{ config, nixpkgs, ... }:

let
  host = "cachix.dgnum.eu";
in
{
  services = {
    atticd = {
      enable = true;

      credentialsFile = config.age.secrets."atticd-credentials_file".path;

      settings = {
        listen = "127.0.0.1:9099";
        api-endpoint = "https://${host}/";

        allowed-hosts = [ host ];

        chunking = {
          # The minimum NAR size to trigger chunking
          #
          # If 0, chunking is disabled entirely for newly-uploaded NARs.
          # If 1, all NARs are chunked.
          nar-size-threshold = 0; # 64 KiB

          # The preferred minimum size of a chunk, in bytes
          min-size = 16 * 1024; # 16 KiB

          # The preferred average size of a chunk, in bytes
          avg-size = 64 * 1024; # 64 KiB

          # The preferred maximum size of a chunk, in bytes
          max-size = 256 * 1024; # 256 KiB
        };

        database.url = "postgresql://atticd?host=/run/postgresql";

        storage = {
          type = "s3";
          region = "garage";
          bucket = "attic-dgnum";
          endpoint = "https://s3.dgnum.eu";
        };
      };

      useFlakeCompatOverlay = false;
      package = nixpkgs.unstable.attic-server;
    };

    nginx = {
      enable = true;

      virtualHosts.${host} = {
        enableACME = true;
        forceSSL = true;

        locations."/" = {
          proxyPass = "http://127.0.0.1:9099";

          extraConfig = ''
            client_max_body_size 10G;
          '';
        };
      };
    };

    postgresql = {
      enable = true;

      ensureDatabases = [ "atticd" ];

      ensureUsers = [
        {
          name = "atticd";
          ensureDBOwnership = true;
        }
      ];
    };
  };

  systemd.services.atticd.environment.RUST_LOG = "warn";
}