ChemEventz - NodeJS API

 

About ChemEventz!

ChemEventz is a web application that tracks chemical events around the world. ChemEventz has been designed to be a collaborative platform to facilitate meetings between researchers, professors, students or anyone interested in these events.

How to make these meetings easier?

• ChemEventz lists recent events of the most popular events sites
• Allows users of the platform to add the next known events
• ChemEventz may allow you to find your future collaborator, job or internship during these meetings

ChemEventz is divided into 5 parts available in my Github account public repositories

• ChemEventz - scraper
• ChemEventz - NodeJS - API
• ChemEventz - Spring Boot Microservice Authentication
• ChemEventz - Spring Boot Microservice Events
• ChemEventz - Angular

Tech Dev

Dillinger uses a number of open source projects to work properly:

• Angular - HTML enhanced for web apps!
• node.js - v12 for the backend
• Express - fast node.js network app framework
• Spring Boot - focus on application-level business logic
• MongoDB - non-relationnal database for events storage
• Mysql - relational dataBase for users data storage

Tech Prod

Different technologies used to deploy ChemEventz project:

• Heroku - Deploy Spring and NodeJS microservices
• AWS S3 - Deploy Angular microservice
• AWS RDS - Cloud MYSQL database Hosting
• Mongo Atlas - Cloud MongoDB database Hosting

 

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ChemEventz - NodeJS API

Tech Dev

• Node.js - V12 for the backend
• Express - fast node.js network app framework
• MongoDB - save all events after treatment

Installation

ChemEventz requires Node.js V12 to run.

Create new folder

$ git clone https://github.com/nawelb/ChemEvents_Back_NodeJS
$ cd ChemEvents_Back_NodeJS
$ npm install

then, create .env file in root directory and add :

• PORT : free port to allow this application to run
• DB_NAME : as name of your database cf scraping project
• DB_URL : as url of MongoDB Atlas where the scraping data are stored cf scraping project
• DB_COLLECTION : as the name of the collection you choose cf scraping project

Run NodeJS API

$ node server.js

API URLs

POST

• /event-api/private/role-admin/event

/GET

• /event-api/public/events : get all data in the database
• /event-api/public/event/:_id : replace ":_id" by an event id in the db, to search an event by id
• /event-api/public/search?research=word : replace "word" by any keyword, to search an event by keyword
• /event-api/public/event?country=France : replace "France" by any country name, to search an event by country
• /event-api/public/event?city=Paris : replace "Paris" by any city name, to search an event by city

/PUT

• /event-api/private/role-admin/event

/DELETE

• /event-api/private/role-admin/deleteEvent/:_id : replace ":_id" by an event id in the db, to delete an event by id