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import os
import time
import logging
import psutil
from datetime import datetime

# ----------------------- CONFIG -----------------------

TASK_NAME = "RVN-Minrt-Task"  # Exact name of your scheduled task
BATCH_PATH = r"C:\Users\Mining Rig\Desktop\T-RexMiner\RVN-ravenminer.bat"
CMD_PROCESS = "cmd.exe"
CHECK_INTERVAL = 60  # seconds
START_TIME = "06:00"
END_TIME = "21:00"
LOG_FILE = "rvn_launcher.log"

# ---------------------- LOGGING -----------------------

logging.basicConfig(
    filename=LOG_FILE,
    level=logging.INFO,
    format='%(asctime)s - %(levelname)s - %(message)s'
)

# -------------------- FUNCTIONS -----------------------

def is_batch_running(batch_path):
    """Check if a cmd.exe process is running the batch file."""
    for proc in psutil.process_iter(['name', 'cmdline']):
        try:
            name = proc.info.get('name', '').lower()
            cmdline = ' '.join(proc.info.get('cmdline') or []).lower()
            if name == CMD_PROCESS and batch_path.lower() in cmdline:
                return True
        except Exception:
            continue
    return False

def kill_batch_processes(batch_path):
    """Kill all cmd.exe processes running the target .bat file."""
    for proc in psutil.process_iter(['name', 'cmdline', 'pid']):
        try:
            name = proc.info.get('name', '').lower()
            cmdline = ' '.join(proc.info.get('cmdline') or []).lower()
            if name == CMD_PROCESS and batch_path.lower() in cmdline:
                proc.kill()
                logging.info(f"Killed cmd.exe running {batch_path} (PID {proc.pid})")
        except Exception as e:
            logging.error(f"Error killing cmd.exe: {e}")

def run_task(task_name):
    """Run Windows Task Scheduler task by name."""
    try:
        result = os.system(f'schtasks /run /tn "{task_name}"')
        if result == 0:
            logging.info(f"Scheduled task '{task_name}' started.")
        else:
            logging.error(f"Failed to start scheduled task '{task_name}' (code {result}).")
    except Exception as e:
        logging.error(f"Error running task: {e}")

# ------------------- INITIAL CHECK --------------------

logging.info("Script started. Waiting for scheduled time...")

now = datetime.now().strftime("%H:%M")
if now < START_TIME or now >= END_TIME:
    if is_batch_running(BATCH_PATH):
        logging.info("Outside allowed hours. Killing running batch process.")
        kill_batch_processes(BATCH_PATH)
else:
    logging.info("Within allowed time, script will manage state based on time loop.")

# -------------------- MAIN LOOP -----------------------

while True:
    try:
        now = datetime.now().strftime("%H:%M")
        logging.info(f"Time check: {now}")

        if now == START_TIME and not is_batch_running(BATCH_PATH):
            logging.info("Start time match. Launching task.")
            run_task(TASK_NAME)

        elif now == END_TIME and is_batch_running(BATCH_PATH):
            logging.info("End time match. Killing process.")
            kill_batch_processes(BATCH_PATH)

        time.sleep(CHECK_INTERVAL)

    except Exception as e:
        logging.error(f"Unexpected error: {e}")
        time.sleep(CHECK_INTERVAL)