meteoalarm-card/src/localize/localize.ts

Meteoalarm card for Home Assistant Lovelace UI

import * as bg from './languages/bg.json';
import * as ca from './languages/ca.json';
import * as cs from './languages/cs.json';
import * as de from './languages/de.json';
import * as en from './languages/en.json';
import * as es from './languages/es.json';
import * as et from './languages/et.json';
import * as fi from './languages/fi.json';
import * as fr from './languages/fr.json';
import * as hr from './languages/hr.json';
import * as it from './languages/it.json';
import * as nl from './languages/nl.json';
import * as pl from './languages/pl.json';
import * as pt from './languages/pt.json';
import * as sk from './languages/sk.json';
import * as sv from './languages/sv.json';

const languages: any = {
	en: en,
	de: de,
	nl: nl,
	pl: pl,
	et: et,
	fi: fi,
	fr: fr,
	it: it,
	es: es,
	hr: hr,
	sk: sk,
	sv: sv,
	cs: cs,
	pt: pt,
	bg: bg,
	ca: ca,
};
export function localize(string: string): string {
	if (string.toLocaleLowerCase() != string) {
		// eslint-disable-next-line no-console
		console.warn(`MeteoalarmCard: Received invalid translation key: ${string}`);
	}
	string = string.toLocaleLowerCase();

	let storedLang = localStorage.getItem('selectedLanguage');
	if (storedLang === 'null') {
		storedLang = null;
	}
	const lang = (storedLang || navigator.language.split('-')[0] || 'en')
		.replace(/['"]+/g, '')
		.replace('-', '_');

	let translated: string | undefined = undefined;

	// Try using specified language
	try {
		translated = string.split('.').reduce((o, i) => o[i], languages[lang]);
	} catch (e) {
		// eslint-disable-next-line no-console
		console.warn(
			`MeteoalarmCard: Translation for "${string}" is not specified in "${lang}" language.`,
		);
	}
	// Try using english
	if (translated == undefined) {
		try {
			translated = string.split('.').reduce((o, i) => o[i], languages['en']);
		} catch (e) {
			// eslint-disable-next-line no-console
			console.warn(
				`MeteoalarmCard: Translation for "${string}" is not specified in fallback english language.`,
			);
		}
	}
	// Fall back to string
	if (translated == undefined) translated = string;
	return translated;
}