from PIL import Image
from io import BytesIO
from models.vision import VisionModel
from utils.bg_removal import remove_background

vision = VisionModel()

def detect_clothing(image_input, do_bg_remove: bool = False):
    # 1) If filepath, load; else assume PIL.Image
    if isinstance(image_input, str):
        img = Image.open(image_input).convert("RGB")
    else:
        img = image_input

    # 2) Optional background removal
    if do_bg_remove:
        buf = BytesIO()
        img.save(buf, format="JPEG")
        img_bytes = buf.getvalue()
        img = remove_background(img_bytes)
    else:
        img = img.convert("RGB")

    # 3) Run detection
    detections = vision.detect(img)

    if not detections:
        detections = [{"label": "outfit", "score": 1.0, "box": []}]

    return detections