const passport = require("passport");
const path = require("path");
const User = require(path.join(__dirname + "/../schemas/User"));
const router = require("express").Router();

router.get("/", function(req, res) {
  res.sendFile(path.join(__dirname + "/../public/index.html"));
});

router.get("/register", function(req, res) {
  res.sendFile(path.join(__dirname + "/../public/index.html"));
});

// router.post("/register", function(req, res, next) {
//   User.register(
//     new User({ username: req.body.username }),
//     req.body.password,
//     function(err) {
//       if (err) {
//         console.log("error while user register!", err);
//         if (err.name == "UserExistsError")
//           res.status(409).send({ success: false, message: err.message })
//         else if (err.name == "MissingUsernameError" || err.name == "MissingPasswordError")
//           res.status(400).send({ success: false, message: err.message })
//         return next(err);
//       }

//       console.log("user registered!", req.body.username);

//       res.redirect("/#/")
//      }
//   );
// });

router.get("/login", function(req, res) {
  res.sendFile(path.join(__dirname + "/../public/index.html"));
});

router.post("/login", function(req, res, next) {
  passport.authenticate("local", function(err, user, info) { 
    if (err) {
      if (err.name == "MissingUsernameError" || err.name == "MissingPasswordError")
        return res.status(400).send({ success: false, message: err.message })
      return next(err);
    }

    if (!user) return res.status(404).send({ success: false, message: "Incorrect username or password" })

    console.log("user logged in:", user)
    res.redirect("/#/update")
  })(req, res, next);
});

router.get("/logout", function(req, res) {
  req.logout();
  res.redirect("/");
});

module.exports = router;