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

let
  inherit (dgn-lib) setDefault;

  port = 3000;
  host = "git.dgnum.eu";

in {
  services.gitea = {
    enable = true;

    user = "git";
    package = pkgs.forgejo;
    stateDir = "/var/lib/git";

    appName = "forgejo: DGNum's git instance";

    database = {
      type = "postgres";
      user = "git";
      passwordFile = config.age.secrets."forgejo-database_password_file".path;
    };

    settings = {
      server = {
        ROOT_URL = "https://${host}/";
        DOMAIN = host;
        HTTP_ADDRESS = "127.0.0.1";
        HTTP_PORT = port;
        APP_DATA_PATH = "/var/lib/git/data";
      };

      service = {
        EMAIL_DOMAIN_WHITELIST = "dgnum.eu";

        DISABLE_REGISTRATION = false;
      };

      log.LEVEL = "Warn";

      ui.THEMES = "forgejo-auto,forgejo-light,forgejo-dark";

      actions = {
        ENABLED = true;
        DEFAULT_ACTIONS_URL = "https://gitea.com";
      };

      mailer = {
        ENABLED = false;
        FROM = "git@infra.dgnum.eu";
        MAILER_TYPE = "smtp";
        SMTP_ADDR = "kurisu.lahfa.xyz";
        SMTP_PORT = 465;
        IS_TLS_ENABLED = true;
        USER = "web-services@infra.dgnum.eu";
      };
    };

    # Dump configuration
    # dump = {
    #   enable = false;
    #   type = "tar.xz";
    #   file = "gitea.bk";
    # };

    # mailerPasswordFile = config.age.secrets."_ht-mail.pwd".path;
  };

  services.nginx = {
    enable = true;

    virtualHosts.${host} = {
      enableACME = true;
      forceSSL = true;
      locations."/" = { proxyPass = "http://127.0.0.1:${toString port}"; };
    };
  };

  users.users.git = {
    description = "Git Service";
    home = "/var/lib/git";
    useDefaultShell = true;
    group = "git";
    isSystemUser = true;
  };

  users.groups.git = { };

  dgn-secrets.options = [
    (setDefault { owner = "git"; }
      (builtins.filter (lib.hasPrefix "forgejo") config.dgn-secrets.names))
  ];

  networking.firewall.allowedTCPPorts = [ 80 443 ];
}