"""
Utility functions for stream readers.
"""
import logging
import os

# Keep OpenCV errors visible but allow FFmpeg stderr logging
os.environ["OPENCV_LOG_LEVEL"] = "ERROR"

logger = logging.getLogger(__name__)

# Color codes for pretty logging
class Colors:
    GREEN = '\033[92m'
    YELLOW = '\033[93m'
    RED = '\033[91m'
    BLUE = '\033[94m'
    PURPLE = '\033[95m'
    CYAN = '\033[96m'
    WHITE = '\033[97m'
    BOLD = '\033[1m'
    END = '\033[0m'

def log_success(camera_id: str, message: str):
    """Log success messages in green"""
    logger.info(f"{Colors.GREEN}[{camera_id}] {message}{Colors.END}")

def log_warning(camera_id: str, message: str):
    """Log warnings in yellow"""
    logger.warning(f"{Colors.YELLOW}[{camera_id}] {message}{Colors.END}")

def log_error(camera_id: str, message: str):
    """Log errors in red"""
    logger.error(f"{Colors.RED}[{camera_id}] {message}{Colors.END}")

def log_info(camera_id: str, message: str):
    """Log info in cyan"""
    logger.info(f"{Colors.CYAN}[{camera_id}] {message}{Colors.END}")