dynamically import non English locales to keep bundle size low

This commit is contained in:
Josh Hawkins 2025-04-09 09:04:11 -05:00
parent d532d01ee5
commit 10f79cf3bb

View File

@ -1,31 +1,43 @@
import * as React from "react";
import { useState, useEffect } from "react";
import { ChevronLeft, ChevronRight } from "lucide-react";
import { DayPicker } from "react-day-picker";
import { enUS, Locale, zhCN, es, pl, tr } from "date-fns/locale";
import { Locale, enUS } from "date-fns/locale";
import { cn } from "@/lib/utils";
import { buttonVariants } from "@/components/ui/button";
import i18n from "@/utils/i18n";
export type CalendarProps = React.ComponentProps<typeof DayPicker>;
let locale: Locale;
switch (i18n.language) {
case "zh-CN":
locale = zhCN;
break;
case "es":
locale = es;
break;
case "pl":
locale = pl;
break;
case "tr":
locale = tr;
break;
default:
locale = enUS;
break;
}
// Map of locale codes to dynamic import functions
const localeMap: Record<string, () => Promise<Locale>> = {
"zh-CN": () => import("date-fns/locale/zh-CN").then((module) => module.zhCN),
es: () => import("date-fns/locale/es").then((module) => module.es),
hi: () => import("date-fns/locale/hi").then((module) => module.hi),
fr: () => import("date-fns/locale/fr").then((module) => module.fr),
ar: () => import("date-fns/locale/ar").then((module) => module.ar),
pt: () => import("date-fns/locale/pt").then((module) => module.pt),
ru: () => import("date-fns/locale/ru").then((module) => module.ru),
de: () => import("date-fns/locale/de").then((module) => module.de),
ja: () => import("date-fns/locale/ja").then((module) => module.ja),
tr: () => import("date-fns/locale/tr").then((module) => module.tr),
it: () => import("date-fns/locale/it").then((module) => module.it),
nl: () => import("date-fns/locale/nl").then((module) => module.nl),
sv: () => import("date-fns/locale/sv").then((module) => module.sv),
cs: () => import("date-fns/locale/cs").then((module) => module.cs),
nb: () => import("date-fns/locale/nb").then((module) => module.nb),
ko: () => import("date-fns/locale/ko").then((module) => module.ko),
vi: () => import("date-fns/locale/vi").then((module) => module.vi),
fa: () => import("date-fns/locale/fa-IR").then((module) => module.faIR),
pl: () => import("date-fns/locale/pl").then((module) => module.pl),
uk: () => import("date-fns/locale/uk").then((module) => module.uk),
he: () => import("date-fns/locale/he").then((module) => module.he),
el: () => import("date-fns/locale/el").then((module) => module.el),
ro: () => import("date-fns/locale/ro").then((module) => module.ro),
hu: () => import("date-fns/locale/hu").then((module) => module.hu),
fi: () => import("date-fns/locale/fi").then((module) => module.fi),
da: () => import("date-fns/locale/da").then((module) => module.da),
sk: () => import("date-fns/locale/sk").then((module) => module.sk),
};
function Calendar({
className,
@ -33,6 +45,26 @@ function Calendar({
showOutsideDays = true,
...props
}: CalendarProps) {
const [locale, setLocale] = useState<Locale>(enUS);
useEffect(() => {
const loadLocale = async () => {
if (i18n.language === "en") {
setLocale(enUS);
return;
}
const localeLoader = localeMap[i18n.language];
if (localeLoader) {
const loadedLocale = await localeLoader();
setLocale(loadedLocale);
} else {
setLocale(enUS);
}
};
loadLocale();
}, [i18n.language]);
return (
<DayPicker
locale={locale}