Ethereum Coffee Supply Chain

A basic Ethereum DApp demonstrating the coffee supply chain from the farmer's harvest to the customer's final consumption.

UML Diagrams

• Activity Diagram
• Sequence Diagram
• State Diagram
• Class Diagram

Libraries

• Truffle v5.7.9 (core: 5.7.9)
• Ganache v7.7.5
• Solidity - 0.8.17 (solc-js)
• Node v18.14.2
• Web3.js v1.8.2
• sol2uml 2.5.1 - To generate solidity Class Diagram

Goerli transactions

https://goerli.etherscan.io/address/0xfa86941c9c7c4a14979e693408a8724e007eb33e

Getting Started (locally)

From root directory:

1. npm install
2. npm install truffle
3. npm install -s @truffle/contract
4. npm install -s web3
5. npm install -g ganache-cli
6. ./node_modules/.bin/truffle compile
7. ./node_modules/.bin/truffle migrate --reset
8. ./node_modules/.bin/truffle test
9. ./node_modules/.bin/truffle deploy
10. npm run dev

Deploy contracts to Goerli

1. Edit infuraKey and mnemonic in truffle-config.js
2. truffle migrate --network goerli

IPFS Deployment

https://ipfs.io/ipfs/QmV8mPAkgn9oyuSviKbyGbmkT9kjFoLmfFKB7fUsfs7NBD/ipfsc/