D-Healthcare

D-Healthcare is a blockchain-based decentralized application for storing and sharing of EMR (Electronic Medical Records) of patients. It provides an end-to-end solution for a healthcare system while securely storing patient medical records, and giving patients control over their data.

Prerequisites:

1. Truffle

   • Truffle is a framework used for building blockchain based applications. It eases the process of writing and deploying smart contracts.
   • Truffle can be installed with NPM via the command line

     $ npm install -g truffle

   • If NPM is not installed, it can installed using this link - https://nodejs.org/en/download/

2. Ganache

   • Ganache is a tool, part of the Truffle suite, that creates a private Ethereum based blockchain on a local system and can be used for testing contracts and development purposes.
   • Ganache can be installed using NPM

     $ npm install ganache --global

   • Alternatively, Ganache can be downloaded and installed from here - https://trufflesuite.com/ganache/

3. React

   • ReactJS is a JavaScript library that is used for building user interfaces. It is one of the famous frontend frameworks for developing single page applications.
   • First, we need to install create-react-app

     npm install create-react-app

   • This create-react-app can be used on the command line to create React projects

4. MetaMask

   • Metamask is a browser extension that is used to manage crypto wallets and helps browsers connect to blockchain. It allows users to interact with decentralized applications.
   • This browser extension for Chrome can be downloaded from here.

Steps to run:

1. Clone this GitHub repository
2. Run Ganache and copy the addresses provided from ganache to Health.sol
3. Open terminal and run:

   truffle migrate --reset

4. Copy the json files from build/contracts folder to frontend/abis
5. Open another terminal and run the following commands:

   cd frontend
npm i
npm start