Express-NodeJS Application

This is a sample Express-NodeJS application that provides an API for calculating intersections.

Features

• User authentication using JWT tokens
• Protected route for calculating intersections with authorization check
• Integration with turf.js library for intersection calculations
• Error handling for invalid linestring, missing/malformed request body, and authentication failures

Requirements

• Node.js
• NPM

API Documentation

Authentication

• POST /login
• Login route for generating a JWT token.
• Request: { "username": "admin", "password": "password" }
• Response: { "token": "your-generated-jwt-token" }

Intersections

• POST /intersections

• Protected route for calculating intersections. Requires authentication with a valid JWT token.

• Request: { "linestring": { "type": "LineString", "coordinates": [ [0, 0], [1, 1], [2, 2] ] }

• Response: (Success): { "intersectingLines": [ { "id": "L01", "start": [1, 1], "end": [2, 2] }, ] }

• Response: (No intersections): { "intersectingLines": [] }