Ivan On Tech - Chainlink 101 Lottery

Note! This has recently been updated for the new Chainlink VRF API. userProvidedSeed is no longer needed.

Requirements

• NPM
• Truffle
• truffle chainlink smartcontractkit/box

Installation

1. Install dependencies by running:

npm install

# OR...

yarn install

Deploy

For deploying to the kovan network, Truffle will use truffle-hdwallet-provider for your mnemonic and an RPC URL. Set your environment variables $RPC_URL and $MNEMONIC before running:

truffle migrate --network kovan --reset

Test

truffle test