{ config, lib, pkgs, ... }:
let
  grafana-sms-alert = pkgs.callPackage (fetchTarball "https://gti.telent.net/dan/grafana-sms-alert/archive/main.tar.gz") {};
  smsConfig = builtins.toFile "config.json"
    (builtins.toJSON {
      smsc = "+447958879879";
      number = "447000123456";
      device = "/dev/serial/by-id/usb-HUAWEI_HUAWEI_HiLink-if00-port0";
    });
in {
  config.systemd.services.grafana-sms = {
    description = "SMS webhook for Grafana";
    wantedBy = [ "multi-user.target" ];
    serviceConfig = {
      Restart = "always";
      SyslogIdentifier = "grafana-sms";
      ExecStart = ''
        ${grafana-sms-alert}/bin/grafana-sms-alert ${smsConfig}
      '';
    };
  };
}