nbrb-script

CLI examples

To file

node modules/cli.js BYN,USD,EUR,RUB 2022-01-01 2023-01-01 > rates.csv

To console

node modules/cli.js BYN,USD,EUR,RUB 2022-01-01 2023-01-01

Api examples

node modules/server.js

/map-rates - return currencies as Map, where key is date and values are rates

{
  "2023-02-01": {
    "BYN": 1,
    "USD": 2.6744,
    "EUR": 2.8956,
    "RUB": 3.8102
  },
  "2023-02-02": {
    "BYN": 1,
    "USD": 2.678,
    "EUR": 2.9153,
    "RUB": 3.8179
  }
}

URL example:

http://localhost:3001/map-rates?startDate=2022-01-01&endDate=2023-01-01

/array-rates - return an array of currencies and date object :

[
  {
    "date": "2023-02-01",
    "currencies": {
      "BYN": 1,
      "USD": 2.6744,
      "EUR": 2.8956,
      "RUB": 3.8102
    }
  },
  {
    "date": "2023-02-02",
    "currencies": {
      "BYN": 1,
      "USD": 2.678,
      "EUR": 2.9153,
      "RUB": 3.8179
    }
  }
]

URL example:

http://localhost:3001/array-rates?startDate=2022-01-01&endDate=2023-01-01

/csv-rates - return a string in csv format

DATE,USD,EUR,BYN,RUB
2023-02-01,2.6744,2.8956,1,3.8102
2023-02-02,2.678,2.9153,1,3.8179

URL example:

http://localhost:3001/csv-rates?currencies=BYN,RUB,EUR,USD&startDate=2022-01-01&endDate=2023-01-01

Aws lambda example

Download to get started:

1. AWS CLI - download
2. AWS SAM CLI - download
3. Docker - download

sam local start-api

{
  "2023-02-01": {
    "BYN": 1,
    "USD": 2.6744,
    "EUR": 2.8956,
    "RUB": 3.8102
  },
  "2023-02-02": {
    "BYN": 1,
    "USD": 2.678,
    "EUR": 2.9153,
    "RUB": 3.8179
  }
}

URL example:

http://localhost:3000/lambda?startDate=2023-01-01&endDate=2023-01-15