index.js

/* eslint-disable no-undef */
require('dotenv').config()
const express = require('express')
const app = express()
const morgan = require('morgan')
const cors = require('cors')
const Person = require('./models/person')
app.use(express.static('build'))
app.use(cors())
app.use(express.json())
app.use(morgan(':method :url :status :res[content-length] - :response-time ms :contents'))
morgan.token('contents', function (req) {
  req.content = JSON.stringify(req.body)
  return req.content
})

const errorHandler = (error, request, response, next) => {
  console.error(error.message)

  if (error.name === 'CastError') {
    return response.status(400).send({ error: 'malformatted id' })
  }
  else if (error.name === 'ValidationError') {
    return response.status(400).json({ error: error.message })
  }

  next(error)
}

app.get('/api/persons', (request, response) => {
  Person.find({}).then(person => (
    response.json(person)
  ))
})

app.get('/info', (request, response) => {
  Person.count({}).then(count => (
    response.send(
      `<p>Phonebook has info for ${count} people</p>
  <p>${new Date()}</p>`

    )
  ))
})

app.get('/api/persons/:id', (request, response, next) => {
  Person.findById(request.params.id)
    .then(person => (

      response.json(person)

    ))
    .catch(error => next(error))
})

app.delete('/api/persons/:id', (request, response, next) => {
  Person.findByIdAndRemove(request.params.id)
    .then(
      response.status(204).end()
    )
    .catch(error => next(error))
})

app.put('/api/persons/:id', (request, response, next) => {
  const body = request.body

  const person = {
    name: body.name,
    number: body.number,
  }

  Person.findByIdAndUpdate(request.params.id, person, { new: true, runValidators: true, })
    .then(updatedPerson => {
      response.json(updatedPerson.toJSON())
    })
    .catch(error => next(error))
})

app.post('/api/persons', (request, response, next) => {

  const body = request.body
  const person = new Person({
    name: body.name,
    number: body.number,
  })

  person.save().then(savedPerson => {
    response.json(savedPerson)
  })
    .catch(error => next(error))
})

app.use(errorHandler)
const PORT = process.env.PORT || 8080
app.listen(PORT, () => {
  console.log(`Server running on port ${PORT}`)
})