#!/bin/env python3
import asyncio
from irctokens import build, Line
from ircrobots import Bot as BaseBot
from ircrobots import Server as BaseServer
from ircrobots import ConnectionParams

SERVERS = (dict([("freenode", "irc.freenode.net"),
                 ("tildeverse", "irc.tilde.chat")]))

# match_players = set()
match_players = {"freenode": set(), "tildeverse": set()}

botnick = "matchmaking-bot"

def update_file(name):
    file = open(f"playerlist-{name}.txt", "w")
    file.seek(0)
    file.truncate()
    for player in match_players[name]:
        file.write(player + '\n')

def read_file():
    for name in SERVERS:
        file = open(f"playerlist-{name}.txt", "r")
        for player in file:
            match_players[name].add(player[:-1]) #Remove newline
        file.close()

class Server(BaseServer):
    async def line_read(self, line: Line):
        print(f"{self.name} < {line.format()}")

        if "PRIVMSG" in line.command and self.params.autojoin[0] in line.params[0]:
            chan = self.channels[line.params[0]].name
            if line.params[1].startswith(".matchmake"):
                channel = self.channels[line.params[0]]
                ping = ""
                for player in match_players[self.name]:
                    pfold = self.casefold(player)
                    if pfold in channel.users:
                        ping += f"{channel.users[pfold].nickname} "

                await self.send(build("PRIVMSG", [chan, f"Pinging users: {ping}"]))


            elif line.params[1].startswith(".matchadd"):
                user = line.source.split('!')[0]
                if user in match_players[self.name]:
                    await self.send(build("PRIVMSG", [chan, "ERROR: player already in list."]))
                else:
                    match_players[self.name].add(user)
                    update_file(self.name)
                    await self.send(build("PRIVMSG", [chan, "Added to the match list."]))

            elif line.params[1].startswith(".matchdel"):
                user = line.source.split('!')[0]
                if user not in match_players[self.name]:
                    await self.send(build("PRIVMSG", [chan, "ERROR: player isn't in list."]))
                else:
                    match_players[self.name].remove(user)
                    update_file(self.name)
                    await self.send(build("PRIVMSG", [chan, "Removed from match list."]))

            elif line.params[1].startswith(".help"):
                await self.send(build("PRIVMSG", [chan, "Matchmaking bot commands:"]))
                await self.send(build("PRIVMSG", [chan, " .matchadd: Add yourself to the match list"]))
                await self.send(build("PRIVMSG", [chan, " .matchdel: Remove yourself from the match list"]))
                await self.send(build("PRIVMSG", [chan, " .matchmake: Ping everyone on match list"]))
                await self.send(build("PRIVMSG", [chan, " .help: Display this message"]))

    async def line_send(self, line: Line):
        print(f"{self.name} > {line.format()}")

class Bot(BaseBot):
    def create_server(self, name: str):
        return Server(self, name)

async def main():
    read_file()
    bot = Bot()
    for name, host in SERVERS.items():
        params = ConnectionParams(botnick, host, 6697, True)
        if name == "freenode":
            params.autojoin = ["#among-sus"]
        elif name == "tildeverse":
            params.autojoin = ["#sus"]
        await bot.add_server(name, params)

    await bot.run()

if __name__ == "__main__":
    asyncio.run(main())