Merge pull request #467 from tecnovert/refactor

refactor: simplify getAddressInfo

basicswap/interface/btc.py

@@ -939,32 +939,26 @@ class BTCInterface(Secp256k1Interface):
             if wm:
                 info = wm.getAddressInfo(self.coin_type(), address)
                 if info:
-                    if or_watch_only:
-                        return True
+                    if or_watch_only is False and info["is_watch_only"] is True:
+                        return False
                     return True
             return False
 
         try:
             addr_info = self.rpc_wallet("getaddressinfo", [address])
-            if not or_watch_only:
-                if addr_info["ismine"]:
-                    return True
-            else:
-                if self._use_descriptors:
-                    addr_info = self.rpc_wallet_watch("getaddressinfo", [address])
-                if addr_info["ismine"] or addr_info["iswatchonly"]:
+            if addr_info["ismine"]:
+                return True
+            if or_watch_only is False:
+                return False
+            if addr_info["iswatchonly"]:
+                return True
+            if self._use_descriptors:
+                wo_addr_info = self.rpc_wallet_watch("getaddressinfo", [address])
+                if wo_addr_info["iswatchonly"]:
                     return True
         except Exception as e:
             self._log.debug(f"isAddressMine RPC check failed: {e}")
 
-        wm = self.getWalletManager()
-        if wm:
-            info = wm.getAddressInfo(self.coin_type(), address)
-            if info:
-                if or_watch_only:
-                    return True
-                return True
-
         return False
 
     def checkAddressMine(self, address: str) -> None:

basicswap/wallet_manager.py

@@ -4,10 +4,12 @@
 # Distributed under the MIT software license, see the accompanying
 # file LICENSE or http://www.opensource.org/licenses/mit-license.php.
 
-import hashlib
+import json
+import sqlite3
 import threading
 import time
 from typing import Dict, List, Optional, Tuple
+from coincurve import PrivateKey, PublicKey
 
 from .chainparams import Coins
 from .contrib.test_framework import segwit_addr
@@ -19,7 +21,7 @@ from .db_wallet import (
     WalletTxCache,
     WalletWatchOnly,
 )
-from .util.crypto import hash160
+from .util.crypto import hash160, sha256
 from .util.extkey import ExtKeyPair
 
 
@@ -112,13 +114,11 @@ class WalletManager:
     def _deriveAddress(
         self, coin_type: Coins, index: int, internal: bool = False
     ) -> Tuple[str, str, bytes]:
-        from coincurve import PublicKey
-
         key = self._deriveKey(coin_type, index, internal)
         pubkey = PublicKey.from_secret(key).format()
         pkh = hash160(pubkey)
         address = segwit_addr.encode(self._getHRP(coin_type), 0, pkh)
-        scripthash = hashlib.sha256(bytes([0x00, 0x14]) + pkh).digest()[::-1].hex()
+        scripthash = sha256(bytes([0x00, 0x14]) + pkh)[::-1].hex()
         return address, scripthash, pubkey
 
     def _syncStateIndices(self, coin_type: Coins, cursor) -> None:
@@ -275,8 +275,6 @@ class WalletManager:
     def getAddress(
         self, coin_type: Coins, index: int, internal: bool = False
     ) -> Optional[str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -395,8 +393,6 @@ class WalletManager:
         include_watch_only: bool = True,
         funded_only: bool = False,
     ) -> List[str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -426,8 +422,6 @@ class WalletManager:
             return []
 
     def getFundedAddresses(self, coin_type: Coins) -> Dict[str, str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -452,8 +446,6 @@ class WalletManager:
             return {}
 
     def getExistingInternalAddress(self, coin_type: Coins) -> Optional[str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -517,8 +509,6 @@ class WalletManager:
                 self._swap_client.closeDB(cursor, commit=False)
 
     def getAddressInfo(self, coin_type: Coins, address: str) -> Optional[dict]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -559,8 +549,6 @@ class WalletManager:
             return None
 
     def getCachedTotalBalance(self, coin_type: Coins) -> int:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -700,8 +688,6 @@ class WalletManager:
         if not self.isInitialized(coin_type):
             return None
 
-        import sqlite3
-
         now = int(time.time())
         min_cache_time = now - max_cache_age
 
@@ -744,8 +730,6 @@ class WalletManager:
             return None
 
     def hasCachedBalances(self, coin_type: Coins, max_cache_age: int = 120) -> bool:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -762,8 +746,6 @@ class WalletManager:
     def getPrivateKey(self, coin_type: Coins, address: str) -> Optional[bytes]:
         if not self.isInitialized(coin_type):
             return None
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -788,8 +770,6 @@ class WalletManager:
             return None
 
     def getSignableAddresses(self, coin_type: Coins) -> Dict[str, str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -861,10 +841,8 @@ class WalletManager:
         label: str = "",
         source: str = "import",
     ) -> bool:
-        from coincurve import PublicKey as CCPublicKey
-
         try:
-            pubkey = CCPublicKey.from_secret(private_key).format()
+            pubkey = PublicKey.from_secret(private_key).format()
             if (
                 segwit_addr.encode(self._getHRP(coin_type), 0, hash160(pubkey))
                 != address
@@ -1003,7 +981,7 @@ class WalletManager:
     def _b58decode_check(self, s: str) -> bytes:
         data = self._b58decode(s)
         payload, checksum = data[:-4], data[-4:]
-        expected = hashlib.sha256(hashlib.sha256(payload).digest()).digest()[:4]
+        expected = sha256(sha256(payload))[:4]
         if checksum != expected:
             raise ValueError("Invalid base58 checksum")
         return payload
@@ -1025,7 +1003,7 @@ class WalletManager:
         master_key = self._master_keys.get(coin_type)
         if master_key is None:
             raise ValueError(f"Wallet not initialized for {coin_type}")
-        return hashlib.sha256(master_key + b"_import_key").digest()
+        return sha256(master_key + b"_import_key")
 
     def _encryptPrivateKey(self, private_key: bytes, coin_type: Coins) -> bytes:
         return bytes(a ^ b for a, b in zip(private_key, self._getXorKey(coin_type)))
@@ -1037,7 +1015,7 @@ class WalletManager:
         _, data = segwit_addr.decode(self._getHRP(coin_type), address)
         if data is None:
             return ""
-        return hashlib.sha256(bytes([0x00, 0x14]) + bytes(data)).digest()[::-1].hex()
+        return sha256(bytes([0x00, 0x14]) + bytes(data))[::-1].hex()
 
     def needsMigration(self, coin_type: Coins) -> bool:
         cursor = self._swap_client.openDB()
@@ -1193,8 +1171,6 @@ class WalletManager:
             self._swap_client.closeDB(cursor, commit=False)
 
     def getSeedID(self, coin_type: Coins) -> Optional[str]:
-        from basicswap.contrib.test_framework.script import hash160
-
         master_key = self._master_keys.get(coin_type)
         if master_key is None:
             return None
@@ -1204,16 +1180,12 @@ class WalletManager:
         return hash160(ek.encode_p()).hex()
 
     def signMessage(self, coin_type: Coins, address: str, message: str) -> bytes:
-        from coincurve import PrivateKey
-
         key = self.getPrivateKey(coin_type, address)
         if key is None:
             raise ValueError(f"Cannot sign: no key for address {address}")
         return PrivateKey(key).sign(message.encode("utf-8"))
 
     def signHash(self, coin_type: Coins, address: str, msg_hash: bytes) -> bytes:
-        from coincurve import PrivateKey
-
         key = self.getPrivateKey(coin_type, address)
         if key is None:
             raise ValueError(f"Cannot sign: no key for address {address}")
@@ -1222,8 +1194,6 @@ class WalletManager:
     def getKeyForAddress(
         self, coin_type: Coins, address: str
     ) -> Optional[Tuple[bytes, bytes]]:
-        from coincurve import PublicKey
-
         key = self.getPrivateKey(coin_type, address)
         if key is None:
             return None
@@ -1232,8 +1202,6 @@ class WalletManager:
     def findAddressByScripthash(
         self, coin_type: Coins, scripthash: str
     ) -> Optional[str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -1256,8 +1224,6 @@ class WalletManager:
             return None
 
     def getAllScripthashes(self, coin_type: Coins) -> List[str]:
-        import sqlite3
-
         try:
             conn = sqlite3.connect(self._swap_client.sqlite_file)
             cursor = conn.cursor()
@@ -1895,8 +1861,6 @@ class WalletManager:
             for _ in existing:
                 return False
 
-            import json
-
             pending = WalletPendingTx()
             pending.coin_type = int(coin_type)
             pending.txid = txid
@@ -1945,8 +1909,6 @@ class WalletManager:
     ) -> List[dict]:
         cursor = self._swap_client.openDB()
         try:
-            import json
-
             results = self._swap_client.query(
                 WalletPendingTx,
                 cursor,