private static bool DropChecks(FolderSystem data, BaseBookmarkData dropped, BaseBookmarkData droppedOn)
{
if (data is null || dropped is null || droppedOn is null)
{
return(false);
}
if (dropped.Id == droppedOn.Id)
{
return(false);
}
return(true);
}
public static void CompleteReorder(FolderSystem data, BaseBookmarkData dropped, BaseBookmarkData droppedOn, int indexMod)
{
if (!DropChecks(data, dropped, droppedOn))
{
return;
}
switch (dropped)
{
case InteractiveFolder folder:
DroppedFolder(data, folder, droppedOn, indexMod);
break;
case FanficBookmark fic:
DroppedFic(data, fic, droppedOn, indexMod);
break;
}
}
private static int GetIndex(FolderSystem data, BaseBookmarkData item)
{
if (InteractiveFolder.TryGetFolder(data.Home, item.Parent ?? data.Home, out InteractiveFolder f))
{
switch (item)
{
case FanficBookmark mark:
return(f.Contents.IndexOf(mark));
case InteractiveFolder folder:
return(f.Folders.IndexOf(folder));
case BookmarkFolder bFolder:
return(f.Folders.FindIndex(x => x.Id == bFolder.Id));
}
}
return(-1);
}
private static void DroppedFic(FolderSystem data, FanficBookmark fic, BaseBookmarkData droppedOn, int indexMod)
{
var index = GetIndex(data, droppedOn) + (indexMod > 0 ? 1 : 0);
FanficModel ficModel;
switch (droppedOn)
{
case InteractiveFolder droppedOnFolder:
ficModel = new FanficModel(fic, 0)
{
ParentFolder = droppedOnFolder.Id.ToString()
};
data.UpdateFanfic(ficModel);
break;
case FanficBookmark droppedOnFic:
ficModel = new FanficModel(fic, index)
{
ParentFolder = droppedOnFic.Parent?.Id.ToString() ?? Guid.Empty.ToString()
};
data.UpdateFanfic(ficModel);
break;
}
}
private static void DroppedFolder(FolderSystem data, InteractiveFolder folder, BaseBookmarkData droppedOn, int indexMod)
{
// Dont worry about adding a negative index mod, because then it moves the item two spaces instead of one.
var index = GetIndex(data, droppedOn) + (indexMod > 0 ? 1 : 0);
FolderModel folderModel;
switch (droppedOn)
{
case InteractiveFolder droppedOnFolder:
if (indexMod == 0)
{
folderModel = new FolderModel(folder, 0)
{
ParentFolder = droppedOnFolder.Id.ToString()
};
data.UpdateFolder(folderModel);
}
else
{
folderModel = new FolderModel(folder, index)
{
ParentFolder = droppedOnFolder.Parent?.Id.ToString() ?? Guid.Empty.ToString()
};
data.UpdateFolder(folderModel);
}
break;
case FanficBookmark droppedOnFic:
folderModel = new FolderModel(folder, index)
{
ParentFolder = droppedOnFic.Parent?.Id.ToString() ?? Guid.Empty.ToString()
};
data.UpdateFolder(folderModel);
break;
}
}
