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books/scripts/generateTranslations.ts
18alantom d0571a2450 chore: fix all fixable eslint errors in remaining non vue files
- update files to ignore
- delete babel.config.js
2023-06-22 14:22:54 +05:30

324 lines
8.7 KiB
TypeScript

import fs from 'fs/promises';
import path from 'path';
import { UnknownMap } from 'utils/types';
import { generateCSV, parseCSV } from '../utils/csvParser';
import {
getIndexFormat,
getWhitespaceSanitized,
schemaTranslateables,
} from '../utils/translationHelpers';
/* eslint-disable no-console, @typescript-eslint/no-floating-promises */
const translationsFolder = path.resolve(__dirname, '..', 'translations');
const PATTERN = /(?<!\w)t`([^`]+)`/g;
type Content = { fileName: string; content: string };
function shouldIgnore(p: string, ignoreList: string[]): boolean {
const name = p.split(path.sep).at(-1) ?? '';
return ignoreList.includes(name);
}
async function getFileList(
root: string,
ignoreList: string[],
extPattern = /\.(js|ts|vue)$/
): Promise<string[]> {
const contents: string[] = await fs.readdir(root);
const files: string[] = [];
const promises: Promise<void>[] = [];
for (const c of contents) {
const absPath = path.resolve(root, c);
const isDir = (await fs.stat(absPath)).isDirectory();
if (isDir && !shouldIgnore(absPath, ignoreList)) {
const pr = getFileList(absPath, ignoreList, extPattern).then((fl) => {
files.push(...fl);
});
promises.push(pr);
} else if (absPath.match(extPattern) !== null) {
files.push(absPath);
}
}
await Promise.all(promises);
return files;
}
async function getFileContents(fileList: string[]): Promise<Content[]> {
const contents: Content[] = [];
const promises: Promise<void>[] = [];
for (const fileName of fileList) {
const pr = fs.readFile(fileName, { encoding: 'utf-8' }).then((content) => {
contents.push({ fileName, content });
});
promises.push(pr);
}
await Promise.all(promises);
return contents;
}
async function getAllTStringsMap(
contents: Content[]
): Promise<Map<string, string[]>> {
const strings: Map<string, string[]> = new Map();
const promises: Promise<void>[] = [];
contents.forEach(({ fileName, content }) => {
const pr = getTStrings(content).then((ts) => {
if (ts.length === 0) {
return;
}
strings.set(fileName, ts);
});
promises.push(pr);
});
await Promise.all(promises);
return strings;
}
function getTStrings(content: string): Promise<string[]> {
return new Promise((resolve) => {
const tStrings = tStringFinder(content);
resolve(tStrings);
});
}
function tStringFinder(content: string): string[] {
return [...content.matchAll(PATTERN)].map(([, t]) => {
t = getIndexFormat(t);
return getWhitespaceSanitized(t);
});
}
function tStringsToArray(
tMap: Map<string, string[]>,
tStrings: string[]
): string[] {
const tSet: Set<string> = new Set();
for (const k of tMap.keys()) {
tMap.get(k)!.forEach((s) => tSet.add(s));
}
for (const ts of tStrings) {
tSet.add(ts);
}
return Array.from(tSet).sort();
}
function printHelp() {
const shouldPrint = process.argv.findIndex((i) => i === '-h') !== -1;
if (shouldPrint) {
console.log(
`Usage: ` +
`\tyarn script:translate\n` +
`\tyarn script:translate -h\n` +
`\tyarn script:translate -l [language_code]\n` +
`\n` +
`Example: $ yarn script:translate -l de\n` +
`\n` +
`Description:\n` +
`\tPassing a language code will create a '.csv' file in\n` +
`\tthe 'translations' subdirectory. Translated strings are to\n` +
`\tbe added to this file.\n\n` +
`\tCalling the script without args will update the translation csv\n` +
`\tfile with new strings if any. Existing translations won't\n` +
`\tbe removed.\n` +
`\n` +
`Parameters:\n` +
`\tlanguage_code : An ISO 693-1 code or a locale identifier.\n` +
`\n` +
`Reference:\n` +
`\tISO 693-1 codes: https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes\n` +
`\tLocale identifier: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#locale_identification_and_negotiation`
);
}
return shouldPrint;
}
function getLanguageCode() {
const i = process.argv.findIndex((i) => i === '-l');
if (i === -1) {
return '';
}
return process.argv[i + 1] ?? '';
}
function getTranslationFilePath(languageCode: string) {
return path.resolve(translationsFolder, `${languageCode}.csv`);
}
async function regenerateTranslation(tArray: string[], path: string) {
// Removes old strings, adds new strings
const storedCSV = await fs.readFile(path, { encoding: 'utf-8' });
const storedMatrix = parseCSV(storedCSV);
const map: Map<string, string[]> = new Map();
for (const row of storedMatrix) {
const tstring = row[0];
map.set(tstring, row.slice(1));
}
const matrix = tArray.map((source) => {
const stored = map.get(source) ?? [];
const translation = stored[0] ?? '';
const context = stored[1] ?? '';
return [source, translation, context];
});
const csv = generateCSV(matrix);
await fs.writeFile(path, csv, { encoding: 'utf-8' });
console.log(`\tregenerated: ${path}`);
}
async function regenerateTranslations(languageCode: string, tArray: string[]) {
// regenerate one file
if (languageCode.length !== 0) {
const path = getTranslationFilePath(languageCode);
regenerateTranslation(tArray, path);
return;
}
// regenerate all translation files
console.log(`Language code not passed, regenerating all translations.`);
for (const filePath of await fs.readdir(translationsFolder)) {
if (!filePath.endsWith('.csv')) {
continue;
}
regenerateTranslation(tArray, path.resolve(translationsFolder, filePath));
}
}
async function writeTranslations(languageCode: string, tArray: string[]) {
const path = getTranslationFilePath(languageCode);
try {
const stat = await fs.stat(path);
if (!stat.isFile()) {
throw new Error(`${path} is not a translation file`);
}
console.log(
`Existing file found for '${languageCode}': ${path}\n` +
`regenerating it's translations.`
);
regenerateTranslations(languageCode, tArray);
} catch (err) {
if ((err as NodeJS.ErrnoException).code !== 'ENOENT') {
throw err;
}
const matrix = tArray.map((s) => [s, '', '']);
const csv = generateCSV(matrix);
await fs.writeFile(path, csv, { encoding: 'utf-8' });
console.log(`Generated translation file for '${languageCode}': ${path}`);
}
}
async function getTStringsFromJsonFileList(
fileList: string[]
): Promise<string[]> {
const promises: Promise<void>[] = [];
const schemaTStrings: string[][] = [];
for (const filePath of fileList) {
const promise = fs
.readFile(filePath, { encoding: 'utf8' })
.then((content) => {
const schema = JSON.parse(content) as Record<string, unknown>;
const tStrings: string[] = [];
pushTStringsFromSchema(schema, tStrings, schemaTranslateables);
return tStrings;
})
.then((ts) => {
schemaTStrings.push(ts);
});
promises.push(promise);
}
await Promise.all(promises);
return schemaTStrings.flat();
}
function pushTStringsFromSchema(
map: UnknownMap | UnknownMap[],
array: string[],
translateables: string[]
) {
if (Array.isArray(map)) {
for (const item of map) {
pushTStringsFromSchema(item, array, translateables);
}
return;
}
if (typeof map !== 'object') {
return;
}
for (const key of Object.keys(map)) {
const value = map[key];
if (translateables.includes(key) && typeof value === 'string') {
array.push(value);
}
if (typeof value !== 'object') {
continue;
}
pushTStringsFromSchema(
value as UnknownMap | UnknownMap[],
array,
translateables
);
}
}
async function getSchemaTStrings() {
const root = path.resolve(__dirname, '../schemas');
const fileList = await getFileList(root, ['tests', 'regional'], /\.json$/);
return await getTStringsFromJsonFileList(fileList);
}
async function run() {
if (printHelp()) {
return;
}
const root = path.resolve(__dirname, '..');
const ignoreList = ['node_modules', 'dist_electron', 'scripts'];
const languageCode = getLanguageCode();
console.log();
const fileList: string[] = await getFileList(root, ignoreList);
const contents: Content[] = await getFileContents(fileList);
const tMap: Map<string, string[]> = await getAllTStringsMap(contents);
const schemaTStrings: string[] = await getSchemaTStrings();
const tArray: string[] = tStringsToArray(tMap, schemaTStrings);
try {
await fs.stat(translationsFolder);
} catch (err) {
if ((err as NodeJS.ErrnoException).code !== 'ENOENT') {
throw err;
}
await fs.mkdir(translationsFolder);
}
if (languageCode === '') {
regenerateTranslations('', tArray);
return;
}
writeTranslations(languageCode, tArray);
}
run();