move_tracks_command.h

// SPDX-FileCopyrightText: © 2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include <unordered_set>
#include <vector>
 
#include "structure/tracks/track_collection.h"
 
#include <QUndoCommand>
 
namespace zrythm::commands
{

class MoveTracksCommand : public QUndoCommand
{
public:
  MoveTracksCommand (
    structure::tracks::TrackCollection                &collection,
    std::vector<structure::tracks::TrackUuidReference> track_refs,
    int                                                target_position,
    std::optional<structure::tracks::Track::Uuid> target_folder = std::nullopt);
 
  void undo () override;
  void redo () override;
  int  id () const override;
 
private:
  bool is_internal_parent (
    const std::optional<structure::tracks::Track::Uuid> &parent) const;
 
private:
  structure::tracks::TrackCollection &collection_;

  std::vector<structure::tracks::TrackUuidReference> track_refs_;

  std::vector<int> original_positions_;

  int target_position_;

  std::optional<structure::tracks::Track::Uuid> target_folder_;

  std::vector<std::optional<structure::tracks::Track::Uuid>>
    original_folder_parents_;

  bool target_folder_was_expanded_{ false };

  std::unordered_set<structure::tracks::Track::Uuid> moved_uuids_;
};
 
} // namespace zrythm::commands