Bridge challenge backend connectors

This application must retrieve and aggregate accounts and transactions data as described below :

[
  {
    "acc_number": "0000001",
    "amount": 25,
    "transactions": [
      {
        "label": "Label 1",
        "amount": 50,
        "currency": "EUR"
      },
      {
        "label": "Label 2",
        "amount": -25,
        "currency": "EUR"
      }
    ]
  },
  {
    "acc_number": "0000002",
    "amount": 50,
    "transactions": []
  }
]

---

Installing

npm install

---

Building

npm run build

Or you can use :

npm run watch

---

Starting

npm start

Tests

npm run test

---

Swagger

Here is the server swagger : https://dsague.fr/swaggerui/

This server will simulate a bank API.

---

Endpoints

• Health
• Accounts
• Transactions

---

Health

Get API health.

URL : https://dsague.fr/health

Method : GET

Success Response

Code : 200 OK

Content

ok

---

Accounts

Get all user's accounts.

URL : https://dsague.fr/accounts

Method : GET

Headers :

• Content-Type: application/json
• x-api-key: {api-key}

Success Response

Code : 200 OK

Content example

{
  "accounts": [
    {
      "acc_number": "000000001",
      "amount": "3000",
      "currency": "EUR"
    }
  ],
  "links": {
    "self": "/accounts?page=1",
    "next": "/accounts?page=2"
  }
}

Error Response

Condition : If API key is missing or wrong.

Code : 401 UNAUTHORIZED

---

Transactions

Get an account's transactions, by account number

URL : https://dsague.fr/accounts/<acc_number>/transactions

Method : GET

Headers :

• Content-Type: application/json
• x-api-key: {api-key}

Success Response

Code : 200 OK

Content example

{
  "transactions": [
    {
      "id": 1,
      "label": "label 1",
      "sign": "DBT",
      "amount": "30",
      "currency": "EUR"
    }
  ],
  "links": {
    "self": "/accounts/0000001/transactions?page=1",
    "next": "/accounts/0000001/transactions?page=2"
  }
}

Sign references

Sign label	Meaning
DBT	Debit transaction
CDT	Credit transaction

Error Response

Condition : If API key is missing or wrong.

Code : 401 UNAUTHORIZED