From 7c66c2cc84313f73f1f8804048c0f6f082eb740b Mon Sep 17 00:00:00 2001
From: Korbinian <korbiniank@outlook.de>
Date: Tue, 12 Mar 2024 01:05:38 +0100
Subject: [PATCH] get latest block timestamp, proofreceipt util

---
 .../libs/bridge/getProofReceiptForMsgHash.ts   |  7 ++++---
 packages/bridge-ui/src/libs/bridge/types.ts    | 18 +++++++++++++++++-
 .../src/libs/util/getLatestBlockTimestamp.ts   | 13 +++++++++++++
 3 files changed, 34 insertions(+), 4 deletions(-)
 create mode 100644 packages/bridge-ui/src/libs/util/getLatestBlockTimestamp.ts

diff --git a/packages/bridge-ui/src/libs/bridge/getProofReceiptForMsgHash.ts b/packages/bridge-ui/src/libs/bridge/getProofReceiptForMsgHash.ts
index 2d7936bf74..bc1af11643 100644
--- a/packages/bridge-ui/src/libs/bridge/getProofReceiptForMsgHash.ts
+++ b/packages/bridge-ui/src/libs/bridge/getProofReceiptForMsgHash.ts
@@ -4,17 +4,18 @@ import { bridgeAbi } from '$abi';
 import { routingContractsMap } from '$bridgeConfig';
 import { config } from '$libs/wagmi';
 
-import type { GetProofReceiptParams } from './types';
+import type { GetProofReceiptParams, GetProofReceiptResponse } from './types';
 
-export const getProofReceiptForMsgHash = async (args: GetProofReceiptParams) => {
+export const getProofReceiptForMsgHash = async (args: GetProofReceiptParams): Promise<GetProofReceiptResponse> => {
   const { msgHash, destChainId, srcChainId } = args;
   const destBridgeAddress = routingContractsMap[Number(destChainId)][Number(srcChainId)].bridgeAddress;
 
-  return await readContract(config, {
+  const response: GetProofReceiptResponse = await readContract(config, {
     abi: bridgeAbi,
     address: destBridgeAddress,
     functionName: 'proofReceipt',
     args: [msgHash],
     chainId: Number(destChainId),
   });
+  return response;
 };
diff --git a/packages/bridge-ui/src/libs/bridge/types.ts b/packages/bridge-ui/src/libs/bridge/types.ts
index c8ab83df51..c712611429 100644
--- a/packages/bridge-ui/src/libs/bridge/types.ts
+++ b/packages/bridge-ui/src/libs/bridge/types.ts
@@ -8,7 +8,9 @@ export enum MessageStatus {
   RETRIABLE,
   DONE,
   FAILED,
-  ONLY_OWNER,
+  TOO_EARLY, // ONLY UI: If the invaction is too early
+  ONLY_OWNER, // ONLY UI: Gas limit is 0, so only the user can claim
+  PROVEN, // ONLY UI: Claim step 1 of 2
 }
 
 // Bridge sendMessage()
@@ -234,3 +236,17 @@ export type GetContractAddressType = {
   tokenType: TokenType;
   contractType: ContractType;
 };
+
+export type GetProofReceiptParams = {
+  msgHash: Hash;
+  destChainId: bigint;
+  srcChainId: bigint;
+};
+
+// timestamp, preferred claimer address
+export type GetProofReceiptResponse = readonly [bigint, Address];
+
+export type DetermineTransactionStatusArgs = {
+  tx: BridgeTransaction;
+  claimer: Maybe<Address>;
+};
diff --git a/packages/bridge-ui/src/libs/util/getLatestBlockTimestamp.ts b/packages/bridge-ui/src/libs/util/getLatestBlockTimestamp.ts
new file mode 100644
index 0000000000..d8443fd398
--- /dev/null
+++ b/packages/bridge-ui/src/libs/util/getLatestBlockTimestamp.ts
@@ -0,0 +1,13 @@
+import { getPublicClient } from '@wagmi/core';
+
+import { ClientError } from '$libs/error';
+import { config } from '$libs/wagmi';
+
+export const getLatestBlockTimestamp = async (srcChainId: bigint) => {
+  const client = getPublicClient(config, { chainId: Number(srcChainId) });
+  if (!client) throw new ClientError('Client not found');
+  const block = await client.getBlock({
+    blockTag: 'latest',
+  });
+  return block.timestamp;
+};