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fix: preserve multiple token transfers per tx hash in transaction history #75

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clawbot wants to merge 1 commits from fix/issue-72-address-token-tx-history into main
pull from: fix/issue-72-address-token-tx-history
merge into: sneak:main
Conversation 1 Commits 1 Files Changed 1 +13 -4
1 changed files with 13 additions and 4 deletions
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17
src/shared/transactions.js
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@@ -153,9 +153,14 @@ async function fetchRecentTransactions(address, blockscoutUrl, count = 25) {
// When a token transfer shares a hash with a normal tx, the normal tx
// is the contract call (0 ETH) and the token transfer has the real
// amount and symbol. Replace the normal tx with the token transfer,
// but preserve contract call metadata (direction, label, method) so
// swaps and other contract interactions display correctly.
// amount and symbol. Preserve contract call metadata (direction, label,
// method) so swaps and other contract interactions display correctly.
//
// A single tx hash can produce multiple token transfers (e.g. a swap
// sends token A and receives token B). Use a composite key
// (hash:contractAddress) so every transfer is preserved. The original
// normal-tx entry (keyed by bare hash) is removed when at least one
// token transfer replaces it.
for (const tt of ttJson.items || []) {
const parsed = parseTokenTransfer(tt, addrLower);
const existing = txsByHash.get(parsed.hash);
@@ -164,8 +169,12 @@ async function fetchRecentTransactions(address, blockscoutUrl, count = 25) {
parsed.directionLabel = existing.directionLabel;
parsed.isContractCall = true;
parsed.method = existing.method;
// Remove the bare-hash normal tx so it isn't duplicated
txsByHash.delete(parsed.hash);
}
txsByHash.set(parsed.hash, parsed);
// Use composite key so multiple token transfers per tx are kept
const compositeKey = parsed.hash + ":" + (parsed.contractAddress || "");
txsByHash.set(compositeKey, parsed);
}
const txs = [...txsByHash.values()];