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#
#   http://www.apache.org/licenses/LICENSE-2.0
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# pylint: disable=C,R,W

"""Utility functions used across Superset"""

import logging

from flask import current_app

from superset import app, security_manager, thumbnail_cache
from superset.extensions import celery_app
from superset.utils.screenshots import ChartScreenshot, DashboardScreenshot

logger = logging.getLogger(__name__)


@celery_app.task(name="cache_chart_thumbnail", soft_time_limit=300)
def cache_chart_thumbnail(chart_id: int, force: bool = False) -> None:
    with app.app_context():  # type: ignore
        if not thumbnail_cache:
            logger.warning("No cache set, refusing to compute")
            return None
        logging.info(f"Caching chart {chart_id}")
        screenshot = ChartScreenshot(model_id=chart_id)
        user = security_manager.find_user(current_app.config["THUMBNAIL_SELENIUM_USER"])
        screenshot.compute_and_cache(user=user, cache=thumbnail_cache, force=force)


@celery_app.task(name="cache_dashboard_thumbnail", soft_time_limit=300)
def cache_dashboard_thumbnail(dashboard_id: int, force: bool = False) -> None:
    with app.app_context():  # type: ignore
        if not thumbnail_cache:
            logging.warning("No cache set, refusing to compute")
            return None
        logger.info(f"Caching dashboard {dashboard_id}")
        screenshot = DashboardScreenshot(model_id=dashboard_id)
        user = security_manager.find_user(current_app.config["THUMBNAIL_SELENIUM_USER"])
        screenshot.compute_and_cache(user=user, cache=thumbnail_cache, force=force)
