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feat(#471): allow utxos query on empty addresses list for Maestro pro… #472

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4TT1L4 merged 2 commits into from
Aug 27, 2025
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feat(#471): allow utxos query on empty addresses list for Maestro pro… #472

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feat(#471): allow utxos query on empty addresses list for Maestro pro…
sourabhxyz Aug 26, 2025
7342c09
chore(#471): update changelog
sourabhxyz Aug 26, 2025
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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
@@ -1,3 +1,7 @@
## Next

* `utxosAtAddresses` doesn't throw error when querying for empty addresses list against Maestro provider.

## 0.14.1

* Added `utxosWithAsset` for efficiently querying of UTxOs containing a specified asset.
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7 changes: 6 additions & 1 deletion src/GeniusYield/Providers/Maestro.hs
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Expand Up @@ -313,7 +313,12 @@ maestroUtxosAtAddresses :: Maestro.MaestroEnv 'Maestro.V1 -> [GYAddress] -> IO G
maestroUtxosAtAddresses env addrs = do
let addrsInText = map addressToText addrs
-- Here one would not get `MaestroNotFound` error.
addrUtxos <- handleMaestroError locationIdent <=< try $ Maestro.allPages (flip (Maestro.utxosAtMultiAddresses env (Just False) (Just False)) $ coerce addrsInText)
addrUtxos <-
if null addrs
then
pure []
else
handleMaestroError locationIdent <=< try $ Maestro.allPages (flip (Maestro.utxosAtMultiAddresses env (Just False) (Just False)) $ coerce addrsInText)

either (throwIO . MspvDeserializeFailure locationIdent) (pure . utxosFromList) (traverse utxoFromMaestro addrUtxos)
where
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