from http import HTTPStatus

from fastapi import Request
from fastapi.param_functions import Query
from fastapi.params import Depends
from starlette.exceptions import HTTPException

from lnbits.core.crud import get_user
from lnbits.decorators import WalletTypeInfo, get_key_type, require_admin_key
from lnbits.extensions.lnurlpos import lnurlpos_ext
from lnbits.utils.exchange_rates import currencies

from . import lnurlpos_ext
from .crud import (
    create_lnurlpos,
    delete_lnurlpos,
    get_lnurlpos,
    get_lnurlposs,
    update_lnurlpos,
)
from .models import createLnurlpos


@lnurlpos_ext.get("/api/v1/currencies")
async def api_list_currencies_available():
    return list(currencies.keys())


#######################lnurlpos##########################


@lnurlpos_ext.post("/api/v1/lnurlpos")
@lnurlpos_ext.put("/api/v1/lnurlpos/{lnurlpos_id}")
async def api_lnurlpos_create_or_update(
    data: createLnurlpos,
    wallet: WalletTypeInfo = Depends(require_admin_key),
    lnurlpos_id: str = Query(None),
):
    if not lnurlpos_id:
        lnurlpos = await create_lnurlpos(data)
        return lnurlpos.dict()
    else:
        lnurlpos = await update_lnurlpos(data, lnurlpos_id=lnurlpos_id)
        return lnurlpos.dict()


@lnurlpos_ext.get("/api/v1/lnurlpos")
async def api_lnurlposs_retrieve(wallet: WalletTypeInfo = Depends(get_key_type)):
    wallet_ids = (await get_user(wallet.wallet.user)).wallet_ids
    try:
        return [{**lnurlpos.dict()} for lnurlpos in await get_lnurlposs(wallet_ids)]
    except:
        return ""


@lnurlpos_ext.get("/api/v1/lnurlpos/{lnurlpos_id}")
async def api_lnurlpos_retrieve(
    request: Request,
    wallet: WalletTypeInfo = Depends(get_key_type),
    lnurlpos_id: str = Query(None),
):
    lnurlpos = await get_lnurlpos(lnurlpos_id)
    if not lnurlpos:
        raise HTTPException(
            status_code=HTTPStatus.NOT_FOUND, detail="lnurlpos does not exist"
        )
    if not lnurlpos.lnurl_toggle:
        return {**lnurlpos.dict()}
    return {**lnurlpos.dict(), **{"lnurl": lnurlpos.lnurl(request=request)}}


@lnurlpos_ext.delete("/api/v1/lnurlpos/{lnurlpos_id}")
async def api_lnurlpos_delete(
    wallet: WalletTypeInfo = Depends(require_admin_key), lnurlpos_id: str = Query(None)
):
    lnurlpos = await get_lnurlpos(lnurlpos_id)

    if not lnurlpos:
        raise HTTPException(
            status_code=HTTPStatus.NOT_FOUND, detail="Wallet link does not exist."
        )

    await delete_lnurlpos(lnurlpos_id)

    return "", HTTPStatus.NO_CONTENT