feat: transaction TTL support

Signed-off-by: Chris Gianelloni <[email protected]>

Author: wolf31o2

ledger/allegra.go

@@ -121,6 +121,10 @@ func (t AllegraTransaction) Fee() uint64 {
 	return t.Body.Fee()
 }
 
+func (t AllegraTransaction) TTL() uint64 {
+	return t.Body.TTL()
+}
+
 func (t AllegraTransaction) Metadata() *cbor.Value {
 	return t.TxMetadata
 }

ledger/alonzo.go

@@ -216,6 +216,10 @@ func (t AlonzoTransaction) Fee() uint64 {
 	return t.Body.Fee()
 }
 
+func (t AlonzoTransaction) TTL() uint64 {
+	return t.Body.TTL()
+}
+
 func (t AlonzoTransaction) Metadata() *cbor.Value {
 	return t.TxMetadata
 }

ledger/babbage.go

@@ -338,6 +338,10 @@ func (t BabbageTransaction) Fee() uint64 {
 	return t.Body.Fee()
 }
 
+func (t BabbageTransaction) TTL() uint64 {
+	return t.Body.TTL()
+}
+
 func (t BabbageTransaction) Metadata() *cbor.Value {
 	return t.TxMetadata
 }

ledger/byron.go

@@ -139,6 +139,11 @@ func (t *ByronTransaction) Fee() uint64 {
 	return 0
 }
 
+func (t *ByronTransaction) TTL() uint64 {
+	// TODO
+	return 0
+}
+
 func (t *ByronTransaction) Metadata() *cbor.Value {
 	return t.Attributes
 }

ledger/mary.go

@@ -132,6 +132,10 @@ func (t MaryTransaction) Fee() uint64 {
 	return t.Body.Fee()
 }
 
+func (t MaryTransaction) TTL() uint64 {
+	return t.Body.TTL()
+}
+
 func (t MaryTransaction) Metadata() *cbor.Value {
 	return t.TxMetadata
 }

ledger/shelley.go

@@ -189,6 +189,10 @@ func (b *ShelleyTransactionBody) Fee() uint64 {
 	return b.TxFee
 }
 
+func (b *ShelleyTransactionBody) TTL() uint64 {
+	return b.Ttl
+}
+
 type ShelleyTransactionInput struct {
 	cbor.StructAsArray
 	TxId        Blake2b256
@@ -273,6 +277,10 @@ func (t ShelleyTransaction) Fee() uint64 {
 	return t.Body.Fee()
 }
 
+func (t ShelleyTransaction) TTL() uint64 {
+	return t.Body.TTL()
+}
+
 func (t ShelleyTransaction) Metadata() *cbor.Value {
 	return t.TxMetadata
 }

ledger/tx.go

@@ -33,6 +33,7 @@ type TransactionBody interface {
 	Inputs() []TransactionInput
 	Outputs() []TransactionOutput
 	Fee() uint64
+	TTL() uint64
 }
 
 type TransactionInput interface {