refactor: move feerate type to bitcoin module

bdk-ffi/src/bdk.udl

@@ -222,20 +222,6 @@ dictionary CanonicalTx {
 // bdk crate - wallet module
 // ------------------------------------------------------------------------
 
-interface FeeRate {
-  [Name=from_sat_per_vb, Throws=FeeRateError]
-  constructor(u64 sat_per_vb);
-
-  [Name=from_sat_per_kwu]
-  constructor(u64 sat_per_kwu);
-
-  u64 to_sat_per_vb_ceil();
-
-  u64 to_sat_per_vb_floor();
-
-  u64 to_sat_per_kwu();
-};
-
 enum ChangeSpendPolicy {
   "ChangeAllowed",
   "OnlyChange",
@@ -523,3 +509,17 @@ dictionary OutPoint {
   string txid;
   u32 vout;
 };
+
+interface FeeRate {
+  [Name=from_sat_per_vb, Throws=FeeRateError]
+  constructor(u64 sat_per_vb);
+
+  [Name=from_sat_per_kwu]
+  constructor(u64 sat_per_kwu);
+
+  u64 to_sat_per_vb_ceil();
+
+  u64 to_sat_per_vb_floor();
+
+  u64 to_sat_per_kwu();
+};

bdk-ffi/src/bitcoin.rs

@@ -1,4 +1,4 @@
-use crate::error::{AddressError, PsbtParseError, TransactionError};
+use crate::error::{AddressError, FeeRateError, PsbtParseError, TransactionError};
 
 use bdk::bitcoin::address::{NetworkChecked, NetworkUnchecked};
 use bdk::bitcoin::blockdata::script::ScriptBuf as BdkScriptBuf;
@@ -7,6 +7,7 @@ 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::FeeRate as BdkFeeRate;
 use bdk::bitcoin::Network;
 use bdk::bitcoin::OutPoint as BdkOutPoint;
 use bdk::bitcoin::Psbt as BdkPsbt;
@@ -304,6 +305,35 @@ impl From<&BdkTxOut> for TxOut {
     }
 }
 
+#[derive(Clone, Debug)]
+pub struct FeeRate(pub BdkFeeRate);
+
+impl FeeRate {
+    pub fn from_sat_per_vb(sat_per_vb: u64) -> Result<Self, FeeRateError> {
+        let fee_rate: Option<BdkFeeRate> = BdkFeeRate::from_sat_per_vb(sat_per_vb);
+        match fee_rate {
+            Some(fee_rate) => Ok(FeeRate(fee_rate)),
+            None => Err(FeeRateError::ArithmeticOverflow),
+        }
+    }
+
+    pub fn from_sat_per_kwu(sat_per_kwu: u64) -> Self {
+        FeeRate(BdkFeeRate::from_sat_per_kwu(sat_per_kwu))
+    }
+
+    pub fn to_sat_per_vb_ceil(&self) -> u64 {
+        self.0.to_sat_per_vb_ceil()
+    }
+
+    pub fn to_sat_per_vb_floor(&self) -> u64 {
+        self.0.to_sat_per_vb_floor()
+    }
+
+    pub fn to_sat_per_kwu(&self) -> u64 {
+        self.0.to_sat_per_kwu()
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use crate::bitcoin::Address;

bdk-ffi/src/lib.rs

@@ -7,6 +7,7 @@ mod types;
 mod wallet;
 
 use crate::bitcoin::Address;
+use crate::bitcoin::FeeRate;
 use crate::bitcoin::OutPoint;
 use crate::bitcoin::Psbt;
 use crate::bitcoin::Script;
@@ -39,7 +40,6 @@ use crate::types::AddressInfo;
 use crate::types::Balance;
 use crate::types::CanonicalTx;
 use crate::types::ChainPosition;
-use crate::types::FeeRate;
 use crate::types::LocalOutput;
 use crate::types::ScriptAmount;
 use crate::wallet::BumpFeeTxBuilder;

bdk-ffi/src/types.rs

@@ -1,8 +1,5 @@
-use crate::error::FeeRateError;
-
 use crate::bitcoin::{Address, OutPoint, Script, Transaction, TxOut};
 
-use bdk::bitcoin::FeeRate as BdkFeeRate;
 use bdk::chain::tx_graph::CanonicalTx as BdkCanonicalTx;
 use bdk::chain::{ChainPosition as BdkChainPosition, ConfirmationTimeHeightAnchor};
 use bdk::wallet::AddressIndex as BdkAddressIndex;
@@ -45,35 +42,6 @@ impl From<BdkCanonicalTx<'_, Arc<bdk::bitcoin::Transaction>, ConfirmationTimeHei
     }
 }
 
-#[derive(Clone, Debug)]
-pub struct FeeRate(pub BdkFeeRate);
-
-impl FeeRate {
-    pub fn from_sat_per_vb(sat_per_vb: u64) -> Result<Self, FeeRateError> {
-        let fee_rate: Option<BdkFeeRate> = BdkFeeRate::from_sat_per_vb(sat_per_vb);
-        match fee_rate {
-            Some(fee_rate) => Ok(FeeRate(fee_rate)),
-            None => Err(FeeRateError::ArithmeticOverflow),
-        }
-    }
-
-    pub fn from_sat_per_kwu(sat_per_kwu: u64) -> Self {
-        FeeRate(BdkFeeRate::from_sat_per_kwu(sat_per_kwu))
-    }
-
-    pub fn to_sat_per_vb_ceil(&self) -> u64 {
-        self.0.to_sat_per_vb_ceil()
-    }
-
-    pub fn to_sat_per_vb_floor(&self) -> u64 {
-        self.0.to_sat_per_vb_floor()
-    }
-
-    pub fn to_sat_per_kwu(&self) -> u64 {
-        self.0.to_sat_per_kwu()
-    }
-}
-
 pub struct ScriptAmount {
     pub script: Arc<Script>,
     pub amount: u64,

bdk-ffi/src/wallet.rs

@@ -1,12 +1,10 @@
-use crate::bitcoin::{OutPoint, Psbt, Script, Transaction};
+use crate::bitcoin::{FeeRate, OutPoint, Psbt, Script, Transaction};
 use crate::descriptor::Descriptor;
 use crate::error::{
     Alpha3Error, CalculateFeeError, CannotConnectError, PersistenceError, SignerError,
     TxidParseError, WalletCreationError,
 };
-use crate::types::{
+use crate::types::{AddressIndex, AddressInfo, Balance, CanonicalTx, LocalOutput, ScriptAmount};
-    AddressIndex, AddressInfo, Balance, CanonicalTx, FeeRate, LocalOutput, ScriptAmount,
-};
 
 use bdk::bitcoin::blockdata::script::ScriptBuf as BdkScriptBuf;
 use bdk::bitcoin::Network;