feat: add get-time-lock-id script

package.json

@@ -14,6 +14,7 @@
     "deploy:via:tf": "terraform -chdir=infra apply",
     "gcp-build": "npm run build",
     "generate:env": "terraform -chdir=infra apply -target=local_file.env_file",
+    "get-time-lock-id": "ts-node src/utils/get-time-lock-id.ts",
     "logs": "./get-logs.sh",
     "logs:url": "./get-logs-url.sh",
     "prestart": "npm run build",
@@ -38,6 +39,7 @@
     "@types/eslint__js": "^8.42.3",
     "eslint": "^9.7.0",
     "rimraf": "^6.0.1",
+    "ts-node": "^10.9.2",
     "typescript": "^5.5.3",
     "typescript-eslint": "^8.0.0-alpha.51"
   }

src/utils/get-time-lock-id.ts

@@ -0,0 +1,78 @@
+import {
+  createPublicClient,
+  encodeAbiParameters,
+  parseAbiParameters,
+  http,
+  decodeEventLog,
+  TransactionReceipt,
+  PublicClient,
+  keccak256,
+} from "viem";
+import { mainnet } from "viem/chains";
+import GovernorABI from "../governor-abi";
+
+async function getTransactionReceiptAndDecodeLogs(
+  client: PublicClient,
+  txHash: `0x${string}`,
+) {
+  try {
+    const receipt: TransactionReceipt = await client.getTransactionReceipt({
+      hash: txHash,
+    });
+
+    for (const log of receipt.logs) {
+      try {
+        const decodedLog = decodeEventLog({
+          abi: GovernorABI,
+          data: log.data,
+          topics: log.topics,
+        });
+
+        if (decodedLog.eventName !== "ProposalCreated") {
+          continue;
+        }
+
+        console.log("Decoded event log", decodedLog);
+
+        // @ts-ignore
+        const { targets, values, calldatas, description } = decodedLog.args;
+        const descriptionHash = keccak256(Buffer.from(description));
+
+        const proposalId = keccak256(
+          encodeAbiParameters(
+            parseAbiParameters(
+              "address[], uint256[], bytes[], uint256, bytes32",
+            ),
+            // _timelockIds[proposalId] = _timelock.hashOperationBatch(targets, values, calldatas, 0, descriptionHash);
+            [targets, values, calldatas, 0n, descriptionHash],
+          ),
+        );
+
+        console.log("Proposal timeLockId:", proposalId.toString());
+      } catch (error) {
+        console.error("Error decoding log:", error);
+      }
+    }
+  } catch (error) {
+    console.error("Error fetching transaction receipt:", error);
+  }
+}
+
+async function main() {
+  if (process.argv.length !== 4) {
+    console.error("Usage: npm run get-time-lock-id -- <RPC_URL> <TX_HASH>");
+    process.exit(1);
+  }
+
+  const RPC_URL = process.argv[2];
+  const TX_HASH = process.argv[3] as `0x${string}`;
+
+  const client = createPublicClient({
+    chain: mainnet,
+    transport: http(RPC_URL),
+  });
+
+  await getTransactionReceiptAndDecodeLogs(client, TX_HASH);
+}
+
+main().then(() => {});