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(WIP) ENH: For fixed timestamp chains, compute the fixed timestamp at submi… #1784

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(WIP) ENH: For fixed timestamp chains, compute the fixed timestamp at submi… #1784

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ENH: For fixed timestamp chains, compute the fixed timestamp at submi…
cc7768 Aug 27, 2025
efd2c86
fix diff issue
mrice32 Aug 27, 2025
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11 changes: 5 additions & 6 deletions api/_exclusivity/index.ts
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Original file line number Diff line number Diff line change
@@ -1,14 +1,14 @@
import { ethers } from "ethers";
import * as sdk from "@across-protocol/sdk";
import { getCachedTokenBalances, getCachedLatestBlock } from "../_utils";

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'getCachedLatestBlock' is defined but never used
import { getExclusivityPeriod, getRelayerConfig, getStrategy } from "./config";
import { ExclusiveRelayer } from "./types";

type BigNumber = ethers.BigNumber;
const { parseUnits } = ethers.utils;
const { ZERO_ADDRESS, CHAIN_IDs } = sdk.constants;

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'CHAIN_IDs' is assigned a value but never used
const { fixedPointAdjustment: fixedPoint } = sdk.utils;
const REORG_CHAINS = [CHAIN_IDs.MAINNET, CHAIN_IDs.POLYGON, CHAIN_IDs.SCROLL];
// const REORG_CHAINS = [CHAIN_IDs.MAINNET, CHAIN_IDs.POLYGON, CHAIN_IDs.SCROLL];

/**
* Select a specific relayer exclusivity strategy to apply.
Expand Down Expand Up @@ -58,11 +58,10 @@
);

if (relayers.length > 0) {
// Only get the latest block if we are doing an exclusive relay and on a chain which re-orgs.
if (REORG_CHAINS.includes(originChainId)) {
const currentBlock = await getCachedLatestBlock(originChainId);
exclusivityPeriodSec += currentBlock.timestamp;
}
// if (REORG_CHAINS.includes(originChainId)) {
// const currentBlock = await getCachedLatestBlock(originChainId);
// exclusivityPeriodSec += currentBlock.timestamp;
// }

exclusiveRelayer = selectorFn(relayers);
exclusivityPeriod =
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9 changes: 9 additions & 0 deletions src/views/Bridge/hooks/useBridgeAction/factory.ts
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Expand Up @@ -124,6 +124,15 @@ export function createBridgeActionHook(strategy: BridgeActionStrategy) {
ampli.depositNetworkMismatch(networkMismatchProperties);
});
};

// Before sending, fetch a new timestamp if it's on Mainnet or Polygon and use that for
// the exclusivity
const REORG_CHAIN_IDS = [1, 137, 534352];
if (REORG_CHAIN_IDS.includes(frozenDepositArgs.fromChain)) {
const currTimestampInSeconds = Math.floor(Date.now() / 1000);
frozenDepositArgs.exclusivityDeadline =
currTimestampInSeconds + frozenDepositArgs.exclusivityDeadline;
}
const txHash = await strategy.sendDepositTx({
depositArgs: frozenDepositArgs,
transferQuote: frozenTransferQuote,
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