feat(i18n): add i18n-lokalise-json

package.json

@@ -66,7 +66,8 @@
     "i18n-export": "node ./scripts/i18n-export.js",
     "i18n-update-push": "node ./scripts/i18n-upload.mjs",
     "i18n-update-pull": "node ./scripts/i18n-import.mjs",
-    "i18n-exclude": "node ./scripts/i18n-exclude.js"
+    "i18n-exclude": "node ./scripts/i18n-exclude.js",
+    "i18n-lokalise-json": "node ./scripts/i18n-lokalise-json.mjs"
   },
   "dependencies": {
     "@codemirror/autocomplete": "6.3.0",

scripts/i18n-lokalise-json.mjs

@@ -0,0 +1,66 @@
+// Generate Lokalise JSON files from TypeScript src files in src/livecodes/i18n/locales/<lang> directory.
+
+import fs from 'fs';
+import path from 'path';
+import babel from '@babel/core';
+import parser from '@babel/parser';
+import { autoGeneratedWarning, sortedJSONify } from './i18n-export.js';
+
+const flatten = (obj, prefix = '') =>
+  Object.keys(obj).reduce((acc, key) => {
+    const value = obj[key];
+    if (typeof value === 'object') {
+      return { ...acc, ...flatten(value, `${prefix}${key}.`) };
+    }
+    return { ...acc, [`${prefix}${key}`]: value };
+  }, {});
+
+const generateLokaliseJSON = async () => {
+  const lang = process.argv[2];
+  const srcDir = path.resolve('src/livecodes/i18n/locales/' + lang);
+  if (!fs.existsSync(srcDir)) {
+    console.error(`Language ${srcDir} does not exist.`);
+    return;
+  }
+
+  const files = fs
+    .readdirSync(srcDir)
+    .filter((file) => file.endsWith('.ts'))
+    .map((file) => path.resolve(srcDir, file));
+
+  await Promise.all(
+    files.map(async (file) => {
+      try {
+        console.log(`Generating Lokalise JSON for ${file} in language ${lang}...`);
+
+        const data = await fs.promises.readFile(file, 'utf8');
+        const ast = parser.parse(data, {
+          sourceType: 'module',
+          plugins: ['typescript'],
+        });
+
+        // Find first ObjectExpression and load it
+        let translation;
+        babel.traverse(ast, {
+          ObjectExpression(path) {
+            const code = data.substring(path.node.start, path.node.end);
+            translation = eval(`(${code})`);
+            path.stop();
+          },
+        });
+
+        const result = { $comment: autoGeneratedWarning.substring(3) };
+        for (const [key, value] of Object.entries(flatten(translation))) {
+          result[key] = { translation: value };
+        }
+
+        const outFile = path.resolve(srcDir, file.replace('.ts', '.lokalise.json'));
+        await fs.promises.writeFile(outFile, sortedJSONify(result).replace(/<(\/?)(\d+)>/g, '<$1tag-$2>'));
+      } catch (err) {
+        console.error(err);
+      }
+    }),
+  );
+};
+
+generateLokaliseJSON();