Source code for app.core.logging

"""
Structured logging setup using structlog.
Outputs JSON in production, colored console in development.
"""
import logging
import sys
import structlog
from app.config import get_settings




def setup_logging() -> None:
    settings = get_settings()
    log_level = getattr(logging, settings.log_level.upper(), logging.INFO)

    # Configure stdlib logging basicConfig first so handlers are set up
    logging.basicConfig(
        format="%(message)s",
        stream=sys.stdout,
        level=log_level,
    )

    shared_processors = [
        structlog.stdlib.filter_by_level,
        structlog.stdlib.add_logger_name,
        structlog.stdlib.add_log_level,
        structlog.processors.TimeStamper(fmt="iso"),
        structlog.processors.StackInfoRenderer(),
        structlog.processors.format_exc_info,
    ]

    if settings.is_development:
        # Pretty console output for local dev
        processors = shared_processors + [
            structlog.dev.ConsoleRenderer(colors=True),
        ]
    else:
        # JSON output for production log aggregators (Datadog, CloudWatch, etc.)
        processors = shared_processors + [
            structlog.processors.dict_tracebacks,
            structlog.processors.JSONRenderer(),
        ]

    structlog.configure(
        processors=processors,
        logger_factory=structlog.stdlib.LoggerFactory(),
        wrapper_class=structlog.stdlib.BoundLogger,
        cache_logger_on_first_use=True,
    )





def get_logger(name: str = __name__) -> structlog.BoundLogger:
    return structlog.get_logger(name)