public override async Task <Student[]> GetStudentWithExceptedAddedStudent(string condition, string searchCriteria,
CancellationToken token)
{
return(await Task.Factory.StartNew(() =>
{
var students = (IEnumerable <Student>)EFGenericRepository.Get <Student>(s => s.GroupId == null).ToArray();
var existGroup = EFGenericRepository.Get <Group>(g => g.Name == groupBoard.GetNameOfGroup).FirstOrDefault();
var currentStudent = existGroup?.Students;
if (currentStudent != null)
{
students = students.Union(currentStudent);
}
if (condition != string.Empty)
{
students = students.Where(searchCriteria, condition);
}
if (groupBoard.AddedStudentControlCollection.Count == 0)
{
return students.ToArray();
}
var addedStudents = groupBoard.AddedStudentControlCollection
.Cast <IStudentView>()
.Select(s => EFGenericRepository.Find <Student>(s.Id));
return students.Except(addedStudents).ToArray();
}, token));
}
private bool GroupBoardSecond_AcceptClick()
{
var students = new List <Student>();
foreach (IStudentView studentView in _groupBoardSecond.AddedStudentControlCollection)
{
students.Add(EFGenericRepository.Find <Student>(studentView.Id));
}
var group = new Group
{
Id = _groupBoardSecond.CurrentGroup.Id,
Name = _groupBoardSecond.GetNameOfGroup,
Students = students,
Photo = _groupBoardSecond.GetGroupPhoto.SetPhoto(_groupBoardSecond.CurrentGroup.Photo)
};
if (!group.Equals(_groupBoardSecond.CurrentGroup, group))
{
_groupBoardSecond.CurrentGroup.SetCopy(group);
EFGenericRepository.Update(_groupBoardSecond.CurrentGroup);
return(true);
}
return(false);
}
private void EditStudentView_Click(object sender, EventArgs e)
{
_editStudentBoardFirst.EditStudent =
EFGenericRepository.Find <Student>(((IStudentView)((Control)sender).Parent).Id);
_editStudentBoardFirst.LoadingSecondForm();
}
private bool AddGroupBoard_SaveClick()
{
if (string.IsNullOrWhiteSpace(_addGroupBoard.GetNameOfGroup) ||
_addGroupBoard.GetGroupPhoto == null ||
_addGroupBoard.AddedStudentControlCollection.Count == 0)
{
return(false);
}
var students = new List <Student>();
foreach (IStudentView studentView in _addGroupBoard.AddedStudentControlCollection)
{
students.Add(EFGenericRepository.Find <Student>(studentView.Id));
}
var group = new Group
{
Id = new Random(Guid.NewGuid().GetHashCode()).Next(),
Name = _addGroupBoard.GetNameOfGroup,
Students = students,
Photo = _addGroupBoard.GetGroupPhoto.ConvertImageToByteArr()
};
EFGenericRepository.Create(group);
_addGroupBoard.ClearView();
_addGroupBoard.AddedStudentControlCollection.Clear();
return(true);
}
private void DataBoard_DeleteEntity(object sender, EventArgs e)
{
switch (((EntityArgs)e).Entity)
{
case StudentView studentView:
{
var studentToDelete = EFGenericRepository.Find <Student>(studentView.Id);
EFGenericRepository.Delete(studentToDelete);
break;
}
case GroupView groupView:
{
var deleteDialog = new DeleteDialog();
if (deleteDialog.ShowDialog() == DialogResult.OK)
{
var retiringGroup = EFGenericRepository.Find <Group>(groupView.Id);
if (deleteDialog.IsDeleteMembers)
{
EFGenericRepository.DeleteRange(retiringGroup.Students);
}
EFGenericRepository.Delete(retiringGroup);
}
break;
}
}
}
private void GroupInfoForm_LoadForm(object sender, EventArgs e)
{
var group = EFGenericRepository.Find <Group>(_groupInfoForm.Id);
_groupInfoForm.GroupName = group.Name;
_groupInfoForm.Photo = group.Photo.ConvertByteArrToImage();
_groupInfoForm.Students = group.Students.GetViews <Student, StudentView>().ToList();
}
public static IList <TResult> TransformControlsToEntities <TResult>(this ControlCollection controlCollection)
where TResult : class, IEntity
{
var entities = new List <TResult>(controlCollection.Count);
entities.AddRange(controlCollection.Cast <IEntityControlView <TResult> >()
.Select(control => EFGenericRepository.Find <TResult>(control.Id)));
return(entities);
}
private void GroupBoardSecond_CancelClick(object sender, EventArgs e)
{
//todo ??
foreach (var addedStudentView in _groupBoardSecond.AddedStudentControlCollection.Cast <AddedStudentViewBoard>()
.ToArray())
{
if (EFGenericRepository.Find <Student>(addedStudentView.Id).GroupId == null)
{
CancelButton_Click(addedStudentView, EventArgs.Empty);
}
}
}
protected void CancelButton_Click(object sender, EventArgs e)
{
//получаем addedStudentView на котором было вызвано событие button_Click
var addedStudentView = sender as IStudentView ?? (IStudentView)((Control)sender).Parent;
var studentView = (IStudentView)this.currentStudentView.Clone();
studentView.FillView(EFGenericRepository.Find <Student>(addedStudentView.Id));
groupBoard.AddedStudentControlCollection.Remove((Control)addedStudentView);
groupBoard.CurrentStudentControlCollection.Add((Control)studentView);
}
private void EditGroupBoardFirst_EditGroupButtonClick(object sender, EventArgs e)
{
var selectedGroup = _editGroupBoardFirst.GroupCollection
.Cast <IGroupView>()
.FirstOrDefault(gv => gv.IsSelected == true);
if (selectedGroup != null)
{
_editGroupBoardFirst.EditGroup = EFGenericRepository.Find <Group>(selectedGroup.Id);
_editGroupBoardFirst.LoadingSecondForm();
}
}
private void AddStudentButton_Click(object sender, EventArgs e)
{
//получаем studentViewBoard на котором было вызвано событие button_Click
var studentViewBoard = (IStudentView)((Control)sender).Parent;
//создаем addedStudentViewBoard (клонируем переданный экземпляр конкретного класса)
var addedStudentView = (IStudentView)this.addedStudentView.Clone();
//заполняем addedStudentViewBoard полями studentViewBoard на котороым было вызвано событие Click
addedStudentView.FillView(EFGenericRepository.Find <Student>(studentViewBoard.Id));
groupBoard.CurrentStudentControlCollection.Remove((Control)studentViewBoard);
groupBoard.AddedStudentControlCollection.Add((Control)addedStudentView);
}
public static async Task <IList <TResult> > TransformControlsToEntitiesAsync <TResult>(
this ControlCollection controlCollection, CancellationToken token)
where TResult : class, IEntity
{
return(await Task.Run(() =>
{
var entities = new List <TResult>(controlCollection.Count);
entities.AddRange(controlCollection.Cast <IEntityControlView <TResult> >()
.Select(control => EFGenericRepository.Find <TResult>(control.Id)));
return entities;
}, token));
}
private IEntity DataBoard_GetEntityBySelectedView(object sender, EntityTransferEventArgs e)
{
var selectedView = e.Entity;
switch (selectedView)
{
case StudentView studentView:
return(EFGenericRepository.Find <Student>(studentView.Id));
case GroupView groupView:
return(EFGenericRepository.Find <Group>(groupView.Id));
default:
return(null);
}
}
private async Task <IEnumerable <StudentView> > GetStudent(string conditions, CancellationToken token)
{
return(await Task.Run(() =>
{
if (conditions != string.Empty)
{
return EFGenericRepository.Find <Group>(_groupInfoForm.Id)
.Students
.GetViews <Student, StudentView>()
.Where(s => s.FirstName.ToUpperInvariant()
.Contains(conditions.ToUpperInvariant()))
.ToArray();
}
return EFGenericRepository.Find <Group>(_groupInfoForm.Id)
.Students
.GetViews <Student, StudentView>()
.ToArray();
}, token));
}
private void AddGroupBoard_ClearClick(object sender, EventArgs e)
{
_addGroupBoard.ClearView();
if (_addGroupBoard.AddedStudentControlCollection.Count != 0)
{
foreach (var obj in _addGroupBoard.AddedStudentControlCollection)
{
var control = obj as Control;
var studentView = (IStudentView)currentStudentView.Clone();
studentView.FillView(EFGenericRepository.Find <Student>(
((IStudentView)control).Id));
_addGroupBoard.CurrentStudentControlCollection.Add((Control)studentView);
}
_addGroupBoard.AddedStudentControlCollection.Clear();
}
}
/// <summary>
/// Асинхронный выбор студентов, учитывая фильтр (searchTextBox.Text) и вычитание из результата уже добавленных студентов(addedStudentFlowPanel).
/// </summary>
/// <param name="condition">Условие, по которому будет формироваться выборка студентов.</param>
/// <returns></returns>
public virtual async Task <Student[]> GetStudentWithExceptedAddedStudent(string condition, string searchCriteria,
CancellationToken token)
{
return(await Task.Factory.StartNew(() =>
{
var students = EFGenericRepository.Get <Student>(s => s.GroupId == null);
if (condition != string.Empty)
{
students = students.Where(searchCriteria, condition);
}
if (groupBoard.AddedStudentControlCollection.Count == 0)
{
return students.ToArray();
}
var addedStudents = groupBoard.AddedStudentControlCollection
.Cast <IStudentView>()
.Select(s => EFGenericRepository.Find <Student>(s.Id));
return students.Except(addedStudents).ToArray();
}, token));
}
private void StudentInfoForm_FormLoad(object sender, EventArgs e)
{
var student = EFGenericRepository.Find <Student>(_studentInfoForm.Id);
FillView(student);
}
