import gradio as gr
from flask import Flask, render_template, request, redirect, url_for

app = Flask(__name__)

# Sample username and password for login
USER_CREDENTIALS = {"username": "user", "password": "pass"}

@app.route('/')
def home():
    return render_template('login.html')

@app.route('/login', methods=['POST'])
def login():
    username = request.form['username']
    password = request.form['password']
    
    if username == USER_CREDENTIALS["username"] and password == USER_CREDENTIALS["password"]:
        return redirect(url_for('gradio_app'))
    else:
        return "Invalid credentials, please try again."

def gradio_app():
    def greet(name):
        return f"Hello, {name}!"
    
    interface = gr.Interface(fn=greet, inputs="text", outputs="text")
    interface.launch()

if __name__ == '__main__':
    app.run(debug=True)