Blockchain - Coffee Supply Chain (Udacity Blockchain Developer - project 3)

This repository containts an Ethereum DApp that demonstrates a Supply Chain flow between a Seller and Buyer. The user story is similar to any commonly used supply chain process. A Seller can add items to the inventory system stored in the blockchain. A Buyer can purchase such items from the inventory system. Additionally a Seller can mark an item as Shipped, and similarly a Buyer can mark an item as Received.

Project write-up

Activity Diagram

Sequence Diagram

State Diagram

Class - Data Model Diagram

Project write-up

Additional Libraries Used

None

IPFS Details

IPFS Not used

Program Versions numbers

Node: v17.4.0 Solidity: v0.4.24 Truffle: v5.4.33 Web3.js: v1.5.3 truffle-hdwallet-provider: v8.3.1

Deployed Contract addresses - Rinkeby Test Network

https://rinkeby.etherscan.io/address/0x8275fc5c250b471163ffc7344b0fb61bf51e96f5