what is nodejs ?

node.js

"...development platform built on top of Google's V8 JavaScript virtual machine. The Node.js libraries are focused on building server-side applications in JavaScript."

v8

"...V8 is the JavaScript execution engine built for Google Chrome and open-sourced by Google in 2008. Written in C++, V8 compiles JavaScript source code to native machine code instead of interpreting it in real time"

the node.js system

confused ?

demonstration

hello world

what problem it solves ?

when use nodejs

• Intensive I/O 
• Web Applications
• Chat
• Data Streaming

when not use nodejs

• Parallel Applications
• Heavy Server-side computation / processing
• Intensive CPU operations

building apis with hapi.js

hapi.js

demonstration

hapi.js

joi

npm i --save hapi
npm i --save joi

demonstration

hapi.js

jwt

Hapi Auth using JSON Web Tokens (JWT)

Hapi Auth using JSON Web Tokens (JWT)

npm i --save hapi      
npm i --save hapi-auth-jwt2    //manage token on hapi lifecycle
npm i --save jsonwebtoken      //sign and validation

demonstration

hapi.js

swagger

HAPI SWAGGER

npm i --save hapi      
npm i --save joi           //object validations
npm i --save inert         //Static file and directory handler
npm i --save vision        //Templates rendering
npm i --save hapi-swagger  //API Documentation

demonstration