"""
Logging utilities for Prezenta Work
Handles both local file logging and remote server notifications
"""

import logging
import os
from datetime import datetime, timedelta
import requests
from config_settings import LOG_FILENAME, LOG_FORMAT, LOG_RETENTION_DAYS, MONITORING_SERVER_URL, REQUEST_TIMEOUT


def setup_logging():
    """Configure the logging system"""
    logging.basicConfig(
        filename=LOG_FILENAME,
        level=logging.INFO,
        format=LOG_FORMAT
    )
    return logging.getLogger(__name__)


def read_masa_name():
    """
    Read the table/room name (idmasa) from file
    Returns 'unknown' if file not found
    """
    from config_settings import ID_MASA_FILE
    try:
        with open(ID_MASA_FILE, "r") as file:
            n_masa = file.readline().strip()
            return n_masa if n_masa else "unknown"
    except FileNotFoundError:
        logging.error(f"File {ID_MASA_FILE} not found.")
        return "unknown"


def send_log_to_server(log_message, n_masa, hostname, device_ip):
    """
    Send log message to remote monitoring server
    
    Args:
        log_message: The message to send
        n_masa: Table/room name
        hostname: Device hostname
        device_ip: Device IP address
    """
    try:
        log_data = {
            "hostname": str(hostname),
            "device_ip": str(device_ip),
            "nume_masa": str(n_masa),
            "log_message": str(log_message)
        }
        
        print(log_data)  # Debugging
        response = requests.post(MONITORING_SERVER_URL, json=log_data, timeout=REQUEST_TIMEOUT)
        response.raise_for_status()
        logging.info(f"Log successfully sent to server: {log_message}")
        
    except requests.exceptions.RequestException as e:
        logging.error(f"Failed to send log to server: {e}")


def log_with_server(message, hostname, device_ip):
    """
    Log message locally and send to remote server
    
    Args:
        message: The message to log
        hostname: Device hostname
        device_ip: Device IP address
    """
    n_masa = read_masa_name()
    formatted_message = f"{message} (n_masa: {n_masa})"
    logging.info(formatted_message)
    send_log_to_server(message, n_masa, hostname, device_ip)


def delete_old_logs():
    """Delete log files older than LOG_RETENTION_DAYS"""
    from config_settings import LOG_FILE
    
    if os.path.exists(LOG_FILE):
        file_mod_time = datetime.fromtimestamp(os.path.getmtime(LOG_FILE))
        if datetime.now() - file_mod_time > timedelta(days=LOG_RETENTION_DAYS):
            try:
                os.remove(LOG_FILE)
                logging.info(f"Deleted old log file: {LOG_FILE}")
            except Exception as e:
                logging.error(f"Failed to delete log file: {e}")
        else:
            logging.info(f"Log file is not older than {LOG_RETENTION_DAYS} days")
    else:
        logging.info(f"Log file does not exist: {LOG_FILE}")


# Initialize logger at module load
logger = setup_logging()