"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.


This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
See the GNU General Public License for more details.


You should have received a copy of the GNU General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.

Copyright © 2019 Cloud Linux Software Inc.

This software is also available under ImunifyAV commercial license,
see <https://www.imunify360.com/legal/eula>
"""
import json
import logging
from urllib.parse import urljoin
from urllib.request import Request
from imav.malwarelib.model import ImunifyPatchSubscription
from defence360agent.api.server import API, APIError
from defence360agent.internals.iaid import (
    IndependentAgentIDAPI,
    IAIDTokenError,
)

logger = logging.getLogger(__name__)


class ImunifyPatchSubscriptionAPI(API):
    URL = urljoin(API._BASE_URL, "/api/patch/subscriptions/check")

    @classmethod
    async def get_subscriptions(cls, ids: list[str]) -> list[str] | None:
        """Get active subscriptions for specific ids.
        Return None if interaction with the remote API failed.
        """
        if not ids:
            return []

        try:
            token = await IndependentAgentIDAPI.get_token()
        except IAIDTokenError as exc:
            logger.error(
                "Can't get iaid token: %s. Return empty subscription list.",
                exc,
            )
            return None

        request = Request(
            cls.URL,
            data=json.dumps({"users": ids}).encode(),
            headers={"X-Auth": token, "Content-Type": "application/json"},
        )
        try:
            result = await cls.async_request(request)
        except APIError as exc:
            logger.error(
                "Failed to get subscriptions details: %s. "
                "Return empty subscription list.",
                exc,
            )
            return None

        return result["patchActive"]


def has_imunify_patch_subscriptions(_: str) -> bool:
    return ImunifyPatchSubscription.select().exists()