public static void CreateBoard(string BoardName, int UserId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Create new Board
TBoard newBoard = new TBoard()
{
BoardName = BoardName,
UserId = UserId
};
//Add new Board to database
db.TBoards.InsertOnSubmit(newBoard);
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void CreateTask(string taskName, int listId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Create new Board
TTask newTask = new TTask
{
TaskName = taskName,
TaskList = listId
};
//Add new Board to database
db.TTasks.InsertOnSubmit(newTask);
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void CreateList(string ListName, int BoardId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Create new Board
TList newList = new TList
{
ListName = ListName,
BoardId = BoardId
};
//Add new Board to database
db.TLists.InsertOnSubmit(newList);
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static IEnumerable <TStatus> GetStatus()
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TStatus>(@"SELECT *
FROM TStatus");
return(query);
}
public static IEnumerable <TBoard> GetLastBoardInserted()
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TBoard>(@"SELECT TOP 1 *
FROM TBoards
ORDER BY BoardId DESC");
return(query);
}
public static IEnumerable <TBoard> ReadBoards(int userId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TBoard>(@"SELECT BoardId, BoardName, UserId
FROM TBoards
WHERE UserId = {0}", userId);
return(query);
}
public static IEnumerable <TTask> GetTaskById(int taskId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TTask>(@"SELECT *
FROM TTasks
WHERE TasktId = {0}", taskId);
return(query);
}
public static IEnumerable <TTask> GetLastTaskInserted()
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TTask>(@"SELECT TOP 1 *
FROM TTasks
ORDER BY TasktId DESC");
return(query);
}
public static IEnumerable <TTask> ReadTasks(int listId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TTask>(@"SELECT TasktId, TaskName, TaskDescription, TaskDue, TaskWho, TaskStatus, TaskList
FROM TTasks
WHERE TaskList = {0}", listId);
return(query);
}
public static IEnumerable <TList> ReadLists(int boardId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
var query = db.ExecuteQuery <TList>(@"SELECT ListId, ListName, BoardId
FROM TLists
WHERE BoardId = {0}", boardId);
return(query);
}
public static void DeleteBoard(int BoardId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Get Board to be deleted
TBoard boardToBeDeleted = db.TBoards.FirstOrDefault(b => b.BoardId.Equals(BoardId));
//Delete Board on database
db.TBoards.DeleteOnSubmit(boardToBeDeleted);
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void DeleteTask(int taskId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Get Board to be deleted
TTask taskToBeDeleted = db.TTasks.FirstOrDefault(t => t.TasktId.Equals(taskId));
//Delete Board on database
db.TTasks.DeleteOnSubmit(taskToBeDeleted);
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void DeleteList(int ListId)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Get Board to be deleted
TList listToBeDeleted = db.TLists.FirstOrDefault(l => l.ListId.Equals(ListId));
//Delete Board on database
db.TLists.DeleteOnSubmit(listToBeDeleted);
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void UpdateTask(int taskId, string taskDescription, DateTime taskDue, int taskWho, int taskStatus)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Get Board to be deleted
TTask taskToBeUpdated = db.TTasks.FirstOrDefault(t => t.TasktId.Equals(taskId));
taskToBeUpdated.TaskDescription = taskDescription;
taskToBeUpdated.TaskDue = taskDue;
taskToBeUpdated.TaskWho = taskWho;
taskToBeUpdated.TaskStatus = taskStatus;
//Save changes to Database.
try
{
db.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static int LoginUser(string UserName, string Pass)
{
LinqToSQLDataContext db = new LinqToSQLDataContext();
//Look for user in the DB
TUser user = db.TUsers.FirstOrDefault(u => u.UserName.Equals(UserName));
if (user is null)
{
return(0);
}
else
{
if (user.Pass == Pass)
{
return(user.UserId);
}
else
{
return(0);
}
}
}
