package.dist.asset-registries.LocaleData.js Maven / Gradle / Ivy

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import { attachLanguageChange } from "../locale/languageChange.js";
import getLocale from "../locale/getLocale.js";
import { DEFAULT_LOCALE, SUPPORTED_LOCALES } from "../generated/AssetParameters.js";
import { getFeature } from "../FeaturesRegistry.js";
const localeDataMap = new Map();
const loaders = new Map();
const cldrPromises = new Map();
const reportedErrors = new Set();
let warningShown = false;
const M_ISO639_OLD_TO_NEW = {
    "iw": "he",
    "ji": "yi",
    "in": "id",
};
const _showAssetsWarningOnce = (localeId) => {
    if (warningShown) {
        return;
    }
    console.warn(`[LocaleData] Supported locale "${localeId}" not configured, import the "Assets.js" module from the webcomponents package you are using.`); /* eslint-disable-line */
    warningShown = true;
};
const calcLocale = (language, region, script) => {
    // normalize language and handle special cases
    language = (language && M_ISO639_OLD_TO_NEW[language]) || language;
    // Special case 1: in an SAP context, the inclusive language code "no" always means Norwegian Bokmal ("nb")
    if (language === "no") {
        language = "nb";
    }
    // Special case 2: for Chinese, derive a default region from the script (this behavior is inherited from Java)
    if (language === "zh" && !region) {
        if (script === "Hans") {
            region = "CN";
        }
        else if (script === "Hant") {
            region = "TW";
        }
    }
    // Special case 3: for Serbian, there are cyrillic and latin scripts, "sh" and "sr-latn" map to "latin", "sr" maps to cyrillic.
    if (language === "sh" || (language === "sr" && script === "Latn")) {
        language = "sr";
        region = "Latn";
    }
    // try language + region
    let localeId = `${language}_${region}`;
    if (SUPPORTED_LOCALES.includes(localeId)) {
        if (loaders.has(localeId)) {
            // supported and has loader
            return localeId;
        }
        // supported, no loader - fallback to default and warn
        _showAssetsWarningOnce(localeId);
        return DEFAULT_LOCALE;
    }
    // not supported, try language only
    localeId = language;
    if (SUPPORTED_LOCALES.includes(localeId)) {
        if (loaders.has(localeId)) {
            // supported and has loader
            return localeId;
        }
        // supported, no loader - fallback to default and warn
        _showAssetsWarningOnce(localeId);
        return DEFAULT_LOCALE;
    }
    // not supported - fallback to default locale
    return DEFAULT_LOCALE;
};
// internal set data
const setLocaleData = (localeId, content) => {
    localeDataMap.set(localeId, content);
};
// external getSync
const getLocaleData = (localeId) => {
    // if there is no loader, the default fallback was fetched and a warning was given - use default locale instead
    if (!loaders.has(localeId)) {
        localeId = DEFAULT_LOCALE;
    }
    const content = localeDataMap.get(localeId);
    if (!content) {
        throw new Error(`CLDR data for locale ${localeId} is not loaded!`);
    }
    return content;
};
// load bundle over the network once
const _loadCldrOnce = (localeId) => {
    if (!cldrPromises.get(localeId)) {
        const loadCldr = loaders.get(localeId);
        if (!loadCldr) {
            throw new Error(`CLDR data for locale ${localeId} is not loaded!`);
        }
        cldrPromises.set(localeId, loadCldr(localeId));
    }
    return cldrPromises.get(localeId);
};
// external getAsync
const fetchCldr = async (language, region, script) => {
    const localeId = calcLocale(language, region, script);
    // reuse OpenUI5 CLDR if present
    const openUI5Support = getFeature("OpenUI5Support");
    if (openUI5Support) {
        const cldrContent = openUI5Support.getLocaleDataObject();
        if (cldrContent) {
            // only if openui5 actually returned valid content
            setLocaleData(localeId, cldrContent);
            return;
        }
    }
    // fetch it
    try {
        const cldrContent = await _loadCldrOnce(localeId);
        setLocaleData(localeId, cldrContent);
    }
    catch (error) {
        const e = error;
        if (!reportedErrors.has(e.message)) {
            reportedErrors.add(e.message);
            console.error(e.message); /* eslint-disable-line */
        }
    }
};
const registerLocaleDataLoader = (localeId, loader) => {
    loaders.set(localeId, loader);
};
// register default loader for "en" from ui5 CDN (dev workflow without assets)
registerLocaleDataLoader("en", async () => {
    const cldrContent = await fetch(`https://sdk.openui5.org/1.120.17/resources/sap/ui/core/cldr/en.json`);
    return cldrContent.json();
});
// When the language changes dynamically (the user calls setLanguage),
// re-fetch the required CDRD data.
attachLanguageChange(() => {
    const locale = getLocale();
    return fetchCldr(locale.getLanguage(), locale.getRegion(), locale.getScript());
});
export { registerLocaleDataLoader, fetchCldr, getLocaleData, };
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