edit_chord_object_command.h

// SPDX-FileCopyrightText: © 2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include "commands/chord_pad_commands.h"
#include "structure/arrangement/chord_object.h"
 
#include <QPointer>
#include <QUndoCommand>
 
namespace zrythm::commands
{

class EditChordObjectCommand : public QUndoCommand
{
public:
  EditChordObjectCommand (
    structure::arrangement::ChordObject * chord_object,
    const dsp::ChordDescriptor           &new_descriptor)
      : object_ (chord_object),
        before_ (
          ChordPadState::from_descriptor (*chord_object->chordDescriptor ())),
        after_ (ChordPadState::from_descriptor (new_descriptor))
  {
    setText (QObject::tr ("Edit chord"));
  }
 
  int id () const override { return 1762954987; }
 
  bool mergeWith (const QUndoCommand * other) override
  {
    if (other->id () != id ())
      return false;
    const auto * o = static_cast<const EditChordObjectCommand *> (other);
    if (object_ == nullptr || o->object_ == nullptr)
      return false;
    if (object_.data () != o->object_.data ())
      return false;
    after_ = o->after_;
    return true;
  }
 
  void undo () override
  {
    if (object_)
      before_.apply_to (*object_->chordDescriptor ());
  }
 
  void redo () override
  {
    if (object_)
      after_.apply_to (*object_->chordDescriptor ());
  }
 
private:
  QPointer<structure::arrangement::ChordObject> object_;
  ChordPadState                                 before_;
  ChordPadState                                 after_;
};
 
} // namespace zrythm::commands