"use strict";

const { Temporal } = require("@js-temporal/polyfill");
const asExpression = require("as-expression");
const unreachable = require("@joepie91/unreachable")("zapdb");

module.exports = function fromTemporal(object, withTimezone) {
	let zoned = asExpression(() => {
		if (object.constructor.name === "Instant") {
			return object.toZonedDateTimeISO("UTC");
		} else if (object.constructor.name === "ZonedDateTime") {
			return object;
		} else {
			unreachable("Invalid Temporal type");
		}
	});

	let normalized = (withTimezone)
		? zoned
		: zoned.withTimeZone("UTC");

	return {
		millisecond: normalized.millisecond,
		second: normalized.second,
		minute: normalized.minute,
		hour: normalized.hour,
		day: normalized.day,
		month: normalized.month,
		year: normalized.year,
		timezone: (withTimezone)
			? normalized.timeZone.toString()
			: undefined
	};
};