lnbits-legend/lnbits/wallets/lndrest.py
2020-04-25 22:41:27 +01:00

78 lines
2.8 KiB
Python

from os import getenv
import os
from requests import get, post
from .base import InvoiceResponse, PaymentResponse, PaymentStatus, Wallet
class LndRestWallet(Wallet):
"""https://api.lightning.community/rest/index.html#lnd-rest-api-reference"""
def __init__(self):
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(self, amount: int, memo: str = "") -> InvoiceResponse:
r = post(
url=f"{self.endpoint}/v1/invoices",
headers=self.auth_invoice, verify=self.auth_cert,
json={"value": amount, "memo": memo, "private": True},
)
print(self.auth_invoice)
ok, checking_id, payment_request, error_message = r.ok, None, None, None
if r.ok:
data = r.json()
payment_request = data["payment_request"]
r = get(url=f"{self.endpoint}/v1/payreq/{payment_request}", headers=self.auth_read, verify=self.auth_cert,)
print(r)
if r.ok:
dataa = r.json()
checking_id = dataa["payment_hash"]
error_message = None
ok = True
return InvoiceResponse(ok, 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, verify=self.auth_cert, json={"type": "ln", "address": bolt11})
ok, checking_id, fee_msat, error_message = r.ok, None, 0, None
if r.ok:
data = r.json()["data"]
checking_id, fee_msat = data["id"], data["fee"] * 1000
else:
error_message = r.json()["message"]
return PaymentResponse(ok, 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, verify=self.auth_cert)
if not r.ok:
return PaymentStatus(None)
statuses = {0: None, 1: True, -1: 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, verify=self.auth_cert)
if not r.ok:
return PaymentStatus(None)
statuses = {0: None, 1: True, -1: False}
return PaymentStatus(statuses[r.json()["data"]["status"]])