use ethers::providers::{Provider, ProviderTrait};
use ethers::types::{BlockNumber, UnsignedTransaction};
use ethers::wallet::{Mainnet, Wallet};
use std::convert::TryFrom;
use std::str::FromStr;

#[tokio::main]
async fn main() -> Result<(), failure::Error> {
    let provider = Provider::try_from("http://localhost:8545")?;
    let signer = Wallet::<Mainnet>::from_str(
        "d8ebe1e50cfea1f9961908d9df28e64bb163fee9ee48320361b2eb0a54974269",
    )?
    .connect(&provider);

    let nonce = provider
        .get_transaction_count(signer.inner.address, Some(BlockNumber::Latest))
        .await?;
    let tx = UnsignedTransaction {
        to: Some("986eE0C8B91A58e490Ee59718Cca41056Cf55f24".parse().unwrap()),
        gas: 21000.into(),
        gas_price: 100000.into(),
        value: 10000.into(),
        input: vec![].into(),
        nonce,
    };

    let tx = signer.send_transaction(tx).await?;

    dbg!(tx.hash);
    let tx = provider.get_transaction(tx.hash).await?;

    println!("{}", serde_json::to_string(&tx)?);

    Ok(())
}