const express = require("express");
const router = express.Router();
const gravatar = require("gravatar");
const bcrypt = require("bcryptjs");

// Load user model
const User = require("../../models/User");

// @route   GET api/users/test
// @desc    Tests users route
// @access  Public
router.get("/test", (req, res) => res.json({ msg: "Users works!" }));

// @route   GET api/users/register
// @desc    Register a user
// @access  Public
router.post("/register", (req, res) => {
  User.findOne({ email: req.body.email })
    .then(user => {
      if (user) {
        return res.status(400).json({ email: "Email already exists." });
      } else {
        const avatar = gravatar.url(req.body.email, {
          s: "200", // Size
          r: "pg", // Rating
          d: "mm" // Default profile picture
        });

        const newUser = new User({
          name: req.body.name,
          email: req.body.email,
          avatar,
          password: req.body.avatar
        });

        bcrypt.genSalt(10, (err, salt) => {
          bcrypt.hash(newUser.password, salt, (err, hash) => {
            if (err) {
              throw err;
            }
            newUser.password = hash;
            newUser
              .save()
              .then(user => res.json(user))
              .catch(err => console.log(err));
          });
        });
      }
    })
    .catch();
});

module.exports = router;