package main

import (
	"fmt"
	"os"

	"golang.org/x/crypto/ssh/terminal"

	passage "git.bullercodeworks.com/brian/passage-go"
)

func main() {
	var pin, door string
	p := passage.CreatePassage("")
	for i := 1; i < len(os.Args); i++ {
		switch i {
		case 1:
			pin = os.Args[i]
			p.SetPin(pin)
			fmt.Println("Checksum: " + p.GetChecksumAsString())
		case 2:
			door = os.Args[i]
		}
	}
	getInput := (pin == "" && door == "")
	for getInput {
		if pin == "" {
			fmt.Print("Pin: ")
			pinBt, _ := terminal.ReadPassword(0)
			fmt.Println("")
			pin = string(pinBt)
		}
		if pin == "" {
			continue
		} else {
			p.SetPin(pin)
			fmt.Println("Checksum: " + p.GetChecksumAsString())
		}
		if door == "" {
			fmt.Print("Door (leave empty to re-enter pin): ")
			fmt.Scanln(&door)
		}
		if door == "" {
			pin = ""
		} else {
			getInput = false
		}
	}

	fmt.Println(p.GetPassword(door))
}