104 lines
3.3 KiB
C#
104 lines
3.3 KiB
C#
using System;
|
||
using System.Collections.Generic;
|
||
using System.Linq;
|
||
using System.Windows.Input;
|
||
|
||
namespace XLAB2
|
||
{
|
||
internal sealed class PrfrvdEditWindowViewModel : ObservableObject
|
||
{
|
||
private readonly IReadOnlyList<PrfrvdDirectoryItem> _existingItems;
|
||
private int _activityId;
|
||
private string _validationMessage;
|
||
|
||
public PrfrvdEditWindowViewModel(PrfrvdDirectoryItem seed, bool isNew, IReadOnlyList<PrfrvdDirectoryItem> existingItems, PrsnDirectoryService service)
|
||
{
|
||
var source = seed ?? new PrfrvdDirectoryItem();
|
||
_existingItems = existingItems ?? Array.Empty<PrfrvdDirectoryItem>();
|
||
Id = source.Id;
|
||
EmploymentId = source.EmploymentId;
|
||
IsNew = isNew;
|
||
|
||
ActivityItems = service.LoadSpvdprReferences();
|
||
ActivityId = source.ActivityId;
|
||
|
||
ConfirmCommand = new RelayCommand(Confirm);
|
||
CancelCommand = new RelayCommand(Cancel);
|
||
}
|
||
|
||
public event EventHandler<bool?> CloseRequested;
|
||
|
||
public int ActivityId
|
||
{
|
||
get { return _activityId; }
|
||
set { SetProperty(ref _activityId, value); }
|
||
}
|
||
|
||
public IReadOnlyList<DirectoryLookupItem> ActivityItems { get; private set; }
|
||
public ICommand CancelCommand { get; private set; }
|
||
public ICommand ConfirmCommand { get; private set; }
|
||
public int EmploymentId { get; private set; }
|
||
public int Id { get; private set; }
|
||
public bool IsNew { get; private set; }
|
||
|
||
public string Title
|
||
{
|
||
get { return IsNew ? "Новый вид деятельности персоны" : "Редактирование вида деятельности персоны"; }
|
||
}
|
||
|
||
public string ValidationMessage
|
||
{
|
||
get { return _validationMessage; }
|
||
private set { SetProperty(ref _validationMessage, value); }
|
||
}
|
||
|
||
public PrfrvdDirectoryItem ToResult()
|
||
{
|
||
return new PrfrvdDirectoryItem
|
||
{
|
||
ActivityId = ActivityId,
|
||
EmploymentId = EmploymentId,
|
||
Id = Id
|
||
};
|
||
}
|
||
|
||
private void Cancel(object parameter)
|
||
{
|
||
RaiseCloseRequested(false);
|
||
}
|
||
|
||
private void Confirm(object parameter)
|
||
{
|
||
if (ActivityId <= 0)
|
||
{
|
||
ValidationMessage = "Укажите вид деятельности персонала.";
|
||
return;
|
||
}
|
||
|
||
var duplicate = _existingItems.FirstOrDefault(delegate(PrfrvdDirectoryItem item)
|
||
{
|
||
return item != null
|
||
&& item.Id != Id
|
||
&& item.ActivityId == ActivityId;
|
||
});
|
||
if (duplicate != null)
|
||
{
|
||
ValidationMessage = "Выбранный вид деятельности уже существует у этой записи персонала.";
|
||
return;
|
||
}
|
||
|
||
ValidationMessage = string.Empty;
|
||
RaiseCloseRequested(true);
|
||
}
|
||
|
||
private void RaiseCloseRequested(bool? dialogResult)
|
||
{
|
||
var handler = CloseRequested;
|
||
if (handler != null)
|
||
{
|
||
handler(this, dialogResult);
|
||
}
|
||
}
|
||
}
|
||
}
|