src/streamlit_app.py

import os
import streamlit as st 
from langchain.prompts import ChatPromptTemplate, SystemMessagePromptTemplate, HumanMessagePromptTemplate
from langchain_huggingface import HuggingFaceEndpoint, HuggingFacePipeline, ChatHuggingFace

os.environ["HUGGINGFACEHUB_API_TOKEN"] = os.getenv("key")
os.environ["HF_TOKEN"] = os.getenv("key")

st.set_page_config(page_title="Innomatics Online Trainer Bot", page_icon="🧠", layout="centered")

st.markdown("""
    <style>
    .main {
        background-color: #8B0000;
        padding: 20px;
    }
    .stButton>button {
        background-color: white;
        color: #8B0000;
        border: 2px solid white;
        border-radius: 10px;
        padding: 10px 20px;
        font-size: 18px;
        font-weight: bold;
        width: 100%;
        transition: 0.3s ease-in-out;
    }
    .stButton>button:hover {
        background-color: #8B0000;
        color: white;
        border: 2px solid white;
    }
    /* Change all text to black */
    h1, h2, h3, h4, h5, h6, p, div, span, label, input, textarea, select, option, .stTextInput, .stSlider, .stSelectbox, .stTextArea, .stMarkdown {
        color: black !important;
    }
    .chat-message {
        padding: 10px;
        margin: 5px 0;
        border-radius: 5px;
    }
    .user-message {
        background-color: rgba(183, 111, 39, 0.3);
        text-align: right;
    }
    .bot-message {
        background-color: rgba(139, 0, 0, 0.3);
    }
    .module-btn {
        font-size: 24px !important;
        padding: 15px 0 !important;
    }
    /* Ensure error and warning messages are visible */
    .stAlert {
        color: black !important;
    }
    </style>
""", unsafe_allow_html=True)

st.markdown("<h1 style='text-align: center'>Innomatics AI Mentor Bot 🧠</h1>", unsafe_allow_html=True)
st.markdown("### 👋 Welcome to the Innomatics AI Mentor Bot 🤖")
st.markdown('''
This dashboard provides an AI mentor that gives instant, skill-adapted help with Python, SQL, PowerBI, and data science to guide you through module doubts.
''')
st.markdown("## In which module do you have doubt?")

col1, col2, col3 = st.columns(3)
with col1:
    python_btn = st.button("🐍 Python", key="python_btn", help="Get help with Python programming")
with col2: 
    sql_btn = st.button("🗃️ SQL", key="sql_btn", help="Get help with SQL databases")
with col3:
    powerbi_btn = st.button("📊 PowerBI", key="powerbi_btn", help="Get help with PowerBI dashboards")  

col4, col5, col6 = st.columns(3)
with col4:
    stats_btn = st.button("📈 Statistics", key="stats_btn", help="Get help with Statistics")
with col5:
    ml_btn = st.button("🤖 Machine Learning", key="ml_btn", help="Get help with Machine Learning")
with col6:
    dl_btn = st.button("🧠 Deep Learning", key="dl_btn", help="Get help with Deep Learning")

# Initialize session state for mentor type if it doesn't exist
if 'mentor_type' not in st.session_state:
    st.session_state.mentor_type = None
if 'mentor_emoji' not in st.session_state:
    st.session_state.mentor_emoji = "🧠"

# Set mentor type based on button clicks
if python_btn:
    st.session_state.mentor_type = "Python"
    st.session_state.mentor_emoji = "🐍"
elif sql_btn:
    st.session_state.mentor_type = "SQL"  
    st.session_state.mentor_emoji = "🗃️"
elif powerbi_btn:
    st.session_state.mentor_type = "PowerBI"
    st.session_state.mentor_emoji = "📊"
elif stats_btn:
    st.session_state.mentor_type = "Statistics"