README.md

Contracts

SimpleStorage.sol
    struct People { favoriteNumber; name }
    function store(_favoriteNumber) public
    function retrieve() public view returns (favoriteNumber)
    function addPerson(_name, _favoriteNumber) public

FundMe.sol
    import AggregatorV3Interface.sol
    AggregatorV3Interface public priceFeed
    constructor(address _priceFeed) public { priceFeed; owner }
    function fund() public payable
    function getVersion() public view returns (priceFeed.version())
    function getPrice() public view returns (priceFeed.latestRoundData(2nd_output))
    function getConversionRate(ethAmountInUsd)
    function getEntranceFee() public view returns (defined)
    modifier onlyOwner()
    function withdraw() public payable onlyOwner

AggregatorV3Interface.sol
    function getRoundData(_roundId)
    function latestRoundData()

MockV3Aggregator.sol
    function updateRoundData(multiInput)
    function getRoundData(_roundId) returns (multiOutput)
    function latestRoundData() returns (multiOutput)

Lottery.sol
    import AggregatorV3Interface.sol
    import Ownable.sol
    import VRFConsumerBase.sol
    AggregatorV3Interface internal ethUsdPriceFeed
    enum LOTTERY_STATE { OPEN, CLOSED, CALCULATING_WINNER }
    constructor (multiInput) public VRFConsumerBase (
        usdEntryFee; ethUsdPriceFeed; lottery_state; fee; keyhash;
    )
    function enter() public payable
    function getEntranceFee() public view returns (costToEnter)
    function startLottery() public onlyOwner
    function endLottery() public onlyOwner
        emit requestRandomness(keyhash, fee)
    function fulfillRandomness(_requestId, _randomness)

Scripts

deploy.py: version simple_storage_wo_brownie
    read: SimpleStorage.sol
    compile: SimpleStorage.sol
        get: abi, bytecode
    connect: web3 https
        use: chain_id, my_address, private_key
    create contract:
        use: abi, bytecode
        get: nonce, transaction
        sign transaction:
            use: transaction, private_key
            get: hash, receipt
    work with contract:
        deploy contract:
            use: abi, address
            get: contract item
        store value:
            use: contract item
            get: nonce, transaction
        sign transaction:
            use: transaction, private_key
            get: hash, receipt
    call retrieve

deploy.py: version simple_storage
    import SimpleStorage.sol
    get account:
        use: private_key
    deploy contract:
        use: account
        get: contract item
    store value:
        use: contract item
        get: nonce, transaction
    call retrieve

deploy.py: version fund_me
    import FundMe.sol
    import MockV3Aggregator.sol
    get account:
        use: private_key
    deploy contract:
        use: account, eth_data_feed
        get: contract item and verify
    fund to contract
    withdraw from contract

deploy.py: version lottery
    import lottery.sol
    get account:
        use: private_key
    deploy contract:
        use: depend on constructor items in contract
        get: contract item and verify

Tests

deploy contract
store value
fund
withdraw