/// <summary>
/// Delete a beatmap from the manager.
/// Is a no-op for already deleted beatmaps.
/// </summary>
/// <param name="beatmapSet">The beatmap set to delete.</param>
public void Delete(BeatmapSetInfo beatmapSet)
{
lock (importContext)
{
var context = importContext.Value;
using (var transaction = context.BeginTransaction())
{
context.ChangeTracker.AutoDetectChangesEnabled = false;
// re-fetch the beatmap set on the import context.
beatmapSet = context.BeatmapSetInfo.Include(s => s.Files).ThenInclude(f => f.FileInfo).First(s => s.ID == beatmapSet.ID);
// create local stores so we can isolate and thread safely, and share a context/transaction.
var iFiles = new FileStore(() => context, storage);
var iBeatmaps = createBeatmapStore(() => context);
if (iBeatmaps.Delete(beatmapSet))
{
if (!beatmapSet.Protected)
{
iFiles.Dereference(beatmapSet.Files.Select(f => f.FileInfo).ToArray());
}
}
context.ChangeTracker.AutoDetectChangesEnabled = true;
context.SaveChanges(transaction);
}
}
}
void rollback()
{
if (!Delete(item))
{
// We may have not yet added the model to the underlying table, but should still clean up files.
LogForModel(item, "Dereferencing files for incomplete import.");
Files.Dereference(item.Files.Select(f => f.FileInfo).ToArray());
}
}
/// <summary>
/// Delete a beatmap from the manager.
/// Is a no-op for already deleted beatmaps.
/// </summary>
/// <param name="beatmapSet">The beatmap set to delete.</param>
public void Delete(BeatmapSetInfo beatmapSet)
{
if (!beatmaps.Delete(beatmapSet))
{
return;
}
if (!beatmapSet.Protected)
{
files.Dereference(beatmapSet.Files.Select(f => f.FileInfo).ToArray());
}
}
/// <summary>
/// Delete an item from the manager.
/// Is a no-op for already deleted items.
/// </summary>
/// <param name="item">The item to delete.</param>
public void Delete(TModel item)
{
using (ContextFactory.GetForWrite())
{
// re-fetch the model on the import context.
var foundModel = queryModel().Include(s => s.Files).ThenInclude(f => f.FileInfo).First(s => s.ID == item.ID);
if (foundModel.DeletePending)
{
return;
}
if (ModelStore.Delete(foundModel))
{
Files.Dereference(foundModel.Files.Select(f => f.FileInfo).ToArray());
}
}
}
/// <summary>
/// Delete a beatmap from the manager.
/// Is a no-op for already deleted beatmaps.
/// </summary>
/// <param name="beatmapSet">The beatmap set to delete.</param>
public void Delete(BeatmapSetInfo beatmapSet)
{
using (var usage = contextFactory.GetForWrite())
{
var context = usage.Context;
context.ChangeTracker.AutoDetectChangesEnabled = false;
// re-fetch the beatmap set on the import context.
beatmapSet = context.BeatmapSetInfo.Include(s => s.Files).ThenInclude(f => f.FileInfo).First(s => s.ID == beatmapSet.ID);
if (beatmaps.Delete(beatmapSet))
{
if (!beatmapSet.Protected)
{
files.Dereference(beatmapSet.Files.Select(f => f.FileInfo).ToArray());
}
}
context.ChangeTracker.AutoDetectChangesEnabled = true;
}
}
/// <summary>
/// Delete an item from the manager.
/// Is a no-op for already deleted items.
/// </summary>
/// <param name="item">The item to delete.</param>
public void Delete(TModel item)
{
using (var usage = ContextFactory.GetForWrite())
{
var context = usage.Context;
context.ChangeTracker.AutoDetectChangesEnabled = false;
// re-fetch the model on the import context.
var foundModel = queryModel().Include(s => s.Files).ThenInclude(f => f.FileInfo).First(s => s.ID == item.ID);
if (foundModel.DeletePending)
{
return;
}
if (ModelStore.Delete(foundModel))
{
Files.Dereference(foundModel.Files.Select(f => f.FileInfo).ToArray());
}
context.ChangeTracker.AutoDetectChangesEnabled = true;
}
}