/*
Copyright © 2024 Brian Buller <brian@bullercodeworks.com>
*/
package cmd

import (
	"errors"
	"fmt"
	"sort"
	"strings"

	"git.bullercodeworks.com/brian/keepass-cli/models"
	"git.bullercodeworks.com/brian/keepass-cli/util"
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

// rofiCmd represents the rofi command
var rofiCmd = &cobra.Command{
	Use:   "rofi",
	Short: "Rofi Menufication of keepass-cli",
	RunE:  runRofi,
}

func init() {
	rootCmd.AddCommand(rofiCmd)
}

func runRofi(cmd *cobra.Command, args []string) error {
	var db *models.KeePassDB

	var argIsPw bool
	pwFile := fmt.Sprintf("%s%s", ConfigDir, "pw")
	pass, err := util.ReadPWFile(pwFile)
	if err != nil {
		// See if we have a password...
		if len(args) == 1 {
			pass = args[0]
			argIsPw = true
		} else {
			fmt.Println("Enter Master Password")
			return nil
		}
	}

	db, err = models.NewKeePassDB(viper.GetString("database"), pass)
	if err != nil {
		util.RemovePWFile(pwFile)
		return fmt.Errorf("Error opening DB. Re-enter Master Password:\n%v", err)
	} else if err = util.WritePWFile(pwFile, pass); err != nil {
		return fmt.Errorf("DB Opened, but failed to persist password: %v", err)
	}

	var path []string
	for i := range args {
		path = append(path, strings.Split(args[i], "/")...)
	}

	var freqs *models.Frequencies
	if len(path) == 0 || argIsPw {
		list := db.GetAllEntriesFromRoot()
		var printList []string
		for i := range list {
			printList = append(printList, strings.Join(list[i], "/"))
		}

		freqs, err = models.LoadFrequencies()
		if err == nil {
			sort.Slice(printList, func(i, j int) bool {
				return freqs.GetTimes(printList[i]) > freqs.GetTimes(printList[j])
			})
		}
		for i := range printList {
			fmt.Println(printList[i])
		}
	} else {
		if entry, entryErr := db.FindEntryFromRoot(path); entryErr != nil {
			return entryErr
		} else {
			freqPath := strings.Join(path, "/")
			freqs, err = models.LoadFrequencies()
			if err == nil {
				freqs.IncrementEntry(freqPath)
				freqs.Save()
			}
			return util.WriteToClipboard(entry.GetPassword())
		}
	}

	return nil
}

func runRofiSteps(cmd *cobra.Command, args []string) error {
	var path []string
	for i := range args {
		path = append(path, strings.Split(args[i], "/")...)
	}
	var db *models.KeePassDB
	var havePassword bool
	pwFile := fmt.Sprintf("%s%s", ConfigDir, "pw")
	pass, err := util.ReadFile(pwFile)
	if err != nil {
		havePassword = false
		// See if we have a password...
		if len(args) == 1 {
			pass = args[0]
		} else {
			fmt.Println("Enter Master Password")
			return nil
		}
	} else {
		havePassword = true
	}
	db, err = models.NewKeePassDB(viper.GetString("database"), pass)
	if err != nil {
		return err
	} else if !havePassword {
		if err = util.WritePWFile(pwFile, pass); err != nil {
			return err
		}
		path = []string{}
	}
	list := db.GetGroupsAndEntriesFromRoot(path)
	if len(list) == 0 {
		return errors.New("Invalid Path")
	} else if len(list) > 1 {
		for i := range list {
			fmt.Println(strings.Join(list[i], "/"))
		}
	} else {
		// Only one... Could be a single group nested, or it's an entry
		entry, entryErr := db.FindEntryFromRoot(path)
		if entryErr == nil {
			return util.WriteToClipboard(entry.GetPassword())
		}
		// It's a group
		fmt.Println(strings.Join(list[0], "/"))
	}

	return nil
}