"""Health check router for monitoring endpoints."""

from fastapi import APIRouter

router = APIRouter(tags=["health"])


@router.get("/health")
def health_check() -> dict[str, str]:
    """
    Health check endpoint for container orchestration.

    Returns 200 if the service is alive and able to handle requests.
    """
    return {"status": "healthy"}


@router.get("/ready")
def readiness_check() -> dict[str, str]:
    """
    Readiness check endpoint for container orchestration.

    Returns 200 if the service is ready to accept traffic.
    This can include checks for database connectivity, external services, etc.
    """
    # Add dependency checks here if needed (database, cache, etc.)
    # For now, simple readiness check
    return {"status": "ready"}


@router.get("/info")
def service_info() -> dict:
    """
    Get service information including available features.

    Useful for verifying which optional dependencies are installed.
    """
    import os

    # Check which optional dependencies are available
    features = {
        "redis": False,
        "postgresql": False,
    }

    try:
        import redis  # noqa: F401

        features["redis"] = True
    except ImportError:
        pass

    try:
        import psycopg2  # noqa: F401

        features["postgresql"] = True
    except ImportError:
        pass

    # Check current configuration
    config = {
        "environment": os.getenv("ENVIRONMENT", "production"),
        "data_dir": os.getenv("DATA_DIR", "/data"),
        "redis_configured": bool(os.getenv("REDIS_URI")),
    }

    return {
        "service": "baby-monitor",
        "version": "0.1.0",
        "features": features,
        "config": config,
    }