Fix all warnings in QML

ChatView/CMakeLists.txt

@@ -0,0 +1,39 @@
+qt_add_library(QodeAssistChatView STATIC)
+
+qt_policy(SET QTP0001 NEW)
+
+# URI name should match the subdirectory name to suppress the warning
+qt_add_qml_module(QodeAssistChatView
+    URI ChatView
+    VERSION 1.0
+    DEPENDENCIES QtQuick
+    QML_FILES
+    qml/RootItem.qml
+    qml/ChatItem.qml
+    qml/Badge.qml
+    qml/dialog/CodeBlock.qml
+    qml/dialog/TextBlock.qml
+    SOURCES
+    ChatWidget.hpp ChatWidget.cpp
+    ChatModel.hpp ChatModel.cpp
+    ChatRootView.hpp ChatRootView.cpp
+    ClientInterface.hpp ClientInterface.cpp
+    MessagePart.hpp
+    ChatUtils.h ChatUtils.cpp
+)
+
+target_link_libraries(QodeAssistChatView
+    PUBLIC
+    Qt::Widgets
+    Qt::Quick
+    Qt::QuickWidgets
+    Qt::Network
+    QtCreator::Core
+    QtCreator::Utils
+    LLMCore
+    QodeAssistSettings
+)
+
+target_include_directories(QodeAssistChatView
+    PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}
+)

ChatView/ChatModel.cpp

@@ -0,0 +1,195 @@
+/*
+ * 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/>.
+ */
+
+#include "ChatModel.hpp"
+#include <QtCore/qjsonobject.h>
+#include <QtQml>
+#include <utils/aspects.h>
+
+#include "ChatAssistantSettings.hpp"
+
+namespace QodeAssist::Chat {
+
+ChatModel::ChatModel(QObject *parent)
+    : QAbstractListModel(parent)
+    , m_totalTokens(0)
+{
+    auto &settings = Settings::chatAssistantSettings();
+
+    connect(&settings.chatTokensThreshold,
+            &Utils::BaseAspect::changed,
+            this,
+            &ChatModel::tokensThresholdChanged);
+}
+
+int ChatModel::rowCount(const QModelIndex &parent) const
+{
+    return m_messages.size();
+}
+
+QVariant ChatModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || index.row() >= m_messages.size())
+        return QVariant();
+
+    const Message &message = m_messages[index.row()];
+    switch (static_cast<Roles>(role)) {
+    case Roles::RoleType:
+        return QVariant::fromValue(message.role);
+    case Roles::Content: {
+        return message.content;
+    }
+    default:
+        return QVariant();
+    }
+}
+
+QHash<int, QByteArray> ChatModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+    roles[Roles::RoleType] = "roleType";
+    roles[Roles::Content] = "content";
+    return roles;
+}
+
+void ChatModel::addMessage(const QString &content, ChatRole role, const QString &id)
+{
+    int tokenCount = estimateTokenCount(content);
+
+    if (!m_messages.isEmpty() && !id.isEmpty() && m_messages.last().id == id) {
+        Message &lastMessage = m_messages.last();
+        int oldTokenCount = lastMessage.tokenCount;
+        lastMessage.content = content;
+        lastMessage.tokenCount = tokenCount;
+        m_totalTokens += (tokenCount - oldTokenCount);
+        emit dataChanged(index(m_messages.size() - 1), index(m_messages.size() - 1));
+    } else {
+        beginInsertRows(QModelIndex(), m_messages.size(), m_messages.size());
+        m_messages.append({role, content, tokenCount, id});
+        m_totalTokens += tokenCount;
+        endInsertRows();
+    }
+
+    trim();
+    emit totalTokensChanged();
+}
+
+QVector<ChatModel::Message> ChatModel::getChatHistory() const
+{
+    return m_messages;
+}
+
+void ChatModel::trim()
+{
+    while (m_totalTokens > tokensThreshold()) {
+        if (!m_messages.isEmpty()) {
+            m_totalTokens -= m_messages.first().tokenCount;
+            beginRemoveRows(QModelIndex(), 0, 0);
+            m_messages.removeFirst();
+            endRemoveRows();
+        } else {
+            break;
+        }
+    }
+}
+
+int ChatModel::estimateTokenCount(const QString &text) const
+{
+    return text.length() / 4;
+}
+
+void ChatModel::clear()
+{
+    beginResetModel();
+    m_messages.clear();
+    m_totalTokens = 0;
+    endResetModel();
+    emit totalTokensChanged();
+}
+
+QList<MessagePart> ChatModel::processMessageContent(const QString &content) const
+{
+    QList<MessagePart> parts;
+    QRegularExpression codeBlockRegex("```(\\w*)\\n?([\\s\\S]*?)```");
+    int lastIndex = 0;
+    auto blockMatches = codeBlockRegex.globalMatch(content);
+
+    while (blockMatches.hasNext()) {
+        auto match = blockMatches.next();
+        if (match.capturedStart() > lastIndex) {
+            QString textBetween = content.mid(lastIndex, match.capturedStart() - lastIndex).trimmed();
+            if (!textBetween.isEmpty()) {
+                parts.append({MessagePart::Text, textBetween, ""});
+            }
+        }
+        parts.append({MessagePart::Code, match.captured(2).trimmed(), match.captured(1)});
+        lastIndex = match.capturedEnd();
+    }
+
+    if (lastIndex < content.length()) {
+        QString remainingText = content.mid(lastIndex).trimmed();
+        if (!remainingText.isEmpty()) {
+            parts.append({MessagePart::Text, remainingText, ""});
+        }
+    }
+
+    return parts;
+}
+
+QJsonArray ChatModel::prepareMessagesForRequest(LLMCore::ContextData context) const
+{
+    QJsonArray messages;
+
+    messages.append(QJsonObject{{"role", "system"}, {"content", context.systemPrompt}});
+
+    for (const auto &message : m_messages) {
+        QString role;
+        switch (message.role) {
+        case ChatRole::User:
+            role = "user";
+            break;
+        case ChatRole::Assistant:
+            role = "assistant";
+            break;
+        default:
+            continue;
+        }
+        messages.append(QJsonObject{{"role", role}, {"content", message.content}});
+    }
+
+    return messages;
+}
+
+int ChatModel::totalTokens() const
+{
+    return m_totalTokens;
+}
+
+int ChatModel::tokensThreshold() const
+{
+    auto &settings = Settings::chatAssistantSettings();
+    return settings.chatTokensThreshold();
+}
+
+QString ChatModel::lastMessageId() const
+{
+    return !m_messages.isEmpty() ? m_messages.last().id : "";
+}
+
+} // namespace QodeAssist::Chat

ChatView/ChatModel.hpp

@@ -0,0 +1,85 @@
+/*
+ * 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 "ContextData.hpp"
+#include "MessagePart.hpp"
+
+#include <QAbstractListModel>
+#include <QJsonArray>
+#include <QtQmlIntegration>
+
+namespace QodeAssist::Chat {
+
+class ChatModel : public QAbstractListModel
+{
+    Q_OBJECT
+    Q_PROPERTY(int totalTokens READ totalTokens NOTIFY totalTokensChanged FINAL)
+    Q_PROPERTY(int tokensThreshold READ tokensThreshold NOTIFY tokensThresholdChanged FINAL)
+    QML_ELEMENT
+
+public:
+    enum Roles { RoleType = Qt::UserRole, Content };
+
+    enum ChatRole { System, User, Assistant };
+    Q_ENUM(ChatRole)
+
+    struct Message
+    {
+        ChatRole role;
+        QString content;
+        int tokenCount;
+        QString id;
+    };
+
+    explicit ChatModel(QObject *parent = nullptr);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QHash<int, QByteArray> roleNames() const override;
+
+    Q_INVOKABLE void addMessage(const QString &content, ChatRole role, const QString &id);
+    Q_INVOKABLE void clear();
+    Q_INVOKABLE QList<MessagePart> processMessageContent(const QString &content) const;
+
+    QVector<Message> getChatHistory() const;
+    QJsonArray prepareMessagesForRequest(LLMCore::ContextData context) const;
+
+    int totalTokens() const;
+    int tokensThreshold() const;
+
+    QString currentModel() const;
+    QString lastMessageId() const;
+
+signals:
+    void totalTokensChanged();
+    void tokensThresholdChanged();
+
+private:
+    void trim();
+    int estimateTokenCount(const QString &text) const;
+
+    QVector<Message> m_messages;
+    int m_totalTokens = 0;
+};
+
+} // namespace QodeAssist::Chat
+Q_DECLARE_METATYPE(QodeAssist::Chat::ChatModel::Message)
+Q_DECLARE_METATYPE(QodeAssist::Chat::MessagePart)

ChatView/ChatRootView.cpp

@@ -0,0 +1,144 @@
+/*
+ * 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/>.
+ */
+
+#include "ChatRootView.hpp"
+#include <QtGui/qclipboard.h>
+#include <utils/theme/theme.h>
+#include <utils/utilsicons.h>
+
+#include "ChatAssistantSettings.hpp"
+#include "GeneralSettings.hpp"
+
+namespace QodeAssist::Chat {
+
+ChatRootView::ChatRootView(QQuickItem *parent)
+    : QQuickItem(parent)
+    , m_chatModel(new ChatModel(this))
+    , m_clientInterface(new ClientInterface(m_chatModel, this))
+{
+    auto &settings = Settings::generalSettings();
+
+    connect(&settings.caModel,
+            &Utils::BaseAspect::changed,
+            this,
+            &ChatRootView::currentTemplateChanged);
+
+    connect(&Settings::chatAssistantSettings().sharingCurrentFile,
+            &Utils::BaseAspect::changed,
+            this,
+            &ChatRootView::isSharingCurrentFileChanged);
+
+    generateColors();
+}
+
+ChatModel *ChatRootView::chatModel() const
+{
+    return m_chatModel;
+}
+
+QColor ChatRootView::backgroundColor() const
+{
+    return Utils::creatorColor(Utils::Theme::BackgroundColorNormal);
+}
+
+void ChatRootView::sendMessage(const QString &message, bool sharingCurrentFile) const
+{
+    m_clientInterface->sendMessage(message, sharingCurrentFile);
+}
+
+void ChatRootView::copyToClipboard(const QString &text)
+{
+    QGuiApplication::clipboard()->setText(text);
+}
+
+void ChatRootView::cancelRequest()
+{
+    m_clientInterface->cancelRequest();
+}
+
+void ChatRootView::generateColors()
+{
+    QColor baseColor = backgroundColor();
+    bool isDarkTheme = baseColor.lightness() < 128;
+
+    if (isDarkTheme) {
+        m_primaryColor = generateColor(baseColor, 0.1, 1.2, 1.4);
+        m_secondaryColor = generateColor(baseColor, -0.1, 1.1, 1.2);
+        m_codeColor = generateColor(baseColor, 0.05, 0.8, 1.1);
+    } else {
+        m_primaryColor = generateColor(baseColor, 0.05, 1.05, 1.1);
+        m_secondaryColor = generateColor(baseColor, -0.05, 1.1, 1.2);
+        m_codeColor = generateColor(baseColor, 0.02, 0.95, 1.05);
+    }
+}
+
+QColor ChatRootView::generateColor(const QColor &baseColor,
+                                   float hueShift,
+                                   float saturationMod,
+                                   float lightnessMod)
+{
+    float h, s, l, a;
+    baseColor.getHslF(&h, &s, &l, &a);
+    bool isDarkTheme = l < 0.5;
+
+    h = fmod(h + hueShift + 1.0, 1.0);
+
+    s = qBound(0.0f, s * saturationMod, 1.0f);
+
+    if (isDarkTheme) {
+        l = qBound(0.0f, l * lightnessMod, 1.0f);
+    } else {
+        l = qBound(0.0f, l / lightnessMod, 1.0f);
+    }
+
+    h = qBound(0.0f, h, 1.0f);
+    s = qBound(0.0f, s, 1.0f);
+    l = qBound(0.0f, l, 1.0f);
+    a = qBound(0.0f, a, 1.0f);
+
+    return QColor::fromHslF(h, s, l, a);
+}
+
+QString ChatRootView::currentTemplate() const
+{
+    auto &settings = Settings::generalSettings();
+    return settings.caModel();
+}
+
+QColor ChatRootView::primaryColor() const
+{
+    return m_primaryColor;
+}
+
+QColor ChatRootView::secondaryColor() const
+{
+    return m_secondaryColor;
+}
+
+QColor ChatRootView::codeColor() const
+{
+    return m_codeColor;
+}
+
+bool ChatRootView::isSharingCurrentFile() const
+{
+    return Settings::chatAssistantSettings().sharingCurrentFile();
+}
+
+} // namespace QodeAssist::Chat

ChatView/ChatRootView.hpp

@@ -0,0 +1,86 @@
+/*
+ * 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 <QQuickItem>
+
+#include "ChatModel.hpp"
+#include "ClientInterface.hpp"
+
+namespace QodeAssist::Chat {
+
+class ChatRootView : public QQuickItem
+{
+    Q_OBJECT
+    // Possibly Qt bug: QTBUG-131004
+    // The class type name must be fully qualified
+    // including the namespace.
+    // Otherwise qmlls can't find it.
+    Q_PROPERTY(QodeAssist::Chat::ChatModel *chatModel READ chatModel NOTIFY chatModelChanged FINAL)
+    Q_PROPERTY(QString currentTemplate READ currentTemplate NOTIFY currentTemplateChanged FINAL)
+    Q_PROPERTY(QColor backgroundColor READ backgroundColor CONSTANT FINAL)
+    Q_PROPERTY(QColor primaryColor READ primaryColor CONSTANT FINAL)
+    Q_PROPERTY(QColor secondaryColor READ secondaryColor CONSTANT FINAL)
+    Q_PROPERTY(QColor codeColor READ codeColor CONSTANT FINAL)
+    Q_PROPERTY(bool isSharingCurrentFile READ isSharingCurrentFile NOTIFY
+                   isSharingCurrentFileChanged FINAL)
+    QML_ELEMENT
+
+public:
+    ChatRootView(QQuickItem *parent = nullptr);
+
+    ChatModel *chatModel() const;
+    QString currentTemplate() const;
+
+    QColor backgroundColor() const;
+    QColor primaryColor() const;
+    QColor secondaryColor() const;
+
+    QColor codeColor() const;
+
+    bool isSharingCurrentFile() const;
+
+public slots:
+    void sendMessage(const QString &message, bool sharingCurrentFile = false) const;
+    void copyToClipboard(const QString &text);
+    void cancelRequest();
+
+signals:
+    void chatModelChanged();
+    void currentTemplateChanged();
+
+    void isSharingCurrentFileChanged();
+
+private:
+    void generateColors();
+    QColor generateColor(const QColor &baseColor,
+                         float hueShift,
+                         float saturationMod,
+                         float lightnessMod);
+
+    ChatModel *m_chatModel;
+    ClientInterface *m_clientInterface;
+    QString m_currentTemplate;
+    QColor m_primaryColor;
+    QColor m_secondaryColor;
+    QColor m_codeColor;
+};
+
+} // namespace QodeAssist::Chat

ChatView/ChatUtils.cpp

@@ -0,0 +1,32 @@
+/* 
+ * 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/>.
+ */
+
+#include "ChatUtils.h"
+
+#include <QClipboard>
+#include <QGuiApplication>
+
+namespace QodeAssist::Chat {
+
+void ChatUtils::copyToClipboard(const QString &text)
+{
+    QGuiApplication::clipboard()->setText(text);
+}
+
+} // namespace QodeAssist::Chat

ChatView/ChatUtils.h

@@ -0,0 +1,40 @@
+/* 
+ * 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 <qobject.h>
+#include <qqmlintegration.h>
+
+namespace QodeAssist::Chat {
+// Q_NAMESPACE
+
+class ChatUtils : public QObject
+{
+    Q_OBJECT
+    QML_NAMED_ELEMENT(ChatUtils)
+
+public:
+    explicit ChatUtils(QObject *parent = nullptr)
+        : QObject(parent) {};
+
+    Q_INVOKABLE void copyToClipboard(const QString &text);
+};
+
+} // namespace QodeAssist::Chat

ChatView/ChatWidget.cpp

@@ -0,0 +1,43 @@
+/*
+ * 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/>.
+ */
+
+#include "ChatWidget.hpp"
+
+#include <QQmlContext>
+#include <QQmlEngine>
+
+namespace QodeAssist::Chat {
+
+ChatWidget::ChatWidget(QWidget *parent)
+    : QQuickWidget(parent)
+{
+    setSource(QUrl("qrc:/qt/qml/ChatView/qml/RootItem.qml"));
+    setResizeMode(QQuickWidget::SizeRootObjectToView);
+}
+
+void ChatWidget::clear()
+{
+    QMetaObject::invokeMethod(rootObject(), "clearChat");
+}
+
+void ChatWidget::scrollToBottom()
+{
+    QMetaObject::invokeMethod(rootObject(), "scrollToBottom");
+}
+}

ChatView/ChatWidget.hpp

@@ -0,0 +1,41 @@
+/*
+ * 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 <QtQuickWidgets/QtQuickWidgets>
+
+namespace QodeAssist::Chat {
+
+class ChatWidget : public QQuickWidget
+{
+    Q_OBJECT
+
+public:
+    explicit ChatWidget(QWidget *parent = nullptr);
+    ~ChatWidget() = default;
+
+    Q_INVOKABLE void clear();
+    Q_INVOKABLE void scrollToBottom();
+
+signals:
+    void clearPressed();
+};
+
+}

ChatView/ClientInterface.cpp

@@ -0,0 +1,176 @@
+/* 
+ * 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/>.
+ */
+
+#include "ClientInterface.hpp"
+
+#include <QFileInfo>
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QUuid>
+#include <texteditor/textdocument.h>
+
+#include <coreplugin/editormanager/editormanager.h>
+#include <coreplugin/editormanager/ieditor.h>
+#include <coreplugin/idocument.h>
+
+#include <texteditor/textdocument.h>
+#include <texteditor/texteditor.h>
+
+#include "ChatAssistantSettings.hpp"
+#include "GeneralSettings.hpp"
+#include "Logger.hpp"
+#include "PromptTemplateManager.hpp"
+#include "ProvidersManager.hpp"
+
+namespace QodeAssist::Chat {
+
+ClientInterface::ClientInterface(ChatModel *chatModel, QObject *parent)
+    : QObject(parent)
+    , m_requestHandler(new LLMCore::RequestHandler(this))
+    , m_chatModel(chatModel)
+{
+    connect(m_requestHandler,
+            &LLMCore::RequestHandler::completionReceived,
+            this,
+            [this](const QString &completion, const QJsonObject &request, bool isComplete) {
+                handleLLMResponse(completion, request, isComplete);
+            });
+
+    connect(m_requestHandler,
+            &LLMCore::RequestHandler::requestFinished,
+            this,
+            [this](const QString &, bool success, const QString &errorString) {
+                if (!success) {
+                    emit errorOccurred(errorString);
+                }
+            });
+}
+
+ClientInterface::~ClientInterface() = default;
+
+void ClientInterface::sendMessage(const QString &message, bool includeCurrentFile)
+{
+    cancelRequest();
+
+    auto &chatAssistantSettings = Settings::chatAssistantSettings();
+
+    auto providerName = Settings::generalSettings().caProvider();
+    auto provider = LLMCore::ProvidersManager::instance().getProviderByName(providerName);
+
+    auto templateName = Settings::generalSettings().caTemplate();
+    auto promptTemplate = LLMCore::PromptTemplateManager::instance().getChatTemplateByName(
+        templateName);
+
+    LLMCore::ContextData context;
+    context.prefix = message;
+    context.suffix = "";
+
+    QString systemPrompt = chatAssistantSettings.systemPrompt();
+    if (includeCurrentFile) {
+        QString fileContext = getCurrentFileContext();
+        if (!fileContext.isEmpty()) {
+            context.systemPrompt = QString("%1\n\n%2").arg(systemPrompt, fileContext);
+            LOG_MESSAGE("Using system prompt with file context");
+        } else {
+            context.systemPrompt = systemPrompt;
+            LOG_MESSAGE("Failed to get file context, using default system prompt");
+        }
+    } else {
+        context.systemPrompt = systemPrompt;
+    }
+
+    QJsonObject providerRequest;
+    providerRequest["model"] = Settings::generalSettings().caModel();
+    providerRequest["stream"] = true;
+    providerRequest["messages"] = m_chatModel->prepareMessagesForRequest(context);
+
+    if (promptTemplate)
+        promptTemplate->prepareRequest(providerRequest, context);
+    else
+        qWarning("No prompt template found");
+
+    if (provider)
+        provider->prepareRequest(providerRequest, LLMCore::RequestType::Chat);
+    else
+        qWarning("No provider found");
+
+    LLMCore::LLMConfig config;
+    config.requestType = LLMCore::RequestType::Chat;
+    config.provider = provider;
+    config.promptTemplate = promptTemplate;
+    config.url = QString("%1%2").arg(Settings::generalSettings().caUrl(), provider->chatEndpoint());
+    config.providerRequest = providerRequest;
+    config.multiLineCompletion = false;
+
+    QJsonObject request;
+    request["id"] = QUuid::createUuid().toString();
+
+    m_chatModel->addMessage(message, ChatModel::ChatRole::User, "");
+    m_requestHandler->sendLLMRequest(config, request);
+}
+
+void ClientInterface::clearMessages()
+{
+    m_chatModel->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)
+{
+    QString messageId = request["id"].toString();
+    m_chatModel->addMessage(response.trimmed(), ChatModel::ChatRole::Assistant, messageId);
+
+    if (isComplete) {
+        LOG_MESSAGE("Message completed. Final response for message " + messageId + ": " + response);
+    }
+}
+
+QString ClientInterface::getCurrentFileContext() const
+{
+    auto currentEditor = Core::EditorManager::currentEditor();
+    if (!currentEditor) {
+        LOG_MESSAGE("No active editor found");
+        return QString();
+    }
+
+    auto textDocument = qobject_cast<TextEditor::TextDocument *>(currentEditor->document());
+    if (!textDocument) {
+        LOG_MESSAGE("Current document is not a text document");
+        return QString();
+    }
+
+    QString fileInfo = QString("Language: %1\nFile: %2\n\n")
+                           .arg(textDocument->mimeType(), textDocument->filePath().toString());
+
+    QString content = textDocument->document()->toPlainText();
+
+    LOG_MESSAGE(QString("Got context from file: %1").arg(textDocument->filePath().toString()));
+
+    return QString("Current file context:\n%1\nFile content:\n%2").arg(fileInfo, content);
+}
+
+} // namespace QodeAssist::Chat

ChatView/ClientInterface.hpp

@@ -0,0 +1,54 @@
+/* 
+ * 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 <QObject>
+#include <QString>
+#include <QVector>
+
+#include "ChatModel.hpp"
+#include "RequestHandler.hpp"
+
+namespace QodeAssist::Chat {
+
+class ClientInterface : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit ClientInterface(ChatModel *chatModel, QObject *parent = nullptr);
+    ~ClientInterface();
+
+    void sendMessage(const QString &message, bool includeCurrentFile = false);
+    void clearMessages();
+    void cancelRequest();
+
+signals:
+    void errorOccurred(const QString &error);
+
+private:
+    void handleLLMResponse(const QString &response, const QJsonObject &request, bool isComplete);
+    QString getCurrentFileContext() const;
+
+    LLMCore::RequestHandler *m_requestHandler;
+    ChatModel *m_chatModel;
+};
+
+} // namespace QodeAssist::Chat

ChatView/MessagePart.hpp

@@ -0,0 +1,51 @@
+/*
+ * 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 <qobject.h>
+#include <qqmlintegration.h>
+
+namespace QodeAssist::Chat {
+Q_NAMESPACE
+
+class MessagePart
+{
+    Q_GADGET
+    Q_PROPERTY(PartType type MEMBER type CONSTANT FINAL)
+    Q_PROPERTY(QString text MEMBER text CONSTANT FINAL)
+    Q_PROPERTY(QString language MEMBER language CONSTANT FINAL)
+    QML_VALUE_TYPE(messagePart)
+public:
+    enum PartType { Code, Text };
+    Q_ENUM(PartType)
+
+    PartType type;
+    QString text;
+    QString language;
+};
+
+class MessagePartType : public MessagePart
+{
+    Q_GADGET
+};
+
+QML_NAMED_ELEMENT(MessagePart)
+QML_FOREIGN_NAMESPACE(QodeAssist::Chat::MessagePartType)
+} // namespace QodeAssist::Chat

ChatView/qml/Badge.qml

@@ -0,0 +1,40 @@
+/*
+ * 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/>.
+ */
+
+import QtQuick
+
+Rectangle {
+    id: root
+
+    property alias text: badgeText.text
+    property alias fontColor: badgeText.color
+
+    width: badgeText.implicitWidth + radius
+    height: badgeText.implicitHeight + 6
+    color: "lightgreen"
+    radius: height / 2
+    border.width: 1
+    border.color: "gray"
+
+    Text {
+        id: badgeText
+
+        anchors.centerIn: parent
+    }
+}

ChatView/qml/ChatItem.qml

@@ -0,0 +1,111 @@
+/*
+ * 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 ComponentBehavior: Bound
+
+import QtQuick
+import ChatView
+import "./dialog"
+
+Rectangle {
+    id: root
+
+    property alias msgModel: msgCreator.model
+    property color fontColor
+    property color codeBgColor
+    property color selectionColor
+
+    height: msgColumn.height
+    radius: 8
+
+    Column {
+        id: msgColumn
+
+        anchors.verticalCenter: parent.verticalCenter
+        width: parent.width
+        spacing: 5
+
+        Repeater {
+            id: msgCreator
+            delegate: Loader {
+                id: msgCreatorDelegate
+                // Fix me:
+                // why does `required property MessagePart modelData` not work?
+                required property var modelData
+
+                width: parent.width
+                sourceComponent: {
+                    // If `required property MessagePart modelData` is used
+                    // and conversion to MessagePart fails, you're left
+                    // with a nullptr. This tests that to prevent crashing.
+                    if(!modelData) {
+                        return undefined;
+                    }
+
+                    switch(modelData.type) {
+                        case MessagePart.Text: return textComponent;
+                        case MessagePart.Code: return codeBlockComponent;
+                        default: return textComponent;
+                    }
+                }
+
+                Component {
+                    id: textComponent
+                    TextComponent {
+                        itemData: msgCreatorDelegate.modelData
+                    }
+                }
+
+                Component {
+                    id: codeBlockComponent
+                    CodeBlockComponent {
+                        itemData: msgCreatorDelegate.modelData
+                    }
+                }
+            }
+        }
+    }
+
+    component TextComponent : TextBlock {
+        required property var itemData
+        height: implicitHeight + 10
+        verticalAlignment: Text.AlignVCenter
+        leftPadding: 10
+        text: itemData.text
+        color: root.fontColor
+        selectionColor: root.selectionColor
+    }
+
+
+    component CodeBlockComponent : CodeBlock {
+        required property var itemData
+        anchors {
+            left: parent.left
+            leftMargin: 10
+            right: parent.right
+            rightMargin: 10
+        }
+
+        code: itemData.text
+        language: itemData.language
+        color: root.codeBgColor
+        selectionColor: root.selectionColor
+    }
+
+}

ChatView/qml/RootItem.qml

@@ -0,0 +1,186 @@
+/*
+ * 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 ComponentBehavior: Bound
+
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Controls.Basic as QQC
+import QtQuick.Layouts
+import ChatView
+
+ChatRootView {
+    id: root
+
+    Rectangle {
+        id: bg
+        anchors.fill: parent
+        color: root.backgroundColor
+    }
+
+    ColumnLayout {
+        anchors {
+            fill: parent
+        }
+        spacing: 10
+
+        ListView {
+            id: chatListView
+
+            Layout.fillWidth: true
+            Layout.fillHeight: true
+            leftMargin: 5
+            model: root.chatModel
+            clip: true
+            spacing: 10
+            boundsBehavior: Flickable.StopAtBounds
+            cacheBuffer: 2000
+
+            delegate: ChatItem {
+                required property var model
+                width: ListView.view.width - scroll.width
+                msgModel: root.chatModel.processMessageContent(model.content)
+                color: model.roleType === ChatModel.User ? root.primaryColor : root.secondaryColor
+                fontColor: root.primaryColor.hslLightness > 0.5 ? "black" : "white"
+                codeBgColor: root.codeColor
+                selectionColor: root.primaryColor.hslLightness > 0.5 ? Qt.darker(root.primaryColor, 1.5)
+                                                                     : Qt.lighter(root.primaryColor, 1.5)
+
+            }
+
+            header: Item {
+                width: ListView.view.width - scroll.width
+                height: 30
+            }
+
+            ScrollBar.vertical: ScrollBar {
+                id: scroll
+            }
+
+            onCountChanged: {
+                root.scrollToBottom()
+            }
+
+            onContentHeightChanged: {
+                if (atYEnd) {
+                    root.scrollToBottom()
+                }
+            }
+        }
+
+        ScrollView {
+            id: view
+
+            Layout.fillWidth: true
+            Layout.minimumHeight: 30
+            Layout.maximumHeight: root.height / 2
+
+            QQC.TextArea {
+                id: messageInput
+
+                placeholderText: qsTr("Type your message here...")
+                placeholderTextColor: "#888"
+                color: root.primaryColor.hslLightness > 0.5 ? "black" : "white"
+                background: Rectangle {
+                    radius: 2
+                    color: root.primaryColor
+                    border.color: root.primaryColor.hslLightness > 0.5 ? Qt.lighter(root.primaryColor, 1.5)
+                                                                       : Qt.darker(root.primaryColor, 1.5)
+                    border.width: 1
+                }
+                Keys.onPressed: function(event) {
+                    if ((event.key === Qt.Key_Return || event.key === Qt.Key_Enter) && !(event.modifiers & Qt.ShiftModifier)) {
+                        root.sendChatMessage()
+                        event.accepted = true;
+                    }
+                }
+            }
+        }
+
+        RowLayout {
+            Layout.fillWidth: true
+            spacing: 5
+
+            Button {
+                id: sendButton
+
+                Layout.alignment: Qt.AlignBottom
+                text: qsTr("Send")
+                onClicked: root.sendChatMessage()
+            }
+
+            Button {
+                id: stopButton
+
+                Layout.alignment: Qt.AlignBottom
+                text: qsTr("Stop")
+                onClicked: root.cancelRequest()
+            }
+
+            Button {
+                id: clearButton
+
+                Layout.alignment: Qt.AlignBottom
+                text: qsTr("Clear Chat")
+                onClicked: root.clearChat()
+            }
+
+            CheckBox {
+                id: sharingCurrentFile
+
+                text: "Share current file with models"
+                checked: root.isSharingCurrentFile
+            }
+        }
+    }
+
+    Row {
+        id: bar
+
+        layoutDirection: Qt.RightToLeft
+
+        anchors {
+            left: parent.left
+            leftMargin: 5
+            right: parent.right
+            rightMargin: scroll.width
+        }
+        spacing: 10
+
+        Badge {
+            text: qsTr("tokens:%1/%2").arg(root.chatModel.totalTokens).arg(root.chatModel.tokensThreshold)
+            color: root.codeColor
+            fontColor: root.primaryColor.hslLightness > 0.5 ? "black" : "white"
+        }
+    }
+
+    function clearChat() {
+        root.chatModel.clear()
+    }
+
+    function scrollToBottom() {
+        Qt.callLater(chatListView.positionViewAtEnd)
+    }
+
+    function sendChatMessage() {
+        root.sendMessage(messageInput.text, sharingCurrentFile.checked)
+        messageInput.text = ""
+        scrollToBottom()
+    }
+}

ChatView/qml/dialog/CodeBlock.qml

@@ -0,0 +1,100 @@
+/*
+ * 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/>.
+ */
+
+import QtQuick
+import QtQuick.Controls
+import ChatView
+
+Rectangle {
+    id: root
+
+    property string code: ""
+    property string language: ""
+    property color selectionColor
+
+    readonly property string monospaceFont: {
+        switch (Qt.platform.os) {
+            case "windows":
+                return "Consolas";
+            case "osx":
+                return "Menlo";
+            case "linux":
+                return "DejaVu Sans Mono";
+            default:
+                return "monospace";
+        }
+    }
+
+    border.color: root.color.hslLightness > 0.5 ? Qt.darker(root.color, 1.3)
+                                                : Qt.lighter(root.color, 1.3)
+    border.width: 2
+    radius: 4
+
+    implicitWidth: parent.width
+    implicitHeight: codeText.implicitHeight + 20
+
+    ChatUtils {
+        id: utils
+    }
+
+    TextEdit {
+        id: codeText
+
+        anchors.fill: parent
+        anchors.margins: 10
+        text: root.code
+        readOnly: true
+        selectByMouse: true
+        font.family: root.monospaceFont
+        font.pointSize: 12
+        color: parent.color.hslLightness > 0.5 ? "black" : "white"
+        wrapMode: Text.WordWrap
+        selectionColor: root.selectionColor
+    }
+
+    TextEdit {
+        anchors.top: parent.top
+        anchors.right: parent.right
+        anchors.margins: 5
+        readOnly: true
+        selectByMouse: true
+        text: root.language
+        color: root.color.hslLightness > 0.5 ? Qt.darker(root.color, 1.1)
+                                             : Qt.lighter(root.color, 1.1)
+        font.pointSize: 8
+    }
+
+    Button {
+        anchors.top: parent.top
+        anchors.right: parent.right
+        anchors.margins: 5
+        text: "Copy"
+        onClicked: {
+            utils.copyToClipboard(root.code)
+            text = qsTr("Copied")
+            copyTimer.start()
+        }
+
+        Timer {
+            id: copyTimer
+            interval: 2000
+            onTriggered: parent.text = qsTr("Copy")
+        }
+    }
+}

ChatView/qml/dialog/TextBlock.qml

@@ -0,0 +1,29 @@
+/*
+ * 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/>.
+ */
+
+import QtQuick
+
+TextEdit {
+    id: root
+
+    readOnly: true
+    selectByMouse: true
+    wrapMode: Text.WordWrap
+    textFormat: Text.StyledText
+}