import 'dart:io';

void main(List<String> args) {
  if (args.isEmpty) {
    print('Usage: dart transform_links.dart <path_to_links.dart>');
    return;
  }
  
  File file = File(args[0]);
  if (!file.existsSync()) {
    print('File not found: ${args[0]}');
    return;
  }
  
  List<String> lines = file.readAsLinesSync();
  List<String> newLines = [];
  
  for (String line in lines) {
    // We only want to transform static String declarations inside the class.
    if (line.trim().startsWith('static String ') || line.trim().startsWith('static final String ') || line.trim().startsWith('static const String ')) {
      // Don't transform appDomain or if it's already a getter
      if (line.contains(' get ') || line.contains('appDomain')) {
        newLines.add(line);
        continue;
      }
      
      String modified = line;
      // Remove 'final ' and 'const ' since getters can't be final/const
      modified = modified.replaceAll('static final String ', 'static String ');
      modified = modified.replaceAll('static const String ', 'static String ');
      
      // Replace '=' with '=>' and remove ';' to add it later? 
      // Actually, it's easier: `static String X = Y;` -> `static String get X => Y;`
      int eqIndex = modified.indexOf('=');
      if (eqIndex != -1) {
        String beforeEq = modified.substring(0, eqIndex).trimRight(); // e.g. "static String paymentServer"
        String afterEq = modified.substring(eqIndex + 1); // e.g. " 'https://...';"
        
        // Insert 'get ' before the variable name
        List<String> parts = beforeEq.split(' ');
        String varName = parts.last;
        parts.removeLast();
        beforeEq = parts.join(' ') + ' get ' + varName;
        
        modified = beforeEq + ' =>' + afterEq;
      }
      newLines.add(modified);
    } else {
      newLines.add(line);
    }
  }
  
  file.writeAsStringSync(newLines.join('\n'));
  print('Transformed ${args[0]}');
}