import subprocess
import os
import logging
from flask import Flask, request, jsonify
import signal
import time
import psutil

logging.basicConfig(filename='osiris_listener_playground.log', level=logging.DEBUG, format='%(asctime)s %(message)s')

def read_pid_file(pid_file):
    """Read the PID from the specified PID file."""
    try:
        with open(pid_file, 'r') as file:
            pid = int(file.read().strip())
        return pid
    except (FileNotFoundError, ValueError):
        return None

def is_java_process_running(pid):
    """Check if a Java process with the given PID is running."""
    try:
        proc = psutil.Process(pid)
        if 'java' in proc.name().lower():
            return True
    except (psutil.NoSuchProcess, psutil.AccessDenied, psutil.ZombieProcess):
        return False
    return False

SCRIPTS = {
    "start_gameservers_minecraft": [
        # Vanilla (Port 25565)
        {"name": "Minecraft Vanilla 1.21", "path": "C:/Users/4lexK/Desktop/GameServers/Minecraft/Vanilla_1-21/start_server.py", "params": ["--java_path", "C:/Program Files/Java/jdk-22/bin", "minecraft_server.1.21"]},
        
    ]
}
logging.info("Received request to start minecraft servers.")
    
   
current_pid = []

results = []                
for script_info in SCRIPTS['start_gameservers_minecraft']:
    path = script_info["path"]
    params = script_info["params"]
    script_name = script_info["name"]
    pid_file = os.path.join(os.path.dirname(path), 'server.pid')
    
    pid = read_pid_file(pid_file)
    if pid and is_java_process_running(pid):
        logging.info(f"Script {script_name} is already running with PID {pid}.")
        results.append({
            "script": path,
            "params": params,
            "status": "already running",
            "pid": pid
        })
        continue
    
    try:        
        logging.info(f"Starting script: {' '.join(['python', path] + params)}")
        process = subprocess.Popen(['python', path] + params, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
        psutil_process = psutil.Process(process.pid)       
        logging.info(f"Started {script_name} with PID: {psutil_process.pid}")
        results.append({
            "script": path,
            "params": params,
            "pid": psutil_process.pid
        })
    except Exception as e:
        logging.error(f"Error starting script {path}: {e}")
        results.append({
            "script": path,
            "params": params,
            "error": str(e)
        })
logging.info(f"{results =}")
"""
current_pid = 8196
try:
    subprocess.run(['taskkill', '/F', '/PID', str(current_pid)], check=True)
    print(f"Process with PID {current_pid} has been terminated.")
except subprocess.CalledProcessError as e:
    print(f"Failed to terminate process with PID {current_pid}. Error: {e}")
"""