import { Request, Response, NextFunction } from 'express';

export interface AppError extends Error {
  statusCode?: number;
  code?: string;
}

export const errorHandler = (
  err: AppError,
  req: Request,
  res: Response,
  next: NextFunction
): void => {
  const statusCode = err.statusCode || 500;
  const message = err.message || 'Internal server error';

  console.error('Error:', {
    message,
    stack: process.env.NODE_ENV === 'development' ? err.stack : undefined,
    url: req.url,
    method: req.method,
  });

  res.status(statusCode).json({
    success: false,
    message,
    ...(process.env.NODE_ENV === 'development' && { stack: err.stack }),
  });
};

export const notFoundHandler = (req: Request, res: Response): void => {
  res.status(404).json({
    success: false,
    message: `Route ${req.method} ${req.path} not found`,
  });
};