# Chapter8Main.py

# imports
from Chapter8Modules import filename,write_to_csv,read_from_csv

# globals -> variables that will be used in the scope of this file

# main() function
def main():
    # pass
    # Chapter 8 try/except with optional finally keyword
    try: # try running this line of code -> pass<next line of code> or fail<except keyword>
        print("Welcome to our order system.")

        # use a while keyword to enter order information
        while True: # in this loop we will ask the user if they want to continue<True>yes or break<False>!yes
            ## orderID: int
            ## orderTotal: float
            ## orderProcessed:str -> Yes/No
            ## ccApproved: str Approved/Declined
            orderID = int(input("Enter Order ID as int: "))
            orderTotal = float(input("Enter Order Amount: "))
            orderProcessed = input("Has the order been processed for shipping: (Yes/No) ").title().strip()
            ccApproved = input("Approved or Declined: ").title().strip()

            write_to_csv(orderID, orderTotal, orderProcessed, ccApproved)

            # Ask the user if they want to add another or are they done
            runAgain = input("Do you want to add another order? (Yes/No) ").title().strip()
            if runAgain != "Yes": # YES, yes, YeS,...
                break
            
        # read all the current orders from the orders.csv file
        read_from_csv()

    except Exception as error:
        print(f"{error}")

    finally: # run always -> Exit Code 0 Pass and Exit Code 1 Fail
        # optional keyword but highly recommended
        print("Thank you.")

        # close streams, garbage collection<memory mgmt>, any final tasks that need to be done no matter what happens

# main statement
if __name__ == "__main__":
    main()