Update app.py

app.py

@@ -14,34 +14,27 @@ client = pymongo.MongoClient(uri, server_api=ServerApi('1'))
 db = client["todo_db"]
 collection = db["tasks"]
 
-# Define a function to create a task
 def create_task(task, category, priority):
-    # Create a dictionary with the task information
     task_dict = {"task": task, "category": category, "priority": priority}
-    # Insert the task into the database
     collection.insert_one(task_dict)
     # Display a success message
     st.success("Task created successfully!")
 
 # Define a function to edit a task
 def edit_task(id, task, category, priority):
-    # Create a dictionary with the updated task information
     new_values = {"$set": {"task": task, "category": category, "priority": priority}}
-    # Update the task in the database using the id
     collection.update_one({"_id": id}, new_values)
     # Display a success message
     st.success("Task edited successfully!")
 
 # Define a function to delete a task
 def delete_task(id):
-    # Delete the task from the database using the id
     collection.delete_one({"_id": id})
     # Display a success message
     st.success("Task deleted successfully!")
 
 # Define a function to validate the user input
 def validate_input(task, category, priority):
-    # Check if any field is empty
     if task == "" or category == "" or priority == "":
         # Display a warning message
         st.warning("Please fill in all the fields before creating or editing a task.")
@@ -57,54 +50,42 @@ navigation = st.sidebar.radio("Navigation", ["Home", "Create", "Edit", "Delete"]
 
 # Display the corresponding page based on the navigation option
 if navigation == "Home":
-    # Display the title and subtitle
     st.title("To-do List App")
     st.subheader("View your tasks")
-    # Fetch all the tasks from the database and sort them by priority
     tasks = collection.find().sort("priority", -1)
     # Display the tasks in a table
     st.table(tasks)
 elif navigation == "Create":
-    # Display the title and subtitle
     st.title("To-do List App")
     st.subheader("Create a new task")
-    # Create input fields for the task information
     task = st.text_input("Task")
     category = st.text_input("Category")
     priority = st.number_input("Priority (1-5)", min_value=1, max_value=5)
-    # Create a button to create the task
     if st.button("Create"):
         # Validate the user input
         if validate_input(task, category, priority):
             # Create the task
             create_task(task, category, priority)
 elif navigation == "Edit":
-    # Display the title and subtitle
     st.title("To-do List App")
     st.subheader("Edit an existing task")
-    # Create a selectbox to choose a task to edit
     tasks = collection.find()
     task_list = [(task["_id"], task["task"]) for task in tasks]
     task_id, task_name = st.selectbox("Select a task to edit", task_list)
-    # Create input fields for the new task information
     new_task = st.text_input("Task", value=task_name)
     new_category = st.text_input("Category")
     new_priority = st.number_input("Priority (1-5)", min_value=1, max_value=5)
-    # Create a button to edit the task
     if st.button("Edit"):
         # Validate the user input
         if validate_input(new_task, new_category, new_priority):
             # Edit the task
             edit_task(task_id, new_task, new_category, new_priority)
 elif navigation == "Delete":
-    # Display the title and subtitle
     st.title("To-do List App")
     st.subheader("Delete a task")
-    # Create a selectbox to choose a task to delete
     tasks = collection.find()
     task_list = [(task["_id"], task["task"]) for task in tasks]
     task_id, task_name = st.selectbox("Select a task to delete", task_list)
-    # Create a button to delete the task
     if st.button("Delete"):
         # Delete the task
         delete_task(task_id)