#!/usr/bin/env python

# OOO1.jpg = page de droite
# 0002.jpg = page de gauche
# 0000.jpg = peut-être page vide ?
# 000n.jpg = peut-être page vide ?

# Faire ces premières modifications, puis on passe aux ajustements luminosité,
# contraste, etc
#
# Puis on fait le PDF puis on OCR.

# class PIL.ImageTk.PhotoImage(image: Image.Image | str | None = None, size: tuple[int, int] | None = None, **kw: Any)

# list_of_num = [int(i.split(".")[0]) for i in a]
# list_of_num.sort()

from os import listdir
import os
import glob
import tkinter as tk
from tkinter import ttk, filedialog
from PIL import Image, ImageTk, ImageEnhance

parent = tk.Tk()
parent.title("Perlinator")
parent.minsize(320, 240)

image_files = []


def upload_folder():
    folder_path = filedialog.askdirectory()
    if folder_path:
        global image_files
        if not any(
            f.lower().endswith((".png", ".jpg", ".jpeg")) for f in listdir(folder_path)
        ):
            popup = tk.Toplevel(parent)
            popup.title("Attention")
            popup.geometry("300x100")
            label = tk.Label(popup, text="Aucune image trouvée dans le dossier.")
            label.pack(pady=20)
            popup.after(2000, popup.destroy)
            return

        image_files = [
            f
            for f in listdir(folder_path)
            if f.lower().endswith((".png", ".jpg", ".jpeg"))
        ]
        print(f" {len(image_files)} images trouvées dans {folder_path}:")
        for image_file in image_files:
            print(image_file)
        print(image_files)

        open_button.pack_forget()

    else:
        popup = tk.Toplevel(parent)
        popup.title("Attention")
        popup.geometry("300x100")
        label = tk.Label(popup, text="Aucun dossier sélectionné.")
        label.pack(pady=20)
        popup.after(2000, popup.destroy)


#
#
# test logic, not real
files = []


def bulk_optimize(
    source_path: str, dest_path: str, b: float, c: float, s: float
) -> None:
    with Image.open(source_path) as img:
        brightness = ImageEnhance.Brightness(img)
        contrast = ImageEnhance.Contrast(img)
        sharpness = ImageEnhance.Sharpness(img)

        brightness.enhance(b)
        contrast.enhance(c)
        sharpness.enhance(s)

        files.append(img)


from pathlib import Path

paths = Path(".").glob("*.png")
for path in paths:
    bulk_optimize(path, path.stem, 1.0, 0.5, 0.5)
    # TEST LOGIC END

b_slider_double = tk.DoubleVar()
c_slider_double = tk.DoubleVar()
s_slider_double = tk.DoubleVar()

original_pil_image = Image.open("./test/tux.jpg")
img = ImageTk.PhotoImage(original_pil_image)
panel = tk.Label(parent, image=img)
panel.pack()


def get_sliders():

    pil_img = original_pil_image.copy()

    brightness = ImageEnhance.Brightness(pil_img)
    pil_img = brightness.enhance(b_slider_double.get() / 100)

    contrast = ImageEnhance.Contrast(pil_img)
    pil_img = contrast.enhance(c_slider_double.get() / 100)

    sharpness = ImageEnhance.Sharpness(pil_img)
    pil_img = sharpness.enhance(s_slider_double.get() / 100)

    img = ImageTk.PhotoImage(pil_img)
    panel.configure(image=img)
    panel.image = img  # Keep a reference to prevent gc

    return (
        b_slider_double.get() / 100,
        c_slider_double.get() / 100,
        s_slider_double.get() / 100,
    )


b_slider_val, c_slider_val, s_slider_val = get_sliders()

# 1 to 100 → 0 to 1
b_slider = tk.Scale(
    parent, variable=b_slider_double, from_=0, to=200, orient=tk.HORIZONTAL
)
c_slider = tk.Scale(
    parent, variable=c_slider_double, from_=0, to=200, orient=tk.HORIZONTAL
)
s_slider = tk.Scale(
    parent, variable=s_slider_double, from_=0, to=200, orient=tk.HORIZONTAL
)

show_enhance_button = tk.Button(
    parent,
    text="Preview",
    command=get_sliders,
    bg="yellow",
)

l1 = tk.Label(parent)

b_slider.pack(anchor=tk.CENTER)
c_slider.pack(anchor=tk.CENTER)
s_slider.pack(anchor=tk.CENTER)

show_enhance_button.pack(anchor=tk.CENTER)
l1.pack()


# def order_pages():
#     global image_files
#     image_files.sort(key=lambda x: int(x.split(".")[0]))


# d'abord faire un dialogue →
# order les pages (si pas déjà fait) (0000.jpg, 0001.jpg, 0002.jpg, 0003.jpg, 0004.jpg, 0005.jpg, 0006.jpg, 0007.jpg, 0008.jpg, 0009.jpg, 0010.jpg, etc)
# première / dernière page est elle vide ? (si oui del image)
# orientation pages paires/impaires correct ?
# crop (peut switch entre les pages).


def dialog():
    dialog_window = tk.Toplevel(parent)
    dialog_window.title("Dialog")
    dialog_window.geometry("400x300")

    label = tk.Label(dialog_window, text="Dialog content goes here.")
    label.pack(pady=20)

    close_button = tk.Button(dialog_window, text="Close", command=dialog_window.destroy)
    close_button.pack(pady=10)


open_button = tk.Button(
    parent,
    anchor="center",
    cursor="hand2",
    text="Selectionner le dossier d'images",
    command=upload_folder,
)
open_button.pack(pady=10)

parent.mainloop()