package wat

import (
	"github.com/go-irc/irc"
	"crypto/tls"
	"fmt"
	"strings"
)

type WatBot struct {
	client *irc.Client
	conn *tls.Conn
	game *WatGame
	Db *WatDb
	Nick string
}

func NewWatBot(config *irc.ClientConfig, serverConn *tls.Conn) *WatBot {
	wat := WatBot{conn:serverConn, Nick:config.Nick}
	wat.Db = NewWatDb()
	wat.game = NewWatGame(&wat, wat.Db)
	config.Handler = irc.HandlerFunc(wat.HandleIrcMsg)
	wat.client = irc.NewClient(wat.conn, *config)
	return &wat
}

func CleanNick(nick string) string {
	return string(nick[0])+"\u200c"+nick[1:]
}

func (w *WatBot) HandleIrcMsg(c *irc.Client, m *irc.Message) {
	fmt.Println(m)
	switch cmd := m.Command; cmd {
	case "PING":
		w.write("PONG", m.Params[0])
	case "PRIVMSG":
		w.Msg(m)
	}
}

func (w *WatBot) Msg(m *irc.Message) {
	if m.Params[0] == w.Nick && m.Prefix.Host == "tripsit/operator/hibs" {
		if "join" == m.Params[1] {
			w.write("JOIN", "##wat")
		}
	}
	if strings.Contains(m.Prefix.Host, "tripsit") && m.Params[0] == "##wat" {
		args := strings.FieldsFunc(m.Params[1], func(c rune) bool {return c == ' '})
		if len(args) < 1 && args[0] != "wat" && args[0][0] != '#' {
			return
		}
		if args[0][0] == '#' {
			args[0] = args[0][1:]
		}
		user := strings.ToLower(m.Prefix.Name)
		player := w.Db.User(user, m.Prefix.Host, true)
		w.game.Msg(m, &player, args)
	}
}

func (w *WatBot) Run() {
	defer w.conn.Close()
	err := w.client.Run()
	if err != nil {
		fmt.Println(err.Error())
	}
}

func (w *WatBot) say(dest, msg string) {
	if len(msg) == 0 {
		return
	}
	fmt.Printf("MSG %s: %s\n", dest, msg)
	w.write("PRIVMSG", dest, msg)
}

func (w *WatBot) reply(s *irc.Message, r string) {
	sender := s.Params[0]
	if sender == w.Nick {
		sender = s.Prefix.Name
	}
	w.say(sender, r)
}

func (w *WatBot) write(cmd string, params ...string) {
	w.client.WriteMessage(&irc.Message{
		Command: cmd,
		Params: params,
	})
}