//マイリストを削除
public async void ShowDeleteView(ICollection targetRaw)
{
var target = targetRaw.Cast <MylistResultEntryViewModel>();
var operation = new MylistOperationViewModel(Owner, this, target);
App.ViewModelRoot.Messenger.Raise(new TransitionMessage(typeof(Views.MylistDeleteView), operation, TransitionMode.Modal));
if (operation.IsCanceled || operation.Operation != MylistOperation.Delete)
{
return;
}
//削除が出来たらリストから消す
if (await MylistInstance.Item.DeleteMylistAsync(operation.SelectedMylist, await MylistInstance.GetMylistTokenAsync()))
{
foreach (var entry in operation.SelectedMylist)
{
//元のリストから削除
MylistList.Remove(entry);
}
Sort(SortIndex);
}
}
public async void Drop(IDropInfo dropInfo)
{
Status = "";
if (dropInfo.TargetItem is MylistResultViewModel)
{
var vm = (MylistResultViewModel)dropInfo.TargetItem;
var selectedList = new List <MylistResultEntryViewModel>();
if (dropInfo.Data is ICollection)
{
var data = (ICollection)dropInfo.Data;
foreach (var list in data)
{
selectedList.Add((MylistResultEntryViewModel)list);
}
}
else
{
selectedList.Add((MylistResultEntryViewModel)dropInfo.Data);
}
var operation = new MylistOperationViewModel(this, vm, selectedList);
App.ViewModelRoot.Messenger.Raise(new TransitionMessage(typeof(Views.MylistCopyOrMoveView), operation, TransitionMode.Modal));
if (operation.IsCanceled)
{
return;
}
var token = await MylistInstance.GetMylistTokenAsync();
//マイリストコピー処理
if (operation.Operation == MylistOperation.Copy)
{
if (await MylistInstance.Item.CopyMylistAsync(selectedList, vm.Group, token))
{
foreach (var entry in selectedList)
{
//同じIDのマイリストがあったらコピーしない
if (vm.MylistList.Where(e => e.Item.ItemId == entry.Item.ItemId).Count() == 0)
{
//ターゲット側マイリストに追加
vm.MylistList.Add(entry);
}
}
vm.Sort(vm.SortIndex);
}
return;
}
//マイリスト移動処理
if (operation.Operation == MylistOperation.Move)
{
if (await MylistInstance.Item.MoveMylistAsync(selectedList, vm.Group, token))
{
foreach (var entry in selectedList)
{
//同じIDのマイリストがあったら移動しない
if (vm.MylistList.Where(e => e.Item.ItemId == entry.Item.ItemId).Count() == 0)
{
//ターゲット側マイリストに追加
vm.MylistList.Add(entry);
}
//元のリストから削除
entry.Owner.MylistList.Remove(entry);
}
vm.Sort(vm.SortIndex);
}
return;
}
}
}
