Calendario.re

[@bs.module "react-native-calendario"]
external calendar: ReasonReact.reactClass = "default";

type dateRange = {
  startDate: Js.Date.t,
  endDate: option(Js.Date.t),
};

let dateRangeFromJS = range => {
  startDate: range##startDate,
  endDate: Js.Nullable.toOption(range##endDate),
};

let make =
    (
      ~startDate: option(string)=?,
      ~endDate: option(string)=?,
      ~onChange: option(dateRange => unit)=?,
      children,
    ) =>
  ReasonReact.wrapJsForReason(
    ~reactClass=calendar,
    ~props=
      Js.Nullable.{
        "startDate": startDate->fromOption,
        "endDate": endDate->fromOption,
        "onChange":
          onChange
          ->Belt.Option.map((fn, range) => dateRangeFromJS(range)->fn)
          ->fromOption,
      },
    children,
  );