package cli

import (
	"context"
	"fmt"
	"os"

	"github.com/urfave/cli/v3"
)

func readCommand() *cli.Command {
	return &cli.Command{
		Name:      "read",
		Usage:     "read a secret (e.g. `vault-tui read secret/team/prod/db`)",
		ArgsUsage: "<path>",
		Flags: []cli.Flag{
			&cli.BoolFlag{Name: "json"},
			&cli.IntFlag{Name: "version", Usage: "KV v2 version to read (default: latest)"},
			&cli.StringFlag{Name: "field", Usage: "print only this field's raw value"},
		},
		Action: func(ctx context.Context, cmd *cli.Command) error {
			a, err := appFrom(ctx)
			if err != nil {
				return err
			}
			if cmd.Args().Len() == 0 {
				return fmt.Errorf("usage: vault-tui read <path>")
			}
			if _, err := a.EnsureLoggedIn(ctx, cmd.String("token")); err != nil {
				return err
			}
			svc := a.Service()
			mount, rel, err := splitMountPath(ctx, svc, cmd.Args().First())
			if err != nil {
				return err
			}
			sec, err := svc.KV.Read(ctx, mount, rel, int(cmd.Int("version")))
			if err != nil {
				return err
			}
			if sec == nil {
				return fmt.Errorf("no secret found at %s", cmd.Args().First())
			}
			if field := cmd.String("field"); field != "" {
				v, ok := sec.Data[field]
				if !ok {
					return fmt.Errorf("field %q not present", field)
				}
				fmt.Println(v)
				return nil
			}
			if cmd.Bool("json") {
				return printJSON(os.Stdout, sec)
			}
			out := map[string]string{}
			for k, v := range sec.Data {
				out[k] = fmt.Sprint(v)
			}
			printKV(os.Stdout, out)
			if sec.Version > 0 {
				fmt.Printf("\nversion: %d\n", sec.Version)
			}
			return nil
		},
	}
}