app.py

import streamlit as st
import pandas as pd

# Read the CSV data
data = pd.read_csv("integrated_travel_data.csv")

# Updated mapping of state abbreviations and variations to full names
state_abbreviation_mapping = {
    "up": "Uttar Pradesh",
    "mh": "Maharashtra",
    "rj": "Rajasthan",
    "ar": "Arunachal Pradesh",
    "as": "Assam",
    "ap": "Andhra Pradesh",
    "andhra": "Andhra Pradesh",
    "wb": "West Bengal",
    "bengal": "West Bengal",
    "tn": "Tamil Nadu",
    "hp": "Himachal Pradesh",
    # Add more abbreviations and variations as needed
}

def get_city_info(city):
    city_data = data[data['Destination'].str.lower().str.strip() == city.lower().strip()]
    
    if city_data.empty:
        return "City not found in the database."
    
    city_info = city_data.iloc[0]
    
    info = f"**Destination:** {city_info['Destination']}\n\n"
    info += f"**State:** {city_info['State']}\n\n"
    info += f"**Description:** {city_info['Description']}\n\n"
    info += "**Tourist Attractions:**\n"
    attractions = city_info['Tourist Attractions'].split(', ')
    for attraction in attractions:
        info += f"- {attraction}\n"
    info += "\n**Activities:**\n"
    activities = city_info['Activities'].split('. ')
    for activity in activities:
        info += f"- {activity}\n"
    
    return info

def list_places_by_state(state):
    # Normalize and convert the input state to its full name if it's an abbreviation or variation
    state_normalized = state.strip().lower()
    state_full_name = state_abbreviation_mapping.get(state_normalized, state_normalized)
    
    # Search using the normalized full state name
    state_data = data[data['State'].str.lower().str.strip() == state_full_name.lower()]
    
    if state_data.empty:
        return f"No destinations found for {state_full_name}."
    
    places = state_data['Destination'].tolist()
    return f"**Destinations in {state_full_name}:**\n" + "\n".join([f"- {place}" for place in places])

# Streamlit UI
st.set_page_config(page_title="Indian Travel Information", layout="wide")

# Customized Title with Color
st.markdown("<h1 style='color: lightgreen;'>Indian Travel Information</h1>", unsafe_allow_html=True)
st.markdown("<p style='color: white;'>Enter a state to see available destinations, then enter a city name for detailed information.</p>", unsafe_allow_html=True)
st.markdown("------------------------------------------------------------------")

# Sidebar for inputs
st.sidebar.header("Search")
state = st.sidebar.text_input("Enter state name or abbreviation", "")
city = st.sidebar.text_input("Enter city name", "")

if state:
    state_output = list_places_by_state(state)
    st.sidebar.markdown(state_output)

if city:
    if state and city not in state_output:
        st.error(f"City '{city}' not found in '{state}'. Please check the city or state.")
    else:
        city_info = get_city_info(city)
        st.markdown(city_info)

# Dynamic Examples
st.sidebar.header("Examples")
if st.sidebar.button("Show Examples"):
    st.sidebar.markdown("""
    **States:**
    - Uttar Pradesh (UP)
    - Maharashtra (MH)
    - Rajasthan (RJ)
    - Arunachal Pradesh (AR)
    - Assam (AS)
    - Andhra Pradesh (AP/Andhra)
    - West Bengal (WB/Bengal)
    - Tamil Nadu (TN)
    - Himachal Pradesh (HP)

    **Cities:**
    - Agra
    - Mumbai
    - Jaipur
    - Tawang
    - Guwahati
    """)

# Footer
st.sidebar.markdown("---")
st.sidebar.title("Disclaimer")
st.sidebar.write("Type either state or city once and don't type both of them at once.\n\n If you want to type at once make sure that state and city belongs to each other.")