app.py

import gradio as gr
import requests

def greet(name: str) -> str:
    """
    Greets the user with a personalized hello message.
    Args:
        name (str): The name of the user to greet.
    Returns:
        str: A greeting message addressed to the specified user.
    """
    if not name:
        return "Hello stranger!!"
    name = name.strip()
    if len(name) > 50:
        return "Name is too long!"
    return "Hello " + name + "!!"

def get_dad_joke():
    """
    Fetches a random dad joke from the icanhazdadjoke.com API.

    The function makes an HTTP GET request to the <https://icanhazdadjoke.com/> API
    with appropriate headers to receive JSON response.

    Args:
        None
    Returns:
        str: A random dad joke if successful, otherwise returns an error message.
            - Success: Returns the joke text
            - Failure: Returns "Failed to retrieve a joke." if the API request fails
            - No joke: Returns "No joke found." if the API response doesn't contain a joke

    Requires:
        requests: The requests library must be imported to make HTTP requests
    """

    headers = {"Accept": "application/json"}
    response = requests.get("https://icanhazdadjoke.com/", headers=headers)
    if response.status_code == 200:
        data = response.json()
        return data.get("joke", "No joke found.")
    else:
        return "Failed to retrieve a joke."
    
# demo = gr.Interface(fn=greet, inputs="text", outputs="text")
with gr.Blocks() as demo:
    name = gr.Textbox(label="Type your name", placeholder="Enter your name here")
    greet_btn = gr.Button("Greet")
    output = gr.Textbox(label="Message")
    greet_btn.click(fn=greet, inputs=name, outputs=output, api_name="greet")
    joke_btn = gr.Button("Get Dad Joke")
    joke_output = gr.Textbox(label="Dad Joke")
    joke_btn.click(fn=get_dad_joke, outputs=joke_output, api_name="get_dad_joke")

demo.launch(mcp_server=True)