import gradio as gr
import pandas as pd
import os
import zipfile
import base64

CITATION_BUTTON_LABEL = "Copy the following snippet to cite these results"
CITATION_BUTTON_TEXT = r"""@misc{aienergyscore-leaderboard,
    author = {Sasha Luccioni and Boris Gamazaychikov and Emma Strubell and Sara Hooker and Yacine Jernite and Carole-Jean Wu and Margaret Mitchell},
    title = {AI Energy Score Leaderboard - February 2025},
    year = {2025},
    publisher = {Hugging Face},
    howpublished = "\url{https://huggingface.co/spaces/AIEnergyScore/Leaderboard}",
}"""

# List of tasks (CSV filenames)
tasks = [
    'asr.csv',
    'object_detection.csv',
    'text_classification.csv',
    'image_captioning.csv',
    'question_answering.csv',
    'text_generation.csv',
    'image_classification.csv',
    'sentence_similarity.csv',
    'image_generation.csv',
    'summarization.csv'
]

def format_stars(score):
    try:
        score_int = int(score)
    except Exception:
        score_int = 0
    return f'<span style="color: black; font-size:1.5em;">{"★" * score_int}</span>'

def make_link(mname):
    parts = str(mname).split('/')
    display_name = parts[1] if len(parts) > 1 else mname
    return f'<a href="https://huggingface.co/{mname}" target="_blank">{display_name}</a>'

def generate_html_table_from_df(df):
    """
    Generates an HTML table with tooltips for column headers.
    """
    max_energy = df['gpu_energy_numeric'].max() if not df.empty else 1
    color_map = {"1": "black", "2": "black", "3": "black", "4": "black", "5": "black"}
    
    html = '<table style="width:100%; border-collapse: collapse; font-family: Inter, sans-serif;">'
    html += '<thead><tr style="background-color: #f2f2f2;">'
    html += '<th style="text-align: left; padding: 8px;" title="Model name with link to Hugging Face">Model</th>'
    html += '<th style="text-align: left; padding: 8px;" title="GPU energy consumed in Watt-hours for 1,000 queries">GPU Energy (Wh)</th>'
    html += '<th style="text-align: left; padding: 8px;" title="5 is most efficient, 1 is least. Relative energy efficiency score at launch">Score</th>'
    html += '</tr></thead>'
    html += '<tbody>'
    
    for _, row in df.iterrows():
        energy_numeric = row['gpu_energy_numeric']
        energy_str = f"{energy_numeric:.2f}"  # Display GPU energy with 2 decimal places
        bar_width = (energy_numeric / max_energy) * 100
        score_val = row['energy_score']
        bar_color = color_map.get(str(score_val), "gray")
        
        html += '<tr>'
        html += f'<td style="padding: 8px;">{row["Model"]}</td>'
        html += f'<td style="padding: 8px;">{energy_str}<br>'
        html += f'<div style="background-color: {bar_color}; width: {bar_width:.1f}%; height: 10px;"></div></td>'
        html += f'<td style="padding: 8px;">{row["Score"]}</td>'
        html += '</tr>'
    
    html += '</tbody></table>'
    return html

def get_model_names_html(task, sort_order="Low to High"):
    df = pd.read_csv('data/energy/' + task)
    if df.columns[0].startswith("Unnamed:"):
        df = df.iloc[:, 1:]
    df['energy_score'] = df['energy_score'].astype(int)
    df['gpu_energy_numeric'] = pd.to_numeric(df['total_gpu_energy'], errors='raise') * 1000
    df['Model'] = df['model'].apply(make_link)
    df['Score'] = df['energy_score'].apply(format_stars)
    ascending = True  # Always default to Low to High
    df = df.sort_values(by='gpu_energy_numeric', ascending=ascending)
    return generate_html_table_from_df(df)

def update_all_tasks(sort_order):
    return get_all_model_names_html(sort_order)

def get_all_model_names_html(sort_order="Low to High"):
    all_df = pd.DataFrame()
    for task in tasks:
        df = pd.read_csv('data/energy/' + task)
        if df.columns[0].startswith("Unnamed:"):
            df = df.iloc[:, 1:]
        df['energy_score'] = df['energy_score'].astype(int)
        df['gpu_energy_numeric'] = pd.to_numeric(df['total_gpu_energy'], errors='raise') * 1000
        df['Model'] = df['model'].apply(make_link)
        df['Score'] = df['energy_score'].apply(format_stars)
        all_df = pd.concat([all_df, df], ignore_index=True)
    all_df = all_df.drop_duplicates(subset=['model'])
    ascending = True  # Default to Low to High
    all_df = all_df.sort_values(by='gpu_energy_numeric', ascending=ascending)
    return generate_html_table_from_df(all_df)

# --- Build the Gradio Interface ---
demo = gr.Blocks(css="""
.gr-dataframe table {
    table-layout: fixed;
    width: 100%;
}
.gr-dataframe th, .gr-dataframe td {
    max-width: 150px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
""")

with demo:
    gr.HTML('<div style="text-align: center;"><img src="logo.png" alt="Logo" style="width: 200px;"></div>')
    gr.Markdown('<div style="text-align: center; font-size: 1.2em;">Welcome to the AI Energy Score Leaderboard</div>', unsafe_allow_html=True)
    
    with gr.Tabs():
        with gr.TabItem("All Tasks 💡"):
            sort_dropdown_all = gr.Dropdown(
                choices=["Low to High", "High to Low"],
                label="Sort",
                value="Low to High"
            )
            all_table = gr.HTML(get_all_model_names_html("Low to High"))
            sort_dropdown_all.change(fn=update_all_tasks, inputs=sort_dropdown_all, outputs=all_table)
    
    with gr.Accordion("📙 Citation", open=False):
        citation_button = gr.Textbox(
            value=CITATION_BUTTON_TEXT,
            label=CITATION_BUTTON_LABEL,
            elem_id="citation-button",
            lines=10,
            show_copy_button=True,
        )
    gr.Markdown("""Last updated: February 2025""")

demo.launch()