# retoor <retoor@molodetz.nl>
from molodetz import config
from molodetz.services.base import BaseService
from molodetz.utils.presence import compute_roster


class PresenceService(BaseService):
    name = "presence"
    title = "Presence"
    description = "Publishes the online set from recent account activity."
    default_interval = 5
    min_interval = 2
    metrics_interval = 5

    def __init__(self):
        super().__init__()
        self.roster = []

    async def run_once(self):
        self.roster = compute_roster()

    def collect_metrics(self):
        return {
            "roster": self.roster,
            "cards": [
                {"label": "Online", "value": len(self.roster[: config.PRESENCE_ONLINE_LIMIT])},
                {"label": "Tracked", "value": len(self.roster)},
            ],
            "table": None,
        }