eshansendo/todosnake-python-task-tamer

1```python2import tkinter as tk3from tkinter import messagebox, ttk4import json5import os6 7class TodoApp:8    def __init__(self, root):9        self.root = root10        self.root.title("ToDoSnake 🐍")11        self.root.geometry("500x500")12        self.root.resizable(False, False)13        14        # Load or create tasks file15        self.tasks_file = "tasks.json"16        self.tasks = []17        self.load_tasks()18        19        # UI Setup20        self.setup_ui()21        22    def setup_ui(self):23        # Main frame24        main_frame = tk.Frame(self.root, padx=20, pady=20)25        main_frame.pack(fill=tk.BOTH, expand=True)26        27        # Header28        header = tk.Label(main_frame, text="ToDoSnake", font=("Helvetica", 24, "bold"))29        header.pack(pady=(0, 20))30        31        # Input frame32        input_frame = tk.Frame(main_frame)33        input_frame.pack(fill=tk.X, pady=(0, 15))34        35        self.task_entry = tk.Entry(input_frame, font=("Helvetica", 12), width=30)36        self.task_entry.pack(side=tk.LEFT, fill=tk.X, expand=True)37        38        add_btn = tk.Button(input_frame, text="Add", command=self.add_task, bg="#4CAF50", fg="white")39        add_btn.pack(side=tk.RIGHT, padx=(10, 0))40        41        # Task list42        self.task_list = ttk.Treeview(main_frame, columns=("status", "task"), show="headings", height=15)43        self.task_list.heading("status", text="Status")44        self.task_list.heading("task", text="Task")45        self.task_list.column("status", width=80, anchor="center")46        self.task_list.column("task", width=380, anchor="w")47        self.task_list.pack(fill=tk.BOTH, expand=True)48        49        # Button frame50        button_frame = tk.Frame(main_frame)51        button_frame.pack(fill=tk.X, pady=(15, 0))52        53        complete_btn = tk.Button(button_frame, text="Complete", command=self.complete_task, bg="#2196F3", fg="white")54        complete_btn.pack(side=tk.LEFT, padx=(0, 10))55        56        delete_btn = tk.Button(button_frame, text="Delete", command=self.delete_task, bg="#F44336", fg="white")57        delete_btn.pack(side=tk.LEFT)58        59        # Populate tasks60        self.update_task_list()61        62        # Bind double click to edit63        self.task_list.bind("<Double-1>", self.edit_task)64        65    def add_task(self):66        task_text = self.task_entry.get().strip()67        if task_text:68            self.tasks.append({"text": task_text, "completed": False})69            self.save_tasks()70            self.update_task_list()71            self.task_entry.delete(0, tk.END)72        else:73            messagebox.showwarning("Warning", "Please enter a task!")74    75    def complete_task(self):76        selected = self.task_list.selection()77        if selected:78            index = int(selected[0][1:]) - 179            self.tasks[index]["completed"] = not self.tasks[index]["completed"]80            self.save_tasks()81            self.update_task_list()82    83    def delete_task(self):84        selected = self.task_list.selection()85        if selected:86            index = int(selected[0][1:]) - 187            del self.tasks[index]88            self.save_tasks()89            self.update_task_list()90    91    def edit_task(self, event):92        selected = self.task_list.selection()93        if selected:94            index = int(selected[0][1:]) - 195            new_text = simpledialog.askstring("Edit Task", "Edit your task:", initialvalue=self.tasks[index]["text"])96            if new_text and new_text.strip():97                self.tasks[index]["text"] = new_text.strip()98                self.save_tasks()99                self.update_task_list()100    101    def update_task_list(self):102        self.task_list.delete(*self.task_list.get_children())103        for i, task in enumerate(self.tasks):104            status = "✓" if task["completed"] else "○"105            item = self.task_list.insert("", tk.END, values=(status, task["text"]), iid=f"t{i+1}")106            if task["completed"]:107                self.task_list.item(item, tags=("completed",))108        109        self.task_list.tag_configure("completed", foreground="gray")110    111    def load_tasks(self):112        if os.path.exists(self.tasks_file):113            with open(self.tasks_file, "r") as f:114                self.tasks = json.load(f)115    116    def save_tasks(self):117        with open(self.tasks_file, "w") as f:118            json.dump(self.tasks, f)119 120if __name__ == "__main__":121    root = tk.Tk()122    app = TodoApp(root)123    root.mainloop()124```