from __future__ import annotations

KNOWN_IRC_SERVERS: dict[str, dict[str, int | str | bool]] = {
    "Libera.Chat": {
        "host": "irc.libera.chat",
        "port": 6697,
        "tls": True,
        "url": "https://libera.chat/",
    },
    "OFTC": {
        "host": "irc.oftc.net",
        "port": 6697,
        "tls": True,
        "url": "https://www.oftc.net/",
    },
    "freenode": {
        "host": "irc.freenode.net",
        "port": 6697,
        "tls": True,
        "url": "https://freenode.net/",
    },
    "Snoonet": {
        "host": "irc.snoonet.org",
        "port": 6697,
        "tls": True,
        "url": "https://snoonet.org/",
    },
    "IRCCloud": {
        "host": "irc.irccloud.com",
        "port": 6697,
        "tls": True,
        "url": "https://www.irccloud.com/",
    },
    "Twitch": {
        "host": "irc.chat.twitch.tv",
        "port": 6697,
        "tls": True,
        "url": "https://dev.twitch.tv/docs/irc/",
    },
    "DALnet": {
        "host": "irc.dal.net",
        "port": 6697,
        "tls": True,
        "url": "https://www.dal.net/",
    },
    "EFnet": {
        "host": "irc.efnet.org",
        "port": 6697,
        "tls": True,
        "url": "https://www.efnet.org/",
    },
    "Undernet": {
        "host": "irc.undernet.org",
        "port": 6697,
        "tls": True,
        "url": "https://www.undernet.org/",
    },
    "Rizon": {
        "host": "irc.rizon.net",
        "port": 6697,
        "tls": True,
        "url": "https://rizon.net/",
    },
}


def list_known_servers() -> list[dict[str, int | str | bool]]:
    return [{"name": name, **details} for name, details in KNOWN_IRC_SERVERS.items()]


def lookup_server(name: str) -> dict[str, int | str | bool] | None:
    for server_name, details in KNOWN_IRC_SERVERS.items():
        if server_name.lower() == name.lower():
            return {"name": server_name, **details}
    return None


def get_default_server() -> dict[str, int | str | bool]:
    return {"name": "Libera.Chat", **KNOWN_IRC_SERVERS["Libera.Chat"]}