"""Structured logging configuration."""
from __future__ import annotations

import logging
from typing import Any

import structlog

from .config import get_settings


def configure_logging() -> None:
    """Configure structlog for JSON-like structured logs."""
    settings = get_settings()
    logging.basicConfig(level=settings.log_level)
    logging.getLogger("azure").setLevel(logging.WARNING)
    logging.getLogger("azure.core").setLevel(logging.WARNING)
    logging.getLogger("azure.identity").setLevel(logging.WARNING)
    logging.getLogger("azure.core.pipeline.policies.http_logging_policy").setLevel(
        logging.WARNING
    )

    structlog.configure(
        processors=[
            structlog.processors.TimeStamper(fmt="iso"),
            structlog.processors.add_log_level,
            structlog.processors.StackInfoRenderer(),
            structlog.processors.format_exc_info,
            structlog.processors.JSONRenderer(),
        ],
        wrapper_class=structlog.make_filtering_bound_logger(
            logging.getLevelName(settings.log_level)
        ),
        cache_logger_on_first_use=True,
    )


def get_logger(**context: Any) -> structlog.BoundLogger:
    """Return a logger bound with optional context."""
    return structlog.get_logger().bind(**context)