Helios

A weather futures trading platform on the Ethereum blockchain using a Chainlink Oracle (Honeycomb)

Before installation

• Sign up to the Honeycomb marketplace to access the job listings

• Install npm

• Install truffle globally using:

npm install -g truffle

• Install the Metamask add-on to your browser and create a wallet. Note down the mnemonics. Fund it with Ropsten ETH and Ropsten LINK.

• Create an Infura account, get an endpoint URL for the Ropsten testnet and note it down.

• (Optional) Install Visual Studio Code

Installation

• Clone this repo

• Install the dependencies:

npm install

• Create the file that you are going to enter your Infura credentials:

cp wallet.json.example wallet.json

• Open the newly created wallet.json file and enter the mnemonics and the endpoint URL you have noted down earlier, similar to wallet.json.example.

• Deploy the contract (Ropsten LINK will be transferred from your wallet to the contract automatically during deployment)

npm run deploy-ropsten

• Run the test script

npm run test-ropsten