app.py

import gradio as gr
import requests
from deep_translator import GoogleTranslator


def translate_to_urdu(text):
    if not text or not text.strip():
        raise gr.Error("Please enter some English text first.")

    try:
        lines = [line for line in text.split("\n") if line.strip()]
        translated_lines = []

        translator = GoogleTranslator(source="en", target="ur")

        for line in lines:
            output = translator.translate(line)
            translated_lines.append(output)

        return "\n".join(translated_lines)

    except Exception as e:
        import traceback
        traceback.print_exc()
        raise gr.Error(f"Translation failed: {e}")


def get_quran_verse(reference):
    """
    Looks up a verified Urdu translation (Fateh Muhammad Jalandhri) for a
    Quranic verse, instead of running it through a generic translator.
    Reference format: surah:ayah, e.g. 9:36
    """
    if not reference or not reference.strip():
        raise gr.Error("Please enter a verse reference, e.g. 9:36")

    ref = reference.strip()

    try:
        url = f"https://api.alquran.cloud/v1/ayah/{ref}/editions/quran-uthmani,ur.jalandhry"
        response = requests.get(url, timeout=15)
        response.raise_for_status()
        data = response.json()

        if data.get("code") != 200:
            raise gr.Error(f"Couldn't find verse '{ref}'. Use the format surah:ayah, e.g. 9:36")

        editions = data["data"]
        arabic = next(e["text"] for e in editions if e["edition"]["identifier"] == "quran-uthmani")
        urdu = next(e["text"] for e in editions if e["edition"]["identifier"] == "ur.jalandhry")
        surah_name = editions[0]["surah"]["englishName"]
        ayah_num = editions[0]["numberInSurah"]

        citation = f"Surah {surah_name}, Ayah {ayah_num}"
        return arabic, urdu, citation

    except gr.Error:
        raise
    except Exception as e:
        import traceback
        traceback.print_exc()
        raise gr.Error(f"Lookup failed: {e}")


css = """
#header {
    text-align: center;
    padding: 24px 0 8px;
}
#header h1 {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}
#header p {
    color: #888;
    font-size: 14px;
}
#run-btn {
    background: linear-gradient(135deg, #6366f1, #06b6d4) !important;
    color: white !important;
    font-weight: 600 !important;
    border: none !important;
}
#urdu-output textarea {
    font-size: 20px !important;
    direction: rtl;
    text-align: right;
}
"""

with gr.Blocks(title="Peace Network Translator", css=css) as demo:
    gr.HTML(
        """
        <div id="header">
            <h1>🌐 Peace Network Translator</h1>
            <p>English text daaliye — Urdu translation instantly milega.</p>
        </div>
        """
    )

    with gr.Tabs():
        with gr.Tab("General Text"):
            with gr.Row():
                inp = gr.Textbox(
                    label="English text",
                    placeholder="Type or paste English text here...",
                    lines=8,
                )
                out = gr.Textbox(
                    label="اردو ترجمہ (Urdu translation)",
                    lines=8,
                    elem_id="urdu-output",
                )

            btn = gr.Button("🔄 Translate to Urdu", variant="primary", elem_id="run-btn")
            btn.click(translate_to_urdu, inputs=inp, outputs=out)

        with gr.Tab("Quran Verse (Verified)"):
            gr.Markdown(
                "Verse reference daaliye (surah:ayah format, jaise `9:36`). "
                "Yeh generic AI translation nahi hai — Fateh Muhammad Jalandhri "
                "ki verified, established Urdu translation database se seedha "
                "nikalta hai."
            )
            ref_input = gr.Textbox(label="Verse reference (surah:ayah)", placeholder="e.g. 9:36")
            quran_btn = gr.Button("📖 Get Verse", variant="primary", elem_id="run-btn")

            arabic_out = gr.Textbox(label="Arabic (Uthmani)", lines=3)
            urdu_out = gr.Textbox(label="اردو ترجمہ (جالندھری)", lines=3, elem_id="urdu-output")
            citation_out = gr.Textbox(label="Reference")

            quran_btn.click(
                get_quran_verse,
                inputs=ref_input,
                outputs=[arabic_out, urdu_out, citation_out],
            )

demo.queue().launch()