app.py

# app.py on Hugging Face Space

import gradio as gr
import requests
import os

# --- IMPORTANT ---
# Replace this with your actual Cloudflare Worker URL after deployment.
# You can also set this as a Hugging Face Space secret if you prefer.
BACKEND_API_URL = os.getenv("BACKEND_API_URL", "https://your-worker-name.your-username.workers.dev")

conversation_history = []
current_script_in_session = ""
current_character_in_session = ""

# --- PASTE YOUR SCRIPT CONTENT HERE ---
ASTRAL_NEXUS_SCRIPT_CONTENT = """
**Astral Nexus (Backlot) - Public Showcase Script**

**Character:** ASTRAL (representing Astral Nexus Studio)

Good morning, aspiring storytellers, futurists, and dreamers! Welcome to a glimpse behind the cosmic curtain, right here at Astral Nexus Studio. We're often asked, "What *is* Astral Nexus?" And my answer is always the same: it's where the **human heart of creativity meets the limitless power of AI technology.** Our vision is simple, yet profound: we're forging an innovative media production hub, designed to propel storytelling far beyond the boundaries of Earth, into the infinite possibilities of space itself.

Think of it. We're not just making films or shows; we're launching narratives into the vast unknown, pushing the boundaries of cinematic imagination. Our mission? To develop and produce truly compelling select narratives across film, television, and digital platforms, all within a state-of-the-art facility that fosters both established and emerging talent.

While our exact planned location remains *undisclosed* for proprietary reasons, imagine a sprawling complex – and growing! – dedicated solely to the future of media. From the moment you approach a **gated Front Entrance**, secured with biometric and facial recognition, you know you're entering a place like no other.

Step into our **Lobby**, modern and sleek, alive with AI-powered displays showcasing our groundbreaking past productions and thrilling upcoming projects. We envision **private, soundproof offices** – sanctuaries for our writers, directors, and producers, outfitted with advanced tech for pure creative focus.

Then, there's the heart of physical creation: a **spacious Construction Area**. This is where imagination takes form, with 3D printers humming, CNC machines shaping, and dedicated materials storage. And just beyond that, our **Filming Backlot** – a versatile outdoor space with massive green screens, incredible landscaped areas, and pre-constructed set pieces ready for any environment you can dream up.

Of course, even cosmic explorers need to refuel! Our **Break Room & Vendor Area** is planned to be a comfortable, inviting space, focusing on healthy eating, with rotating food trucks, a coffee bar, and lounge areas. It's designed for connection, for collaboration – for the human element that drives everything.

Now, let's talk about the **role of AI**. Many ask, "Are AI actors replacing human talent?" And our answer is a resounding *maybe not the way you think*. At Astral Nexus, AI isn't here to replace; it's here to **empower**. Think of it as a super-talented co-star and an invaluable crew member.

Our **AI-powered production assistant, will be the backbone of our studio operations. It handles everything from intricate **scheduling and budgeting** to deep **script analysis** and complex **logistics**. It streamlines our workflows, maximizes efficiency, and frees our human creatives to focus on what they do best: *telling incredible stories*.

Imagine designing a set. With **virtual reality set design**, filmmakers can prototype and refine entire environments *before* a single physical piece is constructed. We plann to utilize **advanced motion capture** for incredibly realistic CGI animation and character creation – whether that's a fantastical alien or a perfectly rendered stunt double. And our **post-production suite** equipped with cutting-edge editing software, enhanced by AI-powered tools for stunning sound design, seamless visual effects, and precise color grading.

So, when you see an AI character in an Astral Nexus production, understand that it's a meticulously crafted performance, brought to life through human artistry, enhanced by AI and benefits real workers. It allows us to create characters and worlds that were previously impossible, opening up entirely new storytelling avenues for our **proprietary projects**, and for **independent and major film studios**, and **streaming platforms** who seek a dedicated production facility with this advanced technology.

Our **competitive advantage** is clear: a unique, dedicated focus on select genres, housed in facilities specifically built for it. It's the cutting-edge **AI technology integration** that enhances efficiency and storytelling without sacrificing soul. It’s our **collaborative environment** that nurtures talent and sparks creative exchange. And yes, it's our **prime location**, giving us access to the best industry professionals and resources.

Astral Nexus Studios isn't just a studio; it's a promise. A promise to revolutionize storytelling by fusing human creativity with the most advanced technology available. This is where captivating narratives are launched into the vast unknown. This is where we push the boundaries of cinematic imagination, one groundbreaking story at a time. Thank you.
"""

def get_actor_advice(user_query, script_input, character_name_input):
    global conversation_history, current_script_in_session, current_character_in_session

    if script_input != current_script_in_session or character_name_input != current_character_in_session:
        conversation_history = []
        current_script_in_session = script_input
        current_character_in_session = character_name_input
        gr.Warning("Script or character changed! Conversation context has been reset.")

    payload = {
        "userQuery": user_query,
        "scriptContent": script_input,
        "characterName": character_name_input,
        "conversationHistory": conversation_history
    }

    headers = {"Content-Type": "application/json"}

    try:
        response = requests.post(BACKEND_API_URL, json=payload, headers=headers)
        response.raise_for_status()

        response_data = response.json()
        llm_response = response_data.get("response", "No advice received.")

        conversation_history.append({"role": "user", "content": user_query})
        conversation_history.append({"role": "assistant", "content": llm_response}) # Keep 'assistant' role for LLM responses

        return llm_response
    except requests.exceptions.RequestException as e:
        print(f"Error communicating with backend: {e}")
        return f"Error connecting to the backend. Details: {e}"
    except Exception as e:
        print(f"An unexpected error occurred: {e}")
        return f"An unexpected error occurred: {e}"


with gr.Blocks() as demo:
    gr.Markdown("# Actor's LLM Assistant")
    gr.Markdown("Enter your script and ask for acting advice for your character. The AI will remember past queries in the current session. This session is Sponsored by my AI Avatar, SM+ and Astral Nexus Studio. Disclaimer: Astral Nexus does not keep a copy of any script entered. Use this service to get a feel for it. No contact or committment is given or implied.")

    with gr.Row():
        with gr.Column():
            script_input = gr.Textbox(
                label="Paste Your Script Here",
                lines=10,
                # --- SET THE DEFAULT SCRIPT CONTENT HERE ---
                value=ASTRAL_NEXUS_SCRIPT_CONTENT,
                interactive=True # Allow users to edit or replace it
            )
            character_name_input = gr.Textbox(
                label="Your Character's Name",
                placeholder="ASTRAL" # Set a relevant placeholder
            )
            photo_upload = gr.Image(
                label="Upload Actor Photo (for UI personalization)",
                type="pil",
                sources=["upload"],
                interactive=True
            )
            gr.Markdown("*(Note: Photo customization is for UI personalization. The LLM itself currently processes text only.)*")

        with gr.Column():
            query_input = gr.Textbox(
                label="Ask for Acting Advice",
                placeholder="e.g., How should ASTRAL deliver the line 'human heart of creativity meets the limitless power of AI technology' to convey both wonder and confidence?",
                lines=3
            )
            submit_btn = gr.Button("Get Advice")
            output_text = gr.Textbox(label="LLM Advice", lines=7)

    submit_btn.click(
        fn=get_actor_advice,
        inputs=[query_input, script_input, character_name_input],
        outputs=output_text
    )

    gr.Markdown("---")
    gr.Markdown("Powered by DeepSeek LLMs, Hugging Face, and Cloudflare.")

demo.launch(share=True)