feat: add output method on transaction type

bdk-ffi/src/bdk.udl

@@ -584,6 +584,8 @@ interface Transaction {
   u64 weight();
 
   sequence<TxIn> input();
+
+  sequence<TxOut> output();
 };
 
 interface Psbt {

bdk-ffi/src/bitcoin.rs

@@ -1,27 +1,26 @@
 use crate::error::{AddressError, FeeRateError, PsbtParseError, TransactionError};
 
 use bdk::bitcoin::address::{NetworkChecked, NetworkUnchecked};
+use bdk::bitcoin::amount::ParseAmountError;
 use bdk::bitcoin::blockdata::script::ScriptBuf as BdkScriptBuf;
 use bdk::bitcoin::blockdata::transaction::TxOut as BdkTxOut;
 use bdk::bitcoin::consensus::encode::serialize;
 use bdk::bitcoin::consensus::Decodable;
 use bdk::bitcoin::psbt::ExtractTxError;
 use bdk::bitcoin::Address as BdkAddress;
+use bdk::bitcoin::Amount as BdkAmount;
 use bdk::bitcoin::FeeRate as BdkFeeRate;
 use bdk::bitcoin::Network;
 use bdk::bitcoin::OutPoint as BdkOutPoint;
 use bdk::bitcoin::Psbt as BdkPsbt;
 use bdk::bitcoin::Transaction as BdkTransaction;
-use bdk::bitcoin::Txid;
 use bdk::bitcoin::TxIn as BdkTxIn;
-use bdk::bitcoin::amount::ParseAmountError;
-use bdk::bitcoin::Amount as BdkAmount;
+use bdk::bitcoin::Txid;
 
 use std::io::Cursor;
 use std::str::FromStr;
 use std::sync::{Arc, Mutex};
 
-
 #[derive(Clone, Debug, PartialEq, Eq)]
 pub struct Amount(pub(crate) BdkAmount);
 
@@ -174,6 +173,10 @@ impl Transaction {
     pub fn input(&self) -> Vec<TxIn> {
         self.0.input.iter().map(|tx_in| tx_in.into()).collect()
     }
+
+    pub fn output(&self) -> Vec<TxOut> {
+        self.0.output.iter().map(|tx_out| tx_out.into()).collect()
+    }
 }
 
 impl From<BdkTransaction> for Transaction {

bdk-ffi/src/lib.rs

@@ -14,6 +14,7 @@ use crate::bitcoin::OutPoint;
 use crate::bitcoin::Psbt;
 use crate::bitcoin::Script;
 use crate::bitcoin::Transaction;
+use crate::bitcoin::TxIn;
 use crate::bitcoin::TxOut;
 use crate::descriptor::Descriptor;
 use crate::electrum::ElectrumClient;
@@ -53,7 +54,6 @@ use crate::wallet::BumpFeeTxBuilder;
 use crate::wallet::SentAndReceivedValues;
 use crate::wallet::TxBuilder;
 use crate::wallet::Update;
-use crate::bitcoin::TxIn;
 use crate::wallet::Wallet;
 
 use bdk::bitcoin::Network;