package main

import (
	"bufio"
	"crypto/tls"
	"fmt"
	"strings"
)

const (
	host string = "pph21.duckdns.org:6697"
)

func main() {
	conn, err := tls.Dial("tcp", host, &tls.Config{RootCAs: nil})
	if err != nil {
		panic("Failed to connect")
	}
	defer conn.Close()
	reader := bufio.NewReader(conn)
	fmt.Fprintln(conn, "PASS horal")
	fmt.Fprintln(conn, "USER bot rpi3 rpi3 :botik obecny")
	fmt.Fprintln(conn, "NICK botik")
	fmt.Fprintln(conn, "JOIN #test")
	for {
		in, _ := reader.ReadString('\n')
		words := strings.Fields(in)
		who := strings.Split(words[0], "!")[0][1:]
		if who == "botik" {
			continue
		}
		switch words[1] {
		case "JOIN":
			fmt.Fprintln(conn, "PRIVMSG "+words[2]+" :Vítej "+who)
		case "PRIVMSG":
			if words[3] == ":!pozdrav" {
				if []rune(words[2])[0] == '#' {
					fmt.Fprintln(conn, "PRIVMSG "+words[2]+" :Ahoj "+who)
				} else {
					fmt.Fprintln(conn, "PRIVMSG "+who+" :Ahoj "+who)
				}
			}
		}
		if words[0] == "PING" {
			fmt.Println("PONG")
			fmt.Fprintln(conn, "PONG "+words[1])
		}
	}
}