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Lower tolerated small amount
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Split tolerated amount for placing offers with unsigned accounts
and tolerated amount for taking offers.
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@sqrrm
sqrrm committed Mar 16, 2021
1 parent 6148b61 commit 99123b7
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Showing 6 changed files with 24 additions and 17 deletions.
19 changes: 11 additions & 8 deletions core/src/main/java/bisq/core/account/witness/AccountAgeWitnessService.java
View file
Expand Up @@ -414,14 +414,16 @@ private long getTradeLimit(Coin maxTradeLimit,
AccountAgeWitness accountAgeWitness,
AccountAge accountAgeCategory,
OfferPayload.Direction direction,
PaymentMethod paymentMethod) {
PaymentMethod paymentMethod,
boolean isMyLimit) {
if (CurrencyUtil.isCryptoCurrency(currencyCode) ||
!PaymentMethod.hasChargebackRisk(paymentMethod, currencyCode) ||
direction == OfferPayload.Direction.SELL) {
return maxTradeLimit.value;
}

long limit = OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT.value;
long limit = isMyLimit ? OfferRestrictions.TOLERATED_SMALL_AMOUNT_SELF.value :
OfferRestrictions.TOLERATED_SMALL_AMOUNT_PEER.value;
var factor = signedBuyFactor(accountAgeCategory);
if (factor > 0) {
limit = MathUtils.roundDoubleToLong((double) maxTradeLimit.value * factor);
Expand Down Expand Up @@ -509,7 +511,8 @@ public long getMyTradeLimit(PaymentAccount paymentAccount, String currencyCode,
accountAgeWitness,
accountAgeCategory,
direction,
paymentAccount.getPaymentMethod());
paymentAccount.getPaymentMethod(),
true);
}

///////////////////////////////////////////////////////////////////////////////////////////
Expand Down Expand Up @@ -571,14 +574,14 @@ public boolean verifyPeersTradeAmount(Offer offer,
checkNotNull(offer);

// In case we don't find the witness we check if the trade amount is above the
// TOLERATED_SMALL_TRADE_AMOUNT (0.01 BTC) and only in that case return false.
// TOLERATED_SMALL_AMOUNT_PEER and only in that case return false.
return findWitness(offer)
.map(witness -> verifyPeersTradeLimit(offer, tradeAmount, witness, new Date(), errorMessageHandler))
.orElse(isToleratedSmalleAmount(tradeAmount));
.orElse(isPeerToleratedSmallAmount(tradeAmount));
}

private boolean isToleratedSmalleAmount(Coin tradeAmount) {
return tradeAmount.value <= OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT.value;
private boolean isPeerToleratedSmallAmount(Coin tradeAmount) {
return tradeAmount.value <= OfferRestrictions.TOLERATED_SMALL_AMOUNT_PEER.value;
}


Expand Down Expand Up @@ -642,7 +645,7 @@ private boolean verifyPeersTradeLimit(Offer offer,
OfferPayload.Direction direction = offer.isMyOffer(keyRing) ?
offer.getMirroredDirection() : offer.getDirection();
peersCurrentTradeLimit = getTradeLimit(defaultMaxTradeLimit, currencyCode, peersWitness,
accountAgeCategory, direction, offer.getPaymentMethod());
accountAgeCategory, direction, offer.getPaymentMethod(), false);
}
// Makers current trade limit cannot be smaller than that in the offer
boolean result = tradeAmount.value <= peersCurrentTradeLimit;
Expand Down
6 changes: 5 additions & 1 deletion core/src/main/java/bisq/core/offer/OfferRestrictions.java
View file
Expand Up @@ -36,7 +36,11 @@ static boolean requiresUpdate() {
return new Date().after(REQUIRE_UPDATE_DATE);
}

public static Coin TOLERATED_SMALL_TRADE_AMOUNT = Coin.parseCoin("0.01");
// These values should generally be the same. However, to avoid voiding offers created with a higher limit
// the TOLERATED_SMALL_AMOUNT_PEER value can be set to the higher limit to allow those offers to be taken
// for a while.
public static Coin TOLERATED_SMALL_AMOUNT_SELF = Coin.parseCoin("0.0025");
public static Coin TOLERATED_SMALL_AMOUNT_PEER = Coin.parseCoin("0.01");

static boolean hasOfferMandatoryCapability(Offer offer, Capability mandatoryCapability) {
Map<String, String> extraDataMap = offer.getOfferPayload().getExtraDataMap();
Expand Down
4 changes: 2 additions & 2 deletions desktop/src/main/java/bisq/desktop/main/account/content/fiataccounts/FiatAccountsView.java
View file
Expand Up @@ -66,6 +66,7 @@
import bisq.desktop.util.validation.IBANValidator;
import bisq.desktop.util.validation.InteracETransferValidator;
import bisq.desktop.util.validation.JapanBankTransferValidator;
import bisq.desktop.util.validation.LengthValidator;
import bisq.desktop.util.validation.MoneyBeamValidator;
import bisq.desktop.util.validation.PerfectMoneyValidator;
import bisq.desktop.util.validation.PopmoneyValidator;
Expand All @@ -76,7 +77,6 @@
import bisq.desktop.util.validation.USPostalMoneyOrderValidator;
import bisq.desktop.util.validation.UpholdValidator;
import bisq.desktop.util.validation.WeChatPayValidator;
import bisq.desktop.util.validation.LengthValidator;

import bisq.core.account.witness.AccountAgeWitnessService;
import bisq.core.locale.Res;
Expand Down Expand Up @@ -271,7 +271,7 @@ private void onSaveNewAccount(PaymentAccount paymentAccount) {

if (PaymentMethod.hasChargebackRisk(paymentAccount.getPaymentMethod(), paymentAccount.getTradeCurrencies())) {
limitsInfoKey = "payment.limits.info.withSigning";
initialLimit = formatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT);
initialLimit = formatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_AMOUNT_SELF);
}

new Popup().information(Res.get(limitsInfoKey,
Expand Down
4 changes: 2 additions & 2 deletions desktop/src/main/java/bisq/desktop/main/offer/MutableOfferViewModel.java
View file
Expand Up @@ -724,10 +724,10 @@ void onFocusOutAmountTextField(boolean oldValue, boolean newValue) {

if (minAmount.get() != null)
minAmountValidationResult.set(isBtcInputValid(minAmount.get()));
} else if (amount.get() != null && btcValidator.getMaxTradeLimit() != null && btcValidator.getMaxTradeLimit().value == OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT.value) {
} else if (amount.get() != null && btcValidator.getMaxTradeLimit() != null && btcValidator.getMaxTradeLimit().value == OfferRestrictions.TOLERATED_SMALL_AMOUNT_SELF.value) {
amount.set(btcFormatter.formatCoin(btcValidator.getMaxTradeLimit()));
new Popup().information(Res.get("popup.warning.tradeLimitDueAccountAgeRestriction.buyer",
btcFormatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT),
btcFormatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_AMOUNT_SELF),
Res.get("offerbook.warning.newVersionAnnouncement")))
.width(900)
.show();
Expand Down
2 changes: 1 addition & 1 deletion desktop/src/main/java/bisq/desktop/main/offer/offerbook/OfferBookView.java
View file
Expand Up @@ -1117,7 +1117,7 @@ private AutoTooltipTableColumn<OfferBookListItem, OfferBookListItem> getSigningS
Res.get("offerbook.timeSinceSigning"),
Res.get("offerbook.timeSinceSigning.help",
SignedWitnessService.SIGNER_AGE_DAYS,
formatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT))) {
formatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_AMOUNT_PEER))) {
{
setMinWidth(60);
setSortable(true);
Expand Down
6 changes: 3 additions & 3 deletions desktop/src/main/java/bisq/desktop/main/offer/takeoffer/TakeOfferViewModel.java
View file
Expand Up @@ -345,16 +345,16 @@ void onFocusOutAmountTextField(boolean oldValue, boolean newValue, String userIn
if (dataModel.wouldCreateDustForMaker())
amountValidationResult.set(new InputValidator.ValidationResult(false,
Res.get("takeOffer.validation.amountLargerThanOfferAmountMinusFee")));
} else if (btcValidator.getMaxTradeLimit() != null && btcValidator.getMaxTradeLimit().value == OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT.value) {
} else if (btcValidator.getMaxTradeLimit() != null && btcValidator.getMaxTradeLimit().value == OfferRestrictions.TOLERATED_SMALL_AMOUNT_PEER.value) {
if (dataModel.getDirection() == OfferPayload.Direction.BUY) {
new Popup().information(Res.get("popup.warning.tradeLimitDueAccountAgeRestriction.seller",
btcFormatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT),
btcFormatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_AMOUNT_PEER),
Res.get("offerbook.warning.newVersionAnnouncement")))
.width(900)
.show();
} else {
new Popup().information(Res.get("popup.warning.tradeLimitDueAccountAgeRestriction.buyer",
btcFormatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_TRADE_AMOUNT),
btcFormatter.formatCoinWithCode(OfferRestrictions.TOLERATED_SMALL_AMOUNT_PEER),
Res.get("offerbook.warning.newVersionAnnouncement")))
.width(900)
.show();
Expand Down

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