import gradio as gr
from generate_svg import main

theme = gr.themes.Soft(
    primary_hue="purple",
    secondary_hue="cyan",
    neutral_hue="slate",
    font=[
        gr.themes.GoogleFont("Syne"), 
        gr.themes.GoogleFont("Poppins"), 
        gr.themes.GoogleFont("Poppins"), 
        gr.themes.GoogleFont("Poppins")
    ],
)

with gr.Blocks(theme=theme, title="MarkDown SVG Generator", fill_height=True) as app:
    gr.HTML(
        value ="""
        <h1 style="text-align: center;">MarkDown SVG Generator<p style="text-align: center;">Designed and Developed by <a href="https://raannakasturi.eu.org" target="_blank" rel="nofollow noreferrer external">Nayan Kasturi</a></p> </h1>
        <p style="text-align: center;">MarkDown SVG Generator for ReXplore</p>
        """)
    with gr.Row():
        with gr.Column():
                markdown = gr.Textbox(label="Markdown Text", placeholder="Enter the markdown text", lines=7)
                get_file = gr.Button(value="SVG File", variant="primary")
        svg_viewer = gr.Textbox(label="SVG Viewer", placeholder="SVG Viewer", lines=7, interactive=False, show_copy_button=True)
    get_file.click(
        main,
        inputs=[markdown],
        outputs=[svg_viewer],
        concurrency_limit=25,
        scroll_to_output=True,
        show_api=True,
        api_name="markdown_svg_generator",
        show_progress="full",
    )

import subprocess
try:
    subprocess.run(["apt", "update"], check=True)
    subprocess.run(["apt-get", "install", "-y", "graphviz"], check=True)
    app.queue(default_concurrency_limit=25).launch(show_api=True, show_error=True, debug=True)
except subprocess.CalledProcessError:
    print("Graphviz is not installed. Please install it using `apt install graphviz` and try again.")
except Exception as e:
    print(f"An error occurred: {e}")
    raise e