feat: add on-chain watch-only functionality

lnbits/extensions/watchonly/models.py

@@ -1,5 +1,5 @@
 from sqlite3 import Row
-
+from typing import List
 from fastapi.param_functions import Query
 from pydantic import BaseModel
 
@@ -9,19 +9,22 @@ class CreateWallet(BaseModel):
     title: str = Query("")
 
 
-class Wallets(BaseModel):
+class WalletAccount(BaseModel):
     id: str
     user: str
     masterpub: str
+    fingerprint: str
     title: str
     address_no: int
     balance: int
+    type: str = ""
 
     @classmethod
-    def from_row(cls, row: Row) -> "Wallets":
+    def from_row(cls, row: Row) -> "WalletAccount":
         return cls(**dict(row))
 
 
+### TODO: fix statspay dependcy and remove
 class Mempool(BaseModel):
     user: str
     endpoint: str
@@ -31,12 +34,55 @@ class Mempool(BaseModel):
         return cls(**dict(row))
 
 
-class Addresses(BaseModel):
+class Address(BaseModel):
     id: str
     address: str
     wallet: str
-    amount: int
+    amount: int = 0
+    branch_index: int = 0
+    address_index: int
+    note: str = None
+    has_activity: bool = False
 
     @classmethod
-    def from_row(cls, row: Row) -> "Addresses":
+    def from_row(cls, row: Row) -> "Address":
         return cls(**dict(row))
+
+
+class TransactionInput(BaseModel):
+    tx_id: str
+    vout: int
+    amount: int
+    address: str
+    branch_index: int
+    address_index: int
+    masterpub_fingerprint: str
+    tx_hex: str
+
+
+class TransactionOutput(BaseModel):
+    amount: int
+    address: str
+    branch_index: int = None
+    address_index: int = None
+    masterpub_fingerprint: str = None
+
+
+class MasterPublicKey(BaseModel):
+    public_key: str
+    fingerprint: str
+
+
+class CreatePsbt(BaseModel):
+    masterpubs: List[MasterPublicKey]
+    inputs: List[TransactionInput]
+    outputs: List[TransactionOutput]
+    fee_rate: int
+    tx_size: int
+
+
+class Config(BaseModel):
+    mempool_endpoint = "https://mempool.space"
+    receive_gap_limit = 20
+    change_gap_limit = 5
+    sats_denominated = True