lnbits-legend/lnbits/extensions/satspay/crud.py
2022-07-28 16:34:42 +03:00

124 lines
3.9 KiB
Python

from typing import List, Optional
import httpx
from lnbits.core.services import create_invoice
from lnbits.core.views.api import api_payment
from lnbits.helpers import urlsafe_short_hash
from ..watchonly.crud import get_config, get_fresh_address
# from lnbits.db import open_ext_db
from . import db
from .models import Charges, CreateCharge
###############CHARGES##########################
async def create_charge(user: str, data: CreateCharge) -> Charges:
charge_id = urlsafe_short_hash()
if data.onchainwallet:
onchain = await get_fresh_address(data.onchainwallet)
onchainaddress = onchain.address
else:
onchainaddress = None
if data.lnbitswallet:
payment_hash, payment_request = await create_invoice(
wallet_id=data.lnbitswallet,
amount=data.amount,
memo=charge_id,
extra={"tag": "charge"},
)
else:
payment_hash = None
payment_request = None
await db.execute(
"""
INSERT INTO satspay.charges (
id,
"user",
description,
onchainwallet,
onchainaddress,
lnbitswallet,
payment_request,
payment_hash,
webhook,
completelink,
completelinktext,
time,
amount,
balance
)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
""",
(
charge_id,
user,
data.description,
data.onchainwallet,
onchainaddress,
data.lnbitswallet,
payment_request,
payment_hash,
data.webhook,
data.completelink,
data.completelinktext,
data.time,
data.amount,
0,
),
)
return await get_charge(charge_id)
async def update_charge(charge_id: str, **kwargs) -> Optional[Charges]:
q = ", ".join([f"{field[0]} = ?" for field in kwargs.items()])
await db.execute(
f"UPDATE satspay.charges SET {q} WHERE id = ?", (*kwargs.values(), charge_id)
)
row = await db.fetchone("SELECT * FROM satspay.charges WHERE id = ?", (charge_id,))
return Charges.from_row(row) if row else None
async def get_charge(charge_id: str) -> Charges:
row = await db.fetchone("SELECT * FROM satspay.charges WHERE id = ?", (charge_id,))
return Charges.from_row(row) if row else None
async def get_charges(user: str) -> List[Charges]:
rows = await db.fetchall(
"""SELECT * FROM satspay.charges WHERE "user" = ? ORDER BY "timestamp" DESC """,
(user,),
)
return [Charges.from_row(row) for row in rows]
async def delete_charge(charge_id: str) -> None:
await db.execute("DELETE FROM satspay.charges WHERE id = ?", (charge_id,))
async def check_address_balance(charge_id: str) -> List[Charges]:
charge = await get_charge(charge_id)
if not charge.paid:
if charge.onchainaddress:
config = await get_config(charge.user)
try:
async with httpx.AsyncClient() as client:
r = await client.get(
config.mempool_endpoint
+ "/api/address/"
+ charge.onchainaddress
)
respAmount = r.json()["chain_stats"]["funded_txo_sum"]
if respAmount > charge.balance:
await update_charge(charge_id=charge_id, balance=respAmount)
except Exception:
pass
if charge.lnbitswallet:
invoice_status = await api_payment(charge.payment_hash)
if invoice_status["paid"]:
return await update_charge(charge_id=charge_id, balance=charge.amount)
row = await db.fetchone("SELECT * FROM satspay.charges WHERE id = ?", (charge_id,))
return Charges.from_row(row) if row else None