Backend APIs

A collection of Node.js APIs and microservices, using MongoDB as database and Mongoose as Object Document Mapper.

Exercise Tracker

The user is able to view and create logs of their training activity with the following schema:

{
  "username": "cowie"
  "description": "Evening run",
  "duration": 60,
  "date": "Thu Jan 27 2022",
  "_id": "5fb5853f734231456ccb3b05"
}

File Metadata

Microservice that allows for quick scanning of file metadata. The service accepts any kind of valid file that supports said data, with the following response schema:

{
  "name": "Image (1)",
  "type": "image/jpeg",
  "size": 51857
}

Request Header Parser

Basic HTTP request header parser implementation. A call to /api/whoami returns a JSON object with the following properties:

{
  "ipaddress": "160.20.14.100",
  "language": "en-US,en;q=0.5",
  "software": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:50.0) Gecko/20100101 Firefox/50.0"
}

Timestamp Microservice

Service that is able to return the current time or a valid provided one in different formats. The returned JSON schema is as follows:

{
  "unix": 1643316004152, 
  "utc": "Thu, 27 Jan 2022 20:39:02 GMT"
}

URL Shortener

The user provides a valid URL, which is then hashed and saved to MongoDB. A subsequent call to /api/shorturl/<hash> redirects to the original URL. The response body is: