{
  config,
  lib,
  pkgs,
  ...
}: let
  cfg = config.sils.mail;
  vhackImap = {
    host = "server1.vhack.eu";
    port = 993;
  };
  vhackSmtp = {
    host = "server1.vhack.eu";
    port = 993;
  };
in {
  options.sils.mail.enable = lib.mkOption {
    type = lib.types.bool;
    default = false;
    description = "Enable sophisticated mail setup";
  };
  config = lib.mkIf cfg.enable {
    accounts.email = {
      maildirBasePath = "${config.xdg.dataHome}/maildir";
      accounts = {
        "sils@sils.li" = {
          address = "sils@sils.li";
          userName = "sils@sils.li";
          realName = "Silas Schöffel";
          passwordCommand = "${lib.getExe pkgs.libsecret} lookup account sils@sils.li";
          gpg = {
            encryptByDefault = true;
            signByDefault = true;
            key = "C1DAA551B4227A6F3FD96B3A467B7D129EA73AC9";
          };
          smtp = vhackSmtp;
          imap = vhackImap;

          neomutt.enable = true;
          maildir.path = "sils@sils.li";
          mbsync = {
            enable = true;
            create = "both";
          };
        };
        "silas.schoeffel@s-schoeffel.de" = {
          address = "silas.schoeffel@s-schoeffel.de";
          userName = "silas.schoeffel@s-schoeffel.de";
          realName = "Silas Schöffel";
          primary = true;
          passwordCommand = "${lib.getExe pkgs.libsecret} lookup account silas.schoeffel@s-schoeffel.de";
          gpg = {
            encryptByDefault = true;
            signByDefault = true;
            key = "C1DAA551B4227A6F3FD96B3A467B7D129EA73AC9";
          };
          smtp = vhackSmtp;
          imap = vhackImap;

          neomutt.enable = true;
          maildir.path = "silas.schoeffel@s-schoeffel.de";
          mbsync = {
            enable = true;
            create = "both";
          };
        };
        "sils@vhack.eu" = {
          address = "sils@vhack.eu";
          userName = "sils@vhack.eu";
          realName = "Silas Schöffel";
          aliases = [
            "admin@vhack.eu"
            "postmaster@vhack.eu"
            "webmaster@vhack.eu"
          ];
          passwordCommand = "${lib.getExe pkgs.libsecret} lookup account sils@vhack.eu";
          gpg = {
            encryptByDefault = true;
            signByDefault = true;
            key = "C1DAA551B4227A6F3FD96B3A467B7D129EA73AC9";
          };
          smtp = vhackSmtp;
          imap = vhackImap;

          neomutt.enable = true;
          maildir.path = "sils@vhack.eu";
          mbsync = {
            enable = true;
            create = "both";
          };
        };
      };
    };
    programs = {
      neomutt = {
        enable = true;
        package = pkgs.writeShellScriptBin "neomutt" ''
          systemctl --user start mbsync.service;
          ${lib.getExe pkgs.neomutt}
        '';
        checkStatsInterval = 60;
      };
      mbsync.enable = true;
    };
    services.mbsync = {
      enable = true;
    };
    systemd.user.timers.mbsync = lib.mkForce {};
  };
}