67 lines
3.3 KiB
C#
67 lines
3.3 KiB
C#
using System;
|
||
using System.Collections.Generic;
|
||
using System.Linq;
|
||
using System.Windows.Input;
|
||
|
||
namespace XLAB2
|
||
{
|
||
internal sealed class TpvdklEditWindowViewModel : ObservableObject
|
||
{
|
||
private readonly IReadOnlyList<TpvdklDirectoryItem> _existingItems;
|
||
private int _stampKindId;
|
||
private string _validationMessage;
|
||
private int _verificationTypeId;
|
||
|
||
public TpvdklEditWindowViewModel(TpvdklDirectoryItem seed, bool isNew, IReadOnlyList<TpvdklDirectoryItem> existingItems, TypeSizeDirectoryService service)
|
||
{
|
||
var source = seed ?? new TpvdklDirectoryItem();
|
||
_existingItems = existingItems ?? Array.Empty<TpvdklDirectoryItem>();
|
||
Id = source.Id;
|
||
TipsId = source.TipsId;
|
||
IsNew = isNew;
|
||
VerificationTypes = service.LoadSpvdmkReferences();
|
||
StampKinds = service.LoadSpvdklReferences();
|
||
VerificationTypeId = source.VerificationTypeId;
|
||
StampKindId = source.StampKindId;
|
||
ConfirmCommand = new RelayCommand(Confirm);
|
||
CancelCommand = new RelayCommand(Cancel);
|
||
}
|
||
|
||
public event EventHandler<bool?> CloseRequested;
|
||
public ICommand CancelCommand { get; private set; }
|
||
public ICommand ConfirmCommand { get; private set; }
|
||
public int Id { get; private set; }
|
||
public bool IsNew { get; private set; }
|
||
public IReadOnlyList<DirectoryLookupItem> VerificationTypes { get; private set; }
|
||
public IReadOnlyList<DirectoryLookupItem> StampKinds { get; private set; }
|
||
public int TipsId { get; private set; }
|
||
public int VerificationTypeId { get { return _verificationTypeId; } set { SetProperty(ref _verificationTypeId, value); } }
|
||
public int StampKindId { get { return _stampKindId; } set { SetProperty(ref _stampKindId, value); } }
|
||
public string Title { get { return IsNew ? "Новый вид клейма" : "Редактирование вида клейма"; } }
|
||
public string ValidationMessage { get { return _validationMessage; } private set { SetProperty(ref _validationMessage, value); } }
|
||
|
||
public TpvdklDirectoryItem ToResult()
|
||
{
|
||
return new TpvdklDirectoryItem { Id = Id, TipsId = TipsId, VerificationTypeId = VerificationTypeId, StampKindId = StampKindId };
|
||
}
|
||
|
||
private void Cancel(object parameter) { RaiseCloseRequested(false); }
|
||
|
||
private void Confirm(object parameter)
|
||
{
|
||
if (VerificationTypeId <= 0) { ValidationMessage = "Укажите вид МК."; return; }
|
||
if (StampKindId <= 0) { ValidationMessage = "Укажите вид клейма."; return; }
|
||
var duplicate = _existingItems.FirstOrDefault(delegate(TpvdklDirectoryItem item) { return item != null && item.Id != Id && item.VerificationTypeId == VerificationTypeId && item.StampKindId == StampKindId; });
|
||
if (duplicate != null) { ValidationMessage = "Такая комбинация вида МК и вида клейма уже существует."; return; }
|
||
ValidationMessage = string.Empty;
|
||
RaiseCloseRequested(true);
|
||
}
|
||
|
||
private void RaiseCloseRequested(bool? dialogResult)
|
||
{
|
||
var handler = CloseRequested;
|
||
if (handler != null) handler(this, dialogResult);
|
||
}
|
||
}
|
||
}
|