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WIP: feat(domains): Add .brother domain resolution support #1

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WIP: feat(domains): Add .brother domain resolution support #1

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33 changes: 30 additions & 3 deletions bot/modules/starknet.js
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Original file line number Diff line number Diff line change
@@ -1,6 +1,16 @@
import "dotenv/config";

import { Provider, Contract, Account, cairo, CallData } from "starknet";
import { num } from "starknet";

// Function to encode domain parts
const useEncoded = (str) => {
if (!str) return num.toBigInt(0);
const encoded = Buffer.from(str.toLowerCase())
.reduce((acc, byte) => acc + byte.toString(16).padStart(2, "0"), "0x");
return num.toBigInt(encoded);
};

//initialize Provider
const provider = new Provider({
nodeUrl: process.env.RPC_URL,
Expand Down Expand Up @@ -59,10 +69,27 @@ const mintToUser = async (calldata) => {

const getAddressFromDomain = async (domainName) => {
try {
const res = await provider.getAddressFromStarkName(domainName);
return res;
if (domainName.endsWith('.stark')) {
const res = await provider.getAddressFromStarkName(domainName);
return res;
} else if (domainName.endsWith('.brother')) {
const encodedDomain = domainName
.replace('.brother', '')
.split('.')
.map((part) => useEncoded(part).toString(10));

const domainDetails = await provider.callContract({
contractAddress: process.env.BROTHER_CONTRACT,
entrypoint: 'get_details_by_domain',
calldata: CallData.compile({ domain: encodedDomain }),
});

// The contract returns a DomainDetails struct where resolver is the second field
return domainDetails[1];
}
return null;
} catch (err) {
console.log(`Error fetching address for domain ${domainName}`);
console.log(`Error fetching address for domain ${domainName}:`, err);
return null;
}
};
Expand Down
4 changes: 2 additions & 2 deletions bot/utils/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@ export const checkForAddressFromTweet = (tweet) => {
};

export const checkDomainFromTweet = async (tweet) => {
const regex = /\.stark$/;
const regex = /\.(stark|brother)$/;

// split words and check
let wordIndex = 0;
Expand All @@ -32,7 +32,7 @@ export const checkDomainFromTweet = async (tweet) => {
let numOfWords = formattedText.split(" ").length;
while (wordIndex < numOfWords) {
const word = formattedText.split(" ")[wordIndex];
if (regex.test(word) && word !== ".stark") {
if (regex.test(word) && word !== ".stark" && word !== ".brother") {
currentAddress = await getAddressFromDomain(word?.toLowerCase());
}
wordIndex++;
Expand Down