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API additions for automating transaction building #2906

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merged 11 commits into from
Jul 13, 2021
Merged

API additions for automating transaction building #2906

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132e0a2
Tidy up the {to,from}ShelleyTxOut conversion functions
dcoutts Jul 7, 2021
9147b7b
Add rename fromUTxO to fromLedgerUTxO and add toLedgerUTxO
dcoutts Jul 7, 2021
a67dc66
Add API evaluateTransactionBalance
dcoutts Jul 7, 2021
a8e2460
Add API evaluateTransactionFee
dcoutts Jul 8, 2021
ead1a15
Add API estimateTransactionKeyWitnessCount
dcoutts Jul 8, 2021
ea5c08f
Introduce API concept of ScriptWitnessIndex
dcoutts Jul 8, 2021
7a6da1f
Export collectTxBodyScriptWitnesses and make it use ScriptWitnessIndex
dcoutts Jul 8, 2021
ddfe2b4
Add API evaluateTransactionExecutionUnits
dcoutts Jul 8, 2021
e20909a
Add a few TxBody utils
dcoutts Jul 9, 2021
66c86f2
Add API makeTransactionBodyAutoBalance
dcoutts Jul 9, 2021
1600261
Fix hlint warnings
dcoutts Jul 9, 2021
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2 changes: 2 additions & 0 deletions cardano-api/cardano-api.cabal
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Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,7 @@ library
build-depends: aeson >= 1.5.6.0
, aeson-pretty >= 0.8.5
, attoparsec
, array
, base16-bytestring >= 1.0
, base58-bytestring
, bech32 >= 1.1.0
Expand Down Expand Up @@ -127,6 +128,7 @@ library
, ouroboros-network
, ouroboros-network-framework
, plutus-ledger-api
, prettyprinter
, scientific
, shelley-spec-ledger
, small-steps
Expand Down
22 changes: 18 additions & 4 deletions cardano-api/src/Cardano/Api.hs
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Expand Up @@ -221,6 +221,24 @@ module Cardano.Api (
updateProposalSupportedInEra,
scriptDataSupportedInEra,

-- ** Fee calculation
transactionFee,
estimateTransactionFee,
evaluateTransactionFee,
estimateTransactionKeyWitnessCount,

-- ** Script execution units
evaluateTransactionExecutionUnits,
ScriptExecutionError(..),
TransactionValidityIntervalError,

-- ** Transaction balance
evaluateTransactionBalance,

-- ** Building transactions with automated fees and balancing
makeTransactionBodyAutoBalance,
TxBodyErrorAutoBalance(..),

-- * Signing transactions
-- | Creating transaction witnesses one by one, or all in one go.
Tx(Tx),
Expand All @@ -239,10 +257,6 @@ module Cardano.Api (
makeShelleyKeyWitness,
makeShelleyBootstrapWitness,

-- * Fee calculation
transactionFee,
estimateTransactionFee,

-- * Transaction metadata
-- | Embedding additional structured data within transactions.
TxMetadata(..),
Expand Down
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