{ config, pkgs, inputs, ... }:

let
  toml = pkgs.formats.toml {};
  atticConfig = toml.generate "attic-upload-config.toml" {
    default-server = "cache";
    servers.cache.endpoint = "https://cache-api.privatevoid.net";
  };

  inherit (inputs.attic.packages.${pkgs.system}) attic;
in

{
  age.secrets.attic-upload-key = {
    file = ../../../secrets/attic-upload-key.age;
    mode = "0400";
  };

  systemd.services.attic-upload = {
    description = "Attic Uploader";
    wantedBy = [ "multi-user.target" ];
    after = [ "network-online.target" ];
    wants = [ "network-online.target" ];
    path = [ config.nix.package ];
    environment.XDG_CONFIG_HOME = "/tmp/attic-upload";
    preStart = ''
      install -dm700 "$XDG_CONFIG_HOME/attic"
      cp --no-preserve=mode ${atticConfig} "$XDG_CONFIG_HOME/attic/config.toml"
      echo "token = \"$ATTIC_TOKEN\"" >> "$XDG_CONFIG_HOME/attic/config.toml"
    '';
    serviceConfig = {
      ExecStart = "${attic}/bin/attic watch-store nix-store";
      Restart = "always";
      RestartSec = "10s";
      DynamicUser = true;
      EnvironmentFile = config.age.secrets.attic-upload-key.path;
    };
  };
}