1 files changed, 71 insertions, 0 deletions
diff --git a/api/logic/meta/Index.h b/api/logic/meta/Index.h
new file mode 100644
index 00000000..9811e152
--- /dev/null
+++ b/api/logic/meta/Index.h
@@ -0,0 +1,71 @@
+/* Copyright 2015-2017 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <QAbstractListModel>
+#include <memory>
+
+#include "BaseEntity.h"
+
+#include "multimc_logic_export.h"
+
+class Task;
+
+namespace Meta
+{
+using VersionListPtr = std::shared_ptr<class VersionList>;
+using VersionPtr = std::shared_ptr<class Version>;
+
+class MULTIMC_LOGIC_EXPORT Index : public QAbstractListModel, public BaseEntity
+{
+	Q_OBJECT
+public:
+	explicit Index(QObject *parent = nullptr);
+	explicit Index(const QVector<VersionListPtr> &lists, QObject *parent = nullptr);
+
+	enum
+	{
+		UidRole = Qt::UserRole,
+		NameRole,
+		ListPtrRole
+	};
+
+	QVariant data(const QModelIndex &index, int role) const override;
+	int rowCount(const QModelIndex &parent) const override;
+	int columnCount(const QModelIndex &parent) const override;
+	QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+
+	QString localFilename() const override { return "index.json"; }
+
+	// queries
+	VersionListPtr get(const QString &uid);
+	VersionPtr get(const QString &uid, const QString &version);
+	bool hasUid(const QString &uid) const;
+
+	QVector<VersionListPtr> lists() const { return m_lists; }
+
+public: // for usage by parsers only
+	void merge(const BaseEntity::Ptr &other) override;
+	void parse(const QJsonObject &obj) override;
+
+private:
+	QVector<VersionListPtr> m_lists;
+	QHash<QString, VersionListPtr> m_uids;
+
+	void connectVersionList(const int row, const VersionListPtr &list);
+};
+}
+