mirror of
https://github.com/lnbits/lnbits-legend.git
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60 lines
2.5 KiB
Python
60 lines
2.5 KiB
Python
from requests import get, post
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from .base import InvoiceResponse, PaymentResponse, TxStatus, Wallet
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class LndWallet(Wallet):
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"""https://api.lightning.community/rest/index.html#lnd-rest-api-reference"""
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def __init__(self, *, endpoint: str, admin_macaroon: str, invoice_macaroon: str, read_macaroon: str):
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self.endpoint = endpoint[:-1] if endpoint.endswith("/") else endpoint
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self.auth_admin = {"Grpc-Metadata-macaroon": admin_macaroon}
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self.auth_invoice = {"Grpc-Metadata-macaroon": invoice_macaroon}
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self.auth_read = {"Grpc-Metadata-macaroon": read_macaroon}
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def create_invoice(self, amount: int, memo: str = "") -> InvoiceResponse:
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payment_hash, payment_request = None, None
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r = post(
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url=f"{self.endpoint}/v1/invoices",
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headers=self.auth_admin, verify=False,
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json={"value": amount, "memo": memo, "private": True},
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)
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if r.ok:
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data = r.json()
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payment_request = data["payment_request"]
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rr = get(url=f"{self.endpoint}/v1/payreq/{payment_request}", headers=self.auth_read, verify=False,)
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if rr.ok:
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dataa = rr.json()
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payment_hash = dataa["payment_hash"]
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return InvoiceResponse(r, payment_hash, payment_request)
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def pay_invoice(self, bolt11: str) -> PaymentResponse:
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r = post(
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url=f"{self.endpoint}/v1/channels/transactions", headers=self.auth_admin, verify=False, json={"payment_request": bolt11}
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)
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return PaymentResponse(r, not r.ok)
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def get_invoice_status(self, payment_hash: str, wait: bool = True) -> TxStatus:
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r = get(url=f"{self.endpoint}/v1/invoice/{payment_hash}", headers=self.auth_read, verify=False,)
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if not r.ok or "settled" not in r.json():
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return TxStatus(r, None)
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return TxStatus(r, r.json()["settled"])
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def get_payment_status(self, payment_hash: str) -> TxStatus:
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r = get(url=f"{self.endpoint}/v1/payments", headers=self.auth_admin, verify=False, params={"include_incomplete": True})
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if not r.ok:
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return TxStatus(r, None)
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payments = [p for p in r.json()["payments"] if p["payment_hash"] == payment_hash]
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payment = payments[0] if payments else None
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# check payment.status: https://api.lightning.community/rest/index.html?python#peersynctype
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statuses = {"UNKNOWN": None, "IN_FLIGHT": None, "SUCCEEDED": True, "FAILED": False}
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return TxStatus(r, statuses[payment["status"]] if payment else None)
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