fix: Add checking model support for tool calling (#350)

templates/ToolMessages.hpp

@@ -0,0 +1,45 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonValue>
+
+#include "pluginllmcore/ContextData.hpp"
+
+namespace QodeAssist::Templates {
+
+inline bool appendOpenAIToolMessage(QJsonArray &messages, const PluginLLMCore::Message &msg)
+{
+    if (!msg.toolCalls.isEmpty()) {
+        QJsonArray toolCalls;
+        for (const auto &call : msg.toolCalls) {
+            toolCalls.append(QJsonObject{
+                {"id", call.id},
+                {"type", "function"},
+                {"function",
+                 QJsonObject{
+                     {"name", call.name},
+                     {"arguments",
+                      QString::fromUtf8(
+                          QJsonDocument(call.arguments).toJson(QJsonDocument::Compact))}}}});
+        }
+        QJsonObject toolMessage{{"role", "assistant"}, {"tool_calls", toolCalls}};
+        toolMessage["content"] = msg.content.isEmpty() ? QJsonValue() : QJsonValue(msg.content);
+        messages.append(toolMessage);
+        return true;
+    }
+
+    if (msg.role == QLatin1String("tool")) {
+        messages.append(QJsonObject{
+            {"role", "tool"}, {"tool_call_id", msg.toolCallId}, {"content", msg.content}});
+        return true;
+    }
+
+    return false;
+}
+
+} // namespace QodeAssist::Templates