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author | Florian Dold <florian@dold.me> | 2023-04-05 11:06:22 +0200 |
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committer | Florian Dold <florian@dold.me> | 2023-04-05 11:06:22 +0200 |
commit | d5c5c7463e5210916822c8030bb59c7b0f3ccc1c (patch) | |
tree | 0c23e1f5e8f38a40cedea01c459c984a322385ac | |
parent | 7090807fcbb2e7345ad0566c0057540e34bfb9f5 (diff) | |
download | wallet-core-d5c5c7463e5210916822c8030bb59c7b0f3ccc1c.tar.xz |
wallet-core: also return top-level fee gap estimate
-rw-r--r-- | packages/taler-util/src/wallet-types.ts | 6 | ||||
-rw-r--r-- | packages/taler-wallet-core/src/operations/pay-peer.ts | 5 |
2 files changed, 11 insertions, 0 deletions
diff --git a/packages/taler-util/src/wallet-types.ts b/packages/taler-util/src/wallet-types.ts index a761c5cff..11162df14 100644 --- a/packages/taler-util/src/wallet-types.ts +++ b/packages/taler-util/src/wallet-types.ts @@ -2263,6 +2263,12 @@ export interface PayPeerInsufficientBalanceDetails { */ balanceMaterial: AmountString; + /** + * If non-zero, the largest fee gap estimate of an exchange + * where we would otherwise have enough balance available. + */ + feeGapEstimate: AmountString; + perExchange: { [url: string]: { balanceAvailable: AmountString; diff --git a/packages/taler-wallet-core/src/operations/pay-peer.ts b/packages/taler-wallet-core/src/operations/pay-peer.ts index 92ec549dd..ebf521079 100644 --- a/packages/taler-wallet-core/src/operations/pay-peer.ts +++ b/packages/taler-wallet-core/src/operations/pay-peer.ts @@ -342,6 +342,8 @@ export async function selectPeerCoins( const perExchange: PayPeerInsufficientBalanceDetails["perExchange"] = {}; + let maxFeeGapEstimate = Amounts.zeroOfCurrency(currency); + for (const exch of exchanges) { if (exch.detailsPointer?.currency !== currency) { continue; @@ -361,12 +363,15 @@ export async function selectPeerCoins( balanceMaterial: Amounts.stringify(infoExchange.balanceMaterial), feeGapEstimate: Amounts.stringify(gap), }; + + maxFeeGapEstimate = Amounts.max(maxFeeGapEstimate, gap); } const errDetails: PayPeerInsufficientBalanceDetails = { amountRequested: Amounts.stringify(instructedAmount), balanceAvailable: Amounts.stringify(infoGeneral.balanceAvailable), balanceMaterial: Amounts.stringify(infoGeneral.balanceMaterial), + feeGapEstimate: Amounts.stringify(maxFeeGapEstimate), perExchange, }; |