src/streamlit_app.py

import os
# Set HF_HOME for caching
os.environ["HF_HOME"] = "src/data_cache"

import streamlit as st
import pandas as pd
import altair as alt
from huggingface_hub import HfApi, HfFileSystem
import json
from pathlib import Path
from typing import Dict, List, Optional
import numpy as np

# Page config
st.set_page_config(
    page_title="Grounding Benchmark Leaderboard",
    page_icon="🎯",
    layout="wide"
)

# Constants
REPO_ID = "mlfoundations-cua-dev/leaderboard"
GROUNDING_PATH = "grounding"

# Baselines for different datasets
BASELINES = {
    "screenspot-v2": {
        "Qwen2-VL-7B": {
            "desktop_text": 52.01, "desktop_icon": 44.98, "web_text": 33.04, "web_icon": 21.84, "overall": 37.96
        },
        "UI-TARS-2B": {
            "desktop_text": 90.7, "desktop_icon": 68.6, "web_text": 87.2, "web_icon": 84.7, "overall": 82.8
        },
        "UI-TARS-7B": {
            "desktop_text": 95.4, "desktop_icon": 87.8, "web_text": 93.8, "web_icon": 91.6, "overall": 92.2
        },
        "UI-TARS-72B": {
            "desktop_text": 91.2, "desktop_icon": 87.8, "web_text": 87.7, "web_icon": 86.3, "overall": 88.3
        },
        "Qwen2.5-VL-3B-Instruct": {"desktop_text": 54.1, "desktop_icon": 30.0, "web_text": 31.2, "web_icon": 48.3, "overall": 41.5},
        "Qwen2.5-VL-7B-Instruct": {"desktop_text": 87.6, "desktop_icon": 65.7, "web_text": 90.2, "web_icon": 79.8, "overall": 81.9},
    },
    "screenspot-pro": {
        "Qwen2.5-VL-3B-Instruct": {"overall": 16.1},
        "Qwen2.5-VL-7B-Instruct": {"overall": 26.8},
        "Qwen2.5-VL-72B-Instruct": {"overall": 53.3},
        "UI-TARS-2B": {"overall": 27.7},
        "UI-TARS-7B": {"overall": 35.7},
        "UI-TARS-72B": {"overall": 38.1}
    },
    "showdown-clicks": {
        "UI-TARS-2B": {"overall": 59.8},
        "UI-TARS-7B": {"overall":  66.1},
        "UI-TARS-1.5-7B": {"overall": 67.2},
    }
}

@st.cache_data()  # Cache without TTL - manual refresh only
def fetch_leaderboard_data():
    """Fetch all grounding results from HuggingFace leaderboard by streaming JSON files."""
    api = HfApi()
    fs = HfFileSystem()
    
    try:
        # List all files in the grounding directory
        files = api.list_repo_files(repo_id=REPO_ID, repo_type="dataset")
        grounding_files = [f for f in files if f.startswith(f"{GROUNDING_PATH}/") and f.endswith(".json")]
        
        results = []
        
        # Create progress bar for loading
        progress_bar = st.progress(0)
        status_text = st.empty()
        
        for idx, file_path in enumerate(grounding_files):
            try:
                # Update progress
                progress = (idx + 1) / len(grounding_files)
                progress_bar.progress(progress)
                status_text.text(f"Loading {idx + 1}/{len(grounding_files)} files...")
                
                # Stream the JSON file content directly from HuggingFace
                file_url = f"datasets/{REPO_ID}/{file_path}"
                
                # Read the file content directly without downloading
                with fs.open(file_url, 'r') as f:
                    data = json.load(f)
                
                # Extract only the necessary information
                metadata = data.get("metadata", {})
                metrics = data.get("metrics", {})
                detailed_results = data.get("detailed_results", {})
                
                # Parse the file path to get dataset and model info
                path_parts = file_path.split('/')
                dataset_name = path_parts[1] if len(path_parts) > 1 else "unknown"
                
                # Get model name from metadata or path
                model_checkpoint = metadata.get("model_checkpoint", "")
                model_name = model_checkpoint.split('/')[-1]
                base_model_name = None
                is_checkpoint = False
                
                # Handle checkpoint names
                if not model_name and len(path_parts) > 2:
                    # Check if it's a checkpoint subdirectory structure
                    if len(path_parts) > 3 and path_parts[2] != path_parts[3]:
                        # Format: grounding/dataset/base_model/checkpoint.json
                        base_model_name = path_parts[2]
                        checkpoint_file = path_parts[3].replace(".json", "")
                        model_name = f"{base_model_name}/{checkpoint_file}"
                        is_checkpoint = True
                    else:
                        # Regular format: grounding/dataset/results_modelname.json
                        model_name = path_parts[2].replace("results_", "").replace(".json", "")
                        base_model_name = model_name
                
                # Check if model name indicates a checkpoint
                if 'checkpoint-' in model_name:
                    is_checkpoint = True
                    if not base_model_name:
                        # Extract base model name from full path
                        if '/' in model_name:
                            parts = model_name.split('/')
                            base_model_name = parts[0]
                        else:
                            # Try to get from model_checkpoint path
                            checkpoint_parts = model_checkpoint.split('/')
                            if len(checkpoint_parts) > 1:
                                base_model_name = checkpoint_parts[-2]
                
                # Extract UI type results if available
                ui_type_results = detailed_results.get("by_ui_type", {})
                dataset_type_results = detailed_results.get("by_dataset_type", {})
                results_by_file = detailed_results.get("by_file", {})
                
                # Create a compact result entry (only keep what we need for visualization)
                result_entry = {
                    "dataset": dataset_name,
                    "model": model_name,
                    "base_model": base_model_name or model_name,
                    "is_checkpoint": is_checkpoint,
                    "model_path": model_checkpoint,
                    "overall_accuracy": metrics.get("accuracy", 0) * 100,  # Convert to percentage
                    "total_samples": metrics.get("total", 0),
                    "timestamp": metadata.get("evaluation_timestamp", ""),
                    "checkpoint_steps": metadata.get("checkpoint_steps"),
                    "training_loss": metadata.get("training_loss"),
                    "ui_type_results": ui_type_results,
                    "dataset_type_results": dataset_type_results,
                    "results_by_file": results_by_file
                }
                
                results.append(result_entry)
                
            except Exception as e:
                st.warning(f"Error loading {file_path}: {str(e)}")
                continue
        
        # Clear progress indicators
        progress_bar.empty()
        status_text.empty()
        
        # Create DataFrame
        df = pd.DataFrame(results)
        
        # Process checkpoints: for each base model, find the best checkpoint
        if not df.empty:
            # Group by dataset and base_model
            grouped = df.groupby(['dataset', 'base_model'])
            
            # For each group, find the best checkpoint
            best_models = []
            for (dataset, base_model), group in grouped:
                if len(group) > 1:
                    # Multiple entries for this model (likely checkpoints)
                    best_idx = group['overall_accuracy'].idxmax()
                    best_row = group.loc[best_idx].copy()
                    
                    # Check if the best is the last checkpoint
                    checkpoint_steps = group[group['checkpoint_steps'].notna()]['checkpoint_steps'].sort_values()
                    if len(checkpoint_steps) > 0:
                        last_checkpoint_steps = checkpoint_steps.iloc[-1]
                        best_checkpoint_steps = best_row['checkpoint_steps']
                        if pd.notna(best_checkpoint_steps) and best_checkpoint_steps != last_checkpoint_steps:
                            # Best checkpoint is not the last one, add asterisk
                            best_row['model'] = best_row['model'] + '*'
                            best_row['is_best_not_last'] = True
                        else:
                            best_row['is_best_not_last'] = False
                    
                    # Store all checkpoints for this model
                    best_row['all_checkpoints'] = group.to_dict('records')
                    best_models.append(best_row)
                else:
                    # Single entry for this model
                    row = group.iloc[0].copy()
                    row['is_best_not_last'] = False
                    row['all_checkpoints'] = [row.to_dict()]
                    best_models.append(row)
            
            # Create new dataframe with best models
            df_best = pd.DataFrame(best_models)
            return df_best
        
        return df
    
    except Exception as e:
        st.error(f"Error fetching leaderboard data: {str(e)}")
        return pd.DataFrame()

def parse_ui_type_metrics(df: pd.DataFrame, dataset_filter: str) -> pd.DataFrame:
    """Parse UI type metrics from the results dataframe."""
    metrics_list = []
    
    for _, row in df.iterrows():
        if row['dataset'] != dataset_filter:
            continue
            
        model = row['model']
        ui_results = row.get('ui_type_results', {})
        dataset_type_results = row.get('dataset_type_results', {})
        results_by_file = row.get('results_by_file', {})
        
        # For ScreenSpot datasets
        if 'screenspot' in dataset_filter.lower():
            # Check if we have desktop/web breakdown in results_by_file
            desktop_file = None
            web_file = None
            
            for filename, file_results in results_by_file.items():
                if 'desktop' in filename.lower():
                    desktop_file = file_results
                elif 'web' in filename.lower():
                    web_file = file_results
            
            if desktop_file and web_file:
                # We have desktop/web breakdown
                desktop_text = desktop_file.get('by_ui_type', {}).get('text', {}).get('correct', 0) / max(desktop_file.get('by_ui_type', {}).get('text', {}).get('total', 1), 1) * 100
                desktop_icon = desktop_file.get('by_ui_type', {}).get('icon', {}).get('correct', 0) / max(desktop_file.get('by_ui_type', {}).get('icon', {}).get('total', 1), 1) * 100
                web_text = web_file.get('by_ui_type', {}).get('text', {}).get('correct', 0) / max(web_file.get('by_ui_type', {}).get('text', {}).get('total', 1), 1) * 100
                web_icon = web_file.get('by_ui_type', {}).get('icon', {}).get('correct', 0) / max(web_file.get('by_ui_type', {}).get('icon', {}).get('total', 1), 1) * 100
                
                # Calculate averages
                desktop_avg = (desktop_text + desktop_icon) / 2 if (desktop_text > 0 or desktop_icon > 0) else 0
                web_avg = (web_text + web_icon) / 2 if (web_text > 0 or web_icon > 0) else 0
                text_avg = (desktop_text + web_text) / 2 if (desktop_text > 0 or web_text > 0) else 0
                icon_avg = (desktop_icon + web_icon) / 2 if (desktop_icon > 0 or web_icon > 0) else 0
                
                # For screenspot-v2, calculate the overall as average of desktop and web
                if dataset_filter == 'screenspot-v2':
                    overall = (desktop_avg + web_avg) / 2 if (desktop_avg > 0 or web_avg > 0) else row['overall_accuracy']
                else:
                    overall = row['overall_accuracy']
                
                metrics_list.append({
                    'model': model,
                    'desktop_text': desktop_text,
                    'desktop_icon': desktop_icon,
                    'web_text': web_text,
                    'web_icon': web_icon,
                    'desktop_avg': desktop_avg,
                    'web_avg': web_avg,
                    'text_avg': text_avg,
                    'icon_avg': icon_avg,
                    'overall': overall,
                    'is_best_not_last': row.get('is_best_not_last', False),
                    'all_checkpoints': row.get('all_checkpoints', [])
                })
            elif 'text' in ui_results and 'icon' in ui_results:
                # Simple text/icon structure without desktop/web breakdown
                text_acc = (ui_results.get('text', {}).get('correct', 0) / max(ui_results.get('text', {}).get('total', 1), 1)) * 100
                icon_acc = (ui_results.get('icon', {}).get('correct', 0) / max(ui_results.get('icon', {}).get('total', 1), 1)) * 100
                
                metrics_list.append({
                    'model': model,
                    'text': text_acc,
                    'icon': icon_acc,
                    'overall': row['overall_accuracy'],
                    'is_best_not_last': row.get('is_best_not_last', False),
                    'all_checkpoints': row.get('all_checkpoints', [])
                })
            else:
                # Try to get from dataset_type_results if available
                found_data = False
                for dataset_key in dataset_type_results:
                    if 'screenspot' in dataset_key.lower():
                        dataset_data = dataset_type_results[dataset_key]
                        if 'by_ui_type' in dataset_data:
                            ui_data = dataset_data['by_ui_type']
                            text_data = ui_data.get('text', {})
                            icon_data = ui_data.get('icon', {})
                            
                            text_acc = (text_data.get('correct', 0) / max(text_data.get('total', 1), 1)) * 100
                            icon_acc = (icon_data.get('correct', 0) / max(icon_data.get('total', 1), 1)) * 100
                            
                            metrics_list.append({
                                'model': model,
                                'text': text_acc,
                                'icon': icon_acc,
                                'overall': row['overall_accuracy'],
                                'is_best_not_last': row.get('is_best_not_last', False),
                                'all_checkpoints': row.get('all_checkpoints', [])
                            })
                            found_data = True
                            break
                
                if not found_data:
                    # No UI type data available, just use overall
                    metrics_list.append({
                        'model': model,
                        'overall': row['overall_accuracy'],
                        'is_best_not_last': row.get('is_best_not_last', False),
                        'all_checkpoints': row.get('all_checkpoints', [])
                    })
        else:
            # For non-screenspot datasets, just pass through overall accuracy
            metrics_list.append({
                'model': model,
                'overall': row['overall_accuracy'],
                'is_best_not_last': row.get('is_best_not_last', False),
                'all_checkpoints': row.get('all_checkpoints', [])
            })
    
    return pd.DataFrame(metrics_list)

def create_bar_chart(data: pd.DataFrame, metric: str, title: str):
    """Create a bar chart for a specific metric."""
    # Prepare data for the chart
    chart_data = []
    
    # Add model results
    for _, row in data.iterrows():
        if metric in row and row[metric] > 0:
            chart_data.append({
                'Model': row['model'],
                'Score': row[metric],
                'Type': 'Evaluated'
            })
    
    # Add baselines if available
    dataset = st.session_state.get('selected_dataset', '')
    if dataset in BASELINES:
        for baseline_name, baseline_metrics in BASELINES[dataset].items():
            metric_key = metric.replace('_avg', '').replace('avg', 'overall')
            if metric_key in baseline_metrics:
                chart_data.append({
                    'Model': baseline_name,
                    'Score': baseline_metrics[metric_key],
                    'Type': 'Baseline'
                })
    
    if not chart_data:
        return None
    
    df_chart = pd.DataFrame(chart_data)
    
    # Create the bar chart
    chart = alt.Chart(df_chart).mark_bar().encode(
        x=alt.X('Model:N', 
                sort=alt.EncodingSortField(field='Score', order='descending'),
                axis=alt.Axis(labelAngle=-45)),
        y=alt.Y('Score:Q', 
                scale=alt.Scale(domain=[0, 100]),
                axis=alt.Axis(title='Score (%)')),
        color=alt.Color('Type:N', 
                       scale=alt.Scale(domain=['Evaluated', 'Baseline'],
                                     range=['#4ECDC4', '#FFA726'])),
        tooltip=['Model', 'Score', 'Type']
    ).properties(
        title=title,
        width=500,  
        height=400
    )
    
    # Add value labels
    text = chart.mark_text(
        align='center',
        baseline='bottom',
        dy=-5
    ).encode(
        text=alt.Text('Score:Q', format='.1f')
    )
    
    return chart + text

def main():
    st.title("🎯 Grounding Benchmark Leaderboard")
    st.markdown("Visualization of model performance on grounding benchmarks")
    
    # Add refresh button
    col1, col2 = st.columns([1, 5])
    with col1:
        if st.button("🔄 Refresh", help="Refresh leaderboard data from HuggingFace"):
            st.cache_data.clear()
            st.rerun()
    
    # Fetch data
    with st.spinner("Loading leaderboard data..."):
        df = fetch_leaderboard_data()
    
    if df.empty:
        st.warning("No data available in the leaderboard.")
        return
    
    # Sidebar filters
    st.sidebar.header("Filters")
    
    # Dataset filter
    datasets = sorted(df['dataset'].unique())
    selected_dataset = st.sidebar.selectbox("Select Dataset", datasets)
    st.session_state['selected_dataset'] = selected_dataset
    
    # Filter data
    filtered_df = df[df['dataset'] == selected_dataset]
    
    # Model filter - changed to multiselect for selective visualization
    st.sidebar.subheader("Select Models to Display")
    all_models = sorted(filtered_df['model'].unique())
    
    # Add "Select All" / "Deselect All" buttons
    col1, col2 = st.sidebar.columns(2)
    with col1:
        if st.button("Select All", key="select_all"):
            st.session_state['selected_models'] = all_models
    with col2:
        if st.button("Deselect All", key="deselect_all"):
            st.session_state['selected_models'] = []
    
    # Initialize selected models if not in session state
    if 'selected_models' not in st.session_state:
        st.session_state['selected_models'] = all_models
    
    # Multi-select widget for models
    selected_models = st.sidebar.multiselect(
        "Models to visualize:",
        options=all_models,
        default=st.session_state.get('selected_models', all_models),
        key='model_multiselect'
    )
    
    # Update session state
    st.session_state['selected_models'] = selected_models
    
    # Filter dataframe based on selected models
    if selected_models:
        filtered_df = filtered_df[filtered_df['model'].isin(selected_models)]
    else:
        # If no models selected, show empty dataframe
        filtered_df = pd.DataFrame()
    
    # Main content
    st.header(f"Results for {selected_dataset}")
    
    # Check if any models are selected
    if filtered_df.empty:
        st.warning("No models selected. Please select at least one model from the sidebar to visualize results.")
        return
    
    # Overall metrics
    col1, col2, col3 = st.columns(3)
    with col1:
        st.metric("Models Evaluated", len(filtered_df))
    with col2:
        if not filtered_df.empty:
            best_acc = filtered_df['overall_accuracy'].max()
            best_model = filtered_df[filtered_df['overall_accuracy'] == best_acc]['model'].iloc[0]
            st.metric("Best Overall Accuracy", f"{best_acc:.1f}%", help=f"Model: {best_model}")
    with col3:
        total_samples = filtered_df['total_samples'].sum()
        st.metric("Total Samples Evaluated", f"{total_samples:,}")
    
    # Parse UI type metrics
    ui_metrics_df = parse_ui_type_metrics(filtered_df, selected_dataset)
    
    # Add metric selector for screenspot datasets
    selected_metric = 'overall'  # Default metric
    if not ui_metrics_df.empty:
        # Metric selector dropdown
        if selected_dataset == 'screenspot-v2':
            metric_options = {
                'overall': 'Overall Average (Desktop + Web) / 2',
                'desktop_text': 'Desktop (Text)',
                'desktop_icon': 'Desktop (Icon)',
                'web_text': 'Web (Text)',
                'web_icon': 'Web (Icon)',
            }
        else:
            # For screenspot-pro and showdown-clicks, only show overall average
            metric_options = {
                'overall': 'Overall Average'
            }
        
        selected_metric = st.selectbox(
            "Select metric to visualize:",
            options=list(metric_options.keys()),
            format_func=lambda x: metric_options[x],
            key="metric_selector"
        )
        
        # Add note about asterisks
        if any(ui_metrics_df['is_best_not_last']):
            st.info("* indicates the best checkpoint is not the last checkpoint")
        
        # Create single chart for selected metric
        chart = create_bar_chart(ui_metrics_df, selected_metric, metric_options[selected_metric])
        if chart:
            st.altair_chart(chart, use_container_width=True)
        else:
            st.warning(f"No data available for {metric_options[selected_metric]}")

if __name__ == "__main__":
    main()