Clearn ARB files from Metadata

clean_arb_files.dart

#!/usr/bin/env dart

import 'dart:io';
import 'dart:convert';

void main() async {
  final l10nDir = Directory('lib/l10n');
  
  if (!await l10nDir.exists()) {
    print('❌ lib/l10n directory not found');
    exit(1);
  }

  print('🧹 Cleaning ARB files...');
  
  final arbFiles = await l10nDir
      .list()
      .where((file) => file.path.endsWith('.arb'))
      .cast<File>()
      .toList();

  if (arbFiles.isEmpty) {
    print('❌ No ARB files found');
    exit(1);
  }

  for (final file in arbFiles) {
    await cleanArbFile(file);
  }

  print('✅ Cleaned ${arbFiles.length} ARB files successfully!');
}

Future<void> cleanArbFile(File file) async {
  final filename = file.path.split(Platform.pathSeparator).last;
  print('📄 Processing $filename...');
  
  try {
    // Read the file content
    final content = await file.readAsString();
    
    // Parse JSON
    final Map<String, dynamic> data = jsonDecode(content);
    
    // Clean the data
    final cleanedData = <String, dynamic>{};
    
    // First pass: collect all translation keys (non-metadata)
    final translationKeys = <String>[];
    for (final key in data.keys) {
      if (!key.startsWith('@') && key != '@@locale') {
        translationKeys.add(key);
      }
    }
    
    // Add locale if present
    if (data.containsKey('@@locale')) {
      cleanedData['@@locale'] = data['@@locale'];
    }
    
    // Add all translation keys with their values
    for (final key in translationKeys) {
      if (data[key] is String) {
        cleanedData[key] = data[key];
      }
    }
    
    // Convert back to JSON with proper formatting
    const encoder = JsonEncoder.withIndent('  ');
    final cleanedJson = encoder.convert(cleanedData);
    
    // Write back to file
    await file.writeAsString(cleanedJson + '\n');
    
    print('✅ Cleaned $filename (${translationKeys.length} translations)');
    
  } catch (e) {
    print('❌ Error cleaning $filename: $e');
  }
}