visualizeDependencyGraph method

String visualizeDependencyGraph(List<ZenScope> scopes)

Visualize dependency relationships for debugging

Implementation

String visualizeDependencyGraph(List<ZenScope> scopes) {
  final buffer = StringBuffer();

  if (!ZenConfig.enableDependencyVisualization) {
    return 'Dependency visualization is disabled. Enable it with ZenConfig.enableDependencyVisualization = true';
  }

  buffer.writeln('=== ZEN DEPENDENCY GRAPH ===\n');

  for (final scope in scopes) {
    if (scope.isDisposed) continue;

    buffer.writeln('SCOPE: ${scope.name ?? scope.id}');
    final dependencies = scope.findAllOfType<Object>();

    if (dependencies.isEmpty) {
      buffer.writeln('  No dependencies registered in this scope\n');
      continue;
    }

    // Group by type for better visualization
    final typeGroups = <Type, List<dynamic>>{};
    for (final instance in dependencies) {
      final type = instance.runtimeType;
      typeGroups.putIfAbsent(type, () => []).add(instance);
    }

    for (final entry in typeGroups.entries) {
      final type = entry.key;
      final instances = entry.value;

      if (instances.length == 1) {
        buffer.writeln('  $type');
      } else {
        buffer.writeln('  $type (${instances.length} instances)');
        for (int i = 0; i < instances.length; i++) {
          buffer.writeln('    [${i + 1}] ${instances[i].hashCode}');
        }
      }
    }
    buffer.writeln();
  }

  buffer.writeln(
      'NOTE: This visualization shows registered dependencies but cannot');
  buffer.writeln(
      'display actual dependency relationships without constructor analysis.');

  return buffer.toString();
}