nixos-config/modules/services/logiops/default.nix

{ lib, pkgs, config, ... }:

let
  cfg = config.ptw.services.logiops;
in {
  options.ptw.services.logiops = {
    enable = lib.mkEnableOption "Enable logiops";
    renice = lib.mkOption {
      description = "Set the nice value of the process";
      default = true;
    };
    reniceValue = lib.mkOption {
      description = "Set the nice value of the process";
      default = -19;
    };
  };

  config = lib.mkIf true {
    environment.etc."logid.cfg".text = ''
devices: (
{
  name: "Wireless Mouse MX Master 3";
  hiresscroll: {
    hires: true;
  };
  dpi: 800;
}
); 
    '';

    systemd.services.logiops = {
      description = "An unofficial userspace driver for HID++ Logitech devices";
      wantedBy = [ "default.target" ];
      serviceConfig = {
        Type = "simple";
        ExecStart = let
          renice = lib.optionalString cfg.renice "${pkgs.coreutils-full}/bin/nice -n ${builtins.toString cfg.reniceValue}";
        in "${renice} ${pkgs.logiops}/bin/logid";
      };
    };
  };
}