dispose method

Implementation

@mustCallSuper
void dispose() {
  if (_disposed) return;

  if (ZenConfig.enableDebugLogs) {
    final stats = getResourceStats();
    ZenLogger.logDebug('Controller $runtimeType disposing... '
        'Resources: ${stats['reactive_objects']} reactive, ${stats['workers']} workers, '
        '${stats['effects']} effects, ${stats['disposers']} disposers');
  }

  try {
    // Call user lifecycle method first
    onClose();
  } catch (e, stack) {
    ZenLogger.logError(
        'Error in onDispose for controller $runtimeType', e, stack);
  }

  // Mark as disposed early to prevent new operations
  _disposed = true;

  // Stop observing app lifecycle if we were
  stopObservingAppLifecycle();

  // ⭐ CRITICAL: Dispose all reactive objects first - PREVENTS MEMORY LEAKS
  _disposeReactiveObjects();

  // Dispose all workers efficiently
  _cleanupAllWorkers();

  // Dispose all effects
  _cleanupEffects();

  // Call all disposers
  _runDisposers();

  // Clear update listeners
  _updateListeners.clear();

  if (ZenConfig.enableDebugLogs) {
    ZenLogger.logDebug('Controller $runtimeType disposed successfully');
  }

  if (ZenConfig.enablePerformanceMetrics) {
    ZenMetrics.incrementCounter('controller.disposed');
  }
}