package cmd

import (
	"fmt"
	"os"
	"sort"

	"github.com/packwiz/packwiz/core"
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

// listCmd represents the list command
var listCmd = &cobra.Command{
	Use:   "list",
	Short: "List all the mods in the modpack",
	Args:  cobra.NoArgs,
	Run: func(cmd *cobra.Command, args []string) {

		// Load pack
		pack, err := core.LoadPack()
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		// Load index
		index, err := pack.LoadIndex()
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		// Load mods
		mods, err := index.LoadAllMods()
		if err != nil {
			fmt.Println(err)
			os.Exit(1)
		}

		sort.Slice(mods, func(i, j int) bool {
			return mods[i].Name < mods[j].Name
		})

		// Print mods
		if viper.GetBool("list.version") {
			for _, mod := range mods {
				fmt.Printf("%s\t[%s]\n", mod.Name, mod.FileName)
			}
		} else {
			for _, mod := range mods {
				fmt.Println(mod.Name)
			}
		}
	},
}

func init() {
	rootCmd.AddCommand(listCmd)

	listCmd.Flags().BoolP("version", "v", false, "Print name and version")
	_ = viper.BindPFlag("list.version", listCmd.Flags().Lookup("version"))
}