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views_api.py
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import json
from http import HTTPStatus
from typing import Optional
from fastapi import APIRouter, Depends, HTTPException, Query, Request
from lnbits.core.crud import get_user
from lnbits.core.models import WalletTypeInfo
from lnbits.decorators import require_admin_key, require_invoice_key
from .crud import (
create_withdraw_link,
delete_withdraw_link,
get_hash_check,
get_withdraw_link,
get_withdraw_links,
update_withdraw_link,
)
from .models import CreateWithdrawData, HashCheck
withdraw_ext_api = APIRouter(prefix="/api/v1")
@withdraw_ext_api.get("/links", status_code=HTTPStatus.OK)
async def api_links(
req: Request,
key_info: WalletTypeInfo = Depends(require_invoice_key),
all_wallets: bool = Query(False),
offset: int = Query(0),
limit: int = Query(0),
):
wallet_ids = [key_info.wallet.id]
if all_wallets:
user = await get_user(key_info.wallet.user)
wallet_ids = user.wallet_ids if user else []
links, total = await get_withdraw_links(wallet_ids, limit, offset)
return {
"data": [{**link.dict(), **{"lnurl": link.lnurl(req)}} for link in links],
"total": total,
}
@withdraw_ext_api.get("/links/{link_id}", status_code=HTTPStatus.OK)
async def api_link_retrieve(
link_id: str,
request: Request,
key_info: WalletTypeInfo = Depends(require_invoice_key),
):
link = await get_withdraw_link(link_id, 0)
if not link:
raise HTTPException(
detail="Withdraw link does not exist.", status_code=HTTPStatus.NOT_FOUND
)
if link.wallet != key_info.wallet.id:
raise HTTPException(
detail="Not your withdraw link.", status_code=HTTPStatus.FORBIDDEN
)
return {**link.dict(), **{"lnurl": link.lnurl(request)}}
@withdraw_ext_api.post("/links", status_code=HTTPStatus.CREATED)
@withdraw_ext_api.put("/links/{link_id}", status_code=HTTPStatus.OK)
async def api_link_create_or_update(
req: Request,
data: CreateWithdrawData,
link_id: Optional[str] = None,
key_info: WalletTypeInfo = Depends(require_admin_key),
):
if data.uses > 250:
raise HTTPException(detail="250 uses max.", status_code=HTTPStatus.BAD_REQUEST)
if data.min_withdrawable < 1:
raise HTTPException(
detail="Min must be more than 1.", status_code=HTTPStatus.BAD_REQUEST
)
if data.max_withdrawable < data.min_withdrawable:
raise HTTPException(
detail="`max_withdrawable` needs to be at least `min_withdrawable`.",
status_code=HTTPStatus.BAD_REQUEST,
)
if data.webhook_body:
try:
json.loads(data.webhook_body)
except Exception as exc:
raise HTTPException(
detail="`webhook_body` can not parse JSON.",
status_code=HTTPStatus.BAD_REQUEST,
) from exc
if data.webhook_headers:
try:
json.loads(data.webhook_headers)
except Exception as exc:
raise HTTPException(
detail="`webhook_headers` can not parse JSON.",
status_code=HTTPStatus.BAD_REQUEST,
) from exc
if link_id:
link = await get_withdraw_link(link_id, 0)
if not link:
raise HTTPException(
detail="Withdraw link does not exist.", status_code=HTTPStatus.NOT_FOUND
)
if link.wallet != key_info.wallet.id:
raise HTTPException(
detail="Not your withdraw link.", status_code=HTTPStatus.FORBIDDEN
)
if link.uses > data.uses:
if data.uses - link.used <= 0:
raise HTTPException(
detail="Cannot reduce uses below current used.",
status_code=HTTPStatus.BAD_REQUEST,
)
numbers = link.usescsv.split(",")
link.usescsv = ",".join(numbers[: data.uses - link.used])
if link.uses < data.uses:
numbers = link.usescsv.split(",")
if numbers[-1] == "":
current_number = int(link.uses)
numbers[-1] = str(link.uses)
else:
current_number = int(numbers[-1])
while len(numbers) < (data.uses - link.used):
current_number += 1
numbers.append(str(current_number))
link.usescsv = ",".join(numbers)
for k, v in data.dict().items():
if v is not None:
setattr(link, k, v)
link = await update_withdraw_link(link)
else:
link = await create_withdraw_link(wallet_id=key_info.wallet.id, data=data)
return {**link.dict(), **{"lnurl": link.lnurl(req)}}
@withdraw_ext_api.delete("/links/{link_id}", status_code=HTTPStatus.OK)
async def api_link_delete(
link_id: str, key_info: WalletTypeInfo = Depends(require_admin_key)
):
link = await get_withdraw_link(link_id)
if not link:
raise HTTPException(
detail="Withdraw link does not exist.", status_code=HTTPStatus.NOT_FOUND
)
if link.wallet != key_info.wallet.id:
raise HTTPException(
detail="Not your withdraw link.", status_code=HTTPStatus.FORBIDDEN
)
await delete_withdraw_link(link_id)
return {"success": True}
@withdraw_ext_api.get(
"/links/{the_hash}/{lnurl_id}",
status_code=HTTPStatus.OK,
dependencies=[Depends(require_invoice_key)],
)
async def api_hash_retrieve(the_hash, lnurl_id) -> HashCheck:
hash_check = await get_hash_check(the_hash, lnurl_id)
return hash_check