Ad-Server Application

Build a Ad-server application using Node.js, Express and MongoDB.

Steps to Setup

1. Install dependencies

   npm install express
   npm install body-parser
   npm install express-rate-limit
   npm install memory-cache
   

2. Run Server

   node server.js

You can browse the apis at http://localhost:3000

3. APIs

   i) /api/getAdvertisementList

    ```bash   
   
    curl --header "Content-Type: application/json" --request POST --data '{"user_id":"1002"}' http://localhost:3000/api/getAdvertisementList
   
    ```
   

   ii) /api/recordUserInteraction

    ```bash
   
    curl --header "Content-Type: application/json" --request POST --data '{"user_id":"1001","advertisement_id":"1004", "action_type":"views"}' http://localhost:3000/api/recordUserInteraction
   
    ```
   

   iii) /api/updateUser

    ```bash
   
    curl -X PUT -H "Content-Type: application/json" -d '{"gender":"M","location":"India","interest":"Technology","user_id":1008}' http://localhost:3000/api/updateUser
   
    ```