feat: create user command

cmd/user/subcommands/create.go

@@ -0,0 +1,81 @@
+package subcommands
+
+import (
+	"errors"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/charmbracelet/huh"
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"golang.org/x/crypto/bcrypt"
+)
+
+var interactive bool
+var username string
+var password string
+var docker bool
+
+var CreateCmd = &cobra.Command{
+	Use:  "create",
+	Short: "Create a user",
+	Long: `Create a user either interactively or by passing flags.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		if interactive {
+			form := huh.NewForm(
+				huh.NewGroup(
+					huh.NewInput().Title("Username").Value(&username).Validate((func(s string) error {
+						if s == "" {
+							return errors.New("username cannot be empty")
+						}
+						return nil
+					})),
+					huh.NewInput().Title("Password").Value(&password).Validate((func(s string) error {
+						if s == "" {
+							return errors.New("password cannot be empty")
+						}
+						return nil
+					})),
+					huh.NewConfirm().Title("Format the output for docker?").Value(&docker).Affirmative("Yes").Negative("No"),
+				),
+			)
+
+			var baseTheme *huh.Theme = huh.ThemeBase()
+
+			formErr := form.WithTheme(baseTheme).Run()
+
+			if formErr != nil {
+				log.Fatal().Err(formErr).Msg("Form failed")
+				os.Exit(1)
+			}
+		}
+
+		if username == "" || password == "" {
+			log.Error().Msg("Username and password cannot be empty")
+			os.Exit(1)
+		}
+
+		passwordByte, passwordErr := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+
+		if passwordErr != nil {
+			log.Fatal().Err(passwordErr).Msg("Failed to hash password")
+			os.Exit(1)
+		}
+
+		passwordString := string(passwordByte)
+
+		if docker {
+			passwordString = strings.ReplaceAll(passwordString, "$", "$$")
+		}
+
+		log.Info().Str("user", fmt.Sprintf("%s:%s", username, passwordString)).Msg("User created")
+	},
+}
+
+func init() {
+	CreateCmd.Flags().BoolVarP(&interactive, "interactive", "i", false, "Create a user interactively")
+	CreateCmd.Flags().BoolVarP(&docker, "docker", "d", false, "Format output for docker")
+	CreateCmd.Flags().StringVarP(&username, "username", "u", "", "Username")
+	CreateCmd.Flags().StringVarP(&password, "password", "p", "", "Password")
+}

cmd/user/user.go

@@ -0,0 +1,17 @@
+package cmd
+
+import (
+	"tinyauth/cmd/user/subcommands"
+
+	"github.com/spf13/cobra"
+)
+
+func UserCmd() *cobra.Command {
+	userCmd := &cobra.Command{
+		Use:  "user",
+		Short: "User utilities",
+		Long: `Utilities for creating and verifying tinyauth compatible users.`,
+	}
+	userCmd.AddCommand(subcommands.CreateCmd)
+	return userCmd
+}