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

{
  programs = {
    vdirsyncer.enable = true;
    khal.enable = true;
  };
  services.vdirsyncer.enable = true;
  accounts.calendar = {
    basePath = ".calendar";
    accounts = let
      local = {
        type = "filesystem";
        fileExt = ".ics";
      };
    in {
      nextcloud = rec {
        inherit local;
        primary = lib.mkDefault true;
        primaryCollection = "Personal";
        remote = {
          type = "caldav";
          url = "https://cloud.xenia.me.uk/remote.php/dav";
          userName = "xenia";
          passwordCommand = [
            "${pkgs.libsecret}/bin/secret-tool"
            "lookup"
            "url"
            "cloud.xenia.me.uk"
          ];
        };
        vdirsyncer = {
          enable = lib.mkDefault true;
          collections = [ "from a" ];
          metadata = [ "color" "displayname" ];
        };
        khal = {
          inherit (vdirsyncer) enable;
          type = "discover";
        };
      };
      ukaea = let emailConfig = config.accounts.email.accounts.ukaea;
      in rec {
        inherit local;
        primaryCollection = "Calendar";
        remote = rec {
          inherit (emailConfig) userName passwordCommand;
          type = "caldav";
          url = "http://localhost:1080/users/${userName}/calendar/";
        };
        vdirsyncer = {
          enable = lib.mkDefault emailConfig.mbsync.enable;
          collections = [ "calendar" ];
          metadata = [ "color" "displayname" ];
          itemTypes = [ "VEVENT" ];
        };
        khal = {
          inherit (vdirsyncer) enable;
          type = "discover";
        };
      };
    };
  };
}