i18nConvert.ts

import { existsSync, readdirSync, renameSync, unlinkSync } from 'node:fs';
import { join } from 'node:path';

// convert i18n/lang/translations.json to i18n/lang.json
function convert(rootDir: string): void {
    if (existsSync(join(rootDir, 'i18n'))) {
        rootDir = join(rootDir, 'i18n');
    } else if (existsSync(join(rootDir, 'lib', 'i18n'))) {
        rootDir = join(rootDir, 'lib', 'i18n');
    } else if (existsSync(join(rootDir, 'admin', 'i18n'))) {
        rootDir = join(rootDir, 'admin', 'i18n');
    } else if (rootDir.endsWith('i18n')) {
        // already the correct directory
    }

    const langs = readdirSync(rootDir);

    for (const lang of langs) {
        if ((lang.match(/^[a-z]{2}$/) || lang === 'zh-cn') && existsSync(join(rootDir, lang, 'translations.json'))) {
            renameSync(join(rootDir, lang, 'translations.json'), join(rootDir, `${lang}.json`));
            unlinkSync(join(rootDir, lang));
        }
    }
}

if (process.argv.length < 3) {
    console.warn('Usage: node i18nConvert <path>');
    convert('.');
} else {
    convert(process.argv[2]);
}