#!/usr/bin/env python3

from PIL import Image
import argparse, os

#ex: ./resize.py ../gymkhana/items/inventory/assets

parser = argparse.ArgumentParser(description='Resize images from folder.')
parser.add_argument('folder', metavar='SOURCE_FOLDER', type=str,
                    help='source folder')

args = parser.parse_args()
maxHeight = 115

for file in os.listdir(args.folder):
	if file.endswith("png"):
		
		img = Image.open(os.path.join(args.folder,file))
		if img.height > maxHeight:
			print("Processing " + file)
			hpercent = (maxHeight / float(img.size[1]))
			wsize = int((float(img.size[0]) * float(hpercent)))
			img = img.resize((wsize, maxHeight))
			img.save(os.path.join(args.folder,file))


#img = Image.open('fullsized_image.jpg')
#wpercent = (basewidth / float(img.size[0]))
#hsize = int((float(img.size[1]) * float(wpercent)))
#img = img.resize((basewidth, hsize), Image.ANTIALIAS)
#img.save('resized_image.jpg')