main.py

from watchdog.observers import Observer
from watchdog.events import FileSystemEventHandler
import os
from product import ProductApp
import threading
import sys

latest = ""

class FileEventHandler(FileSystemEventHandler):
    def on_modified(self, event):
        global latest
        if not event.is_directory:
            if event.src_path.endswith(".pdf"):
                path = event.src_path.replace("\\", "/")
                print("CURRENT: " + path)
                if latest != path:
                    # The show PDF is generated by the "Show Objects" function
                    if path.endswith("-show.pdf"):
                        print("Show PDF: " + latest)
                    # The removed PDF is generated by the "Remove /JS Objects" function
                    elif path.endswith("-removed.pdf"):
                        print("Removed PDF: " + latest)

                    else:
                        product_app = ProductApp(path)
                        latest = path
                        print("Latest: " + latest)


def file_observer():
    # Auto-detect all the downloaded pdf files in the "Downloads" directory
    observer = Observer()
    observer.schedule(FileEventHandler(), path=f"C:\\Users\\{os.getlogin()}\\Downloads", recursive=False)
    observer.start()

    try:
        while True:
            pass
    except KeyboardInterrupt:
        observer.stop()

    # blocks the program execution and waits until the observer's thread is finished.
    observer.join()


def manual_file_input():
    global latest
    print("Command line arguments:", sys.argv)
    if len(sys.argv) > 1:
        user_input = sys.argv[1]  # Use command line argument as file path
        print("Command line argument provided:", user_input)
        user_input.replace("\\", "\\\\")
        if user_input.endswith(".pdf"):
            path = user_input.replace("\\", "/")
            print("PATH:" + path)
            if latest != path:
                # The show PDF is generated by the "Show Objects" function
                if path.endswith("-show.pdf"):
                    print("Show PDF: " + latest)
                # The removed PDF is generated by the "Remove /JS Objects" function
                elif path.endswith("-removed.pdf"):
                    print("Removed PDF: " + latest)
                
                else:
                    product_app = ProductApp(path)
                    latest = path
                    print("Latest: " + latest)


if __name__ == "__main__":
    manual_input_thread = threading.Thread(target=manual_file_input)
    manual_input_thread.start()

    observer_thread = threading.Thread(target=file_observer)
    observer_thread.start()


    manual_input_thread.join()
    observer_thread.join()