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tools/sync-locales.js

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+const fs = require('fs');
+const path = require('path');
+
+// Paths
+const localesDir = path.join(__dirname, '../_locales');
+const enFile = path.join(localesDir, 'en/messages.json');
+
+// Read and parse JSON file
+function readJsonFile(filePath) {
+    try {
+        const content = fs.readFileSync(filePath, 'utf8');
+        return JSON.parse(content);
+    } catch (error) {
+        console.error(`Error reading ${filePath}:`, error);
+        return null;
+    }
+}
+
+// Write JSON file with 2-space indentation
+function writeJsonFile(filePath, data) {
+    try {
+        const content = JSON.stringify(data, null, 2) + '\n';
+        fs.writeFileSync(filePath, content, 'utf8');
+        console.log(`Updated: ${filePath}`);
+        return true;
+    } catch (error) {
+        console.error(`Error writing ${filePath}:`, error);
+        return false;
+    }
+}
+
+// Get all locale directories except 'en'
+function getLocaleDirs() {
+    return fs.readdirSync(localesDir, { withFileTypes: true })
+        .filter(dirent => dirent.isDirectory() && dirent.name !== 'en')
+        .map(dirent => dirent.name);
+}
+
+// Main function to sync locale files
+function syncLocales() {
+    // Read English file as baseline
+    const enMessages = readJsonFile(enFile);
+    if (!enMessages) return;
+
+    // Get all locale directories
+    const locales = getLocaleDirs();
+
+    // Process each locale
+    locales.forEach(locale => {
+        const localeFile = path.join(localesDir, locale, 'messages.json');
+        const localeMessages = readJsonFile(localeFile) || {};
+        const syncedMessages = {};
+        let added = 0;
+        let removed = 0;
+
+        // Create new messages object with English key order
+        Object.keys(enMessages).forEach(key => {
+            if (localeMessages[key]) {
+                // Use existing translation
+                syncedMessages[key] = localeMessages[key];
+            } else {
+                // Add English message as placeholder
+                syncedMessages[key] = enMessages[key];
+                added++;
+            }
+        });
+
+        // Count removed keys (present in locale but not in English)
+        removed = Object.keys(localeMessages).length - (Object.keys(syncedMessages).length - added);
+
+        // Write the synchronized file
+        if (writeJsonFile(localeFile, syncedMessages)) {
+            console.log(`Synced ${locale}: ${added} added, ${removed} removed`);
+        }
+    });
+}
+
+// Run the synchronization
+console.log('Starting locale synchronization...');
+syncLocales();
+console.log('Locale synchronization complete!');