import os
import requests
import gradio as gr
from datetime import datetime

# Hugging Face Token
HF_TOKEN = os.getenv("HF_TOKEN")

def get_username_from_token():
    """Retrieve the username using the Hugging Face token"""
    if not HF_TOKEN:
        return None

    headers = {
        "Authorization": f"Bearer {HF_TOKEN}",
        "Accept": "application/json"
    }

    response = requests.get("https://huggingface.co/api/whoami", headers=headers)
    if response.status_code == 200:
        return response.json().get("name")
    return None

# Retrieve the username
USERNAME = get_username_from_token()

if not USERNAME:
    raise ValueError("Error: Could not retrieve username. Check your Hugging Face token.")

def format_timestamp(timestamp):
    if timestamp:
        dt = datetime.fromisoformat(timestamp.replace('Z', '+00:00'))
        return dt.strftime('%Y-%m-%d %H:%M')
    return 'N/A'

def get_space_card(space):
    """Generate HTML card for a space"""
    return f"""
    <div style='border: 1px solid #ddd; padding: 15px; margin: 10px; border-radius: 8px; 
                background-color: white; box-shadow: 2px 2px 5px rgba(0,0,0,0.1);'>
        <h3 style='color: #2d2d2d; margin: 0 0 10px 0;'>
            <a href='https://huggingface.co/spaces/{space["repo_id"]}' target='_blank' 
               style='text-decoration: none; color: #2d2d2d;'>
                {space["repo_id"].split('/')[-1]}
            </a>
        </h3>
        <p style='margin: 5px 0;'><strong>Repository:</strong> {space["repo_id"]}</p>
        <p style='margin: 5px 0;'><strong>Private:</strong> {space.get("private", False)}</p>
        <p style='margin: 5px 0;'><strong>Last Modified:</strong> {format_timestamp(space.get("lastModified"))}</p>
        <p style='margin: 5px 0;'><strong>Space SDK:</strong> {space.get("sdk", "N/A")}</p>
    </div>
    """

def get_user_spaces():
    if not HF_TOKEN:
        return "Error: Hugging Face token not found."

    headers = {
        "Authorization": f"Bearer {HF_TOKEN}",
        "Accept": "application/json"
    }
    
    # Get user's repositories filtered by space type
    response = requests.get(
        f"https://huggingface.co/api/models?author={USERNAME}&filter=space",
        headers=headers
    )

    if response.status_code != 200:
        return f"Error: Failed to fetch spaces (Status Code: {response.status_code})\nResponse: {response.text}"

    spaces = response.json()

    if not spaces:
        return "No Spaces found for this user."

    # Print response for debugging
    print(f"Found {len(spaces)} spaces: {spaces}")

    # Create HTML grid layout
    html_content = f"""
    <div style='
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 20px;
        padding: 20px;
        background-color: #f5f5f5;
    '>
    {"".join(get_space_card(space) for space in spaces)}
    </div>
    """

    return html_content

# Creating the Gradio interface
app = gr.Interface(
    fn=get_user_spaces,
    inputs=None,
    outputs=gr.HTML(),
    title=f"Hugging Face Spaces Dashboard - {USERNAME}",
    description=f"Displays {USERNAME}'s Hugging Face Spaces in a grid layout",
    theme=gr.themes.Soft(),
    css="""
    .gradio-container {
        max-width: 100% !important;
    }
    """
)

# Launch the Gradio app
if __name__ == "__main__":
    app.launch()