"""
app/logging_setup.py
Centralised logging configuration for the application.
"""

from __future__ import annotations

import logging
import sys
from typing import TYPE_CHECKING

if TYPE_CHECKING:
    from app.config import Settings


def configure_logging(settings: "Settings") -> None:
    """Configure root logger and suppress noisy third-party loggers."""
    level = getattr(logging, settings.log_level.upper(), logging.INFO)

    formatter = logging.Formatter(
        fmt="%(asctime)s  %(levelname)-8s  %(name)s  %(message)s",
        datefmt="%Y-%m-%d %H:%M:%S",
    )

    handler = logging.StreamHandler(sys.stdout)
    handler.setFormatter(formatter)

    root = logging.getLogger()
    root.setLevel(level)
    # Avoid duplicate handlers if called multiple times
    if not root.handlers:
        root.addHandler(handler)
    else:
        root.handlers[0] = handler

    # Quieten noisy third-party loggers
    for noisy in ("uvicorn.access", "uvicorn.error", "httpx", "httpcore"):
        logging.getLogger(noisy).setLevel(logging.WARNING)

    logging.getLogger("uvicorn").setLevel(logging.INFO)