app.py

import os
import gradio as gr
import groq

# --- Load Groq API Key from environment (use HF Secrets) ---
GROQ_API_KEY = os.getenv("GROQ_API_KEY")
if not GROQ_API_KEY:
    raise ValueError("⚠️ GROQ_API_KEY not found. Please add it to your Hugging Face Space secrets.")

client = groq.Groq(api_key=GROQ_API_KEY)

# --- Translation Function ---
def translate(text, target_language):
    prompt = (
        f"You are a professional translator. Translate the following English text into {target_language}.\n"
        f"Use proper {target_language} script (e.g., Urdu: اُردو), not phonetics, romanized text, or mixed characters.\n\n"
        f"English: {text}\n"
        f"{target_language}:"
    )
    
    response = client.chat.completions.create(
        model="llama3-8b-8192",
        messages=[
            {"role": "system", "content": "You are a helpful translation assistant."},
            {"role": "user", "content": prompt}
        ]
    )
    return response.choices[0].message.content.strip()

# --- Gradio UI ---
language_choices = [
    "French", "Spanish", "German", "Urdu", "Chinese", "Japanese",
    "Arabic", "Hindi", "Korean", "Russian"
]

with gr.Blocks(title="🌐 Translation App with Groq + LLaMA3") as demo:
    gr.Markdown("## 🌍 English Translator")
    gr.Markdown("Translate English text into any selected language using **Groq's LLaMA3**.")

    with gr.Row():
        input_text = gr.Textbox(label="Enter English Text", placeholder="Type your text here...", lines=4)
        language = gr.Dropdown(choices=language_choices, value="Urdu", label="Target Language")

    output_text = gr.Textbox(label="Translated Text", lines=4)

    translate_btn = gr.Button("🔁 Translate")

    translate_btn.click(fn=translate, inputs=[input_text, language], outputs=output_text)

# --- Launch ---
demo.launch()