Warning, file /plasma/plasma-mobile/containments/homescreens/halcyon/applicationfolder.cpp was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

 // SPDX-FileCopyrightText: 2022 Devin Lin <devin@kde.org>
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "applicationfolder.h"
 
 #include <QJsonArray>
 
 ApplicationFolder::ApplicationFolder(QObject *parent, QString name)
     : QObject{parent}
     , m_name{name}
     , m_applicationFolderModel{new ApplicationFolderModel{this}}
 {
 }
 
 ApplicationFolder *ApplicationFolder::fromJson(QJsonObject &obj, QObject *parent)
 {
     QString name = obj[QStringLiteral("name")].toString();
     QList<Application *> apps;
     for (auto storageId : obj[QStringLiteral("apps")].toArray()) {
         if (KService::Ptr service = KService::serviceByStorageId(storageId.toString())) {
             apps.append(new Application(parent, service));
         }
     }
 
     ApplicationFolder *folder = new ApplicationFolder(parent, name);
     folder->setApplications(apps);
     return folder;
 }
 
 QJsonObject ApplicationFolder::toJson()
 {
     QJsonObject obj;
     obj[QStringLiteral("type")] = "folder";
     obj[QStringLiteral("name")] = m_name;
 
     QJsonArray arr;
     for (auto *application : m_applications) {
         arr.append(QJsonValue::fromVariant(application->storageId()));
     }
 
     obj[QStringLiteral("apps")] = arr;
 
     return obj;
 }
 
 QString ApplicationFolder::name() const
 {
     return m_name;
 }
 
 void ApplicationFolder::setName(QString &name)
 {
     m_name = name;
     Q_EMIT nameChanged();
     Q_EMIT saveRequested();
 }
 
 QList<Application *> ApplicationFolder::appPreviews()
 {
     QList<Application *> previews;
     // we give a maximum of 4 icons
     for (int i = 0; i < std::min<int>(m_applications.length(), 4); ++i) {
         previews.push_back(m_applications[i]);
     }
     return previews;
 }
 
 ApplicationFolderModel *ApplicationFolder::applications()
 {
     return m_applicationFolderModel;
 }
 
 void ApplicationFolder::setApplications(QList<Application *> applications)
 {
     if (m_applicationFolderModel) {
         m_applicationFolderModel->deleteLater();
     }
 
     m_applications = applications;
     m_applicationFolderModel = new ApplicationFolderModel{this};
 
     Q_EMIT applicationsChanged();
     Q_EMIT applicationsReset();
     Q_EMIT saveRequested();
 }
 
 void ApplicationFolder::moveEntry(int fromRow, int toRow)
 {
     m_applicationFolderModel->moveEntry(fromRow, toRow);
 }
 
 void ApplicationFolder::addApp(const QString &storageId, int row)
 {
     m_applicationFolderModel->addApp(storageId, row);
 }
 
 void ApplicationFolder::removeApp(int row)
 {
     m_applicationFolderModel->removeApp(row);
 }
 
 void ApplicationFolder::moveAppOut(int row)
 {
     if (row < 0 || row >= m_applications.size()) {
         return;
     }
 
     Q_EMIT moveAppOutRequested(m_applications[row]->storageId());
     removeApp(row);
 }
 
 ApplicationFolderModel::ApplicationFolderModel(ApplicationFolder *folder)
     : QAbstractListModel{folder}
     , m_folder{folder}
 {
 }
 
 int ApplicationFolderModel::rowCount(const QModelIndex &parent) const
 {
     return m_folder->m_applications.size();
 }
 
 QVariant ApplicationFolderModel::data(const QModelIndex &index, int role) const
 {
     if (!index.isValid()) {
         return QVariant();
     }
 
     switch (role) {
     case ApplicationRole:
         return QVariant::fromValue(m_folder->m_applications.at(index.row()));
     }
 
     return QVariant();
 }
 
 QHash<int, QByteArray> ApplicationFolderModel::roleNames() const
 {
     return {{ApplicationRole, "application"}};
 }
 
 void ApplicationFolderModel::moveEntry(int fromRow, int toRow)
 {
     if (fromRow < 0 || toRow < 0 || fromRow >= m_folder->m_applications.length() || toRow >= m_folder->m_applications.length() || fromRow == toRow) {
         return;
     }
     if (toRow > fromRow) {
         ++toRow;
     }
 
     beginMoveRows(QModelIndex(), fromRow, fromRow, QModelIndex(), toRow);
     if (toRow > fromRow) {
         Application *app = m_folder->m_applications.at(fromRow);
         m_folder->m_applications.insert(toRow, app);
         m_folder->m_applications.takeAt(fromRow);
     } else {
         Application *app = m_folder->m_applications.takeAt(fromRow);
         m_folder->m_applications.insert(toRow, app);
     }
     endMoveRows();
     Q_EMIT m_folder->applicationsChanged();
     Q_EMIT m_folder->saveRequested();
 }
 
 void ApplicationFolderModel::addApp(const QString &storageId, int row)
 {
     if (row < 0 || row > m_folder->m_applications.size()) {
         return;
     }
 
     if (KService::Ptr service = KService::serviceByStorageId(storageId)) {
         beginInsertRows(QModelIndex(), row, row);
         Application *app = new Application(this, service);
         m_folder->m_applications.insert(row, app);
         endInsertRows();
 
         Q_EMIT m_folder->applicationsChanged();
         Q_EMIT m_folder->saveRequested();
     }
 }
 
 void ApplicationFolderModel::removeApp(int row)
 {
     if (row < 0 || row >= m_folder->m_applications.size()) {
         return;
     }
 
     beginRemoveRows(QModelIndex(), row, row);
     m_folder->m_applications[row]->deleteLater();
     m_folder->m_applications.removeAt(row);
     endRemoveRows();
 
     Q_EMIT m_folder->applicationsChanged();
     Q_EMIT m_folder->saveRequested();
 }