lnbits-legend/lnbits/extensions/paywall/views_api.py
2021-08-22 12:16:31 +01:00

110 lines
3.4 KiB
Python

from quart import g, jsonify, request
from http import HTTPStatus
from lnbits.core.crud import get_user, get_wallet
from lnbits.core.services import create_invoice, check_invoice_status
from lnbits.decorators import api_check_wallet_key, api_validate_post_request
from . import paywall_ext
from .crud import create_paywall, get_paywall, get_paywalls, delete_paywall
from typing import Optional
from pydantic import BaseModel
from fastapi import FastAPI, Query
from fastapi.encoders import jsonable_encoder
@paywall_ext.get("/api/v1/paywalls")
@api_check_wallet_key("invoice")
async def api_paywalls():
wallet_ids = [g.wallet.id]
if "all_wallets" in request.args:
wallet_ids = (await get_user(g.wallet.user)).wallet_ids
return (
jsonable_encoder([paywall._asdict() for paywall in await get_paywalls(wallet_ids)]),
HTTPStatus.OK,
)
class CreateData(BaseModel):
url: Optional[str] = Query(...)
memo: Optional[str] = Query(...)
description: str
amount: int
remembers: bool
@paywall_ext.post("/api/v1/paywalls")
@api_check_wallet_key("invoice")
async def api_paywall_create(data: CreateData):
paywall = await create_paywall(wallet_id=g.wallet.id, **data)
return paywall, HTTPStatus.CREATED
@paywall_ext.delete("/api/v1/paywalls/{paywall_id}")
@api_check_wallet_key("invoice")
async def api_paywall_delete(paywall_id):
paywall = await get_paywall(paywall_id)
if not paywall:
return jsonable_encoder({"message": "Paywall does not exist."}), HTTPStatus.NOT_FOUND
if paywall.wallet != g.wallet.id:
return jsonable_encoder({"message": "Not your paywall."}), HTTPStatus.FORBIDDEN
await delete_paywall(paywall_id)
return "", HTTPStatus.NO_CONTENT
@paywall_ext.post("/api/v1/paywalls/{paywall_id}/invoice")
async def api_paywall_create_invoice(amount: int = Query(..., ge=1), paywall_id = None):
paywall = await get_paywall(paywall_id)
if amount < paywall.amount:
return (
jsonable_encoder({"message": f"Minimum amount is {paywall.amount} sat."}),
HTTPStatus.BAD_REQUEST,
)
try:
amount = (
amount if amount > paywall.amount else paywall.amount
)
payment_hash, payment_request = await create_invoice(
wallet_id=paywall.wallet,
amount=amount,
memo=f"{paywall.memo}",
extra={"tag": "paywall"},
)
except Exception as e:
return {"message": str(e)}, HTTPStatus.INTERNAL_SERVER_ERROR
return (
{"payment_hash": payment_hash, "payment_request": payment_request},
HTTPStatus.CREATED,
)
@paywall_ext.post("/api/v1/paywalls/{paywall_id}/check_invoice")
async def api_paywal_check_invoice(payment_hash: str = Query(...), paywall_id = None):
paywall = await get_paywall(paywall_id)
if not paywall:
return {"message": "Paywall does not exist."}, HTTPStatus.NOT_FOUND
try:
status = await check_invoice_status(paywall.wallet, payment_hash)
is_paid = not status.pending
except Exception:
return {"paid": False}, HTTPStatus.OK
if is_paid:
wallet = await get_wallet(paywall.wallet)
payment = await wallet.get_payment(payment_hash)
await payment.set_pending(False)
return (
{"paid": True, "url": paywall.url, "remembers": paywall.remembers},
HTTPStatus.OK,
)
return {"paid": False}, HTTPStatus.OK