Vending Machine Smart Contract

A solidity smart contract that behaves like a vending machine with vending machine items balances for each account, setting prices, buying donuts, restocking donuts and features allowed only to the contract owner.

Prerequisites

• Node.js
• Ganache

Get Started

1. Clone the repo

   git clone
   

2. Install truffle (compilation and deployment of smart contracts)

   npm install -g truffle
   

3. Install ganache software and run it on your machine (it will start a local blockchain)

4. Compile the smart contract

   truffle compile
   

5. Deploy the smart contract to the local blockchain (ganache)

    truffle migrate
   

6. Run react app to interact with the smart contract (src contains the raect code to interact with the smart contract using web3.js)

   npm install
   npm start
   

Note

The smart contract will be deployed on ganache blockchain which should be running on localhost:7545.

Change it in truffle-config.js if you want a different port.