format-date.ts

import * as glide from "../glide";

import { DateTime } from "luxon";

export default glide
    .columnNamed("Format Date")
    .withDescription(`Powerful date and time formatting with [luxon](https://moment.github.io/luxon/#/formatting?id=table-of-tokens).`)
    .withReleased("direct")
    .withCategory("Date & Time")
    .withAuthor("luxon", "https://moment.github.io/luxon")
    .withAbout(
        `
    Learn about date formatting in [luxon's documentation](https://moment.github.io/luxon/#/formatting?id=table-of-tokens).
  `
    )
    .withStringResult()
    .withRequiredDateParam("date")
    .withRequiredStringParam("format")

    .withTest({ date: "2021-10-21T14:35:46.216Z", format: "cccc" }, "Thursday")
    .withTest({ date: "10/21/2021", format: "cccc" }, "Thursday")
    .withTest({ date: "Invalid date!", format: "cccc" }, undefined)

    .run(({ date, format }) => {
        const millis = Date.parse(date);
        if (isNaN(millis)) return undefined;

        const dateTime = DateTime.fromMillis(millis);
        return dateTime.toFormat(format);
    });