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Add support for ENS.

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This commit is contained in:
FiveMovesAhead 2024-10-23 08:59:35 +01:00
parent 6b9375fd55
commit 474bf82934
2 changed files with 90 additions and 12 deletions
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71
tig-utils/src/eth.rs
View File

@ -88,21 +88,21 @@ mod web3_feature {
pub const GNOSIS_SAFE_ABI: &str = r#"[
{
"inputs": [
{
"name": "_dataHash",
"type": "bytes32"
},
{
"name": "_signature",
"type": "bytes"
}
{
"name": "_dataHash",
"type": "bytes32"
},
{
"name": "_signature",
"type": "bytes"
}
],
"name": "isValidSignature",
"outputs": [
{
"name": "",
"type": "bytes4"
}
{
"name": "",
"type": "bytes4"
}
],
"payable": false,
"stateMutability": "view",
@ -142,6 +142,53 @@ mod web3_feature {
Err(e) => Err(anyhow!("Failed query isValidSignature: {:?}", e)),
}
}
pub const ENS_REVERSE_RECORDS_ADDRESS: &str = "0x3671aE578E63FdF66ad4F3E12CC0c0d71Ac7510C";
pub const ENS_REVERSE_RECORDS_ABI: &str = r#"[
{
"inputs": [
{
"internalType": "address[]",
"name": "addresses",
"type": "address[]"
}
],
"name": "getNames",
"outputs": [
{
"internalType": "string[]",
"name": "r",
"type": "string[]"
}
],
"stateMutability": "view",
"type": "function"
}
]"#;
pub async fn lookup_ens_name(rpc_url: &str, address: &str) -> Result<String> {
let transport = web3::transports::Http::new(rpc_url)?;
let eth = web3::Web3::new(transport).eth();
let reverse_records = Contract::from_json(
eth.clone(),
H160::from_str(ENS_REVERSE_RECORDS_ADDRESS)?,
ENS_REVERSE_RECORDS_ABI.as_bytes(),
)?;
let addresses = vec![H160::from_str(address.trim_start_matches("0x"))?];
let names: Vec<String> = reverse_records
.query("getNames", (addresses,), None, Options::default(), None)
.await?;
// Return first name or address if empty
Ok(if !names[0].is_empty() {
names[0].clone()
} else {
address.to_string()
})
}
}
#[cfg(feature = "web3")]

31
tig-utils/tests/eth.rs
View File

@ -89,4 +89,35 @@ mod tests {
}
);
}
#[tokio::test]
async fn test_lookup_ens_name() {
assert_eq!(
tig_utils::lookup_ens_name(
"https://eth-mainnet.public.blastapi.io",
"0x225f137127d9067788314bc7fcc1f36746a3c3B5",
)
.await
.unwrap(),
"luc.eth".to_string()
);
assert_eq!(
tig_utils::lookup_ens_name(
"https://eth-mainnet.public.blastapi.io",
"0x0532d3971666953bc2db8619b89d546b3938a535",
)
.await
.unwrap(),
"harrisandtrotter.eth".to_string()
);
assert_eq!(
tig_utils::lookup_ens_name(
"https://eth-mainnet.public.blastapi.io",
"0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
)
.await
.unwrap(),
"vitalik.eth".to_string()
);
}
}