import re
import threading
from py4j.java_gateway import JavaGateway
import os.path
from os import path
import time
import mailbox
import shutil
from glob import glob
import sys
from datetime import datetime

sys.path.append(
    "C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6")

now = datetime.now()
FILE_NAME = now.strftime("%d-%m-%Y-%H-%M")+"-scan"
check_existent_file = "C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\ConnectScannerJAVA\\ScanData1.txt"
path_to_file_for_processing = "C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\PointCloud_processing\\scans\\before\\unprocessed\\"+FILE_NAME+'.txt'
path_to_folder_for_storing = "C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\ConnectScannerJAVA\\Scans\\scan.txt"
path_to_storing_folder_index = "C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\ConnectScannerJAVA\\Scans\\scan"
path_to_activate_point_cloud_processing = "C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\PointCloud_processing\\program.py"


def check_empty_directory():
    Flag = True
    while (1):
        #print("We are in the WHILE LOOP BEFORE IF")
        if (os.path.exists(check_existent_file)):
            # len(os.listdir("C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\Empty_dir")) != 0:
            print("We are in the WHILE LOOP")
            print("Working directory contents the file for processing")
            time.sleep(5)
            shutil.copy(check_existent_file, path_to_file_for_processing)
            shutil.copy(check_existent_file, path_to_folder_for_storing)
            os.remove(check_existent_file)
            print("Temporary directory is empty")

            i = 0
            scanned_pointcloud = path_to_storing_folder_index + \
                str(i) + ".txt"
            while path.exists(scanned_pointcloud):
                scanned_pointcloud = path_to_storing_folder_index + \
                    str(i) + ".txt"
                i += 1
            # do what you want to with that file...
            f = open(scanned_pointcloud, "w")
            # f.write(str(var))
            f.close()
            os.remove(path_to_folder_for_storing)
        if (os.path.exists(path_to_file_for_processing) and Flag==True):
            print("Directory for file processing contents the file for point_cloud_processing")
            os.system('python ' + path_to_activate_point_cloud_processing + " " + FILE_NAME)
            Flag=False
            time.sleep(1)
            # os.remove(path_to_file_for_processing)
            print("THE PROGRAM:PY STARTS NOW ")

def fun1():
    path = os.getcwd()
    os.chdir("C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\ConnectScannerJAVA")
    os.system("java ConnectScannerJNI")
    os.chdir("C:\\Users\\etyur\\Documents\\ROBOTICS_AAU\\6_SEMESTER\\P_6\\PointCloud_processing")
    print("Threat runs. Jump to file writer ... ")


def threat_scanner_launch():
    testThread = threading.Thread(target=fun1)
    testThread.start()
    print("Run function to run threat!")


if __name__ == "__main__":
   # main()
   threat_scanner_launch()
   check_empty_directory()