Files
2022-04-22 18:46:17 -04:00

1413 lines
66 KiB
C#

using Ophelias.Expressions;
using Ophelias.Managers;
using Ophelias.Models;
using Ophelias.Reporting;
using System.Data.SQLite;
internal class Program
{
private static string GetGuestEmail()
{
/*
* This is a function that previously resided
* within the GuestMode(), however this functionality
* has been moved out as the AdminMode() relies on it
* since this essentially is a email validation prompt.
*/
Console.Write("Specify email: ");
string Email = "";
while (!Validation.ValidateEmail(Email))
{
Email = Console.ReadLine();
if (!Validation.ValidateEmail(Email))
{
Console.Write("Please enter a valid email: ");
}
}
return Email;
}
private static void GuestMode()
{
/*
* Guest mode is meant for guests to create an account and make a reservation.
* Specifically this mode allows for guests to create an account containing their
* personal and payment information, create a reservation, manage that reservation, and/ or
* pay for that reservation.
*/
Reservation? activeReservation = null; // Holds the current reservation if one is loaded
Guest? activeGuest = null; // Holds the active guest if one logs in
void help()
{
/*
* Used to inform users on what the commands do. See
* the main while loop in GuestMode() for more details
* on what these mean.
*/
Console.WriteLine(
"Reservation Commands:\n" +
"\treservation create - Create a new reservation.\n" +
"\treservation update - Update your active reservation.\n" +
"\treservation cancel - Cancel a reservation.\n" +
"\treservation pay - Pays in full for an active reservation.\n" +
"Account Commands:\n" +
"\taccount create - Create a new guest account.\n" +
"\taccount update - Update your account information.\n" +
"\taccount login - Log into your guest account." +
"Enter Q or q to quit.\n"
);
return;
}
(string?, string?, string?) GetCreditCardInformation()
{
/*
* This function attempts to gather creditcard information.
* Since we need all three pieces, card number, expiration, and CCV
* we provide options to quit for which the information is discarded
* and null values are returned. If valid inputs are input and all
* three pieces are collected, they are returned.
*/
Console.Write("What is your credit card number: ");
string CreditCard = "";
while (!Validation.ValidateCreditCard(CreditCard))
{
CreditCard = Console.ReadLine().Trim().Replace("\t", "");
if (CreditCard == "q" || CreditCard == "Q")
{
return (null, null, null);
}
if (!Validation.ValidateCreditCard(CreditCard))
{
Console.Write("Please enter a valid credit card. If your card is expired, enter Q to cancel: ");
}
}
Console.Write("What is your credit card expiration date (MM/yy): ");
string CardExpiration = "";
while (!Validation.ValidateExpirationDate(CardExpiration))
{
CardExpiration = Console.ReadLine().Trim().Replace("\t", "");
if (CardExpiration == "q" || CardExpiration == "Q")
{
return (null, null, null);
}
if (!Validation.ValidateExpirationDate(CardExpiration))
{
Console.Write("Please enter a valid expiration date. If your card is expired, enter Q to cancel: ");
}
}
Console.Write("What is your credit card CCV: ");
string CCV = "";
while (!Validation.ValidateCCV(CCV))
{
CCV = Console.ReadLine().Trim().Replace("\t", "");
if (CCV == "q" || CCV == "Q")
{
return (null, null, null);
}
if (!Validation.ValidateCCV(CCV))
{
Console.Write("Please enter a valid credit card CCV. If your card is expired, enter Q to cancel: ");
}
}
return (CreditCard, CardExpiration, CCV);
}
(string, string) GetGuestName()
{
/*
* This function is a series of while loops that will attempt
* to collect a users first and last name, these are then returned
* to the call location.
*/
Console.Write("What is your first name: ");
string FirstName = "";
while (FirstName.Length == 0)
{
FirstName = Console.ReadLine();
if (FirstName == "")
{
Console.Write("What is your first name: ");
}
}
Console.Write("What is your last name: ");
string LastName = "";
while (LastName.Length == 0)
{
LastName = Console.ReadLine();
if (LastName == "")
{
Console.Write("What is your last name: ");
}
}
return (FirstName, LastName);
}
void GuestLogin()
{
/*
* This function will attempt to login using an email specified by
* the guest. We use email because they are designated as unique
* identifiers and no two users can have the same email. For that reason
* we use emails to login rather than collecting multiple pieces of
* information or returning a list of accounts to scroll through.
*/
Console.Write("\nEnter your email address: ");
string email = "";
while (!Validation.ValidateEmail(email))
{
/*
* This loop attepts to get a valid email. If there is no valid
* formatted email it will keep trying.
*/
email = Console.ReadLine();
if (!Validation.ValidateEmail(email))
{
Console.Write("Please enter a valid email: ");
}
}
activeGuest = Hotel.GetGuestByEmail(email);
if (activeGuest == null)
{
Console.WriteLine($"\nNo account was found with the email {email}.");
return;
}
Console.WriteLine($"\nYou have logged into {activeGuest.FirstName} {activeGuest.LastName} ({email}).");
activeReservation = Hotel.GetResByGuest(activeGuest);
}
void CreateNewGuestPrompt()
{
/*
* This prompt allows guest to create a new account using functionality that
* has been split into other functions. See those functions for details on how
* they work.
*/
activeReservation = null;
activeGuest = null;
(string FirstName, string LastName) = GetGuestName();
string Email = GetGuestEmail();
activeGuest = Hotel.GetGuestByEmail(Email);
if (activeGuest != null)
{
Console.WriteLine($"\nThere is already a guest with the email {Email}.");
return;
}
Console.Write("Would you like to enter your credit card details? (Y/n): ");
string? CreditCard = null;
string? CardExpiration = null;
string? CCV = null;
while (true)
{
string input = Console.ReadLine();
if (input.Equals("y") || input.Equals("Y"))
{
(CreditCard, CardExpiration, CCV) = GetCreditCardInformation();
break;
}
else if (input.Equals("n") || input.Equals("N"))
{
break;
}
else
{
Console.Write("Input must be Y, y or N, n: ");
}
}
activeGuest = new(FirstName, LastName, Email, CreditCard: CreditCard, Expiration: CardExpiration, CCV: CCV);
Console.Write($"You are now logged in as {FirstName} {LastName} ({Email})");
}
void UpdateGuestInformation()
{
/*
* This function allows a guest, if logged in, to update any piece of their
* personal information. This includes name, email, and creditcard information.
* For more information on how this gets set on the backend, see UpdateGuest()
* in the Guest model.
*/
if (activeGuest == null)
{
Console.WriteLine("No guest is currently logged in, please login.");
return;
}
string? NewFname = null, NewLname = null, NewEmail = null, NewCard = null, NewExpiry = null, NewCCV = null;
void SavePrompt()
{
/*
* This save prompt is just to inform users of their changes and show them
* what information gets updated. Also calls the UpdateGuest() function to
* update the database.
*/
if (NewFname == null && NewLname == null && NewEmail == null && NewCard == null && NewExpiry == null && NewCCV == null)
{
Console.WriteLine("No changes have been made.");
return;
}
string changes = "";
List<string> NewDetails = new();
if (!string.IsNullOrEmpty(NewFname))
{
NewDetails.Add($"\tFirst Name: {activeGuest.FirstName} -> {NewFname}");
activeGuest.FirstName = NewFname;
}
if (!string.IsNullOrEmpty(NewLname))
{
NewDetails.Add($"\tLast Name: {activeGuest.LastName} -> {NewLname}");
activeGuest.LastName = NewLname;
}
if (!string.IsNullOrEmpty(NewEmail))
{
NewDetails.Add($"\tEmail: {activeGuest.Email} -> {NewEmail}");
activeGuest.Email = NewEmail;
}
if (!string.IsNullOrEmpty(NewCard))
{
NewDetails.Add($"\tCredit Card: {activeGuest.CreditCard} -> {NewCard}");
activeGuest.CreditCard = NewCard;
}
if (!string.IsNullOrEmpty(NewExpiry))
{
NewDetails.Add($"\tCard Expiration Date: {activeGuest.Expiration} -> {NewExpiry}");
activeGuest.Expiration = NewExpiry;
}
if (!string.IsNullOrEmpty(NewCCV))
{
NewDetails.Add($"\tCard CCV: {activeGuest.CCV} -> {NewCCV}");
activeGuest.CCV = NewCCV;
}
if (NewDetails.Count > 0)
{
changes += string.Join("\n", NewDetails);
}
Console.WriteLine($"The following changes have been made:\n {changes}");
activeGuest.UpdateGuest(activeGuest.Id, NewFname, NewLname, NewEmail, NewCard, NewExpiry, NewCCV);
activeReservation.Guest = activeGuest;
return;
}
Console.WriteLine($"You are currently logged in as {activeGuest.FirstName} {activeGuest.LastName} ({activeGuest.Email}).\n" +
$"If this is not your account, please (Q)uit and log into your account. Changes will be recorded, but not saved\n" +
$"until you enter S.\n");
do
{
/*
* This loop traps users until the enter one of the cases which results
* in updating a piece of information, saving their changes, or discarding
* them.
*/
Console.Write("Please select the option you would like to change or enter S to save:\n" +
"1. First Name and Last Name\n" +
"2. Email Address\n" +
"3. Credit Card Information\n");
switch (Console.ReadLine())
{
case "q": return;
case "Q": return;
case "1": (NewFname, NewLname) = GetGuestName(); break;
case "2": NewEmail = GetGuestEmail(); break;
case "3": (NewCard, NewExpiry, NewCCV) = GetCreditCardInformation(); break;
case "S": SavePrompt(); return;
default: break;
}
} while (true);
}
ReservationType SelectReservation()
{
/*
* This function was broken out to allow it to be reused in multiple sections.
* It prompts a user for their selection of reservation type and that type
* is then returned. We subtract 1 from the type since we start our input
* options at 1 instead of 0 (Enums start at 0).
*/
string input = "";
Console.Write("What kind of reservation would you like to make?\n" +
"1. Conventional\n" +
"2. Prepaid\n" +
"3. 60 Day Advance\n" +
"4. Incentive\n" +
"Input a number: ");
while (true)
{
input = Console.ReadLine();
if (input == "1" || input == "2" || input == "3" || input == "4")
{
break;
}
Console.Write("Please enter either 1, 2, 3, or 4: ");
}
return (ReservationType)(Convert.ToInt32(input) - 1);
}
bool CheckReservationRestrictions(DateTime Date, ReservationType Type)
{
/*
* This function checks to see if there are reservation restrictions.
* Prepaid reservations must be made 90 days ahead of the start date
* and 60-day 60 days. This function informs the user if their reservation
* does not adhere to these constraints.
*/
if (Type == ReservationType.Prepaid)
{
if ((int)(Date - DateTime.Now).TotalDays < 90)
{
Console.WriteLine("Prepaid reservations must be made 90 days in advance.");
return false;
}
else
{
return true;
}
}
else if (Type == ReservationType.SixtyDayAdvance)
{
if ((int)(Date - DateTime.Now).TotalDays < 60)
{
Console.WriteLine("Sixty-days-in-advance reservations must be made 60 days in advance.");
return false;
}
else
{
return true;
}
}
return true;
}
(DateTime?, DateTime?) SelectDate(ReservationType Type)
{
(DateTime, DateTime) Dates()
{
string input = "";
DateTime _StartDate;
DateTime _EndDate;
Console.Write("When would you like to begin your stay.\n" +
"Your date input should be in in the following format - yyyy-MM-dd. Example: (2021-12-31)?\n" +
"Input a date (2021-12-31): ");
while (true)
{
input = Console.ReadLine();
if (DateTime.TryParse(input, out _StartDate) && _StartDate >= DateTime.Now)
{
break;
}
if (_StartDate <= DateTime.Now)
{
Console.Write("Start date cannot be before current date. Please enter a valid date (2021-12-31): ");
}
else
{
Console.Write("Please enter a valid date (2021-12-31): ");
}
}
Console.Write("When would you like to end your stay.\n" +
"Your date input should be in in the following format - yyyy-MM-dd. Example: (2021-12-31)?\n" +
"Input a date (2021-12-31): ");
while (true)
{
input = Console.ReadLine();
if (DateTime.TryParse(input, out _EndDate) && _EndDate > _StartDate)
{
break;
}
if (_EndDate < _StartDate)
{
Console.Write("End date must be after start date. Please enter a valid date (2021-12-31): ");
}
else
{
Console.Write("Please enter a valid date (2021-12-31): ");
}
}
return (_StartDate.Date, _EndDate.Date);
}
DateTime StartDate;
DateTime EndDate;
string input;
while (true)
{
bool maxCapacity = false;
(StartDate, EndDate) = Dates();
if (StartDate == null || EndDate == null)
{
(_, maxCapacity) = Hotel.AvgOccupancySpan(StartDate, EndDate);
}
if (!maxCapacity)
{
if (!CheckReservationRestrictions(StartDate, Type))
{
Console.Write("Do you want to quit? Type YES to quit and discard, enter anything or nothing to select another date range.\n" +
": ");
input = Console.ReadLine();
if (input == "YES")
{
Console.WriteLine("Aborting reservation changes.");
return (null, null);
}
}
else
{
break;
}
}
else
{
Console.WriteLine("Your reservation covers a range where we are already at max capacity, please change your reservation dates.");
}
}
return (StartDate, EndDate);
}
void CreateNewReservation()
{
/*
* Allows users with no existing reservation to make a new reservation.
* If a user is not logged in, they will not be able to register either.
* The reservation will collect all the necessary information depending
* on requirements set by the reservation. Specifically if the reservation
* is anything but 60-day-in-advance, the creditcard is required. If users
* do not want to proceed, the are free to cancel and abort the creation
* of their reservation.
*/
if (activeGuest == null)
{
Console.WriteLine("No guest is currently logged in, please login.");
return;
}
if (activeReservation != null)
{
Console.WriteLine("You currently have an active registration.");
return;
}
if (Hotel.GetBaseRate() == null)
{
Console.WriteLine("Unable to proceed with reservation due to no base rate being set. Please inform an employee.");
return;
}
string input;
ReservationType Type;
DateTime? StartDate;
DateTime? EndDate;
Type = SelectReservation();
(StartDate, EndDate) = SelectDate(Type);
if (StartDate == null || EndDate == null)
{
Console.WriteLine("Aborting reservation creation.");
return;
}
string? cc, exp, ccv;
while ((Type != ReservationType.SixtyDayAdvance &&
(activeGuest.CreditCard == null || activeGuest.Expiration == null || activeGuest.CCV == null)))
{
Console.Write("The reservation type you chose requires you to specify your credit card.\n" +
"If you are unable to provide one, enter Q to quit or hit enter to continue.\n" +
": ");
input = Console.ReadLine();
if (input == "Q")
{
return;
}
(cc,exp,ccv) = GetCreditCardInformation();
if (cc != null && exp != null && ccv != null)
activeGuest.UpdateGuest(activeGuest.Id, CreditCard: cc, Expiration: exp, CCV: ccv);
}
Console.Write($"Thank you for filling out your reservation details. Currently you have made a {Type} " +
$"reservation and are scheduled to stay from {StartDate.Value.ToString("yyyy-MM-dd")} to {EndDate.Value.ToString("yyyy-MM-dd")}." +
$"If these details are correct, enter YES to complete. To cancel your reservation enter Q.\n" +
$": ");
input = Console.ReadLine();
while (input != "YES")
{
if (input == "Q")
{
Console.WriteLine("Reservation has been deleted.");
return;
}
else
{
Console.Write("Input must be YES or Q.\n: ");
input = Console.ReadLine();
}
}
if (Type == ReservationType.Prepaid) // Creates a new reservation and set it as the active. Also pays for the reservation if the reservation type was prepaid.
{
activeReservation = new(activeGuest, Type, DateTime.Now.Date, StartDate.Value, EndDate.Value);
activeReservation.Transaction.Pay(activeReservation.Transaction.Owed, activeGuest.CreditCard);
}
else // Creates a new reservation and set it as the active.
{
activeReservation = new(activeGuest, Type, DateTime.Now.Date, StartDate.Value, EndDate.Value);
}
Console.WriteLine("Your reservation has been made.");
}
void UpdateReservation()
{
/*
* Update reservation allows guests to change their reservation at the
* cost of having to pay a new amount based on the current base rate
* with a multiplier of 110% or 1.1. If a user opts to not update
* their reservation the changes will be discarded. Furthermore the
* system prevents people from registering when the hotel is at max
* capacity for a certain date. For more details, see the SelectDate()
* function. If a user is not logged in, they will not be able to update
* their reservation.
*/
string input = "NO";
if (activeGuest == null)
{
Console.WriteLine("No guest is currently logged in, please login.");
return;
}
if (activeReservation == null)
{
Console.WriteLine("You currently do not have an active registration.");
return;
}
if (activeReservation.StartDate.Date < DateTime.Now.Date && activeReservation.CheckIn == null)
{
Console.WriteLine("Your reservation is no longer valid, it has been cancelled. You may be charged based on your reservation type.");
activeReservation.CancelReservation();
activeReservation = null;
return;
}
if (activeReservation.CheckIn != null)
{
Console.WriteLine("You can't update a reservation that has been checked in.");
return;
}
Console.Write("Your current reservation details are:\n" +
$"\tStarts on: {activeReservation.StartDate.ToString("yyyy-MM-dd")}\n" +
$"\tEnds on: {activeReservation.EndDate.ToString("yyyy-MM-dd")}\n");
DateTime? _StartDate = null, _EndDate = null;
do
{
if (input == "NO")
{
(_StartDate, _EndDate) = SelectDate(activeReservation.Type);
if (_StartDate.HasValue && _EndDate.HasValue)
{
Console.Write("Your new reservation details are:\n" +
$"\tStarts on: {activeReservation.StartDate.ToString("yyyy-MM-dd")} -> {_StartDate.Value.ToString("yyyy-MM-dd")}\n" +
$"\tEnds on: {activeReservation.EndDate.ToString("yyyy-MM-dd")} -> {_EndDate.Value.ToString("yyyy-MM-dd")}\n");
}
Console.Write("Are you done with your changes?\n" +
"Enter YES to finish and save, NO to continue editing.\n" +
": ");
}
else if (input == "Q")
{
Console.WriteLine("Your changes have been discarded.");
return;
}
else
{
Console.WriteLine("Input must be YES, NO, or Q.");
Console.Write(": ");
}
input = Console.ReadLine();
} while (input != "YES");
if (_StartDate != null && _EndDate != null)
{
activeReservation.ChangeReservationDates((DateTime)_StartDate, (DateTime)_EndDate);
Console.WriteLine("Your changes have been saved.");
}
return;
}
void CancelReservation()
{
/*
* This function will provide guests with the option to cancel their reservation
* or abort if they decide they do not want to cancel. If the reservation is cancelled,
* the reservation cancellation function CancelReservation() is called on the reservation
* and the database is updated accordingly. See CancelReservation() for more details.
* If a user is not logged in, they will not be able to cancel either.
*/
if (activeGuest == null)
{
Console.WriteLine("No guest is currently logged in, please login.");
return;
}
if (activeReservation == null)
{
Console.WriteLine("You currently do not have an active registration.");
return;
}
string input;
Console.Write("Would you like to cancel your reservation?\n" +
"You may be charged depending on your reservation.\n" +
"Enter YES to confirm or NO to exit: ");
input = Console.ReadLine();
while (input != "YES")
{
if (input == "NO")
{
Console.Write("Reservation has not been cancelled.");
return;
}
else
{
Console.Write("Your input must be YES or NO: ");
Console.ReadLine();
}
}
activeReservation.CancelReservation();
activeReservation = null;
Console.Write("Reservation has been cancelled, you may be charged based on your reservation.");
}
void PayForReservation()
{
/*
* This function allows for guests to pay for their 60-day-in-advance if they
* meet the 30-45 day before start date window. All other reservations are denied
* the ability to pay since they have specific points at which they are charged.
* If there is no creditcard information, this function will attempt to collect it
* and then update the guests information before paying for the transaction. Depending
* on various factors, the transaction may be completed or invalid. However
* since the current design is to have members pay in full, most of these cases
* should be impossible to trigger. Currently they are implemented for future changes
* or if they do trigger.
*/
if (activeGuest == null)
{
Console.WriteLine("No guest is currently logged in, please login.");
return;
}
if (activeReservation == null)
{
Console.WriteLine("You currently do not have an active registration.");
return;
}
if (ReservationType.Incentive == activeReservation.Type)
{
Console.WriteLine("Incentive reservations are paid for when you check-out.");
return;
}
else if (ReservationType.Conventional == activeReservation.Type)
{
Console.WriteLine("Conventional reservations are paid for when you check-out.");
return;
}
else if (ReservationType.Prepaid == activeReservation.Type)
{
Console.WriteLine("Prepaid reservations are paid for when you create them.");
return;
} else if (ReservationType.SixtyDayAdvance == activeReservation.Type)
{
/*
* Checks to see if the reservation has been paid for are is past the latest possible
* payment date. If it has been payed, the user will be informed, if it is past the
* payment collection date, the reservation is cancelled and user is notified.
*/
if(activeReservation.StartDate.AddDays(-30).Date < DateTime.Now.Date)
{
if (activeReservation.Transaction.Owed <= activeReservation.Transaction.AmountPaid)
{
Console.WriteLine("Your reservation has already been paid for.");
return;
}
activeReservation.CancelReservation();
Console.WriteLine("Your reservation has been cancelled because you failed to pay within the payment period.");
activeReservation = null;
return;
}
}
string? cc, exp, ccv;
cc = activeGuest.CreditCard;
exp = activeGuest.Expiration;
ccv = activeGuest.CCV;
while (true)
{
/*
* This loop traps the user until they either choose to pay or not.
* If the card details they specify are invalid at any point within the latest
* date of the payment, we choose to reject that as it theoretically could cause
* problems. In this hypothetical situation is would not but in the real world it
* might depending on the card vendor. If a user choses to abort payment, the function
* will discard any changes to that guests payment information if changes were made.
* In the case where a customers payment information is already valid, they will pay for
* the reservation in full without any prompts.
*/
if (cc == null || exp == null || ccv == null) // Trigger to get new card information
{
Console.Write("Would you like to try again and enter your payment information? (Your reservation will not be canceled)\n" +
"YES or NO: ");
while (true)
{
string input = Console.ReadLine();
if (input == "YES")
{
break;
} else if (input == "NO")
{
Console.WriteLine("Payment has been aborted.");
return;
}
else
{
Console.WriteLine("Input must be YES or NO.");
}
}
(cc, exp, ccv) = GetCreditCardInformation(); // See for more information on how input is collected.
} else if (cc != null && exp != null && ccv != null)
{
/*
* If the creditcard is not null, this section checks to see if payment can be made.
* If payment can be made the guest information is updated and an attempt to pay is made.
* The payment can result in any of the following:
*
* Successful
* Payment was made and recorded
*
* Failed
* An error occurred and the staff should be notified
*
* Attempt to pay $0 or less
* Self explanatory
*
* Missing card information
* If the card is missing payments cannot be made
*
* Already Paid
* The payment has already been paid at an earlier date
* or due to some other factor, therefore there was no need to charge.
*/
if (ReservationType.SixtyDayAdvance == activeReservation.Type && ((DateTime.Parse(exp).Date < activeReservation.StartDate.AddDays(-30).Date) && (DateTime.Parse(exp).Date < activeReservation.StartDate.AddDays(-45).Date)))
{
Console.WriteLine("Your card expires too soon. Please enter the correct expiration date if incorrect or a new card.");
cc = null;
exp = null;
ccv = null;
}
else if (ReservationType.SixtyDayAdvance == activeReservation.Type && ((DateTime.Parse(exp).Date > activeReservation.StartDate.AddDays(-30).Date) && (DateTime.Parse(exp).Date > activeReservation.StartDate.AddDays(-45).Date)))
{
if (cc != activeGuest.CreditCard && exp != activeGuest.Expiration && ccv != activeGuest.CCV)
{
activeGuest.UpdateGuest(activeGuest.Id, CreditCard: cc, Expiration: exp, CCV: ccv);
activeReservation.Guest = activeGuest;
}
PaymentStatus ps = activeReservation.Transaction.Pay(activeReservation.Transaction.Owed, activeGuest.CreditCard);
if (ps == PaymentStatus.SuccessfulPayment)
{
Console.WriteLine("Your reservation has been paid for.");
return;
} else if (ps == PaymentStatus.FailedPayment)
{
Console.WriteLine("There was an error paying for your resevation. Try again later or contact the Ophelias Oasis team.");
return;
} else if (ps == PaymentStatus.AmountCannotZero)
{
Console.WriteLine("You cannot pay $0 or less than $0.");
return;
} else if (ps == PaymentStatus.MissingCreditCard)
{
Console.WriteLine("Credit Card information is missing. Payment could not be made.");
} else if (ps == PaymentStatus.AlreadyPaid)
{
Console.WriteLine("Your reservation has already been paid for.");
return;
}
}
}
}
}
Console.Write(
"\nWelcome to the Ophelias Oasis Hotel Registration System!\n" +
"Type help to get a full list of commands or enter a command.\n" +
"Command: "
);
while (true)
{
/*
* This is the main administrator loop.
* The following are valid operations:
*
* reservation create:
* Creates a new reservation with the information specified by the guest.
* For more information see the CreateNewReservation() function.
*
* reservation update:
* Updates an existing reservation if there is one. If there is no existing
* reservation the function will immediately return. To get more information
* see the UpdateReservation() function.
*
* reservation cancel:
* Cancels a reservation. If the reservation is subject to penalties, the
* guest will be charged. For more infromation, see CancelReservation().
*
* reservation pay:
* Enables 60-day-in-advance reservees to pay for their reservations if
* they are within the valid payment window. Other reservation types will
* be blocked. For more details, see PayForReservation().
*
* account create:
* Enables guests to create a new account. See CreateNewGuestPrompt for
* more details on account creation.
*
* account update:
* Update an existing guests information, such as name, email, and
* creditcard information. For more details on how this is handled,
* see UpdateGuestInformation().
*
* account login:
* Logs into an account using a guests email if they have an account.
* For more details see GuestLogin().
*
* Q and q:
* Returns to the main loop for choosing either the Guest or Admin flow.
*/
Hotel.CheckBaseRate();
string? input = Console.ReadLine();
switch (input)
{
case "help": help(); break; // Gets help text
case "reservation create": CreateNewReservation(); break; // Allows guests to create a reservation
case "reservation update": UpdateReservation(); break; // Allows guests to update a reservation if they have one
case "reservation cancel": CancelReservation(); break; // Allows guests to cancel a reservation if they have one
case "reservation pay": PayForReservation(); break; // Allows guests with 60-day reservations to pay for it
case "account create": CreateNewGuestPrompt(); break; // Creates a new guest
case "account update": UpdateGuestInformation(); break; // Updates a guests personal and/ or payment information
case "account login": GuestLogin(); break; // Logs a guest in
case "q": return; // Quit to mode loop
case "Q": return; // Quit to mode loop
default: Console.WriteLine("Unknown command, enter help for more inforamtion."); break;
}
Console.Write("\nCommand: ");
}
}
private static void AdminMode()
{
/*
* Admin mode is meant for employees. There is no authetication or security measures
* for this class as the design specification did not include that and for the goals
* of this project, security was not to be a concern. Realistically this would be
* handled differently and securely.
*
* The pupose of this class is to provide employees with the ability to perform
* specific operations such as checking/ checking out a guest, generating
* reports that management needs to understand how the hotel is operating,
* a system to set the hotels rates, and the ability to issue penalties and/ or
* notify outstanding payments. For more details on how each of these components work,
* see the documentation within their functions.
*/
void help()
{
/*
* Help text to understand commands.
*/
Console.WriteLine(
"Report Commands:\n" +
"\tgenerate management report - Generates a daily management report on expected occupancy, room income, and incentive losses.\n" +
"\tgenerate operational report - Generates a report of daily arrivals and occupancy.\n" +
"\tgenerate accommodation bills - Generates an accommodation bill that will be handed to guests upon checkout.\n" +
"\nManagement Commands:\n" +
"\tnotify pending payments - Generates and emails 60 day advance reservations that they must pay for their reservation or it will be cancelled.\n" +
"\tissue penalties - Issues penalties for guests that are no shows.\n" +
"\tcheckin guest - Checks in a guest and assigns them a room.\n" +
"\tcheckout guest - Checks out a guest and removes their room assignment.\n" +
"\tset rate - Sets a new base rate to begin after a specified date.\n" +
"\nEnter Q or q to quit.\n"
);
return;
}
void SetFutureBaseRate()
{
/*
* Allows employees to configure a future base rate. See SetRatePrompt() for the
* details as it was broken out into a nested function.
*/
bool SetRatePrompt(DateTime? FixedDate = null)
{
/*
* This function promopts an employee with a base rate configuration prompt.
* If this is the first time configuring the base rate, in cases where one is not set,
* the default rate will be set effective immediately, otherwise the base rate prompt
* will require the employee to set the base rate sometime in the future. The accepted inputs
* are checked against the function ValidateMoney() which basically checks for how money is typically
* represented in the United States.
*/
string input;
string amount;
amount = Console.ReadLine();
if (Validation.ValidateMoney(amount))
{
Console.Write($"Is this the correct base rate {amount}?\n" +
$"Enter YES or NO: ");
input = Console.ReadLine();
while (input != "YES")
{
if (input == "NO")
{
break;
}
else
{
Console.Write("Input must be YES or NO: ");
}
input = Console.ReadLine();
}
if (input == "YES")
{
if (FixedDate != null)
{
if (Hotel.GetBaseRateByDate((DateTime)FixedDate))
{
Console.Write("There is already a base rate configured for this date.\n" +
"If you are entering a new rate because one was not configured and got this error, type YES.\n" +
"Would you like to overwrite it (YES)? If not enter anything to continue.\n" +
": ");
if (Console.ReadLine() == "YES")
{
Hotel.UpdateBaseRate(Convert.ToDouble(amount), FixedDate.Value.Date, DefaultRate: true); // Replaces the existing base rate with a new value if the date matches. Also marks as default.
return true;
}
}
else
{
Hotel.SetBaseRate(Convert.ToDouble(amount), (DateTime)FixedDate, true); // Sets the base rate as the default.
}
Console.WriteLine($"A base rate of {amount} has been set and will take effect immediately.");
}
else
{
DateTime StartDate;
Console.Write("When would you like the new rate to take effect.\n" +
"Your date input should be in in the following format - yyyy-MM-dd. Example: (2021-12-31)?\n" +
"Input a date (2021-12-31): ");
while (true)
{
input = Console.ReadLine();
if (DateTime.TryParse(input, out StartDate))
{
if (StartDate.Date <= DateTime.Now.Date)
{
Console.WriteLine("Base rate must be configured for a future night. Not the same day or past.");
}
else if (Hotel.GetBaseRateByDate(StartDate))
{
Console.Write("There is already a base rate configured for this date.\n" +
"Would you like to overwrite it (YES)? If not enter anything to continue." +
": ");
if (Console.ReadLine() == "YES")
{
Hotel.UpdateBaseRate(Convert.ToDouble(amount), StartDate.Date); // Replaces the existing base rate with a new value if the date matches.
return true;
}
}
else
{
break;
}
}
Console.Write("Please enter a valid date (2021-12-31): ");
}
Hotel.SetBaseRate(Convert.ToDouble(amount), StartDate); // Sets the base rate as a future base rate.
Console.WriteLine($"A base rate of {amount} has been set and will take effect on {DateTime.Now.Date.ToString("yyyy-MM-dd")}.");
}
return true;
}
}
else
{
Console.WriteLine("Your input was not a valid input, an example of a valid input would be 100 or 100.00.");
}
Console.Write("Enter new rate: ");
return false;
}
if (Hotel.GetBaseRate() == null)
{
// This is for the specific case where there is no configured/ default rate.
Console.Write("No base rate has been configured. " +
"You must set one for the current date.\n" +
"Enter new rate: ");
while (!SetRatePrompt(DateTime.Now.Date)) { } // Continues to loop until a base rate is successfully configured.
}
else
{
Console.Write("What is the value of the rate you would like to set.\n" +
"Enter new rate: ");
while (!SetRatePrompt()) { } // Continues to loop until a base rate is successfully configured.
}
}
void CheckIn()
{
/*
* Checks in a guest if they have an existing reservation that can be checked in.
* If not the function informs the employee that no reservation exists or no guest
* guest account could be found. This function will also assign the guest their room
* number or cancel their reservation if they attempt to check in after their start date
* as the policy calls for "no-shows" to be charged and therefore are canceled due to a
* no refund policy. Guests also cannot check in ahead of time, only on the day of.
*/
string Email = GetGuestEmail();
TimeRefs? status = Hotel.CanBeCheckedIn(Email);
Guest? g = Hotel.GetGuestByEmail(Email);
if (g == null)
{
Console.WriteLine("No guest with that email exists.");
return;
}
if (!status.HasValue)
{
Console.WriteLine("No reservation exists for this email.");
return;
}
if (status.Value == TimeRefs.OnTime)
{
int? RoomID = Hotel.CheckInGuest(Email, DateTime.Now.Date);
if (RoomID != null)
{
Console.WriteLine($"Guest has been checked in, their room number is {RoomID}.");
}
}
else if (status.Value == TimeRefs.Late)
{
Console.WriteLine("Since the reservation was not checked in on the date scheduled, it has been cancelled. The guest will be charged the \"no show\" penalty.");
Reservation? r = Hotel.GetResByGuest(g);
if (r == null)
{
throw new Exception();
}
r.CancelReservation();
}
else if (status.Value == TimeRefs.Early)
{
Console.WriteLine("Since the reservation was not checked in on the date scheduled, it has been cancelled. The guest will be charged the \"no show\" penalty.");
}
return;
}
void CheckOut()
{
/*
* Checks out a guest and charges them if they have an incentive or conventional reservation.
* For more details on how the data is manipulated, see Pay() and CheckOutGuest(). While
* there are null refs warnings here, they should never reach this point
* so we choose not to handle them.
*/
string Email = GetGuestEmail();
if (Hotel.GuestCurrentlyCheckedIn(Email))
{
Reservation r = Hotel.GetResByGuest(Hotel.GetGuestByEmail(Email));
if (r.Type == ReservationType.Incentive || r.Type == ReservationType.Conventional)
{
r.Transaction.Pay(r.Transaction.Owed, r.Guest.CreditCard);
}
Hotel.CheckOutGuest(Email, DateTime.Now.Date);
Console.WriteLine($"Guest has been checked out.");
}
else
{
Console.WriteLine($"Can't checkout a guest that hasn't been checked in.");
}
return;
}
void NotifyOutstandingPayments()
{
/*
* This function is used to notify any 60-day-in-advance reservation that they have a payment
* due. If the payment is past the number of days then the reservation is canceled. If the
* reservation is within the 30-45 day window then an email is sent out for a customer to
* pay through the payment system. For more details on how the email works, see the Email class.
*/
List<Reservation> activeSixtyRes = Hotel.GetActiveSixtyDayRes();
foreach (Reservation r in activeSixtyRes)
{
int days = (int)(r.StartDate.Date - DateTime.Now.Date).TotalDays - 30;
if (days < 0)
{
r.CancelReservation();
}
else if (days <= 15)
{
Email e = new(r.Guest.Email);
e.Send();
}
}
if (File.Exists("Emails.txt") && activeSixtyRes.Count != 0)
{
FileInfo f = new("Emails.txt");
Console.WriteLine($"Emails have been written and appended to {f.FullName}");
} else
{
Console.WriteLine("There are no emails to send.");
}
}
void GenerateManagementReports()
{
/*
* GenerateManagementReports is used to generate the following reports:
*
* - Expected Occupancy
* Reports the expected hotel occupancy and relies on GetExpectedOccupancyCount()
* for the data used in reporting. See CalculateExpectedOccupancy() for more details
* on the output.
*
* - Expected Income
* Reports the expected income for the hotel and relies on GetExpectedIncomeCount()
* for the data used in reporting. See CalculateExpectedIncome() for more details
* on the output.
*
* - Incentive Losses
* Reports the revenue lost as a result of providing incentives and relies on
* GetIncentiveTransactions() for the data used in reporting. See CalculateIncentiveLosses()
* for more details on the output.
*/
var w = Hotel.GetExpectedOccupancyCount();
Management.CalculateExpectedOccupancy(w.Item2, w.Item1);
if (File.Exists("ExpectedOccupancy.txt"))
{
FileInfo f = new("ExpectedOccupancy.txt");
Console.WriteLine($"Expected occupancy has been written and appended to {f.FullName}");
}
var x = Hotel.GetExpectedIncomeCount();
Management.CalculateExpectedIncome(x.Item1, x.Item2, x.Item3);
if (File.Exists("ExpectedIncome.txt"))
{
FileInfo f = new("ExpectedIncome.txt");
Console.WriteLine($"Expected income has been written and appended to {f.FullName}");
}
var y = Hotel.GetIncentiveTransactions();
Management.CalculateIncentiveLosses(y.Item3, y.Item1, y.Item2);
if (File.Exists("IncentiveLosses.txt"))
{
FileInfo f = new("IncentiveLosses.txt");
Console.WriteLine($"Incentive losses have been written and appended to {f.FullName}");
}
}
void GenerateAccommodationBills()
{
/*
* This generates a single report called accommodation bills. If there
* are no reservations there will be no accomodation bills to generate.
* The reservations are returned by GetDailyArrivals().
*/
List<Reservation> reservations = Hotel.GetDailyArrivals();
if (reservations.Count == 0)
{
Console.WriteLine($"No accommodation bills to generate.");
return;
}
Accommodation.GenerateAccommodationBills(reservations);
if (File.Exists("AccommodationBills.txt"))
{
FileInfo f = new("AccommodationBills.txt");
Console.WriteLine($"Accommodation bills have been written and appended to {f.FullName}");
}
}
void GenerateOperationalReports()
{
/*
* This generates two operational reports. The daily arrivals and the daily occupancy.
* The daily arrival report is generated based off list of reservations returned by
* GetDailyArrivals(). This is then passed off to the Operational reporting class
* where it writes out to DailyArrivals.txt. THe same applies to the daily occupancy
* however the GetDailyOccupancy() function is a litte more complex returning two lists,
* one with the occupancy for that day and one with rooms occupied the night before.
* If the file(s) are successfully written, the output is printed to the console for
* staff to find them.
*/
List<Reservation> reservations = Hotel.GetDailyArrivals();
if (reservations.Count == 0)
{
Console.WriteLine($"No daily arrivals to report.");
} else
{
Operational.FetchDailyArriavals(reservations);
if (File.Exists("DailyArrivals.txt"))
{
FileInfo f = new("DailyArrivals.txt");
Console.WriteLine($"Daily arrivals have been written and appended to {f.FullName}");
}
}
var x = Hotel.GetDailyOccupancy(); // Using var instead of explicity breaking out the tuple since it's simpler
if (x.Item1.Count == 0)
{
Console.WriteLine($"No daily occupancies to report.");
} else
{
Operational.FetchDailyOccupancy(x.Item1, x.Item2);
if (File.Exists("DailyOccupancy.txt"))
{
FileInfo f = new("DailyOccupancy.txt");
Console.WriteLine($"Daily occupancy has been written and appended to {f.FullName}");
}
}
}
void IssuePenalties()
{
/*
* Iterates over a list of reservations returned by GetPastDueReservations(),
* a function of the Hotel class. Since all the reservations returned are known
* to be past due, the cancellation function is called and the reservation is
* canceled and charged if applicable.
*/
List<Reservation> reservations = Hotel.GetPastDueReservations();
foreach (Reservation reservation in reservations)
{
reservation.CancelReservation();
}
Console.WriteLine("Penalties have been issued.");
}
Console.Write(
"\nWelcome to the Ophelias Oasis Hotel Management System!\n" +
"Type help to get a full list of commands or enter a command.\n" +
"Command: ");
while (true)
{
/*
* This is the main administrator loop.
* The following are valid operations:
*
* generate management report:
* Generates a series of report detailing the expected occupancy, expected room income,
* and the losses incurred due to incentive reservations. For more information see the
* GenerateManagementReport() function.
*
* generate operational report:
* Generates a series of reports detailing the daily arrivals and daily occupancy.
* For more information see the GenerateOperationalReports() function.
*
* generate accommodation bills:
* Generates the accommodation bills for reservations arriving that day. These will
* be handed out upon checkout (No process for this since there is no printer
* connected to this application). For more information see the GenerateAccommodationBills()
* function.
*
* notify pending payments:
* Generates an email for any outstanding payments within the payment window for
* 60-day-in-advance reservations. For more information see the NotifyOutstandingPayments()
* function.
*
* issue penalties:
* Issues penalties to reservations that end up as "no-show". Furthermore, it will
* also charge them if applicable. This is mostly just to pick up any reservations
* that are not canceled by users or canceled as a result of attempting to checkin
* or pay for a reservation that would be market as "no-show". For more information
* see the IssuePenalties() function.
*
* checkin guest:
* Checks in the guest and assigns them a room number. For more information see the
* CheckIn() function.
*
* checkout guest:
* Checks a guest out and marks their reservation as ended. The room number is
* not removed for historical purposes. For more information see the CheckOut()
* function.
*
* set rate:
* Set rate allows employees to set a specific rate for a specific day. This
* rate takes effect on the date set. For more information see the SetFutureBaseRate()
* function.
*
* backup:
* Creates a backup to be saved in an off-site storage facility.
*
* Q or Q:
* Returns to the main loop for choosing either the Guest or Admin flow.
*/
Hotel.CheckBaseRate();
string? input = Console.ReadLine();
switch (input)
{
case "help": help(); break; // Gets help text
case "generate management report": GenerateManagementReports(); break; // Generates management reports and outputs to text files
case "generate operational report": GenerateOperationalReports(); break; // Generates operational reports and outputs to text files
case "generate accommodation bills": GenerateAccommodationBills(); break; // Generates accommodation bills and outputs to a text file
case "notify pending payments": NotifyOutstandingPayments(); break; // Generates an email and outputs to a text file
case "issue penalties": IssuePenalties(); break; // Cancels "no-show" reservations and charges their accounts
case "checkin guest": CheckIn(); break; // Checks a guest in and assigns a room
case "checkout guest": CheckOut(); break; // Checks out a guest and marks their reservation as ended
case "set rate": SetFutureBaseRate(); break; // Allows employees to configure base rates
case "backup":
Directory.CreateDirectory("offsite-storage");
File.Copy("database.sqlite3", "offsite-storage\\database.sqlite3.bak", true);
Console.WriteLine("Backup was created. Move this to offsite storage facility.");
if (File.Exists("offsite-storage\\database.sqlite3.bak"))
{
FileInfo f = new("offsite-storage\\database.sqlite3.bak");
Console.WriteLine($"Database has been backed up to {f.FullName}");
}
break; // Create a backup
case "Q": return; // Quit to mode loop
case "q": return; // Quit to mode loop
default: Console.WriteLine("Unknown command, enter help for more inforamtion."); break;
}
Console.Write("\nCommand: ");
}
}
private static void Main()
{
if (!File.Exists("database.sqlite3") || new FileInfo("database.sqlite3").Length == 0)
{
/*
* Checks to see if the databse is created. If the database file is missing, that means
* it has not been initialized. Upon the initialization process, the tables are created
* and the rooms table is populated with 45 rooms. This is a preconfigured value within
* the InitializeRoomsTable() function since there was no requirement to make this configurable.
*/
SQLiteConnection.CreateFile("database.sqlite3");
using Database Manager = new();
Manager.InitializeTables();
Manager.InitializeRoomsTable();
}
if (!Hotel.CheckBaseRate())
{
// Checks to see if the base rate is configured, if not a warning will be shown.
Console.WriteLine("No base rate is configured. As a result reservations cannot be made until one is configured.");
}
bool run = true;
while (run)
{
// Main loop for checking if the person is a customer or employee.
Console.Write(
"Are you an employee or customer?\n" +
"1. Employee\n" +
"2. Customer/ Guest\n" +
": "
);
switch (Console.ReadLine().ToUpper()) // Using .ToUpper() to support "q" without having to write a case for it.
{
case "1": AdminMode(); break; // Enter employee (administrative) mode
case "2": GuestMode(); break; // Enter guest (customer) mode
case "Q": run = false; break; // Quit
default: Console.WriteLine("You must either specify 1 for Employee, 2 for Customer/ Guest, or Q to quit.\n\n"); break;
}
}
Console.WriteLine("Shutting system down.");
}
}