Smart Contracts Applications

Quick start

install required libraries

npm install -g truffle 
npm install -g web3

got at the root of the project and run the command

truffle compile

in the meantime, start ganache then migrate the smart-contract to the desired network, edit the configuration in the truffle-config.js

truffle migrate --network development

run tests if needed

truffle test

1. Run the StudentContract app

setup first the .env file with the sender and contract address then run the command

1. Change directory

cd studentNumberContract/app

2. Run the command

npm run start

2. Run the Pub-Sub app

setup first the .env file with the sender and contract address then run the command

1. Change directory

cd pubSubContract/app

2. Run the command in 3 distinct terminals

1. node broker.js     # listen to the blockain and start a socket server
2. node publisher.js  # publish a message to the blockchain
3. node subscriber.js # subscribe to the broker via the smart-contract

Before launching any project, use npm install to get all dependecies required to run the applications