Lottery Game Dapp

The lottery game dapp where players choose a lucky number and bet money after wait for owner publish the result (you win or lose).

Features

• Bet with number and money
• History bet
• Show the number of players are betting
• Random number from Chainlink VRF V2

Technology Stack

• Hardhat framework (Write, test and deploy smart contract)
• Solidity 0.8.0
• Chai (Test smart contract)
• Reactjs (Use function component)
• MUI (UI)
• Etherjs
• Chainlink (Verifiable Random)
• Infura, Goerli (Deploy smart contract)

Project setup

Smart contract

1. cd smart-contract
2. npm install

• Deploy smart contract (local)

1. npx hardhat node (keep terminal run, import accounts to metamask)
2. npx hardhat run scripts/deploy.js --network localhost (open another terminal)

• Deploy smart contract (Goerli testnet)

1. Create .env file and add:
   INFURA_API_KEY_URL: "rinkeby-network-endpoint-from-infura"
   RINKEBY_PRIVATE_KEY: "account-private-key"
2. npx hardhat run scripts/deploy.js --network goerli

Frotend

1. cd web-app
2. npm install
3. npm start