Update src/app.py

src/app.py

@@ -16,12 +16,46 @@ import nltk
 nltk.download('wordnet', quiet=True)
 from nltk.corpus import wordnet
 
+# ==============================
+# AUTHENTICATION
+# ==============================
+def login():
+    st.title("🔐 Login Required")
+
+    username = st.text_input("Username")
+    password = st.text_input("Password", type="password")
+
+    if st.button("Login"):
+        if (
+            username == st.secrets["USERNAME"] and
+            password == st.secrets["PASSWORD"]
+        ):
+            st.session_state["authenticated"] = True
+            st.session_state["user"] = username
+            st.session_state["login_time"] = pd.Timestamp.now()
+            st.success("✅ Login successful")
+            st.rerun()
+        else:
+            st.error("❌ Invalid credentials")
+
+# Session control
+if "authenticated" not in st.session_state:
+    st.session_state["authenticated"] = False
+
+if not st.session_state["authenticated"]:
+    login()
+    st.stop()
+
 # ==============================
 # PAGE CONFIG
 # ==============================
 st.set_page_config(page_title="Multi Search Engine", layout="wide")
 st.title("🔍 Advanced Multi-Search Product Engine")
 
+# Sidebar user info
+st.sidebar.success(f"👤 User: {st.session_state['user']}")
+st.sidebar.info(f"🕒 Login: {st.session_state['login_time']}")
+
 # ==============================
 # LOAD MODEL
 # ==============================
@@ -31,6 +65,12 @@ def load_model():
 
 model = load_model()
 
+# ==============================
+# INIT ACTIVITY LOG
+# ==============================
+if "activity_log" not in st.session_state:
+    st.session_state["activity_log"] = []
+
 # ==============================
 # SEARCH INFO
 # ==============================
@@ -57,7 +97,7 @@ search_info = {
 # ==============================
 try:
     df = pd.read_csv("src/products_10k.csv")
-    st.success("✅ Data loaded successfully(10K Products)")
+    st.success("✅ Data loaded successfully (10K Products)")
 except Exception as e:
     st.error(f"❌ Error loading file: {e}")
     st.stop()
@@ -252,9 +292,28 @@ if st.button("Search"):
         results = func_map[search_type](query)
         results = sorted(results, key=lambda x: x[1], reverse=True)[:top_k]
 
+        # ✅ LOG USER ACTIVITY
+        st.session_state["activity_log"].append({
+            "User": st.session_state["user"],
+            "Query": query,
+            "Search Type": search_type,
+            "Time": str(pd.Timestamp.now())
+        })
+
         indices = [i for i, _ in results]
         result_df = df.iloc[indices].copy()
         result_df["Score"] = [round(score, 4) for _, score in results]
 
         st.subheader("🔎 Results")
-        st.dataframe(result_df)
+        st.dataframe(result_df)
+
+# ==============================
+# SHOW ACTIVITY LOG
+# ==============================
+st.sidebar.subheader("📊 Activity Log")
+
+if st.session_state["activity_log"]:
+    log_df = pd.DataFrame(st.session_state["activity_log"])
+    st.sidebar.dataframe(log_df.tail(10))
+else:
+    st.sidebar.write("No activity yet")