from django.http import HttpRequest, HttpResponse
from django.utils.translation import ugettext as _

from zerver.decorator import human_users_only
from zerver.lib.actions import do_mark_hotspot_as_read
from zerver.lib.hotspots import ALL_HOTSPOTS
from zerver.lib.request import REQ, has_request_variables
from zerver.lib.response import json_error, json_success
from zerver.lib.validator import check_string
from zerver.models import UserProfile


@human_users_only
@has_request_variables
def mark_hotspot_as_read(request: HttpRequest, user: UserProfile,
                         hotspot: str=REQ(validator=check_string)) -> HttpResponse:
    if hotspot not in ALL_HOTSPOTS:
        return json_error(_('Unknown hotspot: {}').format(hotspot))
    do_mark_hotspot_as_read(user, hotspot)
    return json_success()