more unfinished changes, process tab for dashboard

Plugins/ZShell/Settings/common.hpp

@@ -0,0 +1,99 @@
+#pragma once
+
+#include <qjsonvalue.h>
+#include <qlist.h>
+#include <qloggingcategory.h>
+#include <qobject.h>
+#include <qqmlintegration.h>
+
+namespace ZShell::settings {
+
+Q_DECLARE_LOGGING_CATEGORY(lcSettings)
+
+class Node;
+
+enum class WriteOrigin : quint8 {
+	Init,	   // On init
+	File,	   // From the JSON file
+	FileReset, // When option not present in file
+	Layer,	   // From the fallback layer
+	Qml,	   // From QML
+	QmlReset,  // On option reset
+};
+
+class WriteScope {
+	public:
+	explicit WriteScope(Node* node, WriteOrigin origin);
+	~WriteScope();
+
+	private:
+	Node* const m_root;
+	const WriteOrigin m_previous;
+
+	Q_DISABLE_COPY_MOVE(WriteScope)
+};
+
+class InternalRead {
+	public:
+	explicit InternalRead(Node* node);
+	~InternalRead();
+
+	private:
+	Node* const m_root;
+	const bool m_previous;
+
+	Q_DISABLE_COPY_MOVE(InternalRead)
+};
+
+class DiagnosticType : public QObject {
+	Q_OBJECT
+	QML_ELEMENT
+	QML_SINGLETON
+
+	public:
+	enum Type : quint8 {
+		UnknownOption = 0,
+		GlobalOption,
+		TypeMismatch,
+		InvalidValue,
+	};
+	Q_ENUM(Type)
+
+	Q_INVOKABLE static QString toString(Type t);
+};
+
+enum class ExpectedType : quint8 {
+	Bool,
+	Int,
+	Real,
+	String,
+	Array,
+	Object,
+};
+
+struct Diagnostic {
+	Q_GADGET
+	QML_VALUE_TYPE(diagnostic)
+
+	Q_PROPERTY(DiagnosticType::Type type MEMBER type)
+	Q_PROPERTY(QString option MEMBER option)
+	Q_PROPERTY(QString message MEMBER message)
+
+	public:
+	DiagnosticType::Type type = DiagnosticType::UnknownOption;
+	QString option;
+	QString message;
+
+	static Diagnostic mismatch(
+		ExpectedType expected,
+		const QJsonValue& value,
+		const QString& option = {});
+	static Diagnostic mismatch(
+		const QList<ExpectedType>& expected,
+		const QJsonValue& value,
+		const QString& option = {});
+
+	bool operator==(const Diagnostic& other) const = default;
+};
+
+} // namespace ZShell::settings