import os

from typing import List

from PIL import Image, ImageDraw, ImageFont, ImageFilter

from BlurMe.ml.element_detection import BoundBox

DIR_PATH = os.path.dirname(os.path.realpath(__file__))


def show_image_with_boxes(
    in_image_path: str, bounding_boxes: List[BoundBox], out_image_path: str = None
):
    img = Image.open(in_image_path)
    draw = ImageDraw.Draw(img)
    font_path = DIR_PATH + "/assets/fonts/arial.ttf"
    font = ImageFont.truetype(font_path, 25)
    for i, box in enumerate(bounding_boxes):
        draw.rectangle(box.get_params(), outline="red", width=2, fill=None)
        draw.text((box.x1 + 5, box.y1 + 5), str(i + 1), fill="red", font=font)
    if not out_image_path:
        out_image_path = (
            in_image_path.split(".")[0] + "_out." + in_image_path.split(".")[1]
        )
    img.save(out_image_path)


def blur_image_with_boxes(
    in_image_path: str, bounding_boxes: List[BoundBox], out_image_path: str = None
):
    img = Image.open(in_image_path)
    for box in bounding_boxes:
        if box.selected:
            cropped = img.crop(box.get_params())
            blurred = cropped.filter(ImageFilter.GaussianBlur(radius=10))
            img.paste(blurred, box.get_params())
    if not out_image_path:
        out_image_path = (
            in_image_path.split(".")[0] + "_blurred." + in_image_path.split(".")[1]
        )
    img.save(out_image_path)