import tkinter as tk
from tkinter import messagebox, simpledialog, ttk
from PIL import Image, ImageTk
from datetime import datetime
from tkcalendar import Calendar
import time
import threading

class Task:
    def __init__(self, title, description, category, priority, deadline, status='belum selesai'):
        self.title = title
        self.description = description
        self.category = category
        self.priority = priority
        self.deadline = deadline
        self.status = status

class TaskList:
    def __init__(self):
        self.tasks = []

    def add_task(self, task):
        self.tasks.append(task)

    def get_tasks(self):
        return self.tasks

    def remove_task(self, task):
        self.tasks.remove(task)

class ToDoApp:
    def __init__(self, root):
        self.root = root
        self.root.title("To-Do List App")
        self.root.geometry("800x600")

        # Load background image
        self.background_image = Image.open("kampus-teknologi-yogya.jpg")
        self.background_image = self.background_image.resize((1200, 900), Image.LANCZOS)
        self.bg_image = ImageTk.PhotoImage(self.background_image)

        self.background_label = tk.Label(root, image=self.bg_image)
        self.background_label.place(relwidth=1, relheight=1)

        self.tasks = TaskList()

        self.create_widgets()
        self.task_notifications()

    def create_widgets(self):
        style = ttk.Style()

        # Configure the style for the Treeview
        style.configure("Custom.Treeview", 
                        background="#333333",
                        foreground="white",
                        fieldbackground="#333333",
                        font=('Arial', 12))
        style.map("Custom.Treeview",
                  background=[("selected", "#4B8BBE")])
        
        # Configure the style for the Treeview headings
        style.configure("Custom.Treeview.Heading", 
                        background="#282C34",
                        foreground="white",
                        font=('Arial', 14, 'bold'))

        title_label = tk.Label(self.root, text="To-Do List App", font=("Arial", 24, "bold"), bg='#4B8BBE', fg='white')
        title_label.pack(pady=10)

        form_frame = tk.Frame(self.root, bg='#282C34', bd=10, relief="ridge")
        form_frame.pack(pady=10)

        tk.Label(form_frame, text="Judul:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=0, column=0, padx=5, pady=5)
        self.title_entry = tk.Entry(form_frame, font=('Arial', 12))
        self.title_entry.grid(row=0, column=1, padx=5, pady=5)

        tk.Label(form_frame, text="Deskripsi:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=1, column=0, padx=5, pady=5)
        self.description_entry = tk.Entry(form_frame, font=('Arial', 12))
        self.description_entry.grid(row=1, column=1, padx=5, pady=5)

        tk.Label(form_frame, text="Kategori:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=2, column=0, padx=5, pady=5)
        self.category_entry = tk.Entry(form_frame, font=('Arial', 12))
        self.category_entry.grid(row=2, column=1, padx=5, pady=5)

        tk.Label(form_frame, text="Prioritas:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=3, column=0, padx=5, pady=5)
        self.priority_combobox = ttk.Combobox(form_frame, values=["Rendah", "Sedang", "Tinggi"], font=('Arial', 12))
        self.priority_combobox.grid(row=3, column=1, padx=5, pady=5)
        self.priority_combobox.current(0)

        tk.Label(form_frame, text="Deadline:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=4, column=0, padx=5, pady=5)
        self.deadline_entry = Calendar(form_frame, font=('Arial', 12), selectmode='day', year=datetime.now().year, month=datetime.now().month, day=datetime.now().day)
        self.deadline_entry.grid(row=4, column=1, padx=5, pady=5)

        tk.Label(form_frame, text="Jam:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=4, column=2, padx=5, pady=5)
        self.hour_spinbox = tk.Spinbox(form_frame, from_=0, to=23, wrap=True, font=('Arial', 12), width=5, format="%02.0f")
        self.hour_spinbox.grid(row=4, column=3, padx=5, pady=5)
        
        tk.Label(form_frame, text="Menit:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=4, column=4, padx=5, pady=5)
        self.minute_spinbox = tk.Spinbox(form_frame, from_=0, to=59, wrap=True, font=('Arial', 12), width=5, format="%02.0f")
        self.minute_spinbox.grid(row=4, column=5, padx=5, pady=5)

        add_button = tk.Button(form_frame, text="Tambah Tugas", command=self.add_task, bg='#61AFEF', fg='white', font=('Arial', 12))
        add_button.grid(row=5, columnspan=6, pady=10)

        self.tree = ttk.Treeview(self.root, columns=("Judul", "Deskripsi", "Kategori", "Prioritas", "Deadline", "Status"), show="headings", style="Custom.Treeview")
        self.tree.heading("Judul", text="Judul")
        self.tree.heading("Deskripsi", text="Deskripsi")
        self.tree.heading("Kategori", text="Kategori")
        self.tree.heading("Prioritas", text="Prioritas")
        self.tree.heading("Deadline", text="Deadline")
        self.tree.heading("Status", text="Status")
        self.tree.pack(pady=20, fill=tk.BOTH, expand=True)

        self.tree.tag_configure('belum_selesai', background='lightgray')
        self.tree.tag_configure('selesai', background='lightgreen')

        button_frame = tk.Frame(self.root, bg='#282C34')
        button_frame.pack(pady=10)

        complete_button = tk.Button(button_frame, text="Tandai Selesai", command=self.complete_task, bg='#98C379', fg='black', font=('Arial', 12))
        complete_button.grid(row=0, column=0, padx=5)

        edit_button = tk.Button(button_frame, text="Edit Tugas", command=self.edit_task, bg='#98C379', fg='black', font=('Arial', 12))
        edit_button.grid(row=0, column=1, padx=5)

        delete_button = tk.Button(button_frame, text="Hapus Tugas", command=self.delete_task, bg='#98C379', fg='black', font=('Arial', 12))
        delete_button.grid(row=0, column=2, padx=5)

        search_frame = tk.Frame(self.root, bg='#282C34')
        search_frame.pack(pady=10)

        tk.Label(search_frame, text="Cari:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=0, column=0, padx=5)
        self.search_entry = tk.Entry(search_frame, font=('Arial', 12))
        self.search_entry.grid(row=0, column=1, padx=5)
        search_button = tk.Button(search_frame, text="Cari", command=self.search_tasks, bg='#E5C07B', fg='black', font=('Arial', 12))
        search_button.grid(row=0, column=2, padx=5)

        tk.Label(search_frame, text="Kategori:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=1, column=0, padx=5)
        self.category_filter_entry = tk.Entry(search_frame, font=('Arial', 12))
        self.category_filter_entry.grid(row=1, column=1, padx=5)
        filter_button = tk.Button(search_frame, text="Filter", command=self.filter_tasks, bg='#E5C07B', fg='black', font=('Arial', 12))
        filter_button.grid(row=1, column=2, padx=5)

        tk.Label(search_frame, text="Status:", bg='#282C34', fg='white', font=('Arial', 12)).grid(row=2, column=0, padx=5)
        self.status_filter_combobox = ttk.Combobox(search_frame, values=["Semua", "Belum Selesai", "Selesai"], font=('Arial', 12))
        self.status_filter_combobox.grid(row=2, column=1, padx=5)
        self.status_filter_combobox.current(0)
        self.status_filter_combobox.bind("<<ComboboxSelected>>", lambda e: self.filter_tasks())

    def add_task(self):
        title = self.title_entry.get()
        description = self.description_entry.get()
        category = self.category_entry.get()
        priority = self.priority_combobox.get()
        deadline_date = self.deadline_entry.get_date()
        deadline_time = f"{self.hour_spinbox.get()}:{self.minute_spinbox.get()}"
        deadline_str = f"{deadline_date} {deadline_time}"

        try:
            deadline = datetime.strptime(deadline_str, "%Y-%m-%d %H:%M")
        except ValueError:
            messagebox.showerror("Error", "Format tanggal tidak valid. Gunakan format YYYY-MM-DD HH:MM")
            return

        task = Task(title, description, category, priority, deadline)
        self.tasks.add_task(task)
        self.update_task_list()
        self.clear_form()

    def update_task_list(self):
        for i in self.tree.get_children():
            self.tree.delete(i)

        for task in self.tasks.get_tasks():
            self.tree.insert("", tk.END, values=(task.title, task.description, task.category, task.priority, task.deadline.strftime("%Y-%m-%d %H:%M"), task.status),
                             tags=('selesai' if task.status == 'selesai' else 'belum_selesai'))

    def complete_task(self):
        selected_item = self.tree.selection()
        if selected_item:
            item = self.tree.item(selected_item)
            values = item["values"]
            title = values[0]
            for task in self.tasks.get_tasks():
                if task.title == title:
                    task.status = "selesai"
                    break
            self.update_task_list()

    def edit_task(self):
        selected_item = self.tree.selection()
        if selected_item:
            item = self.tree.item(selected_item)
            values = item["values"]
            title = values[0]
            for task in self.tasks.get_tasks():
                if task.title == title:
                    new_title = simpledialog.askstring("Edit Judul", "Masukkan judul baru:", initialvalue=task.title)
                    new_description = simpledialog.askstring("Edit Deskripsi", "Masukkan deskripsi baru:", initialvalue=task.description)
                    new_category = simpledialog.askstring("Edit Kategori", "Masukkan kategori baru:", initialvalue=task.category)
                    new_priority = simpledialog.askstring("Edit Prioritas", "Masukkan prioritas baru:", initialvalue=task.priority)
                    new_deadline = simpledialog.askstring("Edit Deadline", "Masukkan deadline baru (YYYY-MM-DD HH:MM):", initialvalue=task.deadline.strftime("%Y-%m-%d %H:%M"))

                    if new_title and new_description and new_category and new_priority and new_deadline:
                        try:
                            new_deadline_dt = datetime.strptime(new_deadline, "%Y-%m-%d %H:%M")
                        except ValueError:
                            messagebox.showerror("Error", "Format tanggal tidak valid. Gunakan format YYYY-MM-DD HH:MM")
                            return

                        task.title = new_title
                        task.description = new_description
                        task.category = new_category
                        task.priority = new_priority
                        task.deadline = new_deadline_dt

                    break
            self.update_task_list()

    def delete_task(self):
        selected_item = self.tree.selection()
        if selected_item:
            item = self.tree.item(selected_item)
            values = item["values"]
            title = values[0]
            for task in self.tasks.get_tasks():
                if task.title == title:
                    self.tasks.remove_task(task)
                    break
            self.update_task_list()

    def search_tasks(self):
        query = self.search_entry.get().lower()
        for i in self.tree.get_children():
            self.tree.delete(i)
        
        for task in self.tasks.get_tasks():
            if query in task.title.lower() or query in task.description.lower():
                self.tree.insert("", tk.END, values=(task.title, task.description, task.category, task.priority, task.deadline.strftime("%Y-%m-%d %H:%M"), task.status),
                                 tags=('selesai' if task.status == 'selesai' else 'belum_selesai'))

    def filter_tasks(self):
        category_query = self.category_filter_entry.get().lower()
        status_query = self.status_filter_combobox.get().lower()
        for i in self.tree.get_children():
            self.tree.delete(i)
        
        for task in self.tasks.get_tasks():
            if category_query in task.category.lower() and (status_query == "semua" or status_query == task.status):
                self.tree.insert("", tk.END, values=(task.title, task.description, task.category, task.priority, task.deadline.strftime("%Y-%m-%d %H:%M"), task.status),
                                 tags=('selesai' if task.status == 'selesai' else 'belum_selesai'))

    def task_notifications(self):
        def notify():
            while True:
                now = datetime.now()
                for task in self.tasks.get_tasks():
                    if task.status == 'belum selesai' and now >= task.deadline:
                        messagebox.showwarning("Deadline Tercapai", f"Tugas '{task.title}' telah mencapai deadline.")
                        task.status = 'selesai'
                        self.update_task_list()
                time.sleep(60)

        threading.Thread(target=notify, daemon=True).start()

    def clear_form(self):
        self.title_entry.delete(0, tk.END)
        self.description_entry.delete(0, tk.END)
        self.category_entry.delete(0, tk.END)
        self.priority_combobox.current(0)
        self.deadline_entry.set_date(datetime.now())
        self.hour_spinbox.delete(0, tk.END)
        self.hour_spinbox.insert(0, "00")
        self.minute_spinbox.delete(0, tk.END)
        self.minute_spinbox.insert(0, "00")

if __name__ == "__main__":
    root = tk.Tk()
    app = ToDoApp(root)
    root.mainloop()