit)
+			if internal.Locale != "" {
+				// FIXME(d1): get list of valid locales from pkg/locales/*
+				switch internal.Locale {
+				case "es":
+				default:
+					return errors.New(gotext.Get("unsupported --lang: %s (want: es)", internal.Locale))
+				}
+			}
+
+			systemLocale := lang.GetLocale()
+			if internal.Locale == "" && systemLocale != "" {
+				// FIXME(d1): validate system locale also (as above FIXME)
+				internal.Locale = systemLocale
+			}
+
+			if internal.Locale == "" {
+				// NOTE(d1): fallback when no --lang=<ll> / LANG=<ll_CC>
+				internal.Locale = "en"
+			}
+
+			// NOTE(d1): only required to load locale when not using en_<CC>
+			//           N.B we don't even bother with a _<CC> (country code) atm for en because fuck it
+			if internal.Locale != "en" {
+				if err := lang.LoadLocale(internal.Locale); err != nil {
+					return errors.New(gotext.Get("unable to load supported language %s: %s", internal.Locale, err))
+				}
+			}
+
+			log.Debug(gotext.Get(
+				"abra version: %s, commit: %s, lang: %s",
+				version, formatter.SmallSHA(commit), internal.Locale,
+			))
+
+			return nil
 		},
 	}
 
 	rootCmd.CompletionOptions.DisableDefaultCmd = true
 
 	manCommand := &cobra.Command{
-		Use:     "man [flags]",
+		Use:     gotext.Get("man [flags]"),
 		Aliases: []string{"m"},
-		Short:   "Generate manpage",
-		Example: `  # generate the man pages into /usr/local/share/man/man1
+		Short:   gotext.Get("Generate manpage"),
+		Example: gotext.Get(`  # generate the man pages into /usr/local/share/man/man1
   abra_path=$(which abra)  # pass abra absolute path to sudo below
   sudo $abra_path man
   sudo mandb
 
   # read the man pages
   man abra
-  man abra-app-deploy`,
+  man abra-app-deploy`),
 		Run: func(cmd *cobra.Command, args []string) {
 			header := &doc.GenManHeader{
 				Title:   "ABRA",
@@ -88,7 +126,7 @@ func Run(version, commit string) {
 
 			manDir := "/usr/local/share/man/man1"
 			if _, err := os.Stat(manDir); os.IsNotExist(err) {
-				log.Fatalf("unable to proceed, '%s' does not exist?")
+				log.Fatal(gotext.Get("unable to proceed, %s does not exist?", manDir))
 			}
 
 			err := doc.GenManTree(rootCmd, header, manDir)
@@ -96,7 +134,7 @@ func Run(version, commit string) {
 				log.Fatal(err)
 			}
 
-			log.Info("don't forget to run 'sudo mandb'")
+			log.Info(gotext.Get("don't forget to run 'sudo mandb'"))
 		},
 	}
 
@@ -105,7 +143,7 @@ func Run(version, commit string) {
 		"debug",
 		"d",
 		false,
-		"show debug messages",
+		gotext.Get("show debug messages"),
 	)
 
 	rootCmd.PersistentFlags().BoolVarP(
@@ -113,7 +151,7 @@ func Run(version, commit string) {
 		"no-input",
 		"n",
 		false,
-		"toggle non-interactive mode",
+		gotext.Get("toggle non-interactive mode"),
 	)
 
 	rootCmd.PersistentFlags().BoolVarP(
@@ -121,7 +159,7 @@ func Run(version, commit string) {
 		"offline",
 		"o",
 		false,
-		"prefer offline & filesystem access",
+		gotext.Get("prefer offline & filesystem access"),
 	)
 
 	rootCmd.PersistentFlags().BoolVarP(
@@ -129,7 +167,16 @@ func Run(version, commit string) {
 		"ignore-env-version",
 		"i",
 		false,
-		"ignore .env version checkout",
+		gotext.Get("ignore .env version checkout"),
+	)
+
+	rootCmd.PersistentFlags().StringVarP(
+		&internal.Locale,
+		"lang",
+		"l",
+		"",
+		// FIXME(d1): provide supported list of language via *.po file listing
+		gotext.Get("force select language (supported: XXX)"),
 	)
 
 	catalogue.CatalogueCommand.AddCommand(