project_ui_state.h

// SPDX-FileCopyrightText: © 2018-2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include <map>
#include <string_view>
 
#include "dsp/audio_input_selection.h"
#include "dsp/midi_input_selection.h"
#include "dsp/snap_grid.h"
#include "structure/arrangement/timeline.h"
#include "structure/project/arranger_tool.h"
#include "structure/project/clip_editor.h"
#include "structure/project/project.h"
#include "structure/tracks/track.h"
#include "utils/qt.h"
 
#include <QtQmlIntegration/qqmlintegration.h>
 
#include <nlohmann/json_fwd.hpp>
 
namespace zrythm::structure::project
{

class ProjectUiState : public QObject
{
  Q_OBJECT
  Q_PROPERTY (
    zrythm::structure::arrangement::Timeline * timeline READ timeline CONSTANT
      FINAL)
  Q_PROPERTY (
    zrythm::structure::project::ArrangerTool * tool READ tool CONSTANT FINAL)
  Q_PROPERTY (
    zrythm::structure::project::ClipEditor * clipEditor READ clipEditor CONSTANT
      FINAL)
  Q_PROPERTY (
    zrythm::dsp::SnapGrid * snapGridTimeline READ snapGridTimeline CONSTANT FINAL)
  Q_PROPERTY (
    zrythm::dsp::SnapGrid * snapGridEditor READ snapGridEditor CONSTANT FINAL)
  QML_ELEMENT
  QML_UNCREATABLE ("")
 
public:
  ProjectUiState (Project &project, utils::AppSettings &app_settings);
 
  structure::project::ArrangerTool * tool () const;
  structure::project::ClipEditor *   clipEditor () const;
  structure::arrangement::Timeline * timeline () const;
  dsp::SnapGrid *                    snapGridTimeline () const;
  dsp::SnapGrid *                    snapGridEditor () const;
 
  Q_INVOKABLE dsp::AudioInputSelection *
  audioInputSelectionForTrack (const structure::tracks::Track * track);
 
  Q_INVOKABLE dsp::MidiInputSelection *
  midiInputSelectionForTrack (const structure::tracks::Track * track);
 
  dsp::AudioInputSelection *
  find_audio_input_selection (const structure::tracks::Track::Uuid &uuid) const;
 
  dsp::MidiInputSelection *
  find_midi_input_selection (const structure::tracks::Track::Uuid &uuid) const;
 
  static constexpr auto kAudioInputSelectionsKey = "audioInputSelections"sv;
  static constexpr auto kMidiInputSelectionsKey = "midiInputSelections"sv;
 
Q_SIGNALS:
  void audioInputSelectionChanged ();
  void midiInputDeviceChanged ();
 
private:
  dsp::AudioInputSelection * get_or_create_audio_input_selection (
    const structure::tracks::Track::Uuid &uuid);
 
  dsp::MidiInputSelection * get_or_create_midi_input_selection (
    const structure::tracks::Track::Uuid &uuid);
 
private:
  static constexpr auto kSnapGridTimelineKey = "snapGridTimeline"sv;
  static constexpr auto kSnapGridEditorKey = "snapGridEditor"sv;
  friend void           to_json (nlohmann::json &j, const ProjectUiState &p);
  friend void           from_json (const nlohmann::json &j, ProjectUiState &p);
 
private:
  Project            &project_;
  utils::AppSettings &app_settings_;

  utils::QObjectUniquePtr<structure::project::ArrangerTool> tool_;

  utils::QObjectUniquePtr<structure::project::ClipEditor> clip_editor_;

  utils::QObjectUniquePtr<structure::arrangement::Timeline> timeline_;

  utils::QObjectUniquePtr<dsp::SnapGrid> snap_grid_timeline_;

  utils::QObjectUniquePtr<dsp::SnapGrid> snap_grid_editor_;

  std::map<
    structure::tracks::Track::Uuid,
    utils::QObjectUniquePtr<dsp::AudioInputSelection>>
    audio_input_selections_;

  std::map<
    structure::tracks::Track::Uuid,
    utils::QObjectUniquePtr<dsp::MidiInputSelection>>
    midi_input_selections_;
};
 
} // namespace zrythm::structure::project