package main

import (
	"fmt"
	"math/rand"
	"os"
	"strings"
	"time"

	"github.com/howeyc/gopass"
	"github.com/unixpickle/fbmsgr"
)

func main() {
	rand.Seed(time.Now().UnixNano())

	fmt.Print("Enter username: ")
	user := readLine()
	fmt.Print("Enter password: ")
	pass, err := gopass.GetPasswd()
	if err != nil {
		panic(err)
	}

	sess, err := fbmsgr.Auth(user, string(pass))
	if err != nil {
		fmt.Println("Auth error:", err)
		os.Exit(1)
	}

	for x := range sess.Events() {
		if msg, ok := x.(fbmsgr.MessageEvent); ok {
			/*if msg.SenderFBID != sess.FBID() {
				continue
			}*/
			if strings.HasPrefix(msg.Body, "#") && len(msg.Body) == 7 {
				if msg.GroupThread != "" {
					sess.SetChatColor(msg.GroupThread, msg.Body)
				} else {
					sess.SetChatColor(msg.OtherUser, msg.Body)
				}
			}
		}
	}

	fmt.Println("err is", sess.EventsError())
}

func readLine() string {
	var s string
	for {
		b := make([]byte, 1)
		if n, err := os.Stdin.Read(b); err != nil {
			return s
		} else if n == 0 {
			continue
		}
		if b[0] == '\n' {
			return s
		}
		s += string(b)
	}
}