/// <summary>
/// Возвращает компаратор для заданного критерия сортировки
/// </summary>
/// <param name="sortedCriterion">критерий сортировки</param>
/// <returns></returns>
public static IComparer <Worker> SortedBy(SortedCriterion sortedCriterion)
{
switch (sortedCriterion)
{
case SortedCriterion.ID:
return(new SortByID());
case SortedCriterion.Name:
return(new SortByName());
case SortedCriterion.Post:
return(new SortByPost());
case SortedCriterion.Rate:
return(new SortByRate());
case SortedCriterion.Salary:
return(new SortBySalary());
case SortedCriterion.Hours:
return(new SortByHours());
default:
return(null);
}
}
/// <summary>
/// Компаратор с выбором метода сортировки по критерию
/// </summary>
/// <param name="Criterion">Критерий сортировки</param>
/// <returns></returns>
public static IComparer <Worker> SortedBy(SortedCriterion Criterion)
{
if (Criterion == SortedCriterion.Id)
{
return(new SortById());
}
else if (Criterion == SortedCriterion.IdDescending)
{
return(new SortByIdDescending());
}
else if (Criterion == SortedCriterion.Name)
{
return(new SortByName());
}
else if (Criterion == SortedCriterion.NameDescending)
{
return(new SortByNameDescending());
}
else if (Criterion == SortedCriterion.Surname)
{
return(new SortBySurname());
}
else if (Criterion == SortedCriterion.SurnameDescending)
{
return(new SortBySurnameDescending());
}
else if (Criterion == SortedCriterion.Age)
{
return(new SortByAge());
}
else if (Criterion == SortedCriterion.AgeDescending)
{
return(new SortByAgeDescending());
}
else if (Criterion == SortedCriterion.Position)
{
return(new SortByPosition());
}
else if (Criterion == SortedCriterion.PositionDescending)
{
return(new SortByPositionDescending());
}
else if (Criterion == SortedCriterion.Salary)
{
return(new SortBySalary());
}
else if (Criterion == SortedCriterion.SalaryDescending)
{
return(new SortBySalaryDescending());
}
else if (Criterion == SortedCriterion.Projects)
{
return(new SortByProjects());
}
else
{
return(new SortByProjectsDescending());
}
}
public static IComparer <Worker> SortedBy(SortedCriterion Criterion)
{
if (Criterion == SortedCriterion.Salary)
{
return(new SortBySalary());
}
else
{
return(new SortByName());
}
}
/// <summary>
/// Сортирует подразделения по заданному критерию
/// </summary>
/// <param name="sortedCriterion"></param>
/// <param name="direction"></param>
public void SortDepartmentsBy(SortedCriterion sortedCriterion, ListSortDirection direction)
{
List <Department> list = new List <Department>(SubDepartments);
list.Sort(SortedBy(sortedCriterion));
if (ListSortDirection.Descending == direction)
{
list.Reverse();
}
SubDepartments = new ObservableCollection <Department>(list);
}
/// <summary>
/// Возвращает компаратор для заданного критерия сортировки
/// </summary>
/// <param name="sortedCriterion">критерий сортировки</param>
/// <returns></returns>
public static IComparer <Department> SortedBy(SortedCriterion sortedCriterion)
{
switch (sortedCriterion)
{
case SortedCriterion.ID:
return(new SortByID());
case SortedCriterion.Name:
return(new SortByName());
default:
return(null);
}
}
/// <summary>
/// Сортировка по критерию
/// </summary>
public static IComparer <Employee> SortedBy(SortedCriterion Criterion)
{
switch (Criterion)
{
case SortedCriterion.FirstName:
return(new SortByFirstName());
case SortedCriterion.LastName:
return(new SortByFirstName());
case SortedCriterion.Age:
return(new SortByAge());
case SortedCriterion.Salary:
return(new SortBySalary());
case SortedCriterion.Department:
return(new SortByDepartment());
}
return(new SortByEmployee());
}
