refactor: Move context to separate lib

context/ChangesManager.h

@@ -0,0 +1,61 @@
+/* 
+ * Copyright (C) 2024 Petr Mironychev
+ *
+ * This file is part of QodeAssist.
+ *
+ * QodeAssist is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QodeAssist is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QodeAssist. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <QDateTime>
+#include <QHash>
+#include <QQueue>
+#include <QTimer>
+#include <texteditor/textdocument.h>
+
+namespace QodeAssist {
+
+class ChangesManager : public QObject
+{
+    Q_OBJECT
+
+public:
+    struct ChangeInfo
+    {
+        QString fileName;
+        int lineNumber;
+        QString lineContent;
+    };
+
+    static ChangesManager &instance();
+
+    void addChange(TextEditor::TextDocument *document,
+                   int position,
+                   int charsRemoved,
+                   int charsAdded);
+    QString getRecentChangesContext(const TextEditor::TextDocument *currentDocument) const;
+
+private:
+    ChangesManager();
+    ~ChangesManager();
+    ChangesManager(const ChangesManager &) = delete;
+    ChangesManager &operator=(const ChangesManager &) = delete;
+
+    void cleanupOldChanges();
+
+    QHash<TextEditor::TextDocument *, QQueue<ChangeInfo>> m_documentChanges;
+};
+
+} // namespace QodeAssist