package cmd

import (
	"time"

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

var serveCmd = &cobra.Command{
	Use:  "serve",
	Args: cobra.NoArgs,
	PreRun: func(cmd *cobra.Command, args []string) {
		// try and set flags using env vars
		setenv(&host, "CONFIGURATOR_HOST")
		setenv(&rootPath, "CONFIGURATOR_ROOT")
	},
	Run: func(cmd *cobra.Command, args []string) {
		var (
			host     string
			rootPath string
			server   *service.Service
			err      error
		)

		// get vars but don't modify
		host, _ = cmd.Flags().GetString("host")
		rootPath, _ = cmd.Flags().GetString("root")

		// set the server values
		server = service.New()
		server.Addr = host
		server.RootPath = rootPath
		server.Timeout = time.Duration(timeout) * time.Second

		// show some debugging information
		log.Debug().
			Str("host", host).
			Any("paths", map[string]string{
				"root":     rootPath,
				"data":     server.PathForData(),
				"profiles": server.PathForProfiles(),
				"plugins":  server.PathForPlugins(),
				"metadata": server.PathForMetadata(),
			}).
			Send()

		// make the default directories and files if flag is passed
		if cmd.Flags().Changed("init") {
			server.Init()
		}

		// serve and log why the server closed
		err = server.Serve()
		log.Error().Err(err).Msg("server closed")
	},
}

func init() {
	serveCmd.Flags().Bool("init", false, "Initializes default files at specified with the '--root' flag")
	serveCmd.Flags().StringVar(&host, "host", "localhost:5050", "Set the configurator server host (can be set with CONFIGURATOR_HOST)")
	serveCmd.Flags().StringVar(&rootPath, "root", "./", "Set the root path to serve files (can be set with CONFIGURATOR_ROOT)")
	serveCmd.Flags().IntVarP(&timeout, "timeout", "t", 60, "Set the timeout in seconds for requests.")

	rootCmd.AddCommand(serveCmd)
}