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feat: Support LaTeX and AsciiMath via MathJax on stem.excalidraw.com

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This commit is contained in:
Daniel J. Geiger 2022-12-27 15:11:52 -06:00
parent c8370b394c
commit 86f5c2ebcf
84 changed files with 8331 additions and 289 deletions
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34
src/i18n.ts
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@ -82,6 +82,22 @@ if (process.env.NODE_ENV === ENV.DEVELOPMENT) {
let currentLang: Language = defaultLang;
let currentLangData = {};
const auxCurrentLangData = Array<Object>();
const auxFallbackLangData = Array<Object>();
const auxSetLanguageFuncs =
Array<(langCode: string) => Promise<Object | undefined>>();
export const registerAuxLangData = (
fallbackLangData: Object,
setLanguageAux: (langCode: string) => Promise<Object | undefined>,
) => {
if (auxFallbackLangData.includes(fallbackLangData)) {
return;
}
auxFallbackLangData.push(fallbackLangData);
auxSetLanguageFuncs.push(setLanguageAux);
};
export const setLanguage = async (lang: Language) => {
currentLang = lang;
document.documentElement.dir = currentLang.rtl ? "rtl" : "ltr";
@ -94,6 +110,17 @@ export const setLanguage = async (lang: Language) => {
currentLangData = await import(
/* webpackChunkName: "locales/[request]" */ `./locales/${currentLang.code}.json`
);
// Empty the auxCurrentLangData array
while (auxCurrentLangData.length > 0) {
auxCurrentLangData.pop();
}
// Fill the auxCurrentLangData array with each locale file found in auxLangDataRoots for this language
auxSetLanguageFuncs.forEach(async (setLanguageFn) => {
const condData = await setLanguageFn(currentLang.code);
if (condData) {
auxCurrentLangData.push(condData);
}
});
} catch (error: any) {
console.error(`Failed to load language ${lang.code}:`, error.message);
currentLangData = fallbackLangData;
@ -132,6 +159,13 @@ export const t = (
let translation =
findPartsForData(currentLangData, parts) ||
findPartsForData(fallbackLangData, parts);
const auxData = Array<Object>().concat(
auxCurrentLangData,
auxFallbackLangData,
);
for (let i = 0; i < auxData.length; i++) {
translation = translation || findPartsForData(auxData[i], parts);
}
if (translation === undefined) {
throw new Error(`Can't find translation for ${path}`);
}