const userCreds = require("./userData.json");
const bcrypt = require("bcrypt");
const jwt = require("jsonwebtoken");
const fs = require("fs");
const SECRETKEY = "IUGHIU*&*&^&)*FF&R&RE%R%RRP(*Y(*%C&$^%*)";

exports.signup = async (req, res) => {
  let { username, email, password } = req.body;

  try {
    const existingUser = userCreds.find((user) => user.email === email);
    if (existingUser) {
      return res.status(400).json({ message: "User already exists, Please try again..." });
    }
    const hashpassword = await bcrypt.hash(password, 10);
    const result = {
      username: username,
      id: userCreds.length + 1,
      password: hashpassword,
      email: email,
    };
    userCreds.push(result);

    fs.writeFile("./userData.json", JSON.stringify(userCreds), (err) => {
      if (err) {
        return res.status(500).send("Cannot add details to the file");
      }
      return res.json({ status: "Data Added to the file" });
    });
    const signUpToken = jwt.sign(
      { email: result.email, id: result.id, usename: result.username },
      SECRETKEY
    );
    console.log(signUpToken);

    res.status(200).json({ user: result, token: signUpToken });
  } catch (error) {
    console.log(error);
    res.status(500).json({ msg: "Something went wrong" });
  }
};