import os
import tkinter as tk
from tkinter import filedialog, messagebox
from pathlib import Path

def browse_folder():
    folder = filedialog.askdirectory()
    if folder:
        folder_path.set(folder)

def save_all_documents():
    folder = folder_path.get()
    if not folder:
        messagebox.showerror("Error", "Please select a folder first.")
        return
    
    output_file = filedialog.asksaveasfilename(
        defaultextension=".txt",
        filetypes=[("Text files", "*.txt")]
    )
    
    if not output_file:
        return

    with open(output_file, "w", encoding="utf-8") as out:
        for root, _, files in os.walk(folder):
            for file in files:
                file_path = Path(root) / file
                out.write(f"\n===== FILE: {file_path} =====\n")
                try:
                    with open(file_path, "r", encoding="utf-8", errors="ignore") as f:
                        content = f.read()
                        out.write(content + "\n")
                except Exception as e:
                    out.write(f"[Could not read file: {e}]\n")
    
    messagebox.showinfo("Done", f"All files saved to {output_file}")

# GUI
root = tk.Tk()
root.title("Folder File Exporter")
root.geometry("500x200")

folder_path = tk.StringVar()

tk.Label(root, text="Select a folder to scan:", font=("Arial", 12)).pack(pady=10)

tk.Entry(root, textvariable=folder_path, width=50).pack(pady=5)
tk.Button(root, text="Browse", command=browse_folder).pack(pady=5)
tk.Button(root, text="Export to TXT", command=save_all_documents).pack(pady=20)

root.mainloop()