def demo_post():
""" Routing function for demo POST. Adding a new expense. """
user_name = request.form['user_name']
expense_date = request.form['expense_date']
expense_amount = request.form['expense_amount']
expense_description = request.form['expense_description']
msg = None
if user_name: # it's a request to add a new expense
msg = DB.add_expense(user_name, expense_date, expense_amount,
expense_description)
# read from db to get all expenses and visualise them
all_expenses = DB.get_all_expenses()
#html = render_template("demo.html", form=ExpenseForm(), expenses=all_expenses, message=msg)
#return html
return BoK.generate_bar_tab(msg, all_expenses)
