package repl

import (
	"encoding/hex"
	"fmt"
	"os"

	"github.com/spf13/cobra"
	"gitlink.org.cn/cloudream/jcs-pub/coordinator/internal/db"
	cortypes "gitlink.org.cn/cloudream/jcs-pub/coordinator/types"
	"golang.org/x/crypto/bcrypt"
	"golang.org/x/term"
)

func init() {
	userCmd := &cobra.Command{
		Use:   "user",
		Short: "user command",
	}
	RootCmd.AddCommand(userCmd)

	createCmd := &cobra.Command{
		Use:   "create [account] [nickName]",
		Short: "create a new user account",
		Args:  cobra.ExactArgs(2),
		Run: func(cmd *cobra.Command, args []string) {
			userCreate(GetCmdCtx(cmd), args[0], args[1])
		},
	}
	userCmd.AddCommand(createCmd)
}

func userCreate(ctx *CommandContext, account string, nickName string) {
	_, err := ctx.repl.db.User().GetByAccount(ctx.repl.db.DefCtx(), account)
	if err == nil {
		fmt.Printf("user %s already exists\n", account)
		return
	}

	fmt.Printf("input account password: ")
	pass, err := term.ReadPassword(int(os.Stdin.Fd()))
	if err != nil {
		fmt.Println("error reading password:", err)
		return
	}

	passHash, err := bcrypt.GenerateFromPassword(pass, bcrypt.DefaultCost)
	if err != nil {
		fmt.Println("error hashing password:", err)
		return
	}

	user, err := db.DoTx02(ctx.repl.db, func(tx db.SQLContext) (cortypes.User, error) {
		return ctx.repl.db.User().Create(tx, account, hex.EncodeToString(passHash), nickName)
	})
	if err != nil {
		fmt.Println("error creating user:", err)
		return
	}

	fmt.Printf("user %s created\n", user.Account)
}