mapcomplete/UI/i18n/Translations.ts

117 lines
4.2 KiB
TypeScript

import {FixedUiElement} from "../Base/FixedUiElement";
import {Translation, TypedTranslation} from "./Translation";
import BaseUIElement from "../BaseUIElement";
import * as known_languages from "../../assets/generated/used_languages.json"
import CompiledTranslations from "../../assets/generated/CompiledTranslations";
export default class Translations {
static readonly t : typeof CompiledTranslations.t & Readonly<typeof CompiledTranslations.t> = CompiledTranslations.t;
private static knownLanguages = new Set(known_languages.languages)
constructor() {
throw "Translations is static. If you want to intitialize a new translation, use the singular form"
}
public static W(s: string | number | BaseUIElement): BaseUIElement {
if (typeof (s) === "string") {
return new FixedUiElement(s);
}
if (typeof s === "number") {
return new FixedUiElement("" + s)
}
return s;
}
/**
* Converts a string or an object into a typed translation.
* Translation objects ('Translation' and 'TypedTranslation') are converted/returned
*
* Translations.T("some text") // => new TypedTranslation({"*": "some text"})
* Translations.T("some text").txt // => "some text"
*
* const t = new Translation({"nl": "vertaling", "en": "translation"})
* Translations.T(t) // => new TypedTranslation<object>({"nl": "vertaling", "en": "translation"})
*
* const t = new TypedTranslation({"nl": "vertaling", "en": "translation"})
* Translations.T(t) // => t
*
* const json: any = {"en": "English", "nl": "Nederlands"};
* const translation = Translations.T(new Translation(json));
* translation.textFor("en") // => "English"
* translation.textFor("nl") // => "Nederlands"
*
*/
static T(t: string | any, context = undefined): TypedTranslation<object> {
if (t === undefined || t === null) {
return undefined;
}
if (typeof t === "number") {
t = "" + t
}
if (typeof t === "string") {
return new TypedTranslation<object>({"*": t}, context);
}
if (t.render !== undefined) {
const msg = "Creating a translation, but this object contains a 'render'-field. Use the translation directly"
console.error(msg, t);
throw msg
}
if (t instanceof TypedTranslation) {
return t;
}
if(t instanceof Translation){
return new TypedTranslation<object>(t.translations)
}
return new TypedTranslation<object>(t, context);
}
public static CountTranslations() {
const queue: any = [Translations.t];
const tr: Translation[] = [];
while (queue.length > 0) {
const item = queue.pop();
if (item instanceof Translation || item.translations !== undefined) {
tr.push(item);
} else if (typeof (item) === "string") {
console.warn("Got single string in translationgs file: ", item);
} else {
for (const t in item) {
const x = item[t];
queue.push(x)
}
}
}
const langaugeCounts = {};
for (const translation of tr) {
for (const language in translation.translations) {
if (langaugeCounts[language] === undefined) {
langaugeCounts[language] = 1
} else {
langaugeCounts[language]++;
}
}
}
for (const language in langaugeCounts) {
console.log("Total translations in ", language, langaugeCounts[language], "/", tr.length)
}
}
static isProbablyATranslation(transl: any) {
if(typeof transl !== "object"){
return false;
}
if(Object.keys(transl).length == 0){
// No translations found; not a translation
return false
}
// is a weird key found?
if(Object.keys(transl).some(key => key !== '_context' && !this.knownLanguages.has(key))){
return false
}
return true;
}
}