Amazing-Python-Scripts

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import tkinter as tk
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from tkinter import messagebox
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import os
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import requests
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def get_ext(url: str) -> str | None:
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    exts = [".png", ".jpeg", ".jpg"]
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    for ext in exts:
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        if ext in url:
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            return ext
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    return None
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def download_img():
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    u = url_ent.get()
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    n = name_ent.get()
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    f = folder_ent.get()
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    if not u or not n or not f:
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        messagebox.showerror("Error", "Please fill in all fields.")
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        return
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    ext = get_ext(u)
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    if not ext:
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        messagebox.showerror("Error", "Invalid image URL.")
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        return
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    img_path = os.path.join(f, f"{n}{ext}")
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    if os.path.isfile(img_path):
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        messagebox.showerror(
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            "Error", "A file with the same name already exists.")
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        return
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    try:
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        img_content = requests.get(u).content
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        with open(img_path, "wb") as handler:
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            handler.write(img_content)
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            messagebox.showinfo("Success", f"Image downloaded to:\n{img_path}")
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    except Exception as e:
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        messagebox.showerror("Error", f"An error occurred: {e}")
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root = tk.Tk()
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root.title("Image Downloader")
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root.configure(bg="#1e1e1e")
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ul = tk.Label(root, text="Image URL:", bg="#1e1e1e", fg="white")
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ul.pack(pady=5)
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url_ent = tk.Entry(root, width=50)
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url_ent.pack(pady=5)
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nl = tk.Label(root, text="Image Name:", bg="#1e1e1e", fg="white")
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nl.pack(pady=5)
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name_ent = tk.Entry(root, width=50)
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name_ent.pack(pady=5)
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fl = tk.Label(root, text="Folder Path:", bg="#1e1e1e", fg="white")
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fl.pack(pady=5)
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folder_ent = tk.Entry(root, width=50)
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folder_ent.pack(pady=5)
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dl_btn = tk.Button(root, text="Download",
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                   command=download_img, bg="#303030", fg="white")
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dl_btn.pack(pady=10)
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root.mainloop()
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