router.put('/password', async (req, res, next) => {
  try {
    let oldPwd = req.body.old_password;
    let newPwd = req.body.new_password;
    if (!oldPwd && !newPwd) {
      res.statusCode = 400;
      res.data = {
        status: false,
        error: 'Invalid Parameters'
      }
    }
    let uname = req.session.userData.username;
    let userDetails = await getUserDetails(req.db, uname);
    if (oldPwd !== userDetails.password) {
      res.statusCode = 400;
      res.data = {
        status: false,
        error: "Old Password doesn't match"
      }
    } else {
      let updateRes = await updateUserPassword(req.db,uname,newPwd)
      res.data = { message :"Password updated successfully"};
    }
    next();
  } catch (e) {
    next(e)
  }
})