def login():
'''
Authenticates a user against the user database
And logs the user in
'''
clear()
print("\nBANK ACCOUNT LOGIN PROCESS")
print("***************************")
print("Please provide your login details below.")
try:
account_number = input("\n\nEnter your account number: ")
password = input("Enter your password: "******"\n\nWrong account number or password!!!")
try:
response = input(
"Press Enter to try again, 1+Enter to create a new account or 0+Enter to Exit: "
)
except:
error_response(login)
if response == "0":
exit()
elif response == "1":
signup()
else:
login()
def withdraw(client):
'''
Takes in a client, prompts them for an amount to withdraw
and updates their account balance with the amount withdrawn
'''
clear()
print("\nWITHDRAW SUB-MENU")
print("*****************")
print(f"Your account balance is ${client.get_balance():,.2f}")
try:
amount = float(input("\n\nPlease enter the amount to withdraw: "))
except:
error_response(withdraw, client)
response = client.withdraw(amount)
if response['success']:
print(f"Successfully withdrawn ${amount:,.2f}")
print(f"Your new account balance is ${response['balance']:,.2f}")
input("\n\nPress Enter to proceed: ")
user_menu(client)
else:
print(f"Error: {response['error']}!!!")
input("\n\nPress Enter to proceed: ")
withdraw(client)
def deposit(client):
'''
Takes in a client, prompts them for an amount to deposit
and updates their account balance with the amount deposited
'''
clear()
print("\nDEPOSIT SUB-MENU")
print("*****************")
print(f"Your account balance is ${client.get_balance():,.2f}")
try:
amount = float(input("\n\nPlease enter the amount to deposit: "))
except:
error_response(deposit, client)
response = client.deposit(amount)
if response['success']:
print(f"Successfully deposited ${amount:,.2f}")
print(f"Your new account balance is ${response['balance']:,.2f}")
input("\n\nPress Enter to proceed: ")
user_menu(client)
else:
print(f"Error: {response['error']}!!!")
input("\n\nPress Enter to proceed: ")
deposit(client)
def user_menu(client):
'''
Displays user menu and prompts user
to select a menu item
'''
clear()
print("\nUSER ACCOUNT MENU")
print("******************")
print("\n1. DEPOSIT FUNDS")
print("2. WITHDRAW FUNDS")
print("3. MANAGE ACCOUNT DETAILS")
print("4. MANAGE COMPLAINTS")
print("5. EXIT")
try:
response = int(input("\n\nPlease select an option to proceed: "))
except:
error_response(user_menu)
if response == 1:
deposit(client)
elif response == 2:
withdraw(client)
elif response == 3:
manage_account(client)
elif response == 4:
manage_complaint(client)
elif response == 5:
exit()
else:
print("\n\nInvalid option selected. Enter number from 1 to 5")
input("Press Enter to continue: ")
user_menu()
def init():
'''
Serves as the landing page for the app
Displaying the Welcome greeting to the user
'''
clear()
print("\nBANKING MENU OPTIONS")
print("********************")
print("For your self-service menu, we have the following options:")
print("\n1. SIGNUP (If you are new and have no Account)")
print("2. LOGIN (If you already have an Account)")
print("3. EXIT (To exit the system)")
try:
response = int(input("\n\nPlease select an option to proceed: "))
except:
error_response(init)
if response == 1:
signup()
elif response == 2:
login()
elif response == 3:
exit()
else:
print("You have entered an invalid input. Valid options are 1, 2 or 3")
input("\n\nPlease press Enter to proceed: ")
init()
def signup():
'''
Creates a client account and adds it to the client list
Then invokes the login sequence
'''
clear()
print("\nBANK ACCOUNT CREATION PROCESS")
print("******************************")
print("Please provide your account details below.")
try:
firstname = input("\n\nEnter your first name: ")
lastname = input("Enter your last name: ")
email = input("Enter your email address: ")
password = input("Enter your password: "******"\n\nCongratulations!! Your Account has been successfully created.")
print(
f"Your account number is {userid}. Please note it down since it is used for login"
)
response = input(
"\n\nPress Enter to proceed and login or 0+Enter to Exit: ")
if response == "0": exit()
login()