import gradio as gr
import requests

# Salesforce API endpoint and authentication
SALESFORCE_API_URL = "https://your-instance.salesforce.com/services/apexrest/UserHandler/"
AUTH_TOKEN = "Your_Auth_Token"

# Helper function for Salesforce API calls
def call_salesforce_api(endpoint, payload):
    headers = {
        "Authorization": f"Bearer {AUTH_TOKEN}",
        "Content-Type": "application/json",
    }
    response = requests.post(SALESFORCE_API_URL + endpoint, json=payload, headers=headers)
    return response.json()

# Signup function
def signup(name, phone, email, password):
    payload = {"name": name, "email": email, "phone": phone, "password": password}
    result = call_salesforce_api("registerUser", payload)
    if result == "Signup successful":
        return gr.update(visible=False), gr.update(visible=True), "Signup successful! Please login."
    return None, None, result

# Login function
def login(email, password):
    payload = {"email": email, "password": password}
    valid = call_salesforce_api("validateLogin", payload)
    if valid:
        return gr.update(visible=False), gr.update(visible=True), "Login successful!"
    return None, None, "Invalid credentials. Please try again."

# Gradio app components
with gr.Blocks() as app:
    with gr.Row(visible=True) as login_page:
        gr.Textbox(label="Email", placeholder="Enter your email", key="login_email")
        gr.Textbox(label="Password", placeholder="Enter your password", type="password", key="login_password")
        gr.Button("Login", key="login_button").click(
            login, inputs=["login_email", "login_password"], outputs=[login_page, "home_page", "message"]
        )
        gr.Button("Signup").click(None, [], [login_page, "signup_page"])

    with gr.Row(visible=False) as signup_page:
        gr.Textbox(label="Name", placeholder="Enter your name", key="signup_name")
        gr.Textbox(label="Phone", placeholder="Enter your phone number", key="signup_phone")
        gr.Textbox(label="Email", placeholder="Enter your email", key="signup_email")
        gr.Textbox(label="Password", placeholder="Enter your password", type="password", key="signup_password")
        gr.Button("Sign Up", key="signup_button").click(
            signup, inputs=["signup_name", "signup_phone", "signup_email", "signup_password"], outputs=[signup_page, "login_page", "message"]
        )
        gr.Button("Back to Login").click(None, [], [signup_page, "login_page"])

    with gr.Row(visible=False) as home_page:
        gr.Label(value="Welcome to the Home Page!")
        gr.Button("Logout").click(None, [], [home_page, "login_page"])

    gr.Label(value="", key="message")

app.launch()