const { registerUser, requestPasswordReset, resetPassword } = require('../services/auth.service');

const isProduction = process.env.NODE_ENV === 'production';

const registrationController = async (req, res) => {
  try {
    const response = await registerUser(req.body);
    if (response.status === 200) {
      const { status, user } = response;
      const token = user.generateToken();
      //send token for automatic login
      res.cookie('token', token, {
        expires: new Date(Date.now() + eval(process.env.SESSION_EXPIRY)),
        httpOnly: false,
        secure: isProduction,
      });
      res.status(status).send({ user });
    } else {
      const { status, message } = response;
      res.status(status).send({ message });
    }
  } catch (err) {
    console.log(err);
    return res.status(500).json({ message: err.message });
  }
};

const getUserController = async (req, res) => {
  return res.status(200).send(req.user);
};

const resetPasswordRequestController = async (req, res) => {
  try {
    const resetService = await requestPasswordReset(req.body.email);
    if (resetService.link) {
      return res.status(200).json(resetService);
    } else {
      return res.status(400).json(resetService);
    }
  } catch (e) {
    console.log(e);
    return res.status(400).json({ message: e.message });
  }
};

const resetPasswordController = async (req, res) => {
  try {
    const resetPasswordService = await resetPassword(
      req.body.userId,
      req.body.token,
      req.body.password,
    );
    if (resetPasswordService instanceof Error) {
      return res.status(400).json(resetPasswordService);
    } else {
      return res.status(200).json(resetPasswordService);
    }
  } catch (e) {
    console.log(e);
    return res.status(400).json({ message: e.message });
  }
};

// const refreshController = async (req, res, next) => {
//   const { signedCookies = {} } = req;
//   const { refreshToken } = signedCookies;
//   TODO
//   if (refreshToken) {
//     try {
//       const payload = jwt.verify(refreshToken, process.env.REFRESH_TOKEN_SECRET);
//       const userId = payload._id;
//       User.findOne({ _id: userId }).then(
//         (user) => {
//           if (user) {
//             // Find the refresh token against the user record in database
//             const tokenIndex = user.refreshToken.findIndex(item => item.refreshToken === refreshToken);

//             if (tokenIndex === -1) {
//               res.statusCode = 401;
//               res.send('Unauthorized');
//             } else {
//               const token = req.user.generateToken();
//               // If the refresh token exists, then create new one and replace it.
//               const newRefreshToken = req.user.generateRefreshToken();
//               user.refreshToken[tokenIndex] = { refreshToken: newRefreshToken };
//               user.save((err) => {
//                 if (err) {
//                   res.statusCode = 500;
//                   res.send(err);
//                 } else {
//                 //  setTokenCookie(res, newRefreshToken);
//                   const user = req.user.toJSON();
//                   res.status(200).send({ token, user });
//                 }
//               });
//             }
//           } else {
//             res.statusCode = 401;
//             res.send('Unauthorized');
//           }
//         },
//         err => next(err)
//       );
//     } catch (err) {
//       res.statusCode = 401;
//       res.send('Unauthorized');
//     }
//   } else {
//     res.statusCode = 401;
//     res.send('Unauthorized');
//   }
// };

module.exports = {
  getUserController,
  // refreshController,
  registrationController,
  resetPasswordRequestController,
  resetPasswordController,
};