build: fix new clang-tidy lints

src/core/model.hpp

@@ -2,7 +2,7 @@
 
 #include <functional>
 
-#include <bit>
+#include <QtCore/qtmetamacros.h>
 #include <qabstractitemmodel.h>
 #include <qcontainerfwd.h>
 #include <qobject.h>
@@ -49,14 +49,11 @@ class UntypedObjectModel: public QAbstractListModel {
 public:
 	explicit UntypedObjectModel(QObject* parent): QAbstractListModel(parent) {}
 
-	[[nodiscard]] qint32 rowCount(const QModelIndex& parent) const override;
-	[[nodiscard]] QVariant data(const QModelIndex& index, qint32 role) const override;
 	[[nodiscard]] QHash<int, QByteArray> roleNames() const override;
 
-	[[nodiscard]] QList<QObject*> values() const { return this->valuesList; }
-	void removeAt(qsizetype index);
+	[[nodiscard]] virtual QList<QObject*> values() = 0;
 
-	Q_INVOKABLE qsizetype indexOf(QObject* object);
+	Q_INVOKABLE virtual qsizetype indexOf(QObject* object) const = 0;
 
 	static UntypedObjectModel* emptyInstance();
 
@@ -71,15 +68,6 @@ signals:
 	/// Sent immediately after an object is removed from the list.
 	void objectRemovedPost(QObject* object, qsizetype index);
 
-protected:
-	void insertObject(QObject* object, qsizetype index = -1);
-	bool removeObject(const QObject* object);
-
-	// Assumes only one instance of a specific value
-	void diffUpdate(const QVector<QObject*>& newValues);
-
-	QVector<QObject*> valuesList;
-
 private:
 	static qsizetype valuesCount(QQmlListProperty<QObject>* property);
 	static QObject* valueAt(QQmlListProperty<QObject>* property, qsizetype index);
@@ -90,14 +78,20 @@ class ObjectModel: public UntypedObjectModel {
 public:
 	explicit ObjectModel(QObject* parent): UntypedObjectModel(parent) {}
 
-	[[nodiscard]] QVector<T*>& valueList() { return *std::bit_cast<QVector<T*>*>(&this->valuesList); }
-
-	[[nodiscard]] const QVector<T*>& valueList() const {
-		return *std::bit_cast<const QVector<T*>*>(&this->valuesList);
-	}
+	[[nodiscard]] const QList<T*>& valueList() const { return this->mValuesList; }
+	[[nodiscard]] QList<T*>& valueList() { return this->mValuesList; }
 
 	void insertObject(T* object, qsizetype index = -1) {
-		this->UntypedObjectModel::insertObject(object, index);
+		auto iindex = index == -1 ? this->mValuesList.length() : index;
+		emit this->objectInsertedPre(object, iindex);
+
+		auto intIndex = static_cast<qint32>(iindex);
+		this->beginInsertRows(QModelIndex(), intIndex, intIndex);
+		this->mValuesList.insert(iindex, object);
+		this->endInsertRows();
+
+		emit this->valuesChanged();
+		emit this->objectInsertedPost(object, iindex);
 	}
 
 	void insertObjectSorted(T* object, const std::function<bool(T*, T*)>& compare) {
@@ -110,17 +104,71 @@ public:
 		}
 
 		auto idx = iter - list.begin();
-		this->UntypedObjectModel::insertObject(object, idx);
+		this->insertObject(object, idx);
 	}
 
-	void removeObject(const T* object) { this->UntypedObjectModel::removeObject(object); }
+	bool removeObject(const T* object) {
+		auto index = this->mValuesList.indexOf(object);
+		if (index == -1) return false;
+
+		this->removeAt(index);
+		return true;
+	}
+
+	void removeAt(qsizetype index) {
+		auto* object = this->mValuesList.at(index);
+		emit this->objectRemovedPre(object, index);
+
+		auto intIndex = static_cast<qint32>(index);
+		this->beginRemoveRows(QModelIndex(), intIndex, intIndex);
+		this->mValuesList.removeAt(index);
+		this->endRemoveRows();
+
+		emit this->valuesChanged();
+		emit this->objectRemovedPost(object, index);
+	}
 
 	// Assumes only one instance of a specific value
-	void diffUpdate(const QVector<T*>& newValues) {
-		this->UntypedObjectModel::diffUpdate(*std::bit_cast<const QVector<QObject*>*>(&newValues));
+	void diffUpdate(const QList<T*>& newValues) {
+		for (qsizetype i = 0; i < this->mValuesList.length();) {
+			if (newValues.contains(this->mValuesList.at(i))) i++;
+			else this->removeAt(i);
+		}
+
+		qsizetype oi = 0;
+		for (auto* object: newValues) {
+			if (this->mValuesList.length() == oi || this->mValuesList.at(oi) != object) {
+				this->insertObject(object, oi);
+			}
+
+			oi++;
+		}
 	}
 
 	static ObjectModel<T>* emptyInstance() {
 		return static_cast<ObjectModel<T>*>(UntypedObjectModel::emptyInstance());
 	}
+
+	[[nodiscard]] qint32 rowCount(const QModelIndex& parent) const override {
+		if (parent != QModelIndex()) return 0;
+		return static_cast<qint32>(this->mValuesList.length());
+	}
+
+	[[nodiscard]] QVariant data(const QModelIndex& index, qint32 role) const override {
+		if (role != Qt::UserRole) return QVariant();
+		// Values must be QObject derived, but we can't assert that here without breaking forward decls,
+		// so no static_cast.
+		return QVariant::fromValue(reinterpret_cast<QObject*>(this->mValuesList.at(index.row())));
+	}
+
+	qsizetype indexOf(QObject* object) const override {
+		return this->mValuesList.indexOf(reinterpret_cast<T*>(object));
+	}
+
+	[[nodiscard]] QList<QObject*> values() override {
+		return *reinterpret_cast<QList<QObject*>*>(&this->mValuesList);
+	}
+
+private:
+	QList<T*> mValuesList;
 };