package cmd

import (
	"encoding/json"
	"fmt"
	"net/http"
	"os"

	"git.towk2.me/towk/makeshift/pkg/client"
	"github.com/rs/zerolog/log"
	"github.com/spf13/cobra"
)

var listCmd = &cobra.Command{
	Use: "list",
	Example: `
  # list files in a remote data directory
  configurator list --path test
  configurator list --host http://localhost:5050 --path test

  # list files using 'curl'
  curl http://localhost:5050/list/test
`,
	Args:  cobra.NoArgs,
	Short: "List all files in a remote data directory",
	PreRun: func(cmd *cobra.Command, args []string) {
		setenv(cmd, "host", "MAKESHIFT_HOST")
		setenv(cmd, "path", "MAKESHIFT_PATH")
	},
	Run: func(cmd *cobra.Command, args []string) {
		var (
			host, _ = cmd.Flags().GetString("host")
			path, _ = cmd.Flags().GetString("path")

			c      = client.New(host)
			body   []byte
			output []string
			err    error
		)

		log.Debug().
			Str("host", host).
			Str("path", path).
			Send()

		// make request to /list endpoint
		_, body, err = c.MakeRequest(client.HTTPEnvelope{
			Path:   fmt.Sprintf("/list/%s", path),
			Method: http.MethodGet,
		})
		if err != nil {
			log.Error().Err(err).
				Str("host", host).
				Str("path", path).
				Msg("failed to make request")
			os.Exit(1)
		}

		err = json.Unmarshal(body, &output)
		if err != nil {
			log.Error().Err(err).Msg("failed to unmarshal response body")
			os.Exit(1)
		}

		// show the list of files and directories
		log.Info().Strs("output", output).Send()
	},
}

func init() {
	listCmd.Flags().String("host", "http://localhost:5050", "Set the configurator remote host (can be set with MAKESHIFT_HOST)")
	listCmd.Flags().StringP("path", "p", ".", "Set the path to list files (can be set with MAKESHIFT_PATH)")

	rootCmd.AddCommand(listCmd)
}