MedLedger Analytix

Introduction

Installation Pre-requisites

The basic requirements to run the projects are node.js and npm.

Node modules

1. Open the project repo.
2. Run npm i to install all the dependencies.

Ganache

1. Ganache homepage Download and install Ganache.

IPFS

1. github page of Download and install IPFS Desktop
2. For Reference - (https://docs.ipfs.eth.link/install/command-line/#official-distributions)

Local server

1. Install Node lite-server by running the following command on your terminal npm install -g lite-server

Metamask

1. Download Metamask as a browser extension.

Running the App

Configuration

1. Ganache

• Open Ganache and click on settings in the top right corner.
• Under Server tab:
  • Set Hostname to 127.0.0.1
  • Set Port Number to 8545
  • Enable Automine
• Under Accounts & Keys tab:
  • Enable Autogenerate HD Mnemonic

2. IPFS

• Open your terminal and run ipfs init
• Then run

  ipfs config --json API.HTTPHeaders.Access-Control-Allow-Origin "['*']"
  ipfs config --json API.HTTPHeaders.Access-Control-Allow-Credentials "['true']"
  ipfs config --json API.HTTPHeaders.Access-Control-Allow-Methods "['PUT', 'POST', 'GET']"
  

3. Metamask

• After installing Metamask, click on the metamask icon on your browser.
• Click on TRY IT NOW and set it up
• Stop when Metamask asks you to create a new password.

Smart Contract

1. Install Truffle using npm install truffle -g
2. Compile Contracts using truffle compile

1. Starting your local development blockchain

• Open Ganache.
• Make sure to configure it the way mentioned above.

1. Open new Terminal and deploy contracts using truffle migrate
2. Copy deployed contract address to src/app.js

var agentContractAddress = '0x75E115394aacC7c6063E593B9292CB9417E4cbeC';

Running the App

1. Connecting Metamask to our local blockchain

• Connect metamask to localhost:8485
• Click on import account
• Select any account from ganache and copy the private key to import account into metaMask

2. Starting IPFS

• Start the IPFS Desktop Application

3. Start a local server

• Open a new terminal window and navigate to /PROJECT_DIRECTORY/app/.
• Run npm start.
• Open localhost:3000 on your browser.
• The dApp is up and running locally.

4. Start the WEB APP Separately

• Open the sub-dir named as WEB APP
• Go to the app.py
• Run python app.py
• Open localhost:5000 on your browser.
• The web app is up and running locally.
• It can also be directly accessed via the medledger as it is linked to it