Add: Users API + Prisma Modularized

Author: Jun4928

.gitignore

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+.env
+node_modules

app.js

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+const express = require('express')
+const routes = require('./routes')
+const logger = require('morgan')('dev')
+
+const app = express()
+
+app.use(express.json())
+app.use(logger)
+app.use(routes)
+
+app.use((err, req, res, next) => {
+  const { status, message } = err
+  console.error(err)
+  res.status(status || 500).json({ message })
+})
+
+module.exports = app

controllers/UserController.js

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+const { AUTH_TOKEN_SALT } = process.env
+const bcrypt = require('bcrypt')
+const jwt = require('jsonwebtoken')
+const { UserService } = require('../services')
+const errorGenerator = require('../utils/errorGenerator')
+
+const signUp = async (req, res, next) => {
+  try {
+    const { email, password } = req.body
+
+    const hashedPassword = await bcrypt.hash(password, 10)
+
+    const foundUser = await UserService.findUser({ email })
+
+    if (foundUser) errorGenerator({ statusCode: 409, message: 'duplicated' })
+
+    const createdUser = await UserService.createUser({
+      email,
+      password: hashedPassword,
+    })
+
+    res.status(201).json({
+      message: 'user created',
+      user_id: createdUser.id,
+    })
+  } catch (err) {
+    next(err)
+  }
+}
+
+const logIn = async (req, res, next) => {
+  try {
+    const { email, password: inputPassword } = req.body
+
+    const foundUser = await UserService.findUser({ email })
+
+    if (!foundUser)
+      errorGenerator({ statusCode: 400, message: 'client input invalid' })
+
+    const { id, password: hashedPassword } = foundUser
+    const isValidPassword = await bcrypt.compare(inputPassword, hashedPassword)
+
+    if (!isValidPassword)
+      errorGenerator({ statusCode: 400, message: 'client input invalid' })
+
+    const token = jwt.sign({ id }, AUTH_TOKEN_SALT, { expiresIn: '1h' })
+    res.status(200).json({ message: 'login success!', token })
+  } catch (err) {
+    next(err)
+  }
+}
+
+module.exports = {
+  logIn,
+  signUp,
+}

controllers/index.js

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+const UserController = require('./UserController')
+
+module.exports = {
+  UserController,
+}