# -*- coding: utf-8 -*-
import os
from PIL import Image

current_dir_path = os.path.dirname(os.path.abspath(__file__))
# 设置起始目录
start_dir = os.path.join(current_dir_path, 'downloads')



# 遍历downloads文件夹
for root, dirs, files in os.walk(start_dir):
    for dir in dirs:
        sub_dir = os.path.join(root, dir)
        for sub_root, sub_dirs, sub_files in os.walk(sub_dir):
            for sub_sub_dir in sub_dirs:
                sub_sub_dir_path = os.path.join(sub_root, sub_sub_dir)
                print(sub_sub_dir_path)
                png_count = 0
                images = []
                for file in os.listdir(sub_sub_dir_path):
                    if file.lower().endswith('.png'):
                        images.append(os.path.join(sub_sub_dir_path, file))
                        png_count += 1

                if not images:
                    raise ValueError("图片列表不能为空")

                total_image = Image.open(images[0])

                for image in images[1:]:
                    img = Image.open(image)
                    
                    new_image = Image.new('RGB', (max(total_image.width, img.width), total_image.height + img.height))
                    
                    new_image.paste(total_image, (0, 0))
                    new_image.paste(img, (0, total_image.height))

                    total_image = new_image

                total_image.save(f'{sub_sub_dir_path}.png')
                break
            break
    break