Update src/streamlit_app.py

src/streamlit_app.py

@@ -1,3 +1,134 @@
+import streamlit as st
+from PIL import Image
+import os
+import wikipedia
+import csv
+from datetime import datetime
+
+# ====== Setup ======
+USERS = {}
+UPLOAD_FOLDER = "uploads"
+MEDIA_FOLDER = os.path.join(UPLOAD_FOLDER, "feedback_media")
+FEEDBACK_FILE = os.path.join(UPLOAD_FOLDER, "feedback.csv")
+
+os.makedirs(UPLOAD_FOLDER, exist_ok=True)
+os.makedirs(MEDIA_FOLDER, exist_ok=True)
+
+STATES = {
+    "Telangana": ["Hyderabad", "Warangal", "Nizamabad", "Karimnagar", "Khammam"],
+    "Maharashtra": ["Mumbai", "Pune", "Nagpur", "Nashik", "Aurangabad"],
+    "Tamil Nadu": ["Chennai", "Coimbatore", "Madurai", "Tiruchirappalli", "Salem"],
+    "Karnataka": ["Bangalore", "Mysore", "Mangalore", "Hubli", "Belgaum"],
+    "Uttar Pradesh": ["Lucknow", "Varanasi", "Agra", "Kanpur", "Allahabad"],
+    "West Bengal": ["Kolkata", "Darjeeling", "Durgapur", "Siliguri", "Asansol"],
+    "Rajasthan": ["Jaipur", "Udaipur", "Jodhpur", "Bikaner", "Ajmer"],
+    "Gujarat": ["Ahmedabad", "Surat", "Vadodara", "Rajkot", "Bhavnagar"],
+    "Andhra Pradesh": ["Visakhapatnam", "Vijayawada", "Guntur", "Tirupati", "Kurnool"],
+}
+
+# ====== Session State Initialization ======
+for key, default in {
+    "logged_in": False,
+    "email": "",
+    "otp_sent_to": None,
+    "otp_verified": False,
+    "login_email": None,
+}.items():
+    if key not in st.session_state:
+        st.session_state[key] = default
+
+# ====== Helper Functions ======
+
+def send_otp(email):
+    st.session_state.otp_sent_to = email
+    st.session_state.otp_verified = False
+    return "1234"
+
+def verify_otp(entered_otp):
+    if st.session_state.otp_sent_to and entered_otp == "1234":
+        st.session_state.logged_in = True
+        st.session_state.email = st.session_state.otp_sent_to
+        st.session_state.otp_verified = True
+        st.session_state.login_email = None
+        return True
+    return False
+
+def logout():
+    for key in ["logged_in", "email", "otp_sent_to", "otp_verified", "login_email"]:
+        st.session_state[key] = False if isinstance(st.session_state.get(key), bool) else None
+
+def fetch_wikipedia_summary(title, lang="en"):
+    try:
+        wikipedia.set_lang(lang)
+        return wikipedia.summary(title, sentences=4)
+    except wikipedia.exceptions.DisambiguationError as e:
+        return f"Multiple results found for '{title}': {e.options}"
+    except wikipedia.exceptions.PageError:
+        return f"No Wikipedia page found for '{title}' in selected language."
+    except Exception as e:
+        return f"Error fetching summary: {str(e)}"
+
+def save_temp_file(uploaded_file, filetype):
+    if uploaded_file:
+        filename = f"{filetype}_{datetime.now().strftime('%Y%m%d%H%M%S')}_{uploaded_file.name}"
+        filepath = os.path.join(MEDIA_FOLDER, filename)
+        with open(filepath, "wb") as f:
+            f.write(uploaded_file.read())
+        return filepath
+    return ""
+
+def save_feedback(email, place, state, district, text, img_path="", audio_path="", video_path=""):
+    if not os.path.exists(FEEDBACK_FILE):
+        with open(FEEDBACK_FILE, 'w', newline='', encoding='utf-8') as f:
+            writer = csv.writer(f)
+            writer.writerow([
+                "user_email", "place_name", "state", "district", "feedback_text",
+                "image_file", "audio_file", "video_file", "timestamp"
+            ])
+
+    with open(FEEDBACK_FILE, 'a', newline='', encoding='utf-8') as f:
+        writer = csv.writer(f)
+        writer.writerow([
+            email, place, state, district, text,
+            img_path, audio_path, video_path, datetime.now().isoformat()
+        ])
+
+# ====== Pages ======
+
+def signup_page():
+    st.header("🚀 Signup")
+    name = st.text_input("Name")
+    email = st.text_input("Email (Gmail)")
+    contact = st.text_input("Contact Number")
+    if st.button("Sign Up"):
+        if email in USERS:
+            st.error("User already exists, please login.")
+        elif not email or not name:
+            st.error("Please enter name and email.")
+        else:
+            USERS[email] = {"name": name, "email": email, "contact": contact}
+            send_otp(email)
+            st.success(f"User {name} registered! OTP sent to {email} (simulated). Please verify OTP on Login page.")
+            st.session_state.login_email = email
+
+def login_page():
+    st.header("🔐 Login")
+    email = st.text_input("Email", key="login_email_input")
+    if st.button("Send OTP"):
+        if email in USERS:
+            send_otp(email)
+            st.success(f"OTP sent to {email} (simulated). Please enter OTP below.")
+            st.session_state.login_email = email
+        else:
+            st.error("Email not found. Please sign up first.")
+    if st.session_state.login_email == email:
+        otp = st.text_input("Enter OTP (use 1234 for demo)", type="password")
+        if st.button("Verify OTP"):
+            if verify_otp(otp):
+                st.success("OTP verified! Logged in successfully.")
+            else:
+                st.error("Incorrect OTP or no OTP sent.")
+
 def main_app():
     st.sidebar.success(f"Logged in as {st.session_state.email}")
     if st.sidebar.button("Logout"):
@@ -8,10 +139,11 @@ def main_app():
     st.sidebar.markdown("---")
     st.sidebar.subheader("📝 Give Feedback")
     feedback_text = st.sidebar.text_area("Your thoughts about this place", height=100)
-    feedback_image = st.sidebar.file_uploader("Upload an image", type=["jpg", "jpeg", "png"], key="image_upload")
-    feedback_audio = st.sidebar.file_uploader("Upload audio", type=["mp3", "wav", "m4a"], key="audio_upload")
-    feedback_video = st.sidebar.file_uploader("Upload video", type=["mp4", "mov", "avi"], key="video_upload")
+    feedback_image = st.sidebar.file_uploader("Upload an image", type=["jpg", "jpeg", "png"])
+    feedback_audio = st.sidebar.file_uploader("Upload audio", type=["mp3", "wav", "m4a"])
+    feedback_video = st.sidebar.file_uploader("Upload video", type=["mp4", "mov", "avi"])
 
+    # Preview uploaded feedback files
     if feedback_image:
         st.sidebar.image(feedback_image, caption="Your uploaded image", use_container_width=True)
     if feedback_audio:
@@ -19,24 +151,43 @@ def main_app():
     if feedback_video:
         st.sidebar.video(feedback_video)
 
+    # Main content
     st.title("📚 Gyana Vedika - Cultural Explorer")
+
     state = st.selectbox("Select State", list(STATES.keys()))
     district = st.selectbox("Select District", STATES[state])
     st.subheader(f"Explore {district}, {state}")
 
-    uploaded_image = st.file_uploader("Upload a cultural/historical place image", type=["png", "jpg", "jpeg"], key="place_image")
+    uploaded_image = st.file_uploader("Upload a cultural/historical place image", type=["png", "jpg", "jpeg"])
     place_to_search = None
     if uploaded_image:
         st.image(uploaded_image, caption="Uploaded Image", use_container_width=True)
         filename = uploaded_image.name.lower()
         keywords_map = {
-            "charminar": "Charminar", "golconda": "Golconda Fort", "qutubshahi": "Qutb Shahi Tombs",
-            "birla": "Birla Mandir", "salarjung": "Salar Jung Museum", "warangal": "Warangal Fort",
-            "ramappa": "Ramappa Temple", "bhadrakali": "Bhadra Kali Temple", "kakatiya": "Kakatiya Kala Thoranam",
-            "pakhal": "Pakhal Lake", "medak": "Medak Cathedral", "nagarjuna": "Nagarjuna Sagar Dam",
-            "taj": "Taj Mahal", "gateway": "Gateway of India", "qutub": "Qutub Minar",
-            "mysore": "Mysore Palace", "hampi": "Hampi", "konark": "Konark Sun Temple",
-            "varanasi": "Varanasi", "madurai": "Meenakshi Temple", "ajanta": "Ajanta Caves", "ellora": "Ellora Caves"
+            # Telangana Places
+            "charminar": "Charminar",
+            "golconda": "Golconda Fort",
+            "qutubshahi": "Qutb Shahi Tombs",
+            "birla": "Birla Mandir",
+            "salarjung": "Salar Jung Museum",
+            "warangal": "Warangal Fort",
+            "ramappa": "Ramappa Temple",
+            "bhadrakali": "Bhadra Kali Temple",
+            "kakatiya": "Kakatiya Kala Thoranam",
+            "pakhal": "Pakhal Lake",
+            "medak": "Medak Cathedral",
+            "nagarjuna": "Nagarjuna Sagar Dam",
+            # Other famous places (existing)
+            "taj": "Taj Mahal",
+            "gateway": "Gateway of India",
+            "qutub": "Qutub Minar",
+            "mysore": "Mysore Palace",
+            "hampi": "Hampi",
+            "konark": "Konark Sun Temple",
+            "varanasi": "Varanasi",
+            "madurai": "Meenakshi Temple",
+            "ajanta": "Ajanta Caves",
+            "ellora": "Ellora Caves",
         }
         for kw, place in keywords_map.items():
             if kw in filename:
@@ -61,10 +212,11 @@ def main_app():
                 st.write(summary)
 
     if st.sidebar.button("Submit Feedback"):
-        if feedback_text.strip() or feedback_image or feedback_audio or feedback_video:
+        if feedback_text.strip():
             img_path = save_temp_file(feedback_image, "img")
             audio_path = save_temp_file(feedback_audio, "audio")
             video_path = save_temp_file(feedback_video, "video")
+
             save_feedback(
                 email=st.session_state.email,
                 place=place_to_search or "Unknown",
@@ -77,4 +229,30 @@ def main_app():
             )
             st.sidebar.success("Thank you! Feedback submitted.")
         else:
-            st.sidebar.warning("Please provide feedback text or upload a file.")
+            st.sidebar.warning("Please enter your feedback text.")
+
+# ====== UI Styling ======
+st.set_page_config(page_title="Gyana Vedika", layout="wide")
+
+st.markdown("""
+<style>
+.stButton>button {
+    background-color: #008080; color: white; font-weight: bold; border-radius: 10px;
+}
+.stTextInput>div>input, .stSelectbox>div>div>select, .stTextArea>div>textarea {
+    border: 2px solid #008080 !important; border-radius: 8px !important;
+}
+h1, h2, h3, h4, h5, h6 {
+    color: #004d4d;
+}
+</style>
+""", unsafe_allow_html=True)
+
+if not st.session_state.logged_in:
+    page = st.sidebar.radio("Choose Option", ["Signup", "Login"])
+    if page == "Signup":
+        signup_page()
+    elif page == "Login":
+        login_page()
+else:
+    main_app()