import os
from diffusers.utils import make_image_grid
from PIL import Image

image_files = [x for x in os.listdir("/home/arrow/Desktop/results/hunyuandit_pag/") if x.endswith(".png")]

layer_groups = dict()

for filename in image_files:
    filename_split = filename[:-4].split("_")
    if filename_split[-1] not in layer_groups:
        layer_groups[filename_split[-1]] = []
    # print(filename_split[3])
    layer_groups[filename_split[-1]].append(filename)

for key, value in layer_groups.items():
    # print(key)
    pag_group = dict()
    
    for filename in value:
        splits = filename.split("_")
        guidance_scale = int(splits[2][4:])
        pag_scale = int(splits[3][4:])
        # print(guidance_scale, pag_scale)
        
        if pag_scale not in pag_group:
            pag_group[pag_scale] = []
        
        pag_group[pag_scale].append(filename)
    
    images = []
    for pag_key, pag_value in sorted(pag_group.items()):
        pag_value = sorted(pag_value)

        print("key:", pag_key)
        for filename in pag_value:
            print(filename)
            image = Image.open(filename).convert("RGB").resize((256, 256))
            images.append(image)
    print()
        
    make_image_grid(images, len(pag_group.keys()), len(list(pag_group.values())[0])).save(f"combined/{key}.png")
    
    # print(pag_group)
    # print()