Update app.py

app.py

@@ -281,6 +281,17 @@ def delete_person_ui():
         if not name:
             st.error("Please enter a name.")
         else:
+            # Check if the person exists in the database
+            if name not in ref.get().keys():
+                st.error("Person not found in the database.")
+                return
+
+            # Check if the person was added by the currently signed-in user
+            person_data = ref.child(name).get()
+            if person_data["added_by"] != st.session_state.auth_state["user"].email:
+                st.error("You can only delete the person added by you.")
+                return
+
             result = delete_person(name)
             st.success(result)
 
@@ -485,8 +496,24 @@ steps = [
         "content": "Here you can select different options such as adding a person, recognizing a face, deleting a person, or recognizing a face with optimal identification.",
     },
     {
-        "title": "Main Interface",
-        "content": "This is where the main functionality of the application is displayed.",
+        "title": "Recognize face",
+        "content": "This function will return you Id's for your provided face.",
+    },
+    {
+        "title": "Recognize face(optimal)",
+        "content": "This function will return you Id's of provided face with more accuracy",
+    },
+    {
+        "title": "Add person",
+        "content": "Here you can add yourself or someone else too",
+    },
+    {
+        "title": "Delete person",
+        "content": "Here you can delete the person by entering their name",
+    },
+    {
+        "title": "History",
+        "content": "Here you can track history of your activities",
     },
     {
         "title": "Upload Image",
@@ -516,16 +543,16 @@ def display_tour_steps(steps):
 # Update the main function to include the feedback option
 def main():
     st.sidebar.title("Options")
-    option = st.sidebar.radio("Select Option", ["Add Person", "Recognize Face", "Delete Person", "Recognize Face (Optimal)", "Tour Guide", "Feedback", "Messaging", "History", "Delete User"])
+    option = st.sidebar.radio("Select Option", ["Recognize Face", "Add Person", "Recognize Face (Optimal)", "Delete Person", "Tour Guide", "Feedback", "Messaging", "History", "Delete User"])
  
-    if option == "Add Person":
-        add_person_ui()
-    elif option == "Recognize Face":
+    if option == "Recognize Face":
         recognize_face_ui()
-    elif option == "Delete Person":
-        delete_person_ui()
     elif option == "Recognize Face (Optimal)":
         recognize_face_optimal_ui()
+    elif option == "Add Person":
+        add_person_ui()
+    elif option == "Delete Person":
+        delete_person_ui()
     elif option == "Tour Guide":
         tour_guide_ui()
     elif option == "Feedback":