internal bool PrepareTransaction(string childID, string guardianID) { TransactionDB transDB = new TransactionDB(); string[] transaction = transDB.FindTransaction(this.allowanceID); if (transaction == null || this.allowanceID == null) { WPFMessageBox.Show("Unable to check out child. Please log out then try again."); return(false); } this.eventName = transaction[1]; string transactionDate = transaction[3]; string checkInTime = transaction[4]; checkInTime = Convert.ToDateTime(checkInTime).ToString("HH:mm:ss"); string checkOutTime = DateTime.Now.ToString("HH:mm:ss"); double eventFee = FindEventFee(guardianID, eventName); this.lateTime = settings.CheckIfPastClosing(DateTime.Now.DayOfWeek.ToString(), TimeSpan.Parse(checkOutTime)); eventFee = CalculateTransaction(checkInTime, checkOutTime, eventName, eventFee); string eventFeeRounded = eventFee.ToString("f2"); db.CheckOut(DateTime.Now.ToString("HH:mm:ss"), eventFeeRounded, this.allowanceID); CompleteTransaction(eventFee, this.eventName, DateTime.Now.ToString("yyyy-MM-dd")); return(true); }