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Sort utxos in tx planner by hash + index deterministically
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DavidTranDucVL committed Oct 14, 2021
1 parent 701b399 commit 5d75915
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Showing 2 changed files with 12 additions and 3 deletions.
13 changes: 11 additions & 2 deletions app/frontend/wallet/account.ts
Expand Up @@ -281,6 +281,10 @@ const Account = ({config, cryptoProvider, blockchainExplorer, accountIndex}: Acc
}

const arrangeUtxos = (utxos: UTxO[], txPlanArgs: TxPlanArgs): UTxO[] => {
const sortUtxos = (utxos: UTxO[]): UTxO[] =>
utxos.sort((a, b) =>
a.txHash === b.txHash ? a.outputIndex - b.outputIndex : a.txHash.localeCompare(b.txHash)
)
const nonStakingUtxos = utxos.filter(({address}) => !isBase(addressToHex(address)))
const baseAddressUtxos = utxos.filter(({address}) => isBase(addressToHex(address)))
const adaOnlyUtxos = baseAddressUtxos.filter(({tokenBundle}) => tokenBundle.length === 0)
Expand All @@ -298,9 +302,14 @@ const Account = ({config, cryptoProvider, blockchainExplorer, accountIndex}: Acc
({tokenBundle}) =>
!tokenBundle.some((token) => token.policyId === policyId && token.assetName === assetName)
)
return [...targetTokenUtxos, ...nonStakingUtxos, ...adaOnlyUtxos, ...nonTargetTokenUtxos]
return sortUtxos([
...targetTokenUtxos,
...nonStakingUtxos,
...adaOnlyUtxos,
...nonTargetTokenUtxos,
])
}
return [...nonStakingUtxos, ...adaOnlyUtxos, ...tokenUtxos]
return sortUtxos([...nonStakingUtxos, ...adaOnlyUtxos, ...tokenUtxos])
}

const getTxPlan = async (txPlanArgs: TxPlanArgs, utxos: UTxO[]): Promise<TxPlanResult> => {
Expand Down
2 changes: 1 addition & 1 deletion app/tests/src/wallet/account/utxo-settings.js
Expand Up @@ -75,6 +75,6 @@ export const utxoSettings = {
txType: TxType.SEND_ADA,
},
availableUtxos: [utxos.adaOnly, utxos.withTokens2, utxos.legacy, utxos.withTokens1],
selectedUtxos: [utxos.withTokens1, utxos.legacy, utxos.adaOnly, utxos.withTokens2],
selectedUtxos: [utxos.legacy, utxos.adaOnly, utxos.withTokens1, utxos.withTokens2],
},
}

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