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autoMatchRegion: improved matching algorithm

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thislight 2024-11-04 00:13:21 +08:00
parent e8a206db96
commit b44d093f08
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1 changed files with 42 additions and 25 deletions
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67
src/platform/i18n.tsx
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@ -11,7 +11,11 @@ import { $settings } from "../settings/stores";
import { enGB } from "date-fns/locale/en-GB";
import { useStore } from "@nanostores/solid";
import type { Locale } from "date-fns";
import { resolveTemplate, translator, type Template } from "@solid-primitives/i18n";
import {
resolveTemplate,
translator,
type Template,
} from "@solid-primitives/i18n";
async function synchronised(
name: string,
@ -34,29 +38,35 @@ export function autoMatchLangTag() {
return match(Array.from(navigator.languages), SUPPORTED_LANGS, DEFAULT_LANG);
}
const DateFnLocaleCx = /* __@PURE__ */createContext<Accessor<Locale>>(() => enGB);
const DateFnLocaleCx = /* __@PURE__ */ createContext<Accessor<Locale>>(
() => enGB,
);
const cachedDateFnLocale: Record<string, Locale> = {
enGB,
};
export function autoMatchRegion() {
const regions = navigator.languages
.map((x) => {
const parts = x.split("_");
if (parts.length > 1) {
return parts[1];
const specifiers = navigator.languages.map((x) => x.split("-"));
for (const s of specifiers) {
if (s.length === 1) {
const lang = s[0];
for (const available of SUPPORTED_REGIONS) {
if (available.toLowerCase().startsWith(lang.toLowerCase())) {
return available;
}
}
return undefined;
})
.filter((x): x is string => !!x);
for (const r of regions) {
for (const available of SUPPORTED_REGIONS) {
if (available.toLowerCase().endsWith(r.toLowerCase())) {
return available;
} else if (s.length === 2) {
const [lang, region] = s[1];
for (const available of SUPPORTED_REGIONS) {
if (available.toLowerCase() === `${lang}_${region}`.toLowerCase()) {
return available;
}
}
}
}
return "en_GB";
}
@ -148,14 +158,17 @@ export function useLanguage() {
return () => settings().language || autoMatchLangTag();
}
type ImportFn<T> = (name: string) => Promise<{default: T}>
type ImportFn<T> = (name: string) => Promise<{ default: T }>;
type ImportedModule<F> = F extends ImportFn<infer T> ? T: never
type ImportedModule<F> = F extends ImportFn<infer T> ? T : never;
type MergedImportedModule<T> =
T extends [] ? {} :
T extends [infer I] ? ImportedModule<I> :
T extends [infer I, ...infer J] ? ImportedModule<I> & MergedImportedModule<J> : never
type MergedImportedModule<T> = T extends []
? {}
: T extends [infer I]
? ImportedModule<I>
: T extends [infer I, ...infer J]
? ImportedModule<I> & MergedImportedModule<J>
: never;
export function createStringResource<
T extends ImportFn<Record<string, string | Template<any> | undefined>>[],
@ -170,9 +183,11 @@ export function createStringResource<
return cache[nlang];
}
const results = await Promise.all(importFns.map(x => x(nlang).then(v => v.default)))
const results = await Promise.all(
importFns.map((x) => x(nlang).then((v) => v.default)),
);
const merged: MergedImportedModule<T> = Object.assign({}, ...results)
const merged: MergedImportedModule<T> = Object.assign({}, ...results);
cache[nlang] = merged;
@ -181,8 +196,10 @@ export function createStringResource<
);
}
export function createTranslator<T extends ImportFn<Record<string, string | Template<any> | undefined>>[],>(...importFns: T) {
const res = createStringResource(...importFns)
export function createTranslator<
T extends ImportFn<Record<string, string | Template<any> | undefined>>[],
>(...importFns: T) {
const res = createStringResource(...importFns);
return [translator(res[0], resolveTemplate), res] as const
return [translator(res[0], resolveTemplate), res] as const;
}