#!/usr/bin/env python3
#coding: utf-8
import cv2
import os
from os.path import join

def pic_size_find(pic_path: str):
    img = cv2.imread(pic_path,0)
    h, w = img.shape[:2]
    return(w, h)

def pics_list(path:os.path):
    files = [f for f in os.listdir(path) if (f.endswith(".jpg") or f.endswith(".jpeg") or f.endswith(".png"))]

    return files

def file_move(file, dest):
    os.rename(file, dest)


def main():   
    folder4k = "Wallpapers_4K"
    folder2k = "Wallpapers_2k"
    folderhd = "Wallpapers_hd"
    foldersd = "Wallpapers_sd"
    folderuw = "UltrawideWallpapers"

    res4k = (4096, 2160)
    reslow4k = (3840, 2160)
    res2k = (2560, 1440)
    reshd = (1920, 1080)
    resuw = (3440, 1440)

    print("Size begins !")

    for folder in [folder4k, folder2k, folderhd, foldersd, folderuw]:
        os.makedirs(join(".", folder), exist_ok=True)
        print(f"Folder {folder} created if needed")


    files = pics_list("./Wallpapers")

    print(f"About to run on {len(files)} pictures...")
    cont = input("Press enter to start, Ctrl+C to cancel")

    for f in files:
        f_path = join("wallpapers", f)
        size = pic_size_find(f_path)
        print(f"{f} => {size}")
        if size == res4k or size == reslow4k:
            file_move(f_path, join(folder4k, f))
            dest_folder = folder4k
        elif size == res2k:
            file_move(f_path, join(folder2k, f))
            dest_folder = folder2k
        elif size == reshd:
            file_move(f_path, join(folderhd, f))
            dest_folder = folderhd
        elif size == resuw:
            file_move(f_path, join(folderuw, f))
            dest_folder = folderuw
        else:
            file_move(f_path, join(foldersd, f))
            dest_folder = foldersd
        print(f"{f} moved to {dest_folder}")

    print("Done, Sayonara")

if __name__ == "__main__":
    main()