import gradio as gr
import json
from textblob import TextBlob

def sentiment_analysis(text: str) -> str:
    """
    Analyze the sentiment for the given text

    Args: text (str): The text to analyze

    Returns: 
    str: A Json string containing polarity, subjectivity, and sentiment

    """
    blob=TextBlob(text)
    sentiment=blob.sentiment

    result = {
        "polarity" : round(sentiment.polarity, 2),
        "subjectivity" : round(sentiment.subjectivity, 2),
        "sentiment" : "positive" if sentiment.polarity > 0 else "negative" if sentiment.polarity <0 else "neutral"
    }
    return json.dumps(result)


#Create the Gradio interface
demo=gr.Interface(
    fn=sentiment_analysis,
    inputs=gr.Textbox(lines=10, placeholder="Enter your text here..."),
    outputs=gr.Textbox(),
    title="Sentiment Analysis",
    description="Anlayzes the sentiment of the text using TextBlob"
)

if __name__ == "__main__":
    demo.launch(mcp_server=True)