ftsov2_consumer_coston2.rs

// THIS IS EXAMPLE CODE. DO NOT USE THIS CODE IN PRODUCTION.
use alloy::{
    primitives::{address, fixed_bytes},
    providers::ProviderBuilder,
    sol,
};
use eyre::Result;

sol!(
    #[sol(rpc)]
    FtsoV2,
    r#"[{"inputs":[{"internalType":"address","name":"_addressUpdater","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"FTSO_PROTOCOL_ID","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"fastUpdater","outputs":[{"internalType":"contract IFastUpdater","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"fastUpdatesConfiguration","outputs":[{"internalType":"contract IFastUpdatesConfiguration","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getAddressUpdater","outputs":[{"internalType":"address","name":"_addressUpdater","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes21","name":"_feedId","type":"bytes21"}],"name":"getFeedById","outputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"int8","name":"","type":"int8"},{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes21","name":"_feedId","type":"bytes21"}],"name":"getFeedByIdInWei","outputs":[{"internalType":"uint256","name":"_value","type":"uint256"},{"internalType":"uint64","name":"_timestamp","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_index","type":"uint256"}],"name":"getFeedByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"int8","name":"","type":"int8"},{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_index","type":"uint256"}],"name":"getFeedByIndexInWei","outputs":[{"internalType":"uint256","name":"_value","type":"uint256"},{"internalType":"uint64","name":"_timestamp","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_index","type":"uint256"}],"name":"getFeedId","outputs":[{"internalType":"bytes21","name":"","type":"bytes21"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes21","name":"_feedId","type":"bytes21"}],"name":"getFeedIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes21[]","name":"_feedIds","type":"bytes21[]"}],"name":"getFeedsById","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"int8[]","name":"","type":"int8[]"},{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes21[]","name":"_feedIds","type":"bytes21[]"}],"name":"getFeedsByIdInWei","outputs":[{"internalType":"uint256[]","name":"_values","type":"uint256[]"},{"internalType":"uint64","name":"_timestamp","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_indices","type":"uint256[]"}],"name":"getFeedsByIndex","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"int8[]","name":"","type":"int8[]"},{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_indices","type":"uint256[]"}],"name":"getFeedsByIndexInWei","outputs":[{"internalType":"uint256[]","name":"_values","type":"uint256[]"},{"internalType":"uint64","name":"_timestamp","type":"uint64"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"relay","outputs":[{"internalType":"contract IRelay","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32[]","name":"_contractNameHashes","type":"bytes32[]"},{"internalType":"address[]","name":"_contractAddresses","type":"address[]"}],"name":"updateContractAddresses","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"bytes32[]","name":"proof","type":"bytes32[]"},{"components":[{"internalType":"uint32","name":"votingRoundId","type":"uint32"},{"internalType":"bytes21","name":"id","type":"bytes21"},{"internalType":"int32","name":"value","type":"int32"},{"internalType":"uint16","name":"turnoutBIPS","type":"uint16"},{"internalType":"int8","name":"decimals","type":"int8"}],"internalType":"struct FtsoV2Interface.FeedData","name":"body","type":"tuple"}],"internalType":"struct FtsoV2Interface.FeedDataWithProof","name":"_feedData","type":"tuple"}],"name":"verifyFeedData","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"}]"#
);

#[tokio::main]
async fn main() -> Result<()> {
    // FtsoV2 address (Flare Testnet Coston2)
    // See https://dev.flare.network/ftso/solidity-reference
    let ftso_address = address!("C4e9c78EA53db782E28f28Fdf80BaF59336B304d");
    let rpc_url = "https://coston2-api.flare.network/ext/C/rpc".parse()?;
    let feed_ids = vec![
        fixed_bytes!("01464c522f55534400000000000000000000000000"), // FLR/USD
        fixed_bytes!("014254432f55534400000000000000000000000000"), // BTC/USD
        fixed_bytes!("014554482f55534400000000000000000000000000"), // ETH/USD
    ];
    // Connect to an RPC node
    let provider = ProviderBuilder::new().connect_http(rpc_url);
    // Set up contract instance
    let ftsov2 = FtsoV2::new(ftso_address, provider);
    // Fetch current feeds
    let FtsoV2::getFeedsByIdReturn { _0, _1, _2 } = ftsov2.getFeedsById(feed_ids).call().await?;
    // Print results
    println!("Feeds:{_0:?}");
    println!("Decimals:{_1:?}");
    println!("Timestamp:{_2:?}");
    Ok(())
}