from typing import Optional
from google import genai
from google.genai import types
import requests
import os

def analyze_image(image_url: str, analysis_prompt: Optional[str] = None) -> str:
    """
    Analyze images using Google Gemini API. Creates summary of the image content. Supports various iamge formats including PNG, JPG, JPEG, etc.
    
    Args:
        image_url (str): Url path to the image file to anlyze
        analysis_prompt (Optional[str]): Optional prompt for specific analysis focus
        
    Returns:
        str: Text containing analysis results
    """
    try:
        # Initialize Google Gen client

        gemini_llm =  genai.Client(api_key=os.getenv("GOOGLE_API_KEY"))
        
        print(f"Analyzing image from URL {image_url}")

        text=analysis_prompt or "Provide a detailed description of this image."

        image_bytes = requests.get(image_url).content
        image = types.Part.from_bytes(data=image_bytes, mime_type="image/png")

        # Get response from Gemini Flash 2.0 Vision
        response = gemini_llm.models.generate_content(
            model="gemini-2.0-flash",
            contents=[text, image],
        )

        print(response.text)
        return response.text
            
    except Exception as e:
        return {"error": f"Error analyzing image: {str(e)}"}