Untitled

import datetime


class Note:
    note_count = 0

    def __init__(self, text, tag):
        self.text = text
        self.tag = tag
        self.date = datetime.datetime.now()
        Note.note_count += 1
        self.ID = Note.note_count

    def match(self, keyword):
        return keyword in self.text or keyword in self.tag


class Notebook:
    def __init__(self):
        self.notes = []

    def new_note(self, text, tag):
        self.notes.append(Note(text, tag))

    def modify_text(self, note_id, new_text):
        for note in self.notes:
            if note.ID == note_id:
                note.text = new_text

    def modify_tag(self, note_id, new_tag):
        for note in self.notes:
            if note.ID == note_id:
                note.tag = new_tag

    def search(self, keyword):
        matching_notes = [note for note in self.notes if note.match(keyword)]
        return matching_notes


class Menu:
    def __init__(self):
        self.notebook = Notebook()
        self.options = {
            "1": self.show_notes,
            "2": self.search_notes,
            "3": self.add_note,
            "4": self.modify_note,
            "5": self.quit
        }

    @staticmethod
    def show_menu():
        print("Menu:")
        print("1. Show notes")
        print("2. Search notes")
        print("3. Add note")
        print("4. Modify note")
        print("5. Quit")

    def run(self):
        while True:
            self.show_menu()
            choice = input("Enter your choice: ")
            action = self.options.get(choice)
            if action:
                action()
            else:
                print("Invalid choice. Please try again.")

    def show_notes(self):
        for note in self.notebook.notes:
            print(f"ID: {note.ID}, Date: {note.date}, Tag: {note.tag}, Text: {note.text}")

    def search_notes(self):
        keyword = input("Enter keyword to search: ")
        matching_notes = self.notebook.search(keyword)
        if matching_notes:
            print("Matching notes:")
            for note in matching_notes:
                print(f"ID: {note.ID}, Date: {note.date}, Tag: {note.tag}, Text: {note.text}")
        else:
            print("No matching notes found.")
        self.show_notes()  # Show all notes after search

    def add_note(self):
        text = input("Enter note text: ")
        tag = input("Enter note tag: ")
        self.notebook.new_note(text, tag)
        print("Note added successfully.")

    def modify_note(self):
        note_id = int(input("Enter note ID to modify: "))
        new_text = input("Enter new text: ")
        new_tag = input("Enter new tag: ")
        self.notebook.modify_text(note_id, new_text)
        self.notebook.modify_tag(note_id, new_tag)
        print("Note modified successfully.")

    @staticmethod
    def quit():
        print("Exiting the program.")
        exit()


if __name__ == "__main__":
    menu = Menu()
    menu.run()