import logging
import sys
from typing import Any

from domain.ports import EventBusPort


def setup_logging() -> None:
    logging.basicConfig(
        level=logging.INFO,
        format="%(asctime)s | %(levelname)-7s | %(name)s | %(message)s",
        datefmt="%H:%M:%S",
        stream=sys.stdout,
    )


def attach_event_logger(event_bus: EventBusPort) -> None:
    """Podłącza monitorowanie zdarzeń API — zgodnie z lekcją:
    'warto zapisywać i monitorować wszystkie zdarzenia'."""

    log = logging.getLogger("events")

    def on_request(data: dict[str, Any]) -> None:
        log.info(">>> [%s] attempt=%d params=%s",
                 data["action"], data["attempt"], data.get("params", {}))

    def on_response(data: dict[str, Any]) -> None:
        log.info("<<< [%s] http=%d data=%s",
                 data["action"], data["http_code"], data["data"])

    def on_retry(data: dict[str, Any]) -> None:
        log.warning("... retry reason=%s delay=%.1fs", data["reason"], data["delay"])

    def on_step(data: dict[str, Any]) -> None:
        log.info("=== STEP: %s", data.get("description", ""))

    event_bus.on("api:request", on_request)
    event_bus.on("api:response", on_response)
    event_bus.on("api:retry", on_retry)
    event_bus.on("workflow:step", on_step)