Skip to content

fix(examples): skip simulateContract for bid to avoid stale RPC allowance error #87

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
WillSewell wants to merge 1 commit into from
Closed

fix(examples): skip simulateContract for bid to avoid stale RPC allowance error #87

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 5 additions & 3 deletions examples/framework/nextjs-evm/src/app/hooks/use-sale-contract.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -74,16 +74,18 @@ export const useSaleContract = (saleSpecificEntityID: Hex) => {
purchasePermitResp.Signature,
] as const;

// Skip simulateContract for the bid: it runs an eth_call against block "latest",
// and load-balanced RPCs (e.g. sepolia.base.org) may route to a node that hasn't
// yet seen the approval block, causing a spurious "transfer amount exceeds allowance"
// revert. The on-chain execution sees the confirmed approval and succeeds.
// TODO could also show an example of using the replaceBidWithPermit function instead of the replaceBidWithApproval function
const { request: bidRequest } = await simulateContract(config, {
const bidHash = await writeContractAsync({
address: saleContract,
abi: settlementSaleAbi,
functionName: "replaceBidWithApproval",
args: bidArgs,
});

const bidHash = await writeContractAsync(bidRequest);

setTxHash(bidHash);
},
[writeContractAsync, config, chainId, switchChainAsync],
Expand Down
8 changes: 5 additions & 3 deletions examples/framework/react-evm/src/hooks.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -74,16 +74,18 @@ export const useSaleContract = (saleSpecificEntityID: Hex) => {
purchasePermitResp.Signature,
] as const;

// Skip simulateContract for the bid: it runs an eth_call against block "latest",
// and load-balanced RPCs (e.g. sepolia.base.org) may route to a node that hasn't
// yet seen the approval block, causing a spurious "transfer amount exceeds allowance"
// revert. The on-chain execution sees the confirmed approval and succeeds.
// TODO could also show an example of using the replaceBidWithPermit function instead of the replaceBidWithApproval function
const { request: bidRequest } = await simulateContract(config, {
const bidHash = await writeContractAsync({
address: saleContract,
abi: settlementSaleAbi,
functionName: "replaceBidWithApproval",
args: bidArgs,
});

const bidHash = await writeContractAsync(bidRequest);

setTxHash(bidHash);
},
[writeContractAsync, config, chainId, switchChainAsync],
Expand Down
Loading