{
  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
  # as well as the libraries available from your flake's inputs.
  lib,
  # An instance of `pkgs` with your overlays and packages applied is also available.
  pkgs,
  # You also have access to your flake's inputs.
  inputs,

  # Additional metadata is provided by Snowfall Lib.
  namespace, # The namespace used for your flake, defaulting to "internal" if not set.
  system, # The system architecture for this host (eg. `x86_64-linux`).
  target, # The Snowfall Lib target for this system (eg. `x86_64-iso`).
  format, # A normalized name for the system target (eg. `iso`).
  virtual, # A boolean to determine whether this system is a virtual target using nixos-generators.
  systems, # An attribute map of your defined hosts.

  # All other arguments come from the module system.
  config,
  ...
}:

let
  cfg = config.modules.syncthing;
in
{
  options.modules.syncthing = {
    enable = lib.mkOption { default = false; };
  };

  config = lib.mkIf cfg.enable {
    services.syncthing.enable = true;
    services.syncthing.user = "julian";
    services.syncthing.openDefaultPorts = true;
    services.syncthing.configDir = "/home/julian/.config/syncthing";
    # services.syncthing.
    #services.syncthing.key = config.sops.secrets."aspi/syncthing/key".path;
    #services.syncthing.cert = config.sops.secrets."aspi/syncthing/cert".path;
    services.syncthing.overrideDevices = false; # overrides any devices added or deleted through the WebUI
    services.syncthing.overrideFolders = false; # overrides any folders added or deleted through the WebUI
    # services.syncthing.settings = {
    #   devices = {
    #     "pianopi" = {
    #       id = "FD3XSFW-7LQSCIQ-KHZPLNQ-7VZYGKH-RJ2ZKTJ-BG67NRH-36TQIZM-CXDYWAH";
    #     };
    #   };
    #   folders = {
    #     "Documents" = {
    #       # Name of folder in Syncthing, also the folder ID
    #       path = "/home/myusername/Documents"; # Which folder to add to Syncthing
    #       devices = [
    #         "device1"
    #         "device2"
    #       ]; # Which devices to share the folder with
    #     };
    #     "Example" = {
    #       path = "/home/myusername/Example";
    #       devices = [ "device1" ];
    #       ignorePerms = false; # By default, Syncthing doesn't sync file permissions. This line enables it for this folder.
    #     };
    #   };
    # };

  };
}