invoice listeners support on lnd and other fixes around wallets/

.env.example

@@ -35,24 +35,21 @@ LNBITS_ADMIN_MACAROON=LNBITS_ADMIN_MACAROON
 # LndWallet
 LND_GRPC_ENDPOINT=127.0.0.1
 LND_GRPC_PORT=11009
-LND_CERT="/home/bob/.config/Zap/lnd/bitcoin/mainnet/wallet-1/data/chain/bitcoin/mainnet/tls.cert"
+LND_GRPC_CERT="/home/bob/.config/Zap/lnd/bitcoin/mainnet/wallet-1/data/chain/bitcoin/mainnet/tls.cert"
 LND_ADMIN_MACAROON="/home/bob/.config/Zap/lnd/bitcoin/mainnet/wallet-1/data/chain/bitcoin/mainnet/admin.macaroon"
 LND_INVOICE_MACAROON="/home/bob/.config/Zap/lnd/bitcoin/mainnet/wallet-1/data/chain/bitcoin/mainnet/invoice.macaroon"
-LND_READ_MACAROON="/home/bob/.config/Zap/lnd/bitcoin/mainnet/wallet-1/data/chain/bitcoin/mainnet/read.macaroon"
 
 # LndRestWallet
 LND_REST_ENDPOINT=https://localhost:8080/
 LND_REST_CERT="/home/bob/.config/Zap/lnd/bitcoin/mainnet/wallet-1/data/chain/bitcoin/mainnet/tls.cert"
 LND_REST_ADMIN_MACAROON="HEXSTRING"
 LND_REST_INVOICE_MACAROON="HEXSTRING"
-LND_REST_READ_MACAROON="HEXSTRING"
 
 # LNPayWallet
 LNPAY_API_ENDPOINT=https://lnpay.co/v1/
 LNPAY_API_KEY=LNPAY_API_KEY
 LNPAY_ADMIN_KEY=LNPAY_ADMIN_KEY
 LNPAY_INVOICE_KEY=LNPAY_INVOICE_KEY
-LNPAY_READ_KEY=LNPAY_READ_KEY
 
 # LntxbotWallet
 LNTXBOT_API_ENDPOINT=https://lntxbot.bigsun.xyz/

lnbits/extensions/lnurlp/tasks.py

@@ -6,6 +6,7 @@ from .crud import get_pay_link_by_invoice, mark_webhook_sent
 
 
 async def on_invoice_paid(payment: Payment) -> None:
+    print(payment)
     islnurlp = "lnurlp" == payment.extra.get("tag")
     if islnurlp:
         pay_link = get_pay_link_by_invoice(payment.payment_hash)

lnbits/wallets/base.py

@@ -1,5 +1,5 @@
 from abc import ABC, abstractmethod
-from typing import NamedTuple, Optional
+from typing import NamedTuple, Optional, AsyncGenerator
 
 
 class InvoiceResponse(NamedTuple):
@@ -43,6 +43,15 @@ class Wallet(ABC):
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
         pass
 
+    @abstractmethod
+    def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        """
+        this is an async function, but here it is noted without the 'async'
+        prefix because mypy has a bug identifying the signature of abstract
+        methods.
+        """
+        pass
+
 
 class Unsupported(Exception):
     pass

lnbits/wallets/clightning.py

@@ -1,12 +1,12 @@
 try:
-    from lightning import LightningRpc  # type: ignore
+    from lightning import LightningRpc, RpcError  # type: ignore
 except ImportError:  # pragma: nocover
     LightningRpc = None
 
 import random
 
 from os import getenv
-from typing import Optional
+from typing import Optional, AsyncGenerator
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet, Unsupported
 
 
@@ -15,26 +15,52 @@ class CLightningWallet(Wallet):
         if LightningRpc is None:  # pragma: nocover
             raise ImportError("The `pylightning` library must be installed to use `CLightningWallet`.")
 
-        self.l1 = LightningRpc(getenv("CLIGHTNING_RPC"))
+        self.ln = LightningRpc(getenv("CLIGHTNING_RPC"))
+
+        # check description_hash support (could be provided by a plugin)
+        self.supports_description_hash = False
+        try:
+            answer = self.ln.help("invoicewithdescriptionhash")
+            if answer["help"][0]["command"].startswith(
+                "invoicewithdescriptionhash msatoshi label description_hash",
+            ):
+                self.supports_description_hash = True
+        except:
+            pass
+
+        # check last payindex so we can listen from that point on
+        self.last_pay_index = 0
+        invoices = self.ln.listinvoices()
+        if len(invoices["invoices"]):
+            self.last_pay_index = invoices["invoices"][-1]["pay_index"]
 
     def create_invoice(
         self, amount: int, memo: Optional[str] = None, description_hash: Optional[bytes] = None
     ) -> InvoiceResponse:
-        if description_hash:
-            raise Unsupported("description_hash")
-
         label = "lbl{}".format(random.random())
-        r = self.l1.invoice(amount * 1000, label, memo, exposeprivatechannels=True)
+        msat = amount * 1000
-        ok, checking_id, payment_request, error_message = True, r["payment_hash"], r["bolt11"], None
+
-        return InvoiceResponse(ok, checking_id, payment_request, error_message)
+        try:
+            if description_hash:
+                if not self.supports_description_hash:
+                    raise Unsupported("description_hash")
+
+                r = self.ln.call("invoicewithdescriptionhash", [msat, label, memo])
+                return InvoiceResponse(True, label, r["bolt11"], "")
+            else:
+                r = self.ln.invoice(msat, label, memo, exposeprivatechannels=True)
+                return InvoiceResponse(True, label, r["bolt11"], "")
+        except RpcError as exc:
+            error_message = f"lightningd '{exc.method}' failed with '{exc.error}'."
+            return InvoiceResponse(False, label, None, error_message)
 
     def pay_invoice(self, bolt11: str) -> PaymentResponse:
-        r = self.l1.pay(bolt11)
+        r = self.ln.pay(bolt11)
         ok, checking_id, fee_msat, error_message = True, r["payment_hash"], r["msatoshi_sent"] - r["msatoshi"], None
         return PaymentResponse(ok, checking_id, fee_msat, error_message)
 
     def get_invoice_status(self, checking_id: str) -> PaymentStatus:
-        r = self.l1.listinvoices(checking_id)
+        r = self.ln.listinvoices(checking_id)
         if not r["invoices"]:
             return PaymentStatus(False)
         if r["invoices"][0]["label"] == checking_id:
@@ -42,7 +68,7 @@ class CLightningWallet(Wallet):
         raise KeyError("supplied an invalid checking_id")
 
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
-        r = self.l1.listpays(payment_hash=checking_id)
+        r = self.ln.listpays(payment_hash=checking_id)
         if not r["pays"]:
             return PaymentStatus(False)
         if r["pays"][0]["payment_hash"] == checking_id:
@@ -53,3 +79,9 @@ class CLightningWallet(Wallet):
                 return PaymentStatus(False)
             return PaymentStatus(None)
         raise KeyError("supplied an invalid checking_id")
+
+    async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        while True:
+            paid = self.ln.waitanyinvoice(self.last_pay_index)
+            self.last_pay_index = paid["pay_index"]
+            yield paid["label"]

lnbits/wallets/lnbits.py

@@ -1,5 +1,5 @@
 from os import getenv
-from typing import Optional, Dict
+from typing import Optional, Dict, AsyncGenerator
 from requests import get, post
 
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet
@@ -64,3 +64,7 @@ class LNbitsWallet(Wallet):
             return PaymentStatus(None)
 
         return PaymentStatus(r.json()["paid"])
+
+    async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        print("lnbits does not support paid invoices stream yet")
+        yield ""

lnbits/wallets/lndgrpc.py

@@ -5,88 +5,94 @@ except ImportError:  # pragma: nocover
 
 import base64
 from os import getenv
-from typing import Optional, Dict
+from typing import Optional, Dict, AsyncGenerator
 
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet
 
 
+def parse_checking_id(checking_id: str) -> bytes:
+    return base64.b64decode(
+        checking_id.replace("_", "/"),
+    )
+
+
+def stringify_checking_id(r_hash: bytes) -> str:
+    return (
+        base64.b64encode(
+            r_hash,
+        )
+        .decode("utf-8")
+        .replace("/", "_")
+    )
+
+
 class LndWallet(Wallet):
     def __init__(self):
         if lnd_grpc is None:  # pragma: nocover
             raise ImportError("The `lnd-grpc` library must be installed to use `LndWallet`.")
 
         endpoint = getenv("LND_GRPC_ENDPOINT")
-        self.endpoint = endpoint[:-1] if endpoint.endswith("/") else endpoint
+        endpoint = endpoint[:-1] if endpoint.endswith("/") else endpoint
-        self.port = getenv("LND_GRPC_PORT")
+        port = getenv("LND_GRPC_PORT")
-        self.auth_admin = getenv("LND_ADMIN_MACAROON")
+        cert = getenv("LND_GRPC_CERT") or getenv("LND_CERT")
-        self.auth_invoice = getenv("LND_INVOICE_MACAROON")
+        auth_admin = getenv("LND_ADMIN_MACAROON")
-        self.auth_read = getenv("LND_READ_MACAROON")
+        auth_invoices = getenv("LND_INVOICE_MACAROON")
-        self.auth_cert = getenv("LND_CERT")
+        network = getenv("LND_GRPC_NETWORK", "mainnet")
+
+        self.admin_rpc = lnd_grpc.Client(
+            lnd_dir=None,
+            macaroon_path=auth_admin,
+            tls_cert_path=cert,
+            network=network,
+            grpc_host=endpoint,
+            grpc_port=port,
+        )
 
-    def create_invoice(
+        self.invoices_rpc = lnd_grpc.Client(
-        self, amount: int, memo: Optional[str] = None, description_hash: Optional[bytes] = None
-    ) -> InvoiceResponse:
-        lnd_rpc = lnd_grpc.Client(
             lnd_dir=None,
-            macaroon_path=self.auth_invoice,
+            macaroon_path=auth_invoices,
-            tls_cert_path=self.auth_cert,
+            tls_cert_path=cert,
-            network="mainnet",
+            network=network,
-            grpc_host=self.endpoint,
+            grpc_host=endpoint,
-            grpc_port=self.port,
+            grpc_port=port,
         )
 
+    def create_invoice(
+        self, amount: int, memo: Optional[str] = None, description_hash: Optional[bytes] = None
+    ) -> InvoiceResponse:
         params: Dict = {"value": amount, "expiry": 600, "private": True}
         if description_hash:
             params["description_hash"] = description_hash  # as bytes directly
         else:
             params["memo"] = memo or ""
-        lndResponse = lnd_rpc.add_invoice(**params)
+        resp = self.invoices_rpc.add_invoice(**params)
-        decoded_hash = base64.b64encode(lndResponse.r_hash).decode("utf-8").replace("/", "_")
-        ok, checking_id, payment_request, error_message = True, decoded_hash, str(lndResponse.payment_request), None
-        return InvoiceResponse(ok, checking_id, payment_request, error_message)
 
-    def pay_invoice(self, bolt11: str) -> PaymentResponse:
+        checking_id = stringify_checking_id(resp.r_hash)
-        lnd_rpc = lnd_grpc.Client(
+        payment_request = str(resp.payment_request)
-            lnd_dir=None,
+        return InvoiceResponse(True, checking_id, payment_request, None)
-            macaroon_path=self.auth_admin,
-            tls_cert_path=self.auth_cert,
-            network="mainnet",
-            grpc_host=self.endpoint,
-            grpc_port=self.port,
-        )
 
-        payinvoice = lnd_rpc.pay_invoice(
+    def pay_invoice(self, bolt11: str) -> PaymentResponse:
-            payment_request=bolt11,
+        resp = self.admin_rpc.pay_invoice(payment_request=bolt11)
-        )
-
-        ok, checking_id, fee_msat, error_message = True, None, 0, None
 
-        if payinvoice.payment_error:
+        if resp.payment_error:
-            ok, error_message = False, payinvoice.payment_error
+            return PaymentResponse(False, "", 0, resp.payment_error)
-        else:
-            checking_id = base64.b64encode(payinvoice.payment_hash).decode("utf-8").replace("/", "_")
 
-        return PaymentResponse(ok, checking_id, fee_msat, error_message)
+        checking_id = stringify_checking_id(resp.payment_hash)
+        return PaymentResponse(True, checking_id, 0, None)
 
     def get_invoice_status(self, checking_id: str) -> PaymentStatus:
-
+        r_hash = parse_checking_id(checking_id)
-        check_id = base64.b64decode(checking_id.replace("_", "/"))
+        for _response in self.invoices_rpc.subscribe_single_invoice(r_hash):
-        print(check_id)
-        lnd_rpc = lnd_grpc.Client(
-            lnd_dir=None,
-            macaroon_path=self.auth_invoice,
-            tls_cert_path=self.auth_cert,
-            network="mainnet",
-            grpc_host=self.endpoint,
-            grpc_port=self.port,
-        )
-
-        for _response in lnd_rpc.subscribe_single_invoice(check_id):
             if _response.state == 1:
                 return PaymentStatus(True)
 
         return PaymentStatus(None)
 
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
-
         return PaymentStatus(True)
+
+    async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        for paid in self.invoices_rpc.SubscribeInvoices():
+            print("PAID", paid)
+            checking_id = stringify_checking_id(paid.r_hash)
+            yield checking_id

lnbits/wallets/lndrest.py

@@ -1,7 +1,10 @@
-from os import getenv
+import httpx
-from typing import Optional, Dict
+import json
 import base64
-from requests import get, post
+from os import getenv
+from typing import Optional, Dict, AsyncGenerator
+
+from lnbits import bolt11
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet
 
 
@@ -12,10 +15,8 @@ class LndRestWallet(Wallet):
 
         endpoint = getenv("LND_REST_ENDPOINT")
         self.endpoint = endpoint[:-1] if endpoint.endswith("/") else endpoint
-        print(self.endpoint)
         self.auth_admin = {"Grpc-Metadata-macaroon": getenv("LND_REST_ADMIN_MACAROON")}
         self.auth_invoice = {"Grpc-Metadata-macaroon": getenv("LND_REST_INVOICE_MACAROON")}
-        self.auth_read = {"Grpc-Metadata-macaroon": getenv("LND_REST_READ_MACAROON")}
         self.auth_cert = getenv("LND_REST_CERT")
 
     def create_invoice(
@@ -30,84 +31,97 @@ class LndRestWallet(Wallet):
         else:
             data["memo"] = memo or ""
 
-        r = post(
+        r = httpx.post(
             url=f"{self.endpoint}/v1/invoices",
             headers=self.auth_invoice,
             verify=self.auth_cert,
             json=data,
         )
 
-        ok, checking_id, payment_request, error_message = r.ok, None, None, None
+        if r.is_error:
+            error_message = r.text
+            try:
+                error_message = r.json()["error"]
+            except Exception:
+                pass
+            return InvoiceResponse(False, None, None, error_message)
 
-        if r.ok:
+        data = r.json()
-            data = r.json()
+        payment_request = data["payment_request"]
-            payment_request = data["payment_request"]
+        payment_hash = base64.b64decode(data["r_hash"]).hex()
-
+        checking_id = payment_hash
-        r = get(
-            url=f"{self.endpoint}/v1/payreq/{payment_request}",
-            headers=self.auth_read,
-            verify=self.auth_cert,
-        )
-        print(r)
-        if r.ok:
-            checking_id = r.json()["payment_hash"].replace("/", "_")
-            print(checking_id)
-            error_message = None
-            ok = True
 
-        return InvoiceResponse(ok, checking_id, payment_request, error_message)
+        return InvoiceResponse(True, checking_id, payment_request, None)
 
     def pay_invoice(self, bolt11: str) -> PaymentResponse:
-        r = post(
+        r = httpx.post(
             url=f"{self.endpoint}/v1/channels/transactions",
             headers=self.auth_admin,
             verify=self.auth_cert,
             json={"payment_request": bolt11},
         )
-        ok, checking_id, fee_msat, error_message = r.ok, None, 0, None
-        r = get(
-            url=f"{self.endpoint}/v1/payreq/{bolt11}",
-            headers=self.auth_admin,
-            verify=self.auth_cert,
-        )
 
-        if r.ok:
+        if r.is_error:
-            checking_id = r.json()["payment_hash"]
+            error_message = r.text
-        else:
+            try:
-            error_message = r.json()["error"]
+                error_message = r.json()["error"]
+            except:
+                pass
+            return PaymentResponse(False, None, 0, error_message)
+
+        payment_hash = r.json()["payment_hash"]
+        checking_id = payment_hash
 
-        return PaymentResponse(ok, checking_id, fee_msat, error_message)
+        return PaymentResponse(True, checking_id, 0, None)
 
     def get_invoice_status(self, checking_id: str) -> PaymentStatus:
         checking_id = checking_id.replace("_", "/")
-        print(checking_id)
+        r = httpx.get(
-        r = get(
             url=f"{self.endpoint}/v1/invoice/{checking_id}",
             headers=self.auth_invoice,
             verify=self.auth_cert,
         )
-        print(r.json()["settled"])
         if not r or r.json()["settled"] == False:
             return PaymentStatus(None)
 
         return PaymentStatus(r.json()["settled"])
 
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
-        r = get(
+        r = httpx.get(
             url=f"{self.endpoint}/v1/payments",
             headers=self.auth_admin,
             verify=self.auth_cert,
             params={"include_incomplete": "True", "max_payments": "20"},
         )
 
-        if not r.ok:
+        if r.is_error:
             return PaymentStatus(None)
 
         payments = [p for p in r.json()["payments"] if p["payment_hash"] == checking_id]
-        print(checking_id)
         payment = payments[0] if payments else None
 
-        # check payment.status: https://api.lightning.community/rest/index.html?python#peersynctype
+        # check payment.status:
+        # https://api.lightning.community/rest/index.html?python#peersynctype
         statuses = {"UNKNOWN": None, "IN_FLIGHT": None, "SUCCEEDED": True, "FAILED": False}
 
         return PaymentStatus(statuses[payment["status"]])
+
+    async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        url = self.endpoint + "/v1/invoices/subscribe"
+
+        async with httpx.AsyncClient(timeout=None, headers=self.auth_admin, verify=self.auth_cert) as client:
+            async with client.stream("GET", url) as r:
+                print("ok")
+                print(r)
+                print(r.is_error)
+                print("ok")
+                async for line in r.aiter_lines():
+                    print("line", line)
+                    try:
+                        event = json.loads(line)["result"]
+                        print(event)
+                    except:
+                        continue
+
+                    payment_hash = bolt11.decode(event["payment_request"]).payment_hash
+                    yield payment_hash

lnbits/wallets/lnpay.py

@@ -4,7 +4,6 @@ import httpx
 from os import getenv
 from http import HTTPStatus
 from typing import Optional, Dict, AsyncGenerator
-from requests import get, post
 from quart import request
 
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet
@@ -14,11 +13,9 @@ class LNPayWallet(Wallet):
     """https://docs.lnpay.co/"""
 
     def __init__(self):
-        endpoint = getenv("LNPAY_API_ENDPOINT")
+        endpoint = getenv("LNPAY_API_ENDPOINT", "https://lnpay.co/v1")
         self.endpoint = endpoint[:-1] if endpoint.endswith("/") else endpoint
         self.auth_admin = getenv("LNPAY_ADMIN_KEY")
-        self.auth_invoice = getenv("LNPAY_INVOICE_KEY")
-        self.auth_read = getenv("LNPAY_READ_KEY")
         self.auth_api = {"X-Api-Key": getenv("LNPAY_API_KEY")}
 
     def create_invoice(
@@ -33,8 +30,8 @@ class LNPayWallet(Wallet):
         else:
             data["memo"] = memo or ""
 
-        r = post(
+        r = httpx.post(
-            url=f"{self.endpoint}/user/wallet/{self.auth_invoice}/invoice",
+            url=f"{self.endpoint}/user/wallet/{self.auth_admin}/invoice",
             headers=self.auth_api,
             json=data,
         )
@@ -52,7 +49,7 @@ class LNPayWallet(Wallet):
         return InvoiceResponse(ok, checking_id, payment_request, error_message)
 
     def pay_invoice(self, bolt11: str) -> PaymentResponse:
-        r = post(
+        r = httpx.post(
             url=f"{self.endpoint}/user/wallet/{self.auth_admin}/withdraw",
             headers=self.auth_api,
             json={"payment_request": bolt11},
@@ -68,12 +65,12 @@ class LNPayWallet(Wallet):
         return self.get_payment_status(checking_id)
 
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
-        r = get(
+        r = httpx.get(
             url=f"{self.endpoint}/user/lntx/{checking_id}?fields=settled",
             headers=self.auth_api,
         )
 
-        if not r.ok:
+        if r.is_error:
             return PaymentStatus(None)
 
         statuses = {0: None, 1: True, -1: False}
@@ -82,8 +79,7 @@ class LNPayWallet(Wallet):
     async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
         self.queue: asyncio.Queue = asyncio.Queue()
         while True:
-            item = await self.queue.get()
+            yield await self.queue.get()
-            yield item
             self.queue.task_done()
 
     async def webhook_listener(self):

lnbits/wallets/lntxbot.py

@@ -1,5 +1,5 @@
 from os import getenv
-from typing import Optional, Dict
+from typing import Optional, Dict, AsyncGenerator
 from requests import post
 
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet
@@ -75,3 +75,7 @@ class LntxbotWallet(Wallet):
 
         statuses = {"complete": True, "failed": False, "pending": None, "unknown": None}
         return PaymentStatus(statuses[r.json().get("status", "unknown")])
+
+    async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        print("lntxbot does not support paid invoices stream yet")
+        yield ""

lnbits/wallets/opennode.py

@@ -1,10 +1,10 @@
 import json
 import asyncio
 import hmac
+import httpx
 from http import HTTPStatus
 from os import getenv
 from typing import Optional, AsyncGenerator
-from requests import get, post
 from quart import request, url_for
 
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet, Unsupported
@@ -25,8 +25,8 @@ class OpenNodeWallet(Wallet):
         if description_hash:
             raise Unsupported("description_hash")
 
-        r = post(
+        r = httpx.post(
-            url=f"{self.endpoint}/v1/charges",
+            f"{self.endpoint}/v1/charges",
             headers=self.auth_invoice,
             json={
                 "amount": amount,
@@ -34,42 +34,43 @@ class OpenNodeWallet(Wallet):
                 "callback_url": url_for("webhook_listener", _external=True),
             },
         )
-        ok, checking_id, payment_request, error_message = r.ok, None, None, None
 
-        if r.ok:
+        if r.is_error:
-            data = r.json()["data"]
-            checking_id = data["id"]
-            payment_request = data["lightning_invoice"]["payreq"]
-        else:
             error_message = r.json()["message"]
+            return InvoiceResponse(False, None, None, error_message)
 
-        return InvoiceResponse(ok, checking_id, payment_request, error_message)
+        data = r.json()["data"]
+        checking_id = data["id"]
+        payment_request = data["lightning_invoice"]["payreq"]
+        return InvoiceResponse(True, checking_id, payment_request, error_message)
 
     def pay_invoice(self, bolt11: str) -> PaymentResponse:
-        r = post(url=f"{self.endpoint}/v2/withdrawals", headers=self.auth_admin, json={"type": "ln", "address": bolt11})
+        r = httpx.post(
-        ok, checking_id, fee_msat, error_message = r.ok, None, 0, None
+            f"{self.endpoint}/v2/withdrawals", headers=self.auth_admin, json={"type": "ln", "address": bolt11}
+        )
 
-        if r.ok:
+        if r.is_error:
-            data = r.json()["data"]
-            checking_id, fee_msat = data["id"], data["fee"] * 1000
-        else:
             error_message = r.json()["message"]
+            return PaymentResponse(False, None, 0, error_message)
 
-        return PaymentResponse(ok, checking_id, fee_msat, error_message)
+        data = r.json()["data"]
+        checking_id, fee_msat = data["id"]
+        fee_msat = data["fee"] * 1000
+        return PaymentResponse(True, checking_id, fee_msat, error_message)
 
     def get_invoice_status(self, checking_id: str) -> PaymentStatus:
-        r = get(url=f"{self.endpoint}/v1/charge/{checking_id}", headers=self.auth_invoice)
+        r = httpx.get(f"{self.endpoint}/v1/charge/{checking_id}", headers=self.auth_invoice)
 
-        if not r.ok:
+        if r.is_error:
             return PaymentStatus(None)
 
         statuses = {"processing": None, "paid": True, "unpaid": False}
         return PaymentStatus(statuses[r.json()["data"]["status"]])
 
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
-        r = get(url=f"{self.endpoint}/v1/withdrawal/{checking_id}", headers=self.auth_admin)
+        r = httpx.get(f"{self.endpoint}/v1/withdrawal/{checking_id}", headers=self.auth_admin)
 
-        if not r.ok:
+        if r.is_error:
             return PaymentStatus(None)
 
         statuses = {"initial": None, "pending": None, "confirmed": True, "error": False, "failed": False}
@@ -78,8 +79,7 @@ class OpenNodeWallet(Wallet):
     async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
         self.queue: asyncio.Queue = asyncio.Queue()
         while True:
-            item = await self.queue.get()
+            yield await self.queue.get()
-            yield item
             self.queue.task_done()
 
     async def webhook_listener(self):

lnbits/wallets/spark.py

@@ -34,7 +34,7 @@ class SparkWallet(Wallet):
                 data = r.json()
             except:
                 raise UnknownError(r.text)
-            if not r.ok:
+            if r.is_error:
                 raise SparkError(data["message"])
             return data
 
@@ -96,7 +96,7 @@ class SparkWallet(Wallet):
     async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
         url = self.url + "/stream?access-key=" + self.token
 
-        async with httpx.AsyncClient() as client:
+        async with httpx.AsyncClient(timeout=None) as client:
             async with client.stream("GET", url) as r:
                 async for line in r.aiter_lines():
                     if line.startswith("data:"):

lnbits/wallets/void.py

@@ -1,4 +1,4 @@
-from typing import Optional
+from typing import Optional, AsyncGenerator
 
 from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet, Unsupported
 
@@ -17,3 +17,6 @@ class VoidWallet(Wallet):
 
     def get_payment_status(self, checking_id: str) -> PaymentStatus:
         raise Unsupported("")
+
+    async def paid_invoices_stream(self) -> AsyncGenerator[str, None]:
+        yield ""