app.py

# # # app.py

# import streamlit as st
# import requests
# from datetime import datetime
# from deep_translator import GoogleTranslator
# from geopy.geocoders import Nominatim
# from timezonefinder import TimezoneFinder
# import pytz
# from streamlit_js_eval import get_geolocation

# # ---------------------------
# # API Key
# # ---------------------------
# GROQ_API_KEY = "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"

# # ---------------------------
# # Page Config
# # ---------------------------
# st.set_page_config(page_title="AI Disaster Assistant", layout="wide", initial_sidebar_state="expanded")

# # ---------------------------
# # Rescue numbers dictionary
# # ---------------------------
# rescue_contacts = {
#     "Pakistan": {
#         "Ambulance": "115",
#         "Fire Brigade": "16",
#         "Rescue Service": "1122",
#         "Police": "15"
#     },
#     "India": {
#         "Ambulance": "102",
#         "Fire Brigade": "101",
#         "Disaster Helpline": "108",
#         "Police": "100"
#     },
#     "USA": {
#         "Emergency Services": "911"
#     },
#     "United Kingdom": {
#         "Emergency Services": "999"
#     }
# }

# # ---------------------------
# # Timezone Helper
# # ---------------------------
# def get_timezone(lat, lon):
#     tf = TimezoneFinder()
#     tz_name = tf.timezone_at(lat=lat, lng=lon)
#     if tz_name:
#         try:
#             return pytz.timezone(tz_name)
#         except Exception:
#             return pytz.timezone("Asia/Karachi")  # fallback to Pakistan
#     return pytz.timezone("Asia/Karachi")

# # ---------------------------
# # Session setup
# # ---------------------------
# if "history" not in st.session_state:
#     st.session_state.history = []
# if "tz" not in st.session_state:
#     st.session_state.tz = pytz.timezone("Asia/Karachi")  # default Lahore

# # ---------------------------
# # CSS Styling
# # ---------------------------
# st.markdown("""
#     <style>
#     body { background-color: #0d1117; color: white; }
#     h1, h2, h3, h4, h5 { color: white; }
#     input, textarea, .stTextInput>div>div>input { background-color: #161b22 !important; color: white !important; }
#     .chat-bubble { background-color: #f0f0f0; color: #000; padding: 0.5rem; margin-bottom: 0.5rem; border-radius: 10px; }
#     .answer-box { background-color: #d6f5f5; padding: 1rem; border-radius: 12px; color: #000; }
#     .contact-box { background-color: #ffeecc; padding: 1rem; border-radius: 10px; color: #000; }
#     [data-testid="stSidebar"] { background-color: #161b22; }
#     .sidebar .sidebar-content { background-color: #161b22; }
#     </style>
# """, unsafe_allow_html=True)

# # ---------------------------
# # Sidebar Navigation
# # ---------------------------
# st.sidebar.markdown("# 🌍 AI Disaster Response Assistant")
# page = st.sidebar.radio("Navigation", ["Chat Assistant", "Image Analysis"])

# if page == "Image Analysis":
#     st.switch_page("pages/image_analysis.py")

# # ---------------------------
# # Main Page (Chat Assistant)
# # ---------------------------
# st.markdown("""
#     <h1 style='text-align: center; background-color: #008080; color: white; padding: 1rem; border-radius: 12px;'>
#     💬 AI Disaster Chat Assistant
#     </h1>
# """, unsafe_allow_html=True)

# # ---------------------------
# # Language Selection
# # ---------------------------
# language_options = {
#     "English": "en",
#     "Urdu": "ur",
#     "Hindi": "hi",
#     "Japanese": "ja",
#     "Turkish": "tr",
#     "Italian": "it"
# }
# preferred_language = st.selectbox("🌐 Select your preferred language for responses:", list(language_options.keys()))
# target_lang_code = language_options[preferred_language]

# # ---------------------------
# # Get Location & Timezone
# # ---------------------------
# location_data = get_geolocation()
# user_location = "Unknown"
# city = ""
# country = ""

# if location_data and location_data.get("coords"):
#     lat = location_data["coords"]["latitude"]
#     lon = location_data["coords"]["longitude"]
#     st.success(f"📍 GPS Location: {lat:.4f}, {lon:.4f}")
#     try:
#         geolocator = Nominatim(user_agent="geoapiExercises")
#         location = geolocator.reverse((lat, lon), language='en')
#         city = location.raw['address'].get('city', '') or location.raw['address'].get('town', '')
#         country = location.raw['address'].get('country', '')
#         user_location = f"{city}, {country}"
#         st.markdown(f"📌 You are in *{user_location}*")
#         st.session_state.tz = get_timezone(lat, lon)
#     except Exception:
#         st.warning("🌐 Could not resolve full address or timezone from GPS.")

# # ---------------------------
# # Display rescue numbers
# # ---------------------------
# if country in rescue_contacts:
#     st.markdown("### 🚨 Local Emergency Numbers")
#     contacts = rescue_contacts[country]
#     for service, number in contacts.items():
#         st.markdown(f"<div class='contact-box'>📞 <strong>{service}</strong>: {number}</div>", unsafe_allow_html=True)

# # ---------------------------
# # Chat UI
# # ---------------------------
# col1, col2 = st.columns([2, 1])

# with col1:
#     st.markdown("### 🧠 Ask your question (any language):")
#     user_input = st.text_area(" ", placeholder="e.g. زلزلے کے دوران مجھے کیا کرنا چاہیے؟ or What to do in a flood?", height=120)

#     if st.button("🔍 Get Help"):
#         if user_input.strip():
#             try:
#                 translated_input = GoogleTranslator(source='auto', target='en').translate(user_input)
#                 # location_context = f"The user is currently in {user_location}. Provide disaster-specific advice and include local rescue contact details if relevant. "
#                 # Fetch country-specific rescue numbers
# #                 rescue_info = ""
# #                 if country in rescue_contacts:
# #                     rescue_info = "Local emergency numbers:\n" + "\n".join([f"{k}: {v}" for k, v in rescue_contacts[country].items()])

# #                 location_context = f"The user is currently in {user_location}. {rescue_info} Provide disaster-specific advice relevant to this location. If possible, suggest actions based on this specific region."
# # #     rescue_info = "Local emergency numbers:\n" + "\n".join([f"{k}: {v}" for k, v in rescue_contacts[country].items()])

# # # location_context = f"The user is currently in {user_location}. {rescue_info} Provide disaster-specific advice relevant to this location. If possible, suggest actions based on this specific region."

                
# #                 prompt = f"{location_context}Answer this disaster-related question: {translated_input}"
#                 rescue_info = ""
#                 if country in rescue_contacts:
#                     contacts = rescue_contacts[country]
#                     rescue_info = "Local Emergency Numbers:\n" + "\n".join([f"{service}: {number}" for service, number in contacts.items()])

                    
#                 else:
#                     rescue_info = "No specific emergency contacts found for this region."

# # Create a location-aware prompt for the LLM
#                 location_context = (
#                     f"The user is currently in {user_location}. "
#                     f"{rescue_info}\n"
#                     "Provide safety measures specifically for this location in the context of the disaster. "
#                     "DO NOT mention US-based emergency numbers unless the user's location is in the US."
# )
#                 prompt = f"{location_context} Answer this disaster-related question: {translated_input}"


#                 headers = {
#                     "Authorization": f"Bearer {GROQ_API_KEY}",
#                     "Content-Type": "application/json"
#                 }
#                 data = {
#                     "model": "llama3-70b-8192",
#                     "messages": [{"role": "user", "content": prompt}]
#                 }

#                 response = requests.post("https://api.groq.com/openai/v1/chat/completions", headers=headers, json=data)

#                 if response.status_code == 200:
#                     answer_en = response.json()['choices'][0]['message']['content']
#                     translated_answer = GoogleTranslator(source='en', target=target_lang_code).translate(answer_en)
#                     st.markdown(f"<div class='answer-box'>{translated_answer}</div>", unsafe_allow_html=True)

#                     # Get current local time with timezone
#                     now = datetime.now(st.session_state.tz)
#                     timestamp = now.strftime("%I:%M %p")
#                     st.session_state.history.append({"time": timestamp, "question": user_input})
#                 else:
#                     st.error("❌ Error: " + response.text)
#             except Exception as e:
#                 st.error(f"⚠ Exception occurred: {e}")

# with col2:
#     st.markdown("### 📜 Chat History")
#     if st.session_state.history:
#         for entry in reversed(st.session_state.history):
#             st.markdown(f"""
#                 <div class='chat-bubble'>
#                     🕒 {entry['time']}<br><strong>{entry['question']}</strong>
#                 </div>
#             """, unsafe_allow_html=True)
#     else:
#         st.info("No questions asked yet.")

#     if st.button("🧹 Clear History"):
#         st.session_state.history = []
#         st.success("Chat history cleared.")