/// <summary>
/// We handle the RoutedCommand CanExecuteEvent which is triggered by the DataGrid
/// Interested in the Delete command so that we can ask for permission to delete
/// the Department
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnCanExecuteRoutedEventHandler(object sender, CanExecuteRoutedEventArgs e)
{
RoutedCommand routedCommand = (e.Command as RoutedCommand);
if (routedCommand != null)
{
if (routedCommand.Name == "Delete")
{
if (IsInEditMode)
{
return;
}
CloseErrorDetail();
CACCCheckInDb.Department department = _departmentsView.CurrentItem as CACCCheckInDb.Department;
string deleteMessage = String.Format("You have selected the [{0}] department for deletion? Click Yes to delete or No to cancel.",
department.Name);
if (MessageBoxResult.No == MessageBox.Show(deleteMessage, "Delete Department", MessageBoxButton.YesNo,
MessageBoxImage.Question, MessageBoxResult.No))
{
e.CanExecute = false;
e.Handled = true;
}
}
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void classToComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)departmentToComboBox.SelectedItem;
if (null == selectedDepartment)
{
return;
}
CACCCheckInDb.Class selectedClass = (CACCCheckInDb.Class)classToComboBox.SelectedItem;
if (null == selectedClass)
{
ClassToList.ItemsSource = null;
return;
}
_presenter.GetDataForClassList(selectedDepartment.Name, selectedClass.Name, false);
if (null != _classFromComboBoxView && null != _classFromComboBoxView.CurrentItem)
{
if (((CACCCheckInDb.Class)_classFromComboBoxView.CurrentItem).Id == selectedClass.Id)
{
ChangeStateOfMovementButtons(false);
}
else
{
ChangeStateOfMovementButtons(true);
}
}
}
/// <summary>
/// Handles click event of button to move selected unassigned classes into assigned group
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MoveSelectedLeftButton_Click(object sender, RoutedEventArgs e)
{
try
{
CloseErrorDetail();
CACCCheckInDb.ClassBindingList selectedClasses =
new CACCCheckInDb.ClassBindingList(
UnassignedClassListBox.SelectedItems.Cast <CACCCheckInDb.Class>());
foreach (CACCCheckInDb.Class aClass in selectedClasses)
{
UnassignedClassesDataContext.Remove(aClass);
CACCCheckInDb.Department department = DepartmentClassesGroupBox.DataContext as
CACCCheckInDb.Department;
aClass.DeptId = department.Id;
_presenter.UpdateClass(aClass);
DepartmentClassesDataContext.Add(aClass);
}
_unassignedClassesView.Refresh();
_departmentClassesView.Refresh();
}
catch (Exception ex)
{
DisplayExceptionDetail(ex);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void departmentToComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)departmentToComboBox.SelectedItem;
if (null == selectedDepartment)
{
return;
}
_presenter.GetDataForClassCombo(selectedDepartment.Id, false);
}
/// <summary>
/// Handles when user changes department selection. Will retreive correct classes.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DepartmentsComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)DepartmentsComboBox.SelectedItem;
if (null == selectedDepartment)
{
return;
}
_presenter.GetDepartmentClasses(selectedDepartment.Id);
}
/// <summary>
///
/// </summary>
/// <param name="department"></param>
public void UpdateDepartment(CACCCheckInDb.Department department)
{
using (CACCCheckInServiceProxy proxy =
new CACCCheckInServiceProxy())
{
proxy.Open();
proxy.UpdateDepartment(department);
}
}
/// <summary>
///
/// </summary>
/// <param name="department"></param>
public void AddDepartment(CACCCheckInDb.Department department)
{
using (CACCCheckInServiceProxy proxy =
new CACCCheckInServiceProxy())
{
proxy.Open();
proxy.InsertDepartment(department);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void _teacherListView_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
try
{
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)departmentComboBox.SelectedItem;
CACCCheckInDb.Class selectedClass = (CACCCheckInDb.Class)classComboBox.SelectedItem;
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
// Teachers have been added to the Teacher list for selected class.
// We will add the teacher to the class.
foreach (CACCCheckInDb.PeopleWithDepartmentAndClassView person in e.NewItems)
{
logger.DebugFormat("Adding teacher [{0} {1}] to class [{2}]",
person.FirstName, person.LastName, selectedClass.Name);
person.ClassId = selectedClass.Id;
person.ClassName = selectedClass.Name;
person.ClassRole = ClassRoles.Teacher;
person.DepartmentId = selectedDepartment.Id;
person.DepartmentName = selectedDepartment.Name;
_presenter.AddPersonAsTeacherToClass(person, selectedClass);
}
break;
case NotifyCollectionChangedAction.Move:
break;
case NotifyCollectionChangedAction.Remove:
// Teachers have been removed from the Teacher list for selected class.
// We will delete the teacher from the class.
foreach (CACCCheckInDb.PeopleWithDepartmentAndClassView person in e.OldItems)
{
logger.DebugFormat("Removing teacher [{0} {1}] from class [{2}]",
person.FirstName, person.LastName, selectedClass.Name);
_presenter.DeletePersonAsTeacherFromClass(person, selectedClass);
}
break;
case NotifyCollectionChangedAction.Replace:
break;
case NotifyCollectionChangedAction.Reset:
break;
}
}
catch (Exception ex)
{
DisplayExceptionDetail(ex);
}
}
/// <summary>
/// When user clicks the button to print the teacher labels for a department,
/// this will handle the event
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PrintTeacherLabelsForDepartmentButton_Click(object sender, RoutedEventArgs e)
{
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)departmentComboBox.SelectedItem;
if (null == selectedDepartment)
{
return;
}
ShowProcessing(true);
_presenter.PrintTeacherLabelsForDepartment(selectedDepartment.Name);
}
/// <summary>
/// Inserts a new department into database
/// </summary>
/// <param name="department"></param>
/// <returns></returns>
public CACCCheckInDb.Department InsertDepartment(CACCCheckInDb.Department department)
{
logger.Debug("Opening DataContext to CACCCheckIn DB.");
CACCCheckInDb.CACCCheckInDbDataContext db = new CACCCheckInDb.CACCCheckInDbDataContext();
db.Log = logwriter;
logger.DebugFormat("Inserting Department: [{0}]", department.Name);
db.Departments.InsertOnSubmit(department);
db.SubmitChanges();
return(db.Departments.Where(dpt =>
dpt.Id.Equals(department.Id)).Single <CACCCheckInDb.Department>());
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void getReportButton_Click(object sender, RoutedEventArgs e)
{
SaveReportButton.IsEnabled = false;
PrintReportButton.IsEnabled = false;
CACCCheckInDb.Department selectedDepartment =
(CACCCheckInDb.Department)DepartmentsComboBox.SelectedItem;
CACCCheckInDb.Class selectedClass =
(CACCCheckInDb.Class)ClassComboBox.SelectedItem;
_presenter.GetClassAttendanceInDateRange(selectedDepartment.Id, selectedClass.Id,
AttendanceStartDate.SelectedDate, AttendanceEndDate.SelectedDate);
}
/// <summary>
///
/// </summary>
/// <param name="departmentId"></param>
private void ChangeDepartmentComboTo(Guid departmentId)
{
CACCCheckInDb.Department targetDept = ((List <CACCCheckInDb.Department>)
_departmentComboBoxView.SourceCollection).Find(d => d.Id.Equals(departmentId));
if (null == targetDept)
{
_departmentComboBoxView.MoveCurrentToFirst();
}
else
{
_departmentComboBoxView.MoveCurrentTo(targetDept);
}
}
public CACCCheckInDb.Department InsertDepartment(CACCCheckInDb.Department department)
{
Stopwatch sw = new Stopwatch();
try
{
sw.Start();
return(Channel.InsertDepartment(department));
}
finally
{
sw.Stop();
logger.DebugFormat("Call to CACCCheckInService.InsertDepartment took [{0}] ms",
sw.ElapsedMilliseconds);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void classComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)departmentComboBox.SelectedItem;
if (null == selectedDepartment)
{
return;
}
CACCCheckInDb.Class selectedClass = (CACCCheckInDb.Class)classComboBox.SelectedItem;
if (null == selectedClass)
{
TeacherList.ItemsSource = null;
return;
}
_presenter.GetDataForTeacherList(selectedDepartment.Name, selectedClass.Name);
}
public void DeleteDepartment(CACCCheckInDb.Department department)
{
Stopwatch sw = new Stopwatch();
try
{
sw.Start();
Channel.DeleteDepartment(department);
}
finally
{
sw.Stop();
logger.DebugFormat("Call to CACCCheckInService.DeleteDepartment took [{0}] ms",
sw.ElapsedMilliseconds);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void _classToListView_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
CACCCheckInDb.Department selectedToDepartment = (CACCCheckInDb.Department)departmentToComboBox.SelectedItem;
CACCCheckInDb.Class selectedToClass = (CACCCheckInDb.Class)classToComboBox.SelectedItem;
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
// New members have been added to this class. We will update the class, department
// details for this person and then update the person in the database.
// This will effectively remove the person from the previous class.
foreach (CACCCheckInDb.PeopleWithDepartmentAndClassView person in e.NewItems)
{
logger.DebugFormat("Adding [{0} {1}] to class [{2}]",
person.FirstName, person.LastName, selectedToClass.Name);
_presenter.UpdatePersonClassMembership(person, selectedToClass);
person.DepartmentId = selectedToDepartment.Id;
person.DepartmentName = selectedToDepartment.Name;
person.ClassId = selectedToClass.Id;
person.ClassName = selectedToClass.Name;
}
break;
case NotifyCollectionChangedAction.Move:
break;
case NotifyCollectionChangedAction.Remove:
foreach (CACCCheckInDb.PeopleWithDepartmentAndClassView person in e.OldItems)
{
logger.DebugFormat("Removing [{0} {1}] from class [{2}]",
person.FirstName, person.LastName, selectedToClass.Name);
}
break;
case NotifyCollectionChangedAction.Replace:
break;
case NotifyCollectionChangedAction.Reset:
break;
}
}
/// <summary>
/// Whenever a Department in the collection has had its EndEdit
/// </summary>
/// <param name="sender"></param>
private void DepartmentsItemEndEdit(IEditableObject sender)
{
try
{
// Get the Department that has been edited. This could be a new
// class or an edit to existing Department.
CACCCheckInDb.Department updatedDepartment = sender as CACCCheckInDb.Department;
// If the RowTimestamp is null, this must be brand new Department
// that hasn't been added to the database yet. If not, this
// must be an update to existing Department
if (updatedDepartment.RowTimestamp == null)
{
logger.DebugFormat("Adding department [{0}]", updatedDepartment.Name);
AddDepartment(updatedDepartment);
logger.DebugFormat("Department [{0}] was added.", updatedDepartment.Name);
}
else
{
logger.Debug("Department is being updated.");
UpdateDepartment(updatedDepartment);
logger.DebugFormat("Department [{0}] was updated.", updatedDepartment.Name);
}
}
catch (Exception ex)
{
Debug.Assert(View != null);
View.ViewDispatcher.BeginInvoke(DispatcherPriority.DataBind,
new DispatcherOperationCallback(
delegate(object arg)
{
View.DisplayExceptionDetail(ex);
return(null);
}), null);
}
}
/// <summary>
/// Updates a department in the database
/// </summary>
/// <param name="updatedDepartment"></param>
/// <returns></returns>
public CACCCheckInDb.Department UpdateDepartment(CACCCheckInDb.Department updatedDepartment)
{
logger.Debug("Opening DataContext to CACCCheckIn DB.");
CACCCheckInDb.CACCCheckInDbDataContext db = new CACCCheckInDb.CACCCheckInDbDataContext();
db.Log = logwriter;
logger.DebugFormat("Querying for Department: [{0}]", updatedDepartment.Name);
CACCCheckInDb.Department currentDepartment = (from dpt in db.Departments
where dpt.Id == updatedDepartment.Id
select dpt).Single <CACCCheckInDb.Department>();
logger.DebugFormat("Updating Department: [{0}][{1}]",
updatedDepartment.Name, updatedDepartment.Description);
currentDepartment.Name = updatedDepartment.Name;
currentDepartment.Description = updatedDepartment.Description;
db.SubmitChanges();
return((from dpt in db.Departments
where dpt.Id.Equals(updatedDepartment.Id)
select dpt).Single <CACCCheckInDb.Department>());
}
private void GroupBox_DataContextChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if (e.NewValue == null)
{
DepartmentClassListBox.ItemsSource = null;
return;
}
CACCCheckInDb.Department department = e.NewValue as
CACCCheckInDb.Department;
if (null != department)
{
DepartmentClassesHeader.Text = String.Format("Department [{0}] Classes", department.Name);
_presenter.GetDepartmentClasses(department.Id);
}
else
{
DepartmentClassesHeader.Text = String.Format("Department Classes");
DepartmentClassListBox.ItemsSource = null;
}
}
/// <summary>
/// Retrieves people in selected department and class
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ClassesComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ShowProcessing(true);
CACCCheckInDb.Department selectedDepartment = (CACCCheckInDb.Department)DepartmentsComboBox.SelectedItem;
if (null == selectedDepartment)
{
return;
}
CACCCheckInDb.Class selectedClass = (CACCCheckInDb.Class)ClassesComboBox.SelectedItem;
if (null == selectedClass)
{
PeopleDataGrid.ItemsSource = null;
return;
}
else
{
CurrentClass = selectedClass;
}
logger.Debug("Getting list of people for department and class.");
_presenter.GetPeopleByDeptIdAndClassId(selectedDepartment.Id, selectedClass.Id);
}
/// <summary>
/// Deletes the specified department from database
/// </summary>
/// <param name="department"></param>
public void DeleteDepartment(CACCCheckInDb.Department department)
{
logger.Debug("Opening DataContext to CACCCheckIn DB.");
CACCCheckInDb.CACCCheckInDbDataContext db = new CACCCheckInDb.CACCCheckInDbDataContext();
db.Log = logwriter;
try
{
logger.DebugFormat("Attaching Department: [{0}] to DataContext", department.Name);
db.Departments.Attach(department);
logger.DebugFormat("Deleting Department: [{0}]", department.Name);
db.Departments.DeleteOnSubmit(department);
db.SubmitChanges();
}
catch (ChangeConflictException ex)
{
logger.Error("ChangeConflictException:", ex);
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
occ.Resolve(RefreshMode.OverwriteCurrentValues);
}
}
}
