Roulette API

Description

Nest API simulatting an online roulette's behavior.

Installation

$ npm install

Running the app

# development
$ npm run start

# watch mode
$ npm run start:dev

# production mode
$ npm run start:prod

Usage

Create a new roulette

Send a POST request to /roulettes.

• Response's body:

{
  "rouletteId": "2dd6119c-f8ed-4a35-b073-9b407b32314d"
}

Set a roulette open for bets

Send a PATCH request to /roulettes/:id.

• Response's body:

{
  "status": "success"
}

Place a bet

Send a POST request to /roulettes/:id/bets.

• Request's headers:

  • X-USER-ID: string with the user's id.

• Request's body:

{
  "type": "number",
  "number": 36,
  "amount": 8500
}

Close bets for a roulette

Send a PATCH request to /roulettes/:id/close.

• Response's body:

{
  "color": "red",
  "number": 24,
  "gamblers": [
    {
      "userId": "2dd6119c-f8ed-4a35-b073-9b407b32314d",
      "betType": "color",
      "hasWon": true,
      "amount": 15480
    },
    {
      "userId": "2dd6119c-f8ed-4a35-b073-9b407b32314d",
      "betType": "number",
      "hasWon": true,
      "amount": 43000
    },
    {
      "userId": "2dd6119c-f8ed-4a35-b073-9b407b32314d",
      "betType": "number",
      "hasWon": false,
      "amount": 8600
    },
    {
      "userId": "2dd6119c-f8ed-4a35-b073-9b407b32314d",
      "betType": "color",
      "hasWon": true,
      "amount": 15480
    }
  ]
}

Get the roulettes' statuses

Send a GET request to /roulettes.

• Response's body:

{
  "roulettes": [
    {
      "id": "2dd6119c-f8ed-4a35-b073-9b407b32314d",
      "status": "open"
    },
    {
      "id": "2dd6119c-f8ed-4a35-b073-9b407b32314d",
      "status": "closed"
    }
  ]
}

Test

# unit tests
$ npm run test

# e2e tests
$ npm run test:e2e

# test coverage
$ npm run test:cov