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import { id as mid} from "module";
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import { PromiseOrValue } from "@implab/core-amd/interfaces";
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import { NlsBundle } from "./NlsBundle";
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import { isPromise } from "@implab/core-amd/safe";
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import { locale as sysLocale } from "dojo/_base/kernel";
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import { TraceSource } from "@implab/core-amd/log/TraceSource";
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const trace = TraceSource.get(mid);
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trace.debug("Current sysLocale: {0}", sysLocale);
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export interface OnLoad {
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(result?: unknown): void;
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error(err: unknown): void;
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}
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export const bundle = <T extends object>(nls: T, locales?: Record<string, () => PromiseOrValue<object>>) : {
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i18n: (locale?: string) => T;
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define: (pack: Partial<T>) => object;
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load: (id: string, require: Require, cb: OnLoad, config: {isBuild?: boolean}) => void;
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} => {
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const nlsBundle = new NlsBundle(nls, locales);
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const fn = (_locale?: string) => {
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const locale = _locale || sysLocale;
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const result = nlsBundle.getLocale(locale);
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if (isPromise(result))
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throw new Error(`The bundle '${locale}' isn't loaded`);
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else
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return result;
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};
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fn.i18n = fn;
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fn.define = (pack: Partial<T>): object => pack;
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fn.load = async (id: string, require: Require, cb: OnLoad, config: {isBuild?: boolean}) => {
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const locale = id || sysLocale;
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if (config && config.isBuild) {
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cb();
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} else {
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try {
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await nlsBundle.getLocale(locale);
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cb();
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} catch (e) {
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if(cb.error) {
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cb.error(e);
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} else {
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// in case the loader doesn't support error reporting
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trace.error("Error loading {0}: {1}", locale, e);
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}
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}
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}
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};
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return fn;
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};
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