*Models*

User
- username: string
- password: string
- points: integer
- guessed: boolean

Room
- word: string
- color: string
- status: 'joining'
- round: { type: Sequelize.INTEGER, defaultValue: 0 }

*Relations*
User.belongsTo(Room) - user.roomId
Room.hasMany(User) - room.users = [{ username, password, points }]

*Routes*
/ - List of rooms, create room button/form?

```
[name               ][Create Room]

<Rooms>
- <name>
- 2
- 3
```


/room/:id - a single room (gameplay)
/login?
/signup?

*Endpoints*
`POST /user` - signup
`POST /login` - login
`POST /room` - Room.create

`const words = ['red', 'green', 'blue', 'yellow']`

`PUT /room/join/:id`
```
const room = await Room.findByPk(request.params.id)
if (room.status === 'joining') {
  const { userId } = request.body
  const user = await User.findByPk(userId)
  const updated = await user.update({ roomId: request.params.id, points: 0 })
} else {
  response.status(400).send('The game has already started')
}
```

`PUT /room/start/:id`
```
const room = await Room.findByPk(request.params.id)
if (room.status === 'joining') {
  const shuffled = shuffle(colors)
  await room.update({
    status: 'started',
    color: shuffled[0],
    word: shuffled[1]
  })
}
```

`PUT /room/guess/:id`
```
const { userId, guess } = request.body
const room = await Room.findByPk(request.params.id)
const user = await User.findByPk(userId)

if (room.status === 'started' || user.guessed) {

  const correct = guess === room.word
  const points = correct
    ? user.points + 1
    : user.points - 1

  const updatedUser = await User.update({ guessed: true, points })
  const updatedRoom = await Room.findByPk(request.params.id)

  const finished = correct || !updatedRoom.users.some(user => !user.guessed)
  if (finished) {
    const round = room.round + 1
    const shuffled = shuffle(colors)

    const updated = round > 6
      ? await room.update({
        color: shuffled[0],
        word: shuffled[1],
      })
      : await room.update({ status: 'done' })

    response.send(updated)
  }
}
```


*ALWAYS*
```
const rooms = Room.findAll({ include: [User] })
const data = JSON.stringify(rooms)
stream.updateInit(data)
stream.send(data)
```