public static bool CanNewFolder(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
if (descriptor is IPermissionDescriptor permissionDescriptor)
{
return(permissionDescriptor.AccessType >= AccessType.Master);
}
return(false);
}
public static bool CanViewLog(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
if (descriptor is IPermissionDescriptor permissionDescriptor)
{
return(permissionDescriptor.AccessType >= AccessType.Guest);
}
return(false);
}
public static async Task <bool> DeleteAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
var dialog = await DeleteTypeCategoryViewModel.CreateInstanceAsync(authentication, descriptor);
if (dialog != null && await dialog.ShowDialogAsync() == true)
{
return(true);
}
return(false);
}
public static async Task <bool> FindAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
if (authentication == null)
{
throw new ArgumentNullException(nameof(authentication));
}
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
if (descriptor.Target is ITypeCategory category && category.GetService(typeof(TypeDocumentServiceViewModel)) is TypeDocumentServiceViewModel documentService)
{
documentService.AddFinder(authentication, descriptor.Path);
return(await Task.Run(() => true));
}
public static async Task <bool> MoveAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
var comment = await LockAsync(authentication, descriptor, nameof(ITypeCategory.MoveAsync));
if (comment == null)
{
return(false);
}
var dialog = await MoveTypeCategoryViewModel.CreateInstanceAsync(authentication, descriptor);
var dialogResult = await ShowDialogAsync(dialog);
await UnlockAsync(authentication, descriptor, comment);
return(dialogResult);
}
public static async Task <bool> RenameAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
var comment = await LockAsync(authentication, descriptor, nameof(ITypeCategory.Rename));
if (comment == null)
{
return(false);
}
var dialog = await RenameCategoryViewModel.CreateInstanceAsync(authentication, descriptor);
dialog?.ShowDialog();
await UnlockAsync(authentication, descriptor, comment);
return(dialog?.DialogResult == true);
}
public static Task <NewTypeCategoryViewModel> CreateInstanceAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
if (authentication == null)
{
throw new ArgumentNullException(nameof(authentication));
}
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
if (descriptor.Target is ITypeCategory category)
{
return(category.Dispatcher.InvokeAsync(() =>
{
return new NewTypeCategoryViewModel(authentication, category);
}));
}
else
{
throw new ArgumentException("Invalid Target of Descriptor", nameof(descriptor));
}
}
public static async Task <string> NewTypeAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
var dialog = await NewTypeViewModel.CreateInstanceAsync(authentication, descriptor);
if (dialog?.ShowDialog() == true)
{
return(dialog.TypeName);
}
return(null);
}
public static async Task <bool> DeleteAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
var dialog = await DeleteTypeCategoryViewModel.CreateInstanceAsync(authentication, descriptor);
return(dialog?.ShowDialog() == true);
}
public static Task <MoveTypeCategoryViewModel> CreateInstanceAsync(Authentication authentication, ITypeCategoryDescriptor descriptor)
{
if (authentication == null)
{
throw new ArgumentNullException(nameof(authentication));
}
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
if (descriptor.Target is ITypeCategory category)
{
return(category.Dispatcher.InvokeAsync(() =>
{
var categories = category.GetService(typeof(ITypeCategoryCollection)) as ITypeCategoryCollection;
var targetPaths = categories.Select(item => item.Path).ToArray();
return new MoveTypeCategoryViewModel(authentication, category, targetPaths);
}));
}
else
{
throw new ArgumentException("Invalid Target of Descriptor", nameof(descriptor));
}
}
public TypeCategoryDescriptor(Authentication authentication, ITypeCategoryDescriptor descriptor, bool isSubscriptable, object owner)
: base(authentication, descriptor.Target, descriptor, isSubscriptable)
{
this.category = descriptor.Target;
this.owner = owner ?? this;
}
