feat: Add tools, fabric and executable handler (#230)

tools/ReadVisibleFilesTool.cpp

@@ -0,0 +1,86 @@
+/* 
+ * Copyright (C) 2025 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/>.
+ */
+
+#include "ReadVisibleFilesTool.hpp"
+
+#include <coreplugin/editormanager/editormanager.h>
+#include <coreplugin/editormanager/ieditor.h>
+#include <logger/Logger.hpp>
+#include <QJsonArray>
+#include <QJsonObject>
+#include <QtConcurrent>
+
+namespace QodeAssist::Tools {
+
+ReadVisibleFilesTool::ReadVisibleFilesTool(QObject *parent)
+    : BaseTool(parent)
+{}
+
+QString ReadVisibleFilesTool::name() const
+{
+    return "read_visible_files";
+}
+
+QString ReadVisibleFilesTool::description() const
+{
+    return "Read the content of all currently visible files in editor tabs. "
+           "Returns content from all open tabs that are currently visible, including unsaved "
+           "changes. "
+           "No parameters required.";
+}
+
+QFuture<QString> ReadVisibleFilesTool::executeAsync(const QJsonObject &input)
+{
+    Q_UNUSED(input)
+
+    return QtConcurrent::run([this]() -> QString {
+        auto editors = Core::EditorManager::visibleEditors();
+
+        if (editors.isEmpty()) {
+            QString error = "Error: No visible files in the editor";
+            throw std::runtime_error(error.toStdString());
+        }
+
+        QStringList results;
+
+        for (auto editor : editors) {
+            if (!editor || !editor->document()) {
+                continue;
+            }
+
+            QString filePath = editor->document()->filePath().toFSPathString();
+            QByteArray contentBytes = editor->document()->contents();
+            QString fileContent = QString::fromUtf8(contentBytes);
+
+            QString fileResult;
+            if (fileContent.isEmpty()) {
+                fileResult
+                    = QString("File: %1\n\nThe file is empty or could not be read").arg(filePath);
+            } else {
+                fileResult = QString("File: %1\n\nContent:\n%2").arg(filePath, fileContent);
+            }
+
+            results.append(fileResult);
+        }
+
+        return results.join("\n\n" + QString(80, '=') + "\n\n");
+    });
+}
+
+} // namespace QodeAssist::Tools