WIP: Adds several core models needed for functionality #24

Merged
yan-wah merged 10 commits from models into main 2022-04-16 04:48:19 -04:00
8 changed files with 395 additions and 30 deletions
Showing only changes of commit 349589674f - Show all commits

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using System.Data.SQLite;
using Ophelias.Models;
namespace Ophelias.Managers
{
internal class DatabaseManager : IDisposable
{
internal SQLiteConnection con = new SQLiteConnection("OpheliasOasis.sqlite");
internal SQLiteCommand? cur;
internal DatabaseManager()
{
cur = new SQLiteCommand(con);
}
internal void Connect()
{
con.Open();
}
internal void Close()
{
con.Close();
con.Dispose();
}
internal void InitializeTables()
{
if (cur == null)
return;
string tableCommands =
@"CREATE TABLE IF NOT EXISTS [transactions] (
[ID] INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
[Rate] INTEGER NOT NULL,
[Owed] INTEGER NOT NULL,
[Penalty] INTEGER NULL,
[Multiplier] INTEGER NOT NULL,
[RefundAmount] INTEGER NOT NULL,
[IsLate] BOOLEAN NOT NULL CHECK ([IsLate] IN (0,1)),
[PaidOff] BOOLEAN NOT NULL CHECK ([PaidOff] IN (0,1)),
[PayBy] TEXT NOT NULL,
[PaidOn] TEXT NULL);
CREATE TABLE IF NOT EXISTS [reservations] (
[ID] INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
[RoomID] INTEGER NOT NULL,
[GuestID] INTEGER NOT NULL,
[TransactionID] INTEGER NOT NULL,
[IsNoShow] BOOLEAN NOT NULL CHECK ([IsNoShow] IN (0,1)),
[Type] INTEGER NOT NULL CHECK ([Type] IN (0,1,2,3)),
[Status] INTEGER NOT NULL CHECK ([Status] IN (0,1,2,3)),
[CreationDate] TEXT NOT NULL,
[StartDate] TEXT NOT NULL,
[EndDate] TEXT NOT NULL,
[CheckIn] TEXT NOT NULL,
[CheckOut] TEXT NOT NULL,
[DateChanged] TEXT NOT NULL,
FOREIGN KEY ([RoomID]) REFERENCES ROOMS(ID),
FOREIGN KEY ([GuestID]) REFERENCES GUESTS(ID),
FOREIGN KEY ([TransactionID]) REFERENCES TRANSACTIONS(ID));
CREATE TABLE IF NOT EXISTS [guests] (
[ID] INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
[Fname] TEXT NOT NULL,
[Lname] TEXT NOT NULL,
[Email] TEXT NULL,
[Phone] TEXT NULL,
[CreditCard] TEXT NULL,
[CCV] TEXT NULL,
[CCExpiration] TEXT NULL);
CREATE TABLE IF NOT EXISTS [rooms] (
[ID] INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT);
CREATE TABLE IF NOT EXISTS [rates] (
[ID] INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
[Rate] INTEGER NOT NULL,
[DateSet] TEXT NOT NULL);";
cur.CommandText = tableCommands;
cur.ExecuteNonQuery();
}
internal void InitializeRoomsTable()
{
if (cur == null)
return;
// Initialize Rooms
for (int i = 1; i < 46; i++)
{
cur.CommandText = $"INSERT INTO ROOMS (ID) VALUES ({i});";
cur.ExecuteNonQuery();
}
}
public void Dispose()
{
Close();
}
}
internal static class DatabaseFunctions
{
internal static int GetLastId(SQLiteCommand cmd, string tableName)
{
if (cmd == null)
throw new NotImplementedException();
cmd.CommandText = $"SELECT SEQ FROM sqlite_sequence WHERE name=\"{tableName}\";";
cmd.ExecuteNonQuery();
using (SQLiteDataReader reader = cmd.ExecuteReader())
{
reader.Read();
return reader.GetInt32(0);
}
}
internal static int GetThirtyDayOccupancy(SQLiteCommand cmd, DateTime start)
{
if (cmd == null)
throw new NotImplementedException();
cmd.CommandText = $@"SELECT COUNT(*)
FROM reservations
WHERE StartDate => date({start.ToString("yyyy-MM-dd")}) AND EndDate <= date({start.AddDays(30).ToString("yyyy-MM-dd")});";
cmd.ExecuteNonQuery();
int thirtyDayOcc;
using (SQLiteDataReader reader = cmd.ExecuteReader())
{
reader.Read();
thirtyDayOcc = reader.GetInt32(0);
}
return thirtyDayOcc;
}
}
internal static class QueryBuilder
{
internal static string? UpdateTransaction(int id,
double? rate = null, double? owed = null, double? penalty = null,
double? multiplier = null, double? refund = null, bool? isLate = null,
bool? paidOff = null, DateTime? paidBy = null, DateTime? paidOn = null)
{
List<string> queryComponents = new List<string>();
string query = "UPDATE transactions SET";
if (rate.HasValue)
queryComponents.Add($"Rate = {rate}");
if (owed.HasValue)
queryComponents.Add($"Owed = {owed}");
if (penalty.HasValue)
queryComponents.Add($"Penalty = {penalty}");
if (multiplier.HasValue)
queryComponents.Add($"Multiplier = {multiplier}");
if (refund.HasValue)
queryComponents.Add($"Refund = {refund}");
if (isLate.HasValue)
queryComponents.Add($"IsLate = {Convert.ToInt32(isLate)}");
if (paidOff.HasValue)
queryComponents.Add($"PaidOff = {Convert.ToInt32(paidOff)}");
if (paidBy.HasValue)
queryComponents.Add($"PaidBy = {paidBy.Value.ToString("yyyy-MM-dd")}");
if (paidOn.HasValue)
queryComponents.Add($"PaidOn = {paidOn.Value.ToString("yyyy-MM-dd")}");
if (queryComponents.Count == 0)
query += " " + string.Join(", ", queryComponents) + " " + $"WHERE ID = {id};";
else
return null;
return query;
}
internal static string? UpdateReservation(int id,
int? roomid = null, int? guestid = null, int? transactionid = null, bool? isnoshow = null, ReservationType? type = null,
ReservationStatus? status = null, DateTime? creationdate = null, DateTime? startdate = null, DateTime? enddate = null,
DateTime? checkin = null, DateTime? checkout = null, DateTime? datechanged = null)
{
List<string> queryComponents = new List<string>();
string query = "UPDATE reservations SET";
if (roomid.HasValue)
queryComponents.Add($"RoomID = {roomid}");
if (guestid.HasValue)
queryComponents.Add($"GuestID = {guestid}");
if (transactionid.HasValue)
queryComponents.Add($"TransactionID = {transactionid}");
if (isnoshow.HasValue)
queryComponents.Add($"IsNoShow = {Convert.ToInt32(isnoshow)}");
if (type.HasValue)
queryComponents.Add($"Type = {(int)type}");
if (status.HasValue)
queryComponents.Add($"Type = {(int)status}");
if (creationdate.HasValue)
queryComponents.Add($"CreationDate = {creationdate.Value.ToString("yyyy-MM-dd")}");
if (startdate.HasValue)
queryComponents.Add($"StartDate = {startdate.Value.ToString("yyyy-MM-dd")}");
if (enddate.HasValue)
queryComponents.Add($"EndDate = {enddate.Value.ToString("yyyy-MM-dd")}");
if (checkin.HasValue)
queryComponents.Add($"CheckIn = {checkin.Value.ToString("yyyy-MM-dd")}");
if (checkout.HasValue)
queryComponents.Add($"CheckOut = {checkout.Value.ToString("yyyy-MM-dd")}");
if (datechanged.HasValue)
queryComponents.Add($"CheckOut = {datechanged.Value.ToString("yyyy-MM-dd")}");
if (queryComponents.Count == 0)
query += " " + string.Join(", ", queryComponents) + " " + $"WHERE ID = {id};";
else
return null;
return query;
}
}
}

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Ophelias.Managers;
using Ophelias.Models;
using System.Data.SQLite;
namespace Ophelias.Managers
{
internal class ReservationTableManager
{
DatabaseManager dbManager;
SQLiteCommand? cur;
internal ReservationTableManager(DatabaseManager manager)
{
dbManager = manager;
cur = manager.cur;
}
internal void ChangeReservationDates(Reservation r, DateTime start, DateTime end)
{
string? query = QueryBuilder.UpdateReservation(id: r.Id, startdate: start, enddate: end, datechanged: DateTime.Now);
if (query == null)
throw new NotImplementedException();
query += QueryBuilder.UpdateTransaction(id: r.TransactionId, multiplier: 1.1);
QueryBuilder.UpdateTransaction(r.TransactionId);
}
}
}

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@@ -0,0 +1,22 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Ophelias.Managers;
using Ophelias.Models;
using System.Data.SQLite;
namespace Ophelias.Managers
{
internal class TransactionTableManager
{
DatabaseManager dbManager;
SQLiteCommand? cur;
internal TransactionTableManager(DatabaseManager manager)
{
dbManager = manager;
cur = manager.cur;
}
}
}

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@@ -4,6 +4,7 @@ using System.Linq;
using System.Text; using System.Text;
using System.Threading.Tasks; using System.Threading.Tasks;
using Ophelias.Models; using Ophelias.Models;
using System.Net.Mail;
namespace Ophelias.Models namespace Ophelias.Models
{ {

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@@ -1,9 +1,4 @@
using System; using Ophelias.Models;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Ophelias.Models;
namespace Ophelias.Models namespace Ophelias.Models
{ {
@@ -58,6 +53,7 @@ namespace Ophelias.Models
{ {
Status = ReservationStatus.Cancelled; Status = ReservationStatus.Cancelled;
t.Penalize(this); t.Penalize(this);
} }
} }
internal enum ReservationStatus internal enum ReservationStatus

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@@ -4,6 +4,7 @@ using System.Linq;
using System.Text; using System.Text;
using System.Threading.Tasks; using System.Threading.Tasks;
using Ophelias.Models; using Ophelias.Models;
using Ophelias.Managers;
namespace Ophelias.Models namespace Ophelias.Models
{ {
@@ -11,20 +12,17 @@ namespace Ophelias.Models
{ {
private double PenaltyMultipler = 1.1; private double PenaltyMultipler = 1.1;
internal int Id; internal int Id { get; set; }
internal double Rate { get; set; }
internal double Rate; internal double Paid { get; set; }
internal double Paid; internal double Owed { get; set; }
internal double Owed; internal double? Penalty { get; set; }
internal double? Penalty; internal double Multiplier { get; set; }
internal double? Multiplier; internal double RefundAmount { get; set; }
internal double RefundAmount; internal bool? Late { get; set; }
internal bool PaidOff { get; set; }
internal bool? Late; internal DateTime PayBy { get; set; }
internal bool PaidOff; internal DateTime PaidOn { get; set; }
internal DateTime PayBy;
internal DateTime PaidOn;
internal Transaction(int id, Reservation r, DateTime payby) internal Transaction(int id, Reservation r, DateTime payby)
{ {
@@ -155,6 +153,30 @@ namespace Ophelias.Models
} }
} }
} }
internal static class TransactionFees
{
static double ConventionalFee = 1.0;
static double PrepaidFee = 0.75;
static double IncentiveFee = OccupancyIncentive();
static double SixtyDayFee = 0.85;
private static double OccupancyIncentive()
{
int thirtyDayOcc;
using (DatabaseManager dbm = new DatabaseManager())
{
if (dbm.cur == null)
throw new NotImplementedException();
thirtyDayOcc = DatabaseFunctions.GetThirtyDayOccupancy(dbm.cur, DateTime.Now);
}
if ((double)(thirtyDayOcc / 45.0) <= 0.6)
return 0.80;
return 1.0;
}
}
internal class TransactionList internal class TransactionList
{ {
internal List<Transaction> Transactions; internal List<Transaction> Transactions;

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@@ -1,18 +1,92 @@
using Reservations using Ophelias.Models;
using Ophelias.Managers;
using System.Data.SQLite;
class Program class Program
{ {
Reservation CreateReservation() private static void GuestMode()
{ {
GuestInformation guestInformation = new GuestInformation(); Reservation? activeReservation = null;
Console.WriteLine Guest? activeGuest = null;
Console.ReadLine() TransactionTableManager tx = new TransactionTableManager(null);
tx.UpdateTransactionInfo(1);
void help()
{
Console.WriteLine(
"Reservation Commands:\n" +
"\treservation create\n" +
"\treservation update\n" +
"\treservation cancel\n" +
"Account Commands:" +
"\taccount create\n" +
"\taccount update\n" +
"Enter Q to quit.\n"
);
return;
}
void CreateNewReservation()
{
Reservation newReservation;
}
while(true)
{
Console.WriteLine(
"Welcome to the Ophelias Oasis Hotel Registration System!\n" +
"Type help to get a full list of commands or enter a command.\n" +
"Command: "
);
string? input = Console.ReadLine();
switch(input)
{
case "help": help(); break;
case "reservation create": break;
case "reservation update": break;
case "reservation cancel": break;
case "account update": break;
case "q": return;
default: Console.WriteLine("Unknown command, enter help for more inforamtion."); break;
}
}
}
private void AdminMode()
{
void help()
{
Console.WriteLine(
"Report Commands:\n" +
"\treservation create\n" +
"\treservation update\n" +
"\treservation cancel\n" +
"Account Commands:" +
"\taccount create\n" +
"\taccount update\n" +
"Enter Q to quit.\n"
);
return;
}
} }
static void Main() static void Main()
{
SQLiteConnection.CreateFile("OpheliasOasis.sqlite");
bool run = true;
while (run)
{ {
Console.WriteLine( Console.WriteLine(
"Are you an employee or customer?\n" +
"1. Employee\n" + "1. Employee\n" +
"2. Customer\n" + "2. Customer/ Guest"
"Are you an employee or customer?: "
); );
switch(Console.ReadLine().ToUpper())
{
case "1": break;
case "2": GuestMode(); break;
case "Q": run = false; break;
default: Console.WriteLine("You must either specify 1 for Employee, 2 for Customer/ Guest, or Q to quit.\n\n"); break;
}
}
} }
} }