package main

import (
	"html/template"
	"log"
	"time"

	"github.com/lrstanley/girc"
)

type IrcBot struct {
	client *girc.Client
	logger *log.Logger
	s      SatelNameGetter
	config AppConfig
}

func MakeIrcBot(config AppConfig, logger *log.Logger, s SatelNameGetter) *IrcBot {
	if config.Irc == nil {
		return nil
	}
	client := girc.New(girc.Config{
		Server: config.Irc[0].Server,
		Port:   config.Irc[0].Port,
		Nick:   config.Irc[0].Nick,
		User:   config.Irc[0].User,
		Name:   config.Irc[0].Name,
		Out:    logger.Writer(),
	})

	return &IrcBot{client, logger, s, config}
}

func (bot *IrcBot) GetInterestingChannels() []girc.Channel {
	return []girc.Channel{}
}

func (bot *IrcBot) SendMessageToAllChannels(msg string) {
	for i, channel := range bot.GetInterestingChannels() {
		if i != 0 {
			// to avoid sending too many messages at once
			// do it only if we have more than one message to send
			time.Sleep(time.Millisecond * 500)
		}
		bot.client.Cmd.Message(channel.Name, msg)
	}
}

type NotifyViaIRCSync struct {
	SyncFilterImpl[GenericMessage]

	bot *IrcBot
	tpl *template.Template
}

func (bot *IrcBot) GetNotifyViaIRC(tpl *template.Template) *NotifyViaIRCSync {
	return &NotifyViaIRCSync{SyncFilterImpl[GenericMessage]{}, bot, tpl}
}

func (notifyViaIRC *NotifyViaIRCSync) Call(msg GenericMessage) {
	notifyViaIRC.bot.SendMessageToAllChannels(
		msg.Format(notifyViaIRC.tpl, notifyViaIRC.bot.s, notifyViaIRC.bot.logger))

	notifyViaIRC.CallNext(msg)
}