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Basic announcements added

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This commit is contained in:
Dimitar Byalkov
2023-04-10 22:09:26 +02:00
parent 3eabc9c64d
commit 754cc5bfff
16 changed files with 670 additions and 80 deletions
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30
StudentHouseDashboard/HouseData/Managers/AnnouncementManager.cs
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@@ -1,5 +1,8 @@
using System;
using StudentHouseDashboard.Models;
using StudentHouseDashboard.Repositories;
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
@@ -8,5 +11,30 @@ namespace StudentHouseDashboard.Managers
{
public class AnnouncementManager
{
private AnnouncementRepository announcementRepository;
public AnnouncementManager()
{
announcementRepository = new AnnouncementRepository();
}
public List<Announcement> GetAllAnnouncements()
{
return announcementRepository.GetAllAnnouncements();
}
public List<Announcement> GetAnnouncementsByPage(int? p, int? c)
{
return announcementRepository.GetAnnouncementsByPage(p, c);
}
public bool CreateAnnouncement(string title, string description, User author, DateTime publishDate, bool isImportant, bool isSticky)
{
return announcementRepository.CreateAnnouncement(title, description, author, publishDate, isImportant, isSticky);
}
public bool UpdateAnnouncement(int id, string title, string description, User author, DateTime publishDate, bool isImportant, bool isSticky)
{
return announcementRepository.UpdateAnnouncement(id, title, description, author, publishDate, isImportant, isSticky);
}
public bool DeleteAnnouncement(int id)
{
return announcementRepository.DeleteAnnouncement(id);
}
}
}

4
StudentHouseDashboard/HouseData/Models/Announcement.cs
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@@ -37,5 +37,9 @@ namespace StudentHouseDashboard.Models
{
throw new NotImplementedException();
}
public override string ToString()
{
return $"{Title} ({PublishDate.ToString("g")} - {Author.Name})";
}
}
}

80
StudentHouseDashboard/HouseData/Repositories/AnnouncementRepository.cs
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@@ -11,27 +11,12 @@ namespace StudentHouseDashboard.Repositories
{
public class AnnouncementRepository
{
private string connectionString = "Server=mssqlstud.fhict.local;Database=dbi509645;User Id=dbi509645;Password=sNPNBm*BX!6z8RM;";
public AnnouncementRepository() { }
private SqlConnection CreateConnection()
{
SqlConnection connection = new SqlConnection(connectionString);
try
{
connection.Open();
}
catch (Exception)
{
Console.WriteLine("Database connection error. Are you connected to the VDI VPN?");
}
return connection;
}
public List<Announcement> GetAllAnnouncements()
{
List<Announcement> announcements = new List<Announcement>();
UserManager userManager = new UserManager();
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "SELECT * FROM Announcements;";
SqlCommand cmd = new SqlCommand(sql, conn);
@@ -62,7 +47,7 @@ namespace StudentHouseDashboard.Repositories
{
p = 0;
}
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "SELECT * FROM Announcements ORDER BY ID OFFSET @start ROWS FETCH NEXT @count ROWS ONLY;";
SqlCommand sqlCommand = new SqlCommand(sql, conn);
@@ -81,5 +66,66 @@ namespace StudentHouseDashboard.Repositories
}
return announcements;
}
public bool CreateAnnouncement(string title, string description, User author, DateTime publishDate, bool isImportant, bool isSticky)
{
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "INSERT INTO Announcements (Author, Description, Title, PublishDate, IsImportant, IsSticky) VALUES (@author, @desc, @title, @date, @important, @sticky);";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@author", author.ID);
cmd.Parameters.AddWithValue("@desc", description);
cmd.Parameters.AddWithValue("@title", title);
cmd.Parameters.AddWithValue("@date", publishDate);
cmd.Parameters.AddWithValue("@important", isImportant);
cmd.Parameters.AddWithValue("@sticky", isSticky);
int writer = cmd.ExecuteNonQuery();
if (writer == 1)
{
return true;
}
else return false;
}
}
public bool UpdateAnnouncement(int id, string title, string description, User author, DateTime publishDate, bool isImportant, bool isSticky)
{
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "UPDATE Announcements " +
"SET Author = @author, Description = @desc, Title = @title, PublishDate = @date, IsImportant = @important, IsSticky = @sticky " +
"WHERE Id = @id;";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@author", author.ID);
cmd.Parameters.AddWithValue("@desc", description);
cmd.Parameters.AddWithValue("@title", title);
cmd.Parameters.AddWithValue("@date", publishDate);
cmd.Parameters.AddWithValue("@important", isImportant);
cmd.Parameters.AddWithValue("@sticky", isSticky);
cmd.Parameters.AddWithValue("@id", id);
int writer = cmd.ExecuteNonQuery();
if (writer == 1)
{
return true;
}
else return false;
}
}
public bool DeleteAnnouncement(int id)
{
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "DELETE FROM Announcements WHERE Id = @id;";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@id", id);
int writer = cmd.ExecuteNonQuery();
if (writer == 1)
{
return true;
}
else return false;
}
}
}
}

28
StudentHouseDashboard/HouseData/Repositories/SqlConnectionHelper.cs Normal file
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@@ -0,0 +1,28 @@
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace StudentHouseDashboard.Repositories
{
public static class SqlConnectionHelper
{
private static string connectionString = "Server=mssqlstud.fhict.local;Database=dbi509645;User Id=dbi509645;Password=sNPNBm*BX!6z8RM;";
public static SqlConnection CreateConnection()
{
SqlConnection connection = new SqlConnection(connectionString);
try
{
connection.Open();
}
catch (Exception)
{
Console.WriteLine("Database connection error. Are you connected to the VDI VPN?");
}
return connection;
}
}
}

29
StudentHouseDashboard/HouseData/Repositories/UserRepository.cs
View File

@@ -12,28 +12,12 @@ namespace StudentHouseDashboard.Repositories
{
public class UserRepository
{
private string connectionString = "Server=mssqlstud.fhict.local;Database=dbi509645;User Id=dbi509645;Password=sNPNBm*BX!6z8RM;";
public UserRepository() { }
private SqlConnection CreateConnection()
{
SqlConnection connection = new SqlConnection(connectionString);
try
{
connection.Open();
}
catch (Exception)
{
Console.WriteLine("Database connection error. Are you connected to the VDI VPN?");
}
return connection;
}
public List<User> GetAllUsers()
{
var users = new List<User>();
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "SELECT * FROM Users;";
SqlCommand cmd = new SqlCommand(sql, conn);
@@ -54,7 +38,7 @@ namespace StudentHouseDashboard.Repositories
}
public User GetUserById(int id)
{
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "SELECT * FROM Users WHERE ID = @id;";
SqlCommand cmd = new SqlCommand(sql, conn);
@@ -81,7 +65,7 @@ namespace StudentHouseDashboard.Repositories
{
p = 0;
}
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "SELECT * FROM Users ORDER BY ID OFFSET @start ROWS FETCH NEXT @count ROWS ONLY;";
SqlCommand sqlCommand = new SqlCommand(sql, conn);
@@ -99,7 +83,7 @@ namespace StudentHouseDashboard.Repositories
}
public bool CreateUser(string name, string password, UserRole role)
{
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "INSERT INTO Users (Name, Password, Role) VALUES (@name, @pass, @role);";
SqlCommand cmd = new SqlCommand(sql, conn);
@@ -117,7 +101,7 @@ namespace StudentHouseDashboard.Repositories
}
public bool UpdateUser(int id, string name, string password, UserRole role)
{
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "UPDATE Users " +
"SET Name = @name, Password = @pass, Role = @role " +
@@ -138,7 +122,7 @@ namespace StudentHouseDashboard.Repositories
}
public bool DisableUser(int id)
{
using (SqlConnection conn = CreateConnection())
using (SqlConnection conn = SqlConnectionHelper.CreateConnection())
{
string sql = "UPDATE Users " +
"SET Name = 'Deleted User @id', Password = '0'" +
@@ -154,6 +138,5 @@ namespace StudentHouseDashboard.Repositories
else return false;
}
}
}
}