vote-rating

import os
import sys
import matplotlib.pyplot as plt

def create_folder(folder_name):
    if not os.path.exists(folder_name):
        os.makedirs(folder_name)

def move_to_folder(photos, folder_name):
    create_folder(folder_name)
    for photo in photos:
        src = os.path.join(os.getcwd(), photo)
        dest = os.path.join(os.getcwd(), folder_name, photo)
        if os.path.exists(src):
            os.rename(src, dest)

def run_match(photos):
    pairs = create_pairs(photos)
    better = []
    worse = []
    for pair in pairs:
        b, w = compare_photos(pair)
        better.append(b)
        worse.append(w)
    return better, worse

def run_tournament(folder_name):
    os.chdir(folder_name)
    photos = collect_photos()

    best, good, worst = [], [], photos

    print('All')
    better, worse = run_match(worst)
    good.extend(better)
    worst = worse
    print('Worst')
    better, worse = run_match(worst)
    good.extend(better)
    worst = worse
    print('Good')
    better, worse = run_match(good)
    best.extend(better)
    good = worse

    move_to_folder(best, "best")
    move_to_folder(good, "good")
    move_to_folder(worst, "worst")

def compare_photos(pair):
    better = select_better(pair)
    return (pair[better-1], pair[2-better])

def collect_photos():
    return [f for f in os.listdir(os.getcwd()) if f.endswith((".jpg", ".png"))]

def create_pairs(photos):
    pairs = [photos[i:i+2] for i in range(0, len(photos), 2)]
    if len(photos) % 2 != 0:
        pairs[-1].append(photos[-1])
    return pairs


def select_better(pair):
    selected_image = 0
    fig, axs = plt.subplots(1, 2)
    axs[0].imshow(plt.imread(pair[0]))
    axs[1].imshow(plt.imread(pair[1]))

    def on_key_press(event):
        nonlocal selected_image
        if event.key == 'left':
            selected_image = 1
            plt.close()
        elif event.key == 'right':
            selected_image = 2
            plt.close()
        return selected_image

    fig.subplots_adjust(left=0.1, right=.75, bottom=0.25, top=.95)
    fig.canvas.mpl_connect('key_press_event', on_key_press)
    try:
     fig.canvas.manager.window.state('zoomed')
    except:
     plt.get_current_fig_manager().window.showMaximized()
    plt.show()
    return selected_image



folder_name = '.'
if len(sys.argv) > 1:
    if os.path.isdir(folder_name):
        folder_name = sys.argv[1]
    else:
        print(f"{folder_name} is not a valid folder")
else:
    folder_name = input("Enter the name of the folder containing the photos: ")

run_tournament(folder_name)