{ config, ... }:

let host = "cachix.dgnum.eu";

in {
  services = {
    atticd = {
      enable = true;

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

      settings = {
        listen = "127.0.0.1:9090";
        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 = 64 * 1024; # 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 = "cachix-dgnum";
          endpoint = "https://s3.dgnum.eu";
        };
      };
    };

    nginx = {
      enable = true;

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

        locations."/".proxyPass = "http://127.0.0.1:9090";
      };
    };

    postgresql = {
      enable = true;

      ensureDatabases = [ "atticd" ];

      ensureUsers = [{
        name = "atticd";
        ensurePermissions = { "DATABASE \"atticd\"" = "ALL PRIVILEGES"; };
      }];
    };
  };
}