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Fixed bugs in the GET /crosschain/price API endpoint caused by the introduction of ACCTv2

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This commit is contained in:
CalDescent 2021-12-07 21:20:08 +00:00
parent 5b0b939531
commit 284c9fcee2
1 changed files with 30 additions and 2 deletions
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32
src/main/java/org/qortal/api/resource/CrossChainResource.java
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@ -304,6 +304,9 @@ public class CrossChainResource {
long totalForeign = 0;
long totalQort = 0;
Map<Long, CrossChainTradeData> reverseSortedTradeData = new TreeMap<>(Collections.reverseOrder());
// Collect recent AT states for each ACCT version
for (Map.Entry<ByteArray, Supplier<ACCT>> acctInfo : acctsByCodeHash.entrySet()) {
byte[] codeHash = acctInfo.getKey().value;
ACCT acct = acctInfo.getValue().get();
@ -312,12 +315,37 @@ public class CrossChainResource {
isFinished, acct.getModeByteOffset(), (long) AcctMode.REDEEMED.value, minimumCount, maximumCount, minimumPeriod);
for (ATStateData atState : atStates) {
// We also need block timestamp for use as trade timestamp
long timestamp = repository.getBlockRepository().getTimestampFromHeight(atState.getHeight());
if (timestamp == 0) {
// Try the archive
timestamp = repository.getBlockArchiveRepository().getTimestampFromHeight(atState.getHeight());
}
CrossChainTradeData crossChainTradeData = acct.populateTradeData(repository, atState);
totalForeign += crossChainTradeData.expectedForeignAmount;
totalQort += crossChainTradeData.qortAmount;
reverseSortedTradeData.put(timestamp, crossChainTradeData);
}
}
// Loop through the sorted map and calculate the average price
// Also remove elements beyond the maxtrades limit
Set set = reverseSortedTradeData.entrySet();
Iterator i = set.iterator();
int index = 0;
while (i.hasNext()) {
Map.Entry tradeDataMap = (Map.Entry)i.next();
CrossChainTradeData crossChainTradeData = (CrossChainTradeData) tradeDataMap.getValue();
if (maxtrades != null && index >= maxtrades) {
// We've reached the limit
break;
}
totalForeign += crossChainTradeData.expectedForeignAmount;
totalQort += crossChainTradeData.qortAmount;
index++;
}
return useInversePrice ? Amounts.scaledDivide(totalForeign, totalQort) : Amounts.scaledDivide(totalQort, totalForeign);
} catch (DataException e) {
throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.REPOSITORY_ISSUE, e);