{ config, pkgs, lib, ... }: {
  sops.secrets.clicks_nextcloud_db_password = {
    mode = lib.mkForce "0440";
    group = lib.mkForce "nextcloud";
  };

  users.users.nextcloud = {
    isSystemUser = true;
    createHome = true;
    home = "/var/lib/nextcloud";
    group = config.users.groups.nextcloud.name;
    shell = pkgs.bashInteractive;
  };
  users.groups.nextcloud = { };

  services.nextcloud.enable = true;
  services.nextcloud.https = true;
  services.nextcloud.config.adminpassFile =
    config.sops.secrets.nextcloud_admin_password.path;
  services.nextcloud.hostName = "nextcloud.clicks.codes";
  services.nginx.virtualHosts.${config.services.nextcloud.hostName} = {
    enableACME = true;
    forceSSL = true;
  };
  services.nextcloud.package = pkgs.nextcloud27;
  services.nextcloud.poolSettings = {
    pm = "dynamic";
    "pm.max_children" = "32";
    "pm.max_requests" = "500";
    "pm.max_spare_servers" = "4";
    "pm.min_spare_servers" = "2";
    "pm.start_servers" = "2";
    "listen.owner" = config.users.users.nextcloud.name;
    "listen.group" = config.users.users.nextcloud.group;
  };

  services.nextcloud.phpOptions."opcache.interned_strings_buffer" = "32";

  services.nextcloud.config = {
    dbtype = "pgsql";
    dbport = config.services.postgresql.port;
    dbpassFile = config.sops.secrets.clicks_nextcloud_db_password.path;
    dbname = "nextcloud";
    dbhost = "localhost";
    extraTrustedDomains = [ "cloud.clicks.codes" "docs.clicks.codes" ];
  };

  services.nextcloud.extraOptions = {
    social_login_auto_redirect = true;
    default_phone_region = "US";
    "overwrite.cli.url" = "https://nextcloud.clicks.codes";
  };

  services.nextcloud.extraApps = {
    sociallogin = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/zorn-v/nextcloud-social-login/releases/download/v5.5.3/release.tar.gz";
      sha256 = "sha256-96/wtK7t23fXVRcntDONjgb5bYtZuaNZzbvQCa5Gsj4=";
    };
    richdocumentscode = pkgs.fetchNextcloudApp {
      url = "https://github.com/CollaboraOnline/richdocumentscode/releases/download/23.5.503/richdocumentscode.tar.gz";
      sha256 = "sha256-5BEN2YXRsMy+zyBBO0KLRMCkTOGv1RdPp1xcDFRNr2I=";
    };
    richdocuments = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud-releases/richdocuments/releases/download/v8.2.0/richdocuments-v8.2.0.tar.gz";
      sha256 = "sha256-PKw7FXSWvden2+6XjnUDOvbTF71slgeTF/ktS/l2+Dk=";
    };
    calendar = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud-releases/calendar/releases/download/v4.5.2/calendar-v4.5.2.tar.gz";
      sha256 = "sha256-n7GjgAyw2SLoZTEfakmI3IllWUk6o1MF89Zt3WGhR6A=";
    };
    contacts = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud-releases/contacts/releases/download/v5.4.2/contacts-v5.4.2.tar.gz";
      sha256 = "sha256-IkKHJ3MY/UPZqa4H86WGOEOypffMIHyJ9WvMqkq/4t8=";
    };
    tasks = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud/tasks/releases/download/v0.15.0/tasks.tar.gz";
      sha256 = "sha256-zMMqtEWiXmhB1C2IeWk8hgP7eacaXLkT7Tgi4NK6PCg=";
    };
    appointments = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/SergeyMosin/Appointments/raw/v1.15.4/build/artifacts/appstore/appointments.tar.gz";
      sha256 = "sha256-2Oo7MJBPiBUBf4kti4or5nX+QiXT1Tkw3KowUGCj67E=";
    };
    mail = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud-releases/mail/releases/download/v3.4.4/mail-v3.4.4.tar.gz";
      sha256 = "sha256-2+EUVjeFW0mrnR23aU5UHZtGjqpDE11qHXu6PWhUTCs=";
    };
    spreed = pkgs.fetchNextcloudApp {  # nextcloud talk
      url =
        "https://github.com/nextcloud-releases/spreed/releases/download/v17.1.2/spreed-v17.1.2.tar.gz";
      sha256 = "sha256-OvZD/k1t4MAJ/BXbHzli6+V/bsgzE6iZQGrC9cG3b8E=";
    };
    notes = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud-releases/notes/releases/download/v4.8.1/notes.tar.gz";
      sha256 = "sha256-7GkTGyGTvtDbZsq/zOdbBE7xh6DZO183W6I5XX1ekbw=";
    };
    files_3dmodelviewer = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/WARP-LAB/files_3dmodelviewer/releases/download/v0.0.12/files_3dmodelviewer.tar.gz";
      sha256 = "sha256-JKlHDB6VFUXv7V+TzWSgJeuvR2Z+oXGKFZgZtX2A9pA=";
    };
    external = pkgs.fetchNextcloudApp {
      url =
        "https://github.com/nextcloud-releases/external/releases/download/v5.2.1/external-v5.2.1.tar.gz";
      sha256 = "sha256-X7eC8T8wSZGVwCQp6U/WxjMC7aIj39osgHotaUoRNSQ=";
    };
  };

  sops.secrets.nextcloud_admin_password = {
    mode = "0600";
    owner = config.users.users.nextcloud.name;
    group = config.users.users.nextcloud.group;
    sopsFile = ../../secrets/nextcloud.json;
    format = "json";
  };
}