package cmd

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

	"git.towk2.me/towk/configurator/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 https://example.com --path test
	curl https://example.com/list/test
`,
	Args:  cobra.NoArgs,
	Short: "List all files in a remote data directory",
	PreRun: func(cmd *cobra.Command, args []string) {
		setenv(&host, "CONFIGURATOR_HOST")
		setenv(&path, "CONFIGURATOR_PATH")
	},
	Run: func(cmd *cobra.Command, args []string) {
		var (
			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("url", host).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().StringVar(&host, "host", "http://localhost:5050", "Set the configurator remote host (can be set with CONFIGURATOR_HOST)")
	listCmd.Flags().StringVarP(&path, "path", "p", ".", "Set the path to list files (can be set with CONFIGURATOR_PATH)")

	rootCmd.AddCommand(listCmd)
}