# Big thanks to Pyrox for their config! https://git.pyrox.dev/pyrox/nix/src/branch/main/hosts/marvin/services/git.nix
{ lib, pkgs, config, data, ... }:
let
  inherit (data.host) rootDomain;
  inherit (data.services.git) domain sshPort;
  mailDomain = data.services.mailserver.domain;

  cfg = config.services.forgejo;
  srv = cfg.settings.server;

  stateDir = "/var/lib/forgejo";
  customDir = "${stateDir}/custom";
  confDir = "${customDir}/conf";

  sops_opts = {
    sopsFile = ../secrets/forgejo.yaml;
    format = "yaml";
    owner = "forgejo";
    group = "forgejo";
  };
in
{
  services.nginx.virtualHosts.${domain} = {
    forceSSL = true;
    useACMEHost = "${rootDomain}";
    extraConfig = ''
      client_max_body_size 512M;
    '';
    locations."/" = {
      proxyPass = "http://127.0.0.1:${toString srv.HTTP_PORT}";
      recommendedProxySettings = true;
    };
  };

  services.forgejo = {
    enable = true;
    inherit stateDir;
    inherit customDir;
    database = {
      type = "postgres";
      createDatabase = true;
      passwordFile = config.sops.secrets."forgejo/db_password".path;
    };
    settings = {
      server = {
        DOMAIN = domain;
        ROOT_URL = "https://${srv.DOMAIN}/"; 
        HTTP_ADDR = "127.0.0.1";
        HTTP_PORT = 3001;
        SSH_PORT = sshPort;
      };
      DEFAULT = {
        APP_NAME = "Lgmrszd's git";
      };
      admin = {
        SEND_NOTIFICATION_EMAIL_ON_NEW_USER = true;
      };
      session = {
        PROVIDER = "db";
        COOKIE_SECURE = true;
        COOKIE_NAME = "lgmgit-session";
        DOMAIN = domain;
        GC_INTERVAL_TIME = 86400 * 7;
        SESSION_LIFE_TIME = 86400 * 7;
      };
      service = {
        DISABLE_REGISTRATION = false;
        ALLOW_ONLY_INTERNAL_REGISTRATION = false;
        ALLOW_ONLY_EXTERNAL_REGISTRATION = true;
        SHOW_REGISTRATION_BUTTON = false;
        ENABLE_NOTIFY_MAIL = true;
        REGISTER_EMAIL_CONFIRM = false;
        DEFAULT_KEEP_EMAIL_PRIVATE = true;
        DEFAULT_ALLOW_CREATE_ORGANIZATION = false;
      };
      "service.explore" = {
        DISABLE_USERS_PAGE = true;
      };
      oauth2_client = {
        REGISTER_EMAIL_CONFIRM = false;
        UPDATE_AVATAR = false;
      };
      repository = {
        MAX_CREATION_LIMIT = 0;
        ALLOW_FORK_WITHOUT_MAXIMUM_LIMIT = false;
        ENABLE_PUSH_CREATE_USER = true;
      };
      "ui.meta" = {
        AUTHOR = "Lgmrszd";
        DESCRIPTION = "Lgmrszd's forgejo instance";
      };

      actions = {
        ENABLED = false;
      };
      mailer = {
        ENABLED = true;
        PROTOCOL = "smtps";
        SMTP_ADDR = mailDomain;
        SMTP_PORT = 465;
        USER = "forgejo@${rootDomain}";
        FROM = "Lgmrszd's Forgejo <forgejo@${domain}>";
        SENDMAIL_PATH = "/run/wrappers/bin/sendmail";
        SENDMAIL_ARGS = "--";
      };
      "email.incoming" = {
        ENABLED = true;
        REPLY_TO_ADDRESS = "forgejo+%{token}@${domain}";
        HOST = mailDomain;
        PORT = 993;
        USE_TLS = true;
        USERNAME = "forgejo@${rootDomain}";
      };
    };
    secrets = {
      "email.incoming".PASSWORD = config.sops.secrets."forgejo/email_password".path;
      mailer.PASSWD = config.sops.secrets."forgejo/email_password".path;
    };
  };

  sops.secrets."forgejo/email_password" = sops_opts;

  sops.secrets."forgejo/db_password" = sops_opts;
}