import gradio as gr
import numpy as np
import cv2
import open3d as o3d

# Load 3D jewelry models
def load_jewelry_model(model_path):
    mesh = o3d.io.read_triangle_mesh(model_path)
    return mesh

# Function to simulate try-on
def try_on_jewelry(image, jewelry_model_path):
    # Load input image
    input_image = cv2.imdecode(np.frombuffer(image.read(), np.uint8), cv2.IMREAD_COLOR)
    
    # Load 3D jewelry model
    jewelry_mesh = load_jewelry_model(jewelry_model_path)
    
    # Here, implement the virtual try-on logic, e.g., using 3D rendering libraries, facial landmarks detection, etc.
    # For the example, let's just overlay the jewelry on a static position

    overlay_image = input_image.copy()
    # Assume jewelry is placed at a fixed position for simplicity
    
    return overlay_image

# Create Gradio interface
iface = gr.Interface(
    fn=try_on_jewelry,
    inputs=[
        gr.Image(tool="editor", type="file", label="Upload Your Image"),
        gr.inputs.Dropdown(["models/ring.obj", "models/necklace.glb"], label="Select Jewelry Model"),
    ],
    outputs="image",
    title="Virtual Jewelry Try-On",
    description="Upload your image and select a jewelry model to see how it looks on you.",
)

iface.launch()