# Chapter4Main.py
# main runtime page 108

'''
3 methods to import a Module
import ModuleName -> The module name is the filename without the extension (.py, .ipynb, ...)
from ModuleName import ObjectName -> from Chapter4Modules import customerInfo
import ModuleName as Namespace/alias -> import Chapter4Modules as c4m
'''
# imports top file -> as long as they are imported before you call them
import Chapter4Modules as c4m

def main():
    print("This would be the main function for our program")
    # we will still need to call in order 

    # Still going to have structural objects in main
    first_name = input("Enter your first name: ")
    last_name = input("Enter your last name: ")

    newFullNameVar = c4m.customerInfo(first_name, last_name)
    # new variable = return value from function
    print(f"Contact Full Name: {newFullNameVar}")

    # collect the ccInfo from the user
    ccNum = input("Enter CC Num: ")
    ccExp = input("Enter CC Exp: ")
    ccCVC = input("Enter Security Code: ")
    cartTotal = 5050.25

    # print the approve or decline return
    returnCode, amount = c4m.ccInfo(ccNum,ccExp,ccCVC,cartTotal)
    # formattedAmount = round(amount,2)

    # formattedAmountOption2 = "{:.2f}".format(amount)

    resultA = f"You have been {returnCode} for ${amount:.2f}."
    resultD = f"You have been {returnCode}. You are over your credit limit by ${amount:.2f}"

    if returnCode == "Approved":
        print(resultA)
    elif returnCode == "Declined":
        print(resultD)
    else: # Excecption to our expected returns
        print("An error occurred while processing your credit card, please try again later.")

if __name__ == "__main__":
    print("Application is initializing...")
    main()

'''
main -> visible object<var,attr,...>
_main -> hidden object, we have to access the obj in a "special way"
__name -> objects that are defined as attributes aka meta data objects
'''


# EOF Chapter4Main.py