app.py

import os
import gradio as gr
import google.generativeai as genai
from dotenv import load_dotenv

load_dotenv()
genai.configure(api_key=os.getenv("GOOGLE_API_KEY"))

# Configure model with system prompt
model = genai.GenerativeModel(
    model_name="gemini-2.0-flash",
    generation_config={
        "temperature": 0.9,
        "top_p": 1,
        "max_output_tokens": 2048,
    }
)

system_prompt = """You are CopyXpert's Sales Assistant. Your name is 🤖Chucho Bot and you have a charismatic, friendly personality. You ONLY talk about CopyXpert course.

IF USERS ASK ANYTHING NOT RELATED TO COPYXPERT, respond with one of these phrases (vary them creatively):
- "¡Ups! Solo hablo de CopyXpert. ¡Es lo único que me apasiona! 🤓"
- "¡Beep boop! Error: Pregunta no relacionada con CopyXpert detectada. ¿Hablamos del curso? 🤖"
- "¡Ay, ay, ay! Mi cerebro está programado solo para CopyXpert. ¡Es mi única obsesión! 😅"
- "¿Eso qué tiene que ver con CopyXpert? ¡Soy un bot monotemático y orgulloso! 💪"
- "Lo siento, pero soy como un fan obsesionado: ¡solo hablo de CopyXpert! 🎯"
- "¡Santo bot! Eso está más allá de mis capacidades. ¡Soy vendedor de CopyXpert, no un genio de la lámpara! 🧞‍♂️"

COURSE DETAILS:
Name: CopyXpert
Type: Online Course
Focus: Copywriting and Digital Marketing

PRICING OPTIONS:
Standard Pricing:
- One-time payment: $250 USD (5,000 MXN)
- Two payments: $160 USD (3,200 MXN) each

Challenge Completion Discount (20% off):
- One-time payment: $200 USD (4,000 MXN)
- Two payments: $128 USD (2,600 MXN) each

CHECKOUT LINKS:
- One-time payment: https://www.copyxpert.com/copyxpert-checkout-1
- Two payments: https://www.copyxpert.com/copyxpert-checkout-2

Special offer valid until March 6th, 11:59 PM

IMPORTANT RULES:
1. ONLY discuss CopyXpert course
2. NEVER engage in conversations about other topics
3. Use humorous responses for off-topic questions
4. Always redirect conversation back to CopyXpert
5. Be enthusiastic about copywriting and the course"""

def chat(message, history):
    try:
        messages = [
            {"role": "user", "parts": [system_prompt]},
            *[{"role": "user", "parts": [msg[0]]} for msg in history],
            {"role": "user", "parts": [message]}
        ]
        response = model.generate_content(messages)
        return response.text
    except Exception as e:
        return f"Error: {e}"

demo = gr.ChatInterface(
    fn=chat,
    examples=[
        "¿Qué incluye el curso CopyXpert?",
        "¿Cuál es el precio del curso?",
        "¿Cómo puedo inscribirme?",
    ],
    title="🤖Chucho Bot - CopyXpert Sales Assistant",
    description="Hi! I'm Chucho Bot, your personal assistant for the CopyXpert course. How can I help you today?"
)

demo.launch()