# SPDX-License-Identifier: GPL-3.0-or-later
from PIL import Image
from config import *

def format_image_to_label(path):
    image = Image.open(path)
    image = image.rotate(-90, expand=True)
    
    new_image = Image.new('1', (printer_width, image.height), 1)
    new_image.paste(image, (0, 0))

    return new_image

def process_image(image_filestream):
    image = Image.open(image_filestream)
    message = None
    status = None

    if (image.height != label_width):
        message = f"image height = {image.height} pixels, will be resized to fit {label_width}"
        status = "Info"

        print("resizing image")
        new_height = label_width
        new_width = int(label_width * image.width / image.height)

        image = image.resize((new_width, new_height))
    
    image = image.convert('1', dither=Image.FLOYDSTEINBERG)

    if image.width > max_label_length:
        message= f"Label too long, max allowed length = {max_label_length}, yours = {image.width}."
        status = "Error"

    return message, status, image
    

#format_image("static/uploads/upload.png").save("output.png")