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import * as i18n from "@solid-primitives/i18n"
import { createEffect, createMemo } from "solid-js"
import { createStore } from "solid-js/store"
import { createSimpleContext } from "@opencode-ai/ui/context"
import { Persist, persisted } from "@/utils/persist"
import { dict as en } from "@/i18n/en"
import { dict as zh } from "@/i18n/zh"
import { dict as zht } from "@/i18n/zht"
import { dict as ko } from "@/i18n/ko"
import { dict as de } from "@/i18n/de"
import { dict as es } from "@/i18n/es"
import { dict as fr } from "@/i18n/fr"
import { dict as da } from "@/i18n/da"
import { dict as ja } from "@/i18n/ja"
import { dict as pl } from "@/i18n/pl"
import { dict as ru } from "@/i18n/ru"
import { dict as ar } from "@/i18n/ar"
import { dict as no } from "@/i18n/no"
import { dict as br } from "@/i18n/br"
import { dict as th } from "@/i18n/th"
import { dict as bs } from "@/i18n/bs"
import { dict as tr } from "@/i18n/tr"
import { dict as uiEn } from "@opencode-ai/ui/i18n/en"
import { dict as uiZh } from "@opencode-ai/ui/i18n/zh"
import { dict as uiZht } from "@opencode-ai/ui/i18n/zht"
import { dict as uiKo } from "@opencode-ai/ui/i18n/ko"
import { dict as uiDe } from "@opencode-ai/ui/i18n/de"
import { dict as uiEs } from "@opencode-ai/ui/i18n/es"
import { dict as uiFr } from "@opencode-ai/ui/i18n/fr"
import { dict as uiDa } from "@opencode-ai/ui/i18n/da"
import { dict as uiJa } from "@opencode-ai/ui/i18n/ja"
import { dict as uiPl } from "@opencode-ai/ui/i18n/pl"
import { dict as uiRu } from "@opencode-ai/ui/i18n/ru"
import { dict as uiAr } from "@opencode-ai/ui/i18n/ar"
import { dict as uiNo } from "@opencode-ai/ui/i18n/no"
import { dict as uiBr } from "@opencode-ai/ui/i18n/br"
import { dict as uiTh } from "@opencode-ai/ui/i18n/th"
import { dict as uiBs } from "@opencode-ai/ui/i18n/bs"
import { dict as uiTr } from "@opencode-ai/ui/i18n/tr"
export type Locale =
| "en"
| "zh"
| "zht"
| "ko"
| "de"
| "es"
| "fr"
| "da"
| "ja"
| "pl"
| "ru"
| "ar"
| "no"
| "br"
| "th"
| "bs"
| "tr"
type RawDictionary = typeof en & typeof uiEn
type Dictionary = i18n.Flatten<RawDictionary>
function cookie(locale: Locale) {
return `oc_locale=${encodeURIComponent(locale)}; Path=/; Max-Age=31536000; SameSite=Lax`
}
const LOCALES: readonly Locale[] = [
"en",
"zh",
"zht",
"ko",
"de",
"es",
"fr",
"da",
"ja",
"pl",
"ru",
"bs",
"ar",
"no",
"br",
"th",
"tr",
]
const INTL: Record<Locale, string> = {
en: "en",
zh: "zh-Hans",
zht: "zh-Hant",
ko: "ko",
de: "de",
es: "es",
fr: "fr",
da: "da",
ja: "ja",
pl: "pl",
ru: "ru",
ar: "ar",
no: "nb-NO",
br: "pt-BR",
th: "th",
bs: "bs",
tr: "tr",
}
const LABEL_KEY: Record<Locale, keyof Dictionary> = {
en: "language.en",
zh: "language.zh",
zht: "language.zht",
ko: "language.ko",
de: "language.de",
es: "language.es",
fr: "language.fr",
da: "language.da",
ja: "language.ja",
pl: "language.pl",
ru: "language.ru",
ar: "language.ar",
no: "language.no",
br: "language.br",
th: "language.th",
bs: "language.bs",
tr: "language.tr",
}
const base = i18n.flatten({ ...en, ...uiEn })
const DICT: Record<Locale, Dictionary> = {
en: base,
zh: { ...base, ...i18n.flatten({ ...zh, ...uiZh }) },
zht: { ...base, ...i18n.flatten({ ...zht, ...uiZht }) },
ko: { ...base, ...i18n.flatten({ ...ko, ...uiKo }) },
de: { ...base, ...i18n.flatten({ ...de, ...uiDe }) },
es: { ...base, ...i18n.flatten({ ...es, ...uiEs }) },
fr: { ...base, ...i18n.flatten({ ...fr, ...uiFr }) },
da: { ...base, ...i18n.flatten({ ...da, ...uiDa }) },
ja: { ...base, ...i18n.flatten({ ...ja, ...uiJa }) },
pl: { ...base, ...i18n.flatten({ ...pl, ...uiPl }) },
ru: { ...base, ...i18n.flatten({ ...ru, ...uiRu }) },
ar: { ...base, ...i18n.flatten({ ...ar, ...uiAr }) },
no: { ...base, ...i18n.flatten({ ...no, ...uiNo }) },
br: { ...base, ...i18n.flatten({ ...br, ...uiBr }) },
th: { ...base, ...i18n.flatten({ ...th, ...uiTh }) },
bs: { ...base, ...i18n.flatten({ ...bs, ...uiBs }) },
tr: { ...base, ...i18n.flatten({ ...tr, ...uiTr }) },
}
const localeMatchers: Array<{ locale: Locale; match: (language: string) => boolean }> = [
{ locale: "en", match: (language) => language.startsWith("en") },
{ locale: "zht", match: (language) => language.startsWith("zh") && language.includes("hant") },
{ locale: "zh", match: (language) => language.startsWith("zh") },
{ locale: "ko", match: (language) => language.startsWith("ko") },
{ locale: "de", match: (language) => language.startsWith("de") },
{ locale: "es", match: (language) => language.startsWith("es") },
{ locale: "fr", match: (language) => language.startsWith("fr") },
{ locale: "da", match: (language) => language.startsWith("da") },
{ locale: "ja", match: (language) => language.startsWith("ja") },
{ locale: "pl", match: (language) => language.startsWith("pl") },
{ locale: "ru", match: (language) => language.startsWith("ru") },
{ locale: "ar", match: (language) => language.startsWith("ar") },
{
locale: "no",
match: (language) => language.startsWith("no") || language.startsWith("nb") || language.startsWith("nn"),
},
{ locale: "br", match: (language) => language.startsWith("pt") },
{ locale: "th", match: (language) => language.startsWith("th") },
{ locale: "bs", match: (language) => language.startsWith("bs") },
{ locale: "tr", match: (language) => language.startsWith("tr") },
]
type ParityKey = "command.session.previous.unseen" | "command.session.next.unseen"
const PARITY_CHECK: Record<Exclude<Locale, "en">, Record<ParityKey, string>> = {
zh,
zht,
ko,
de,
es,
fr,
da,
ja,
pl,
ru,
ar,
no,
br,
th,
bs,
tr,
}
void PARITY_CHECK
function detectLocale(): Locale {
if (typeof navigator !== "object") return "en"
const languages = navigator.languages?.length ? navigator.languages : [navigator.language]
for (const language of languages) {
if (!language) continue
const normalized = language.toLowerCase()
const match = localeMatchers.find((entry) => entry.match(normalized))
if (match) return match.locale
}
return "en"
}
function normalizeLocale(value: string): Locale {
return LOCALES.includes(value as Locale) ? (value as Locale) : "en"
}
export const { use: useLanguage, provider: LanguageProvider } = createSimpleContext({
name: "Language",
init: () => {
const [store, setStore, _, ready] = persisted(
Persist.global("language", ["language.v1"]),
createStore({
locale: detectLocale() as Locale,
}),
)
const locale = createMemo<Locale>(() => normalizeLocale(store.locale))
console.log("locale", locale())
const intl = createMemo(() => INTL[locale()])
const dict = createMemo<Dictionary>(() => DICT[locale()])
const t = i18n.translator(dict, i18n.resolveTemplate)
const label = (value: Locale) => t(LABEL_KEY[value])
createEffect(() => {
if (typeof document !== "object") return
document.documentElement.lang = locale()
document.cookie = cookie(locale())
})
return {
ready,
locale,
intl,
locales: LOCALES,
label,
t,
setLocale(next: Locale) {
setStore("locale", normalizeLocale(next))
},
}
},
})
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