{
  pkgs,
  lib,
  config,
  ...
}:
let
  port = 52187;
  configFile = pkgs.writeText "metterbridge.toml" ''
    [irc]
        [irc.ulminfo]
        Server="ulminfo.fr:6697" # Ou ens.wtf tu choisis.
        Nick="roBOT"
            UseTLS=true
            Charset="utf8"
            PrefixMessagesWithNick=true
            RemoteNickFormat="<{NICK}> "
          
    [mattermost]
        [mattermost.merle]
            WebhookBindAddress="0.0.0.0:${builtins.toString port}"
            PrefixMessagesWithNick=false
            RemoteNickFormat="{NICK}"
      
    [[gateway]]
    name="hackens"
    enable=true
        [[gateway.inout]]
        account="irc.ulminfo"
        channel="#hackens"
        [[gateway.inout]]
        account="mattermost.merle"
        channel="town-square"
  '';
in
{
  systemd.services.matterbridge = {
    description = "Matterbridge chat platform bridge";
    wantedBy = [ "multi-user.target" ];
    after = [ "network.target" ];
    script = ''
      ${pkgs.matterbridge}/bin/matterbridge -conf ${configFile}
    '';

    serviceConfig = {
      User = "matterbridge";
      Group = "matterbridge";
      Restart = "always";
      RestartSec = "10";
      EnvironmentFile = config.age.secrets."matterbridge-env".path;
    };
  };
  users.users.matterbridge = {
    isSystemUser = true;
    group = "matterbridge";

  };
  users.groups.matterbridge = { };
  networking.firewall.allowedTCPPorts = [ port ];
}