def perform_transaction():
'''Function to add the entry the amount in the amount entry from the user balance and add an entry to the transaction list.'''
global user
global amount_entry
global balance_label
global balance_var
global entry_type
# Try to decrease the account balance and append the deposit to the account file
try:
# Get the cash amount to use. Note: We check legality inside account's withdraw_funds method
balance = balance_var.get()
balance = balance.strip()
balance = balance.replace(" ", "")
file = str(user_number_var.get())
MoneyManager.add_entry(file, balance)
fo = open(file + ".txt", "rb")
fo.readline()
fo.readline()
fo.seek(12, 1)
bal = fo.readline()
bal = str(bal)
bal = bal.replace("b", "")
bal = bal.replace("r", "")
bal = bal.replace("n", "")
bal = bal.replace("\\", "")
bal = bal.replace("'", "")
bal = float(bal)
fo.close()
# Get the type of entry that will be added ie rent etc
global variable
v = variable.get()
if float(balance) > float(bal):
c = Tk()
c.title('FedUni Money Manager')
l = Label(c,
text='No Enough Amount in Account',
font=("Helvetica", 16))
l.pack()
c.mainloop()
return
# Withdraw funds from the balance
bal = float(bal) - float(balance)
# Update the transaction widget with the new transaction by calling user.get_transaction_string()
# Note: Configure the text widget to be state='normal' first, then delete contents, then instert new
# contents, and finally configure back to state='disabled' so it cannot be user edited.
MoneyManager.get_transaction_string(file, bal)
# Change the balance label to reflect the new balance
global y
y.set("Balance : $ " + str(bal))
MoneyManager.save_to_file(file, v, balance)
fo = open(file + ".txt", "r")
fo.readline().replace("\n", "")
fo.readline().replace("\n", "")
fo.readline().replace("\n", "")
fo.readline().replace("\n", "")
x = fo.readline()
transaction_list = x
while x:
x = fo.readline()
transaction_list = transaction_list + x
fo.close()
Textbox.delete(1.0, END)
Textbox.insert(END, transaction_list)
# Update the graph
plot_spending_graph()
# Clear the amount entry
global balance_entry
balance_entry.delete(0, END)
# Catch and display any returned exception as a messagebox 'showerror'
except:
c = Tk()
c.title('FedUni Money Manager')
l = Label(c, text='Something Went Wrong', font=("Helvetica", 16))
l.pack()
c.mainloop()
def perform_deposit():
'''Function to add a deposit for the amount in the amount entry to the
user's transaction list.'''
global user
global amount_entry
global balance_label
global balance_var
try:
bal = balance_var.get()
bal = float(bal)
except:
c = Tk()
c.title('FedUni Money Manager')
l = Label(c, text='Enter Valid Data', font=("Helvetica", 16))
l.pack()
c.mainloop()
return
# Try to increase the account balance and append the deposit to the account file
try:
# Get the cash amount to deposit. Note: We check legality inside account's deposit method
balance = balance_var.get()
balance = balance.strip()
balance = balance.replace(" ", "")
file = str(user_number_var.get())
MoneyManager.deposit_funds(file, balance)
fo = open(file + ".txt", "rb")
fo.readline()
fo.readline()
fo.seek(12, 1)
bal = fo.readline()
bal = str(bal)
bal = bal.replace("b", "")
bal = bal.replace("r", "")
bal = bal.replace("n", "")
bal = bal.replace("\\", "")
bal = bal.replace("'", "")
bal = float(bal)
fo.close()
# Deposit funds
bal = float(bal) + float(balance)
# Update the transaction widget with the new transaction by calling account.get_transaction_string()
# Note: Configure the text widget to be state='normal' first, then delete contents, then instert new
# contents, and finally configure back to state='disabled' so it cannot be user edited.
MoneyManager.get_transaction_string(file, bal)
# Change the balance label to reflect the new balance
global y, variable
y.set("Balance : $ " + str(bal))
v = "Deposit "
MoneyManager.save_to_file(file, v, balance)
fo = open(file + ".txt", "r")
fo.readline().replace("\n", "")
fo.readline().replace("\n", "")
fo.readline().replace("\n", "")
fo.readline().replace("\n", "")
x = fo.readline()
transaction_list = x
while x:
x = fo.readline()
transaction_list = transaction_list + x
fo.close()
Textbox.delete(1.0, END)
Textbox.insert(END, transaction_list)
# Clear the amount entry
global balance_entry
balance_entry.delete(0, END)
# Update the interest graph with our new balance
plot_spending_graph()
# Catch and display exception as a 'showerror' messagebox with a title of 'Transaction Error' and the text of the exception
except:
c = Tk()
c.title('FedUni Money Manager')
l = Label(c, text='Something Went Wrong', font=("Helvetica", 16))
l.pack()
c.mainloop()