Add stopping chat requests and button

chatview/ChatModel.cpp

@@ -187,4 +187,9 @@ int ChatModel::tokensThreshold() const
     return settings.chatTokensThreshold();
 }
 
+QString ChatModel::lastMessageId() const
+{
+    return !m_messages.isEmpty() ? m_messages.last().id : "";
+}
+
 } // namespace QodeAssist::Chat

chatview/ChatModel.hpp

@@ -66,6 +66,7 @@ public:
     int tokensThreshold() const;
 
     QString currentModel() const;
+    QString lastMessageId() const;
 
 signals:
     void totalTokensChanged();

chatview/ChatRootView.cpp

@@ -60,6 +60,11 @@ void ChatRootView::copyToClipboard(const QString &text)
     QGuiApplication::clipboard()->setText(text);
 }
 
+void ChatRootView::cancelRequest()
+{
+    m_clientInterface->cancelRequest();
+}
+
 void ChatRootView::generateColors()
 {
     QColor baseColor = backgroundColor();

chatview/ChatRootView.hpp

@@ -52,6 +52,7 @@ public:
 public slots:
     void sendMessage(const QString &message) const;
     void copyToClipboard(const QString &text);
+    void cancelRequest();
 
 signals:
     void chatModelChanged();

chatview/ClientInterface.cpp

@@ -56,6 +56,8 @@ ClientInterface::~ClientInterface() = default;
 
 void ClientInterface::sendMessage(const QString &message)
 {
+    cancelRequest();
+
     LOG_MESSAGE("Sending message: " + message);
     LOG_MESSAGE("chatProvider " + Settings::generalSettings().chatLlmProviders.stringValue());
     LOG_MESSAGE("chatTemplate " + Settings::generalSettings().chatPrompts.stringValue());
@@ -74,6 +76,9 @@ void ClientInterface::sendMessage(const QString &message)
     providerRequest["stream"] = true;
     providerRequest["messages"] = m_chatModel->prepareMessagesForRequest(context);
 
+    if (!chatTemplate || !chatProvider) {
+        LOG_MESSAGE("Check settings, provider or template are not set");
+    }
     chatTemplate->prepareRequest(providerRequest, context);
     chatProvider->prepareRequest(providerRequest, LLMCore::RequestType::Chat);
 
@@ -89,7 +94,6 @@ void ClientInterface::sendMessage(const QString &message)
     QJsonObject request;
     request["id"] = QUuid::createUuid().toString();
 
-    m_accumulatedResponse.clear();
     m_chatModel->addMessage(message, ChatModel::ChatRole::User, "");
     m_requestHandler->sendLLMRequest(config, request);
 }
@@ -97,10 +101,15 @@ void ClientInterface::sendMessage(const QString &message)
 void ClientInterface::clearMessages()
 {
     m_chatModel->clear();
-    m_accumulatedResponse.clear();
     LOG_MESSAGE("Chat history cleared");
 }
 
+void ClientInterface::cancelRequest()
+{
+    auto id = m_chatModel->lastMessageId();
+    m_requestHandler->cancelRequest(id);
+}
+
 void ClientInterface::handleLLMResponse(const QString &response,
                                         const QJsonObject &request,
                                         bool isComplete)

chatview/ClientInterface.hpp

@@ -38,6 +38,7 @@ public:
 
     void sendMessage(const QString &message);
     void clearMessages();
+    void cancelRequest();
 
 signals:
     void errorOccurred(const QString &error);
@@ -46,7 +47,6 @@ private:
     void handleLLMResponse(const QString &response, const QJsonObject &request, bool isComplete);
 
     LLMCore::RequestHandler *m_requestHandler;
-    QString m_accumulatedResponse;
     ChatModel *m_chatModel;
 };
 

chatview/qml/RootItem.qml

@@ -121,6 +121,15 @@ ChatRootView {
                 text: qsTr("Send")
                 onClicked: sendChatMessage()
             }
+
+            Button {
+                id: stopButton
+
+                Layout.alignment: Qt.AlignBottom
+                text: qsTr("Stop")
+                onClicked: root.cancelRequest()
+            }
+
             Button {
                 id: clearButton