import openai
import base64

def describe_image_with_gpt4o(image_path, api_key):
    """
    Given an image file, sends it to GPT-4o Vision API and gets a detailed description.
    Returns the description as a string.
    """
    openai.api_key = api_key

    # Read and encode image
    with open(image_path, "rb") as img_file:
        img_base64 = base64.b64encode(img_file.read()).decode("utf-8")
        img_data_url = f"data:image/png;base64,{img_base64}"

    # Compose the prompt
    prompt = (
        "Describe this face with as much detail as possible, "
        "focusing on facial features, hairstyle, expression, accessories, and notable traits. "
        "Be specific, provide detail on Clothing, style and background"
        "Be specific, as if explaining to an artist who will draw a sticker of this person."
    )

    # Call GPT-4o Vision API
    response = openai.chat.completions.create(
        model="gpt-4o",
        messages=[
            {
                "role": "user",
                "content": [
                    {"type": "text", "text": prompt},
                    {"type": "image_url","image_url": {"url": img_data_url}},
                ],
            }
        ],
        max_tokens=256,
    )

    # Extract the description
    description = response.choices[0].message.content.strip()
    return description