Add intent dispatch scaffold

CMakeLists.txt

@@ -28,6 +28,11 @@ qt_add_executable(QtDesktopPet
     src/ai/GoogleGeminiProvider.cpp
     src/ai/OpenAICompatibleProvider.h
     src/ai/OpenAICompatibleProvider.cpp
+    src/assistant/CommandDispatcher.h
+    src/assistant/CommandDispatcher.cpp
+    src/assistant/IntentRouter.h
+    src/assistant/IntentRouter.cpp
+    src/assistant/UserIntent.h
     src/character/AnimationClip.h
     src/character/AnimationClip.cpp
     src/character/CharacterPackage.h

src/assistant/CommandDispatcher.cpp

@@ -0,0 +1,50 @@
+#include "CommandDispatcher.h"
+
+QString userIntentTypeName(UserIntentType type)
+{
+    switch (type)
+    {
+    case UserIntentType::Chat:
+        return QStringLiteral("Chat");
+    case UserIntentType::Reminder:
+        return QStringLiteral("Reminder");
+    case UserIntentType::Weather:
+        return QStringLiteral("Weather");
+    case UserIntentType::FileOperation:
+        return QStringLiteral("FileOperation");
+    case UserIntentType::Search:
+        return QStringLiteral("Search");
+    }
+
+    return QStringLiteral("Unknown");
+}
+
+CommandDispatchResult CommandDispatcher::dispatch(const QString &text) const
+{
+    const UserIntent intent = m_intentRouter.route(text);
+    if (intent.type == UserIntentType::Chat)
+    {
+        return {CommandDispatchAction::Chat, intent, intent.text};
+    }
+
+    return {CommandDispatchAction::UnsupportedTool, intent, unsupportedToolMessage(intent.type)};
+}
+
+QString CommandDispatcher::unsupportedToolMessage(UserIntentType type) const
+{
+    switch (type)
+    {
+    case UserIntentType::Reminder:
+        return QStringLiteral("提醒功能尚未接入，我现在还不能创建本地提醒。");
+    case UserIntentType::Weather:
+        return QStringLiteral("天气查询功能尚未接入，我现在还不能查询实时天气。");
+    case UserIntentType::FileOperation:
+        return QStringLiteral("本地文件操作功能尚未接入。为避免风险，我现在不会读写或删除文件。");
+    case UserIntentType::Search:
+        return QStringLiteral("联网搜索功能尚未接入，我现在不会发起搜索请求。");
+    case UserIntentType::Chat:
+        return QString();
+    }
+
+    return QStringLiteral("该工具功能尚未接入。");
+}

src/assistant/CommandDispatcher.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "IntentRouter.h"
+
+#include <QString>
+
+enum class CommandDispatchAction
+{
+    Chat,
+    UnsupportedTool,
+};
+
+struct CommandDispatchResult
+{
+    CommandDispatchAction action = CommandDispatchAction::Chat;
+    UserIntent intent;
+    QString message;
+};
+
+class CommandDispatcher
+{
+public:
+    CommandDispatchResult dispatch(const QString &text) const;
+
+private:
+    QString unsupportedToolMessage(UserIntentType type) const;
+
+    IntentRouter m_intentRouter;
+};

src/assistant/IntentRouter.cpp

@@ -0,0 +1,123 @@
+#include "IntentRouter.h"
+
+#include <QStringList>
+#include <QtGlobal>
+
+namespace
+{
+bool containsAny(const QString &text, const QStringList &keywords)
+{
+    for (const QString &keyword : keywords)
+    {
+        if (text.contains(keyword, Qt::CaseInsensitive))
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+bool isReminderIntent(const QString &text)
+{
+    static const QStringList keywords = {
+        QStringLiteral("提醒"),
+        QStringLiteral("提醒我"),
+        QStringLiteral("叫我"),
+        QStringLiteral("闹钟"),
+        QStringLiteral("到点"),
+    };
+    return containsAny(text, keywords);
+}
+
+bool isFileOperationIntent(const QString &text)
+{
+    static const QStringList keywords = {
+        QStringLiteral("文件"),
+        QStringLiteral("文件夹"),
+        QStringLiteral("目录"),
+        QStringLiteral("保存到"),
+        QStringLiteral("截图"),
+        QStringLiteral("打包"),
+        QStringLiteral("压缩"),
+        QStringLiteral("复制"),
+        QStringLiteral("备份"),
+        QStringLiteral("重命名"),
+        QStringLiteral("删除"),
+        QStringLiteral("移动"),
+        QStringLiteral("读取"),
+        QStringLiteral(".txt"),
+        QStringLiteral(".md"),
+        QStringLiteral("日志"),
+    };
+    return containsAny(text, keywords);
+}
+
+bool isWeatherIntent(const QString &text)
+{
+    static const QStringList keywords = {
+        QStringLiteral("天气"),
+        QStringLiteral("气温"),
+        QStringLiteral("温度"),
+        QStringLiteral("冷不冷"),
+        QStringLiteral("热不热"),
+        QStringLiteral("下雨"),
+        QStringLiteral("降雨"),
+        QStringLiteral("带伞"),
+        QStringLiteral("刮风"),
+        QStringLiteral("风力"),
+        QStringLiteral("湿度"),
+        QStringLiteral("空气质量"),
+        QStringLiteral("雾霾"),
+        QStringLiteral("适合出门"),
+        QStringLiteral("穿什么"),
+        QStringLiteral("外面怎么样"),
+    };
+    return containsAny(text, keywords);
+}
+
+bool isSearchIntent(const QString &text)
+{
+    static const QStringList keywords = {
+        QStringLiteral("搜索"),
+        QStringLiteral("搜一下"),
+        QStringLiteral("查一下"),
+        QStringLiteral("查找"),
+        QStringLiteral("联网"),
+        QStringLiteral("最新"),
+        QStringLiteral("官网"),
+        QStringLiteral("新闻"),
+        QStringLiteral("版本"),
+        QStringLiteral("文档"),
+        QStringLiteral("报错"),
+    };
+    return containsAny(text, keywords);
+}
+}
+
+UserIntent IntentRouter::route(const QString &text) const
+{
+    const QString trimmedText = text.trimmed();
+
+    if (isReminderIntent(trimmedText))
+    {
+        return {UserIntentType::Reminder, trimmedText};
+    }
+
+    if (isFileOperationIntent(trimmedText))
+    {
+        return {UserIntentType::FileOperation, trimmedText};
+    }
+
+    if (isWeatherIntent(trimmedText))
+    {
+        return {UserIntentType::Weather, trimmedText};
+    }
+
+    if (isSearchIntent(trimmedText))
+    {
+        return {UserIntentType::Search, trimmedText};
+    }
+
+    return {UserIntentType::Chat, trimmedText};
+}

src/assistant/IntentRouter.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include "UserIntent.h"
+
+#include <QString>
+
+class IntentRouter
+{
+public:
+    UserIntent route(const QString &text) const;
+};

src/assistant/UserIntent.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <QString>
+
+enum class UserIntentType
+{
+    Chat,
+    Reminder,
+    Weather,
+    FileOperation,
+    Search,
+};
+
+struct UserIntent
+{
+    UserIntentType type = UserIntentType::Chat;
+    QString text;
+};
+
+QString userIntentTypeName(UserIntentType type);

src/ui/PetWindow.cpp

@@ -3,6 +3,7 @@
 #include "../ai/AIProviderFactory.h"
 #include "../ai/ConversationManager.h"
 #include "../ai/ConversationStore.h"
+#include "../assistant/CommandDispatcher.h"
 #include "../character/CharacterPackageLoader.h"
 #include "../character/CharacterPackageRepository.h"
 #include "../config/ConfigManager.h"
@@ -460,19 +461,45 @@ bool PetWindow::submitChatMessage(const QString &message)
         return false;
     }
 
-    const QString trimmedMessage = message.trimmed();
-    if (trimmedMessage.isEmpty())
+    const QString normalizedMessage = message.trimmed();
+    if (normalizedMessage.isEmpty())
     {
         return false;
     }
 
-    if (trimmedMessage.size() > MaxUserMessageLength)
+    if (normalizedMessage.size() > MaxUserMessageLength)
     {
         playState(QStringLiteral("error"), false);
         showBubbleMessage(QStringLiteral("消息太长，请控制在 4000 字以内。"));
         return false;
     }
 
+    CommandDispatcher dispatcher;
+    const CommandDispatchResult result = dispatcher.dispatch(normalizedMessage);
+    if (result.action == CommandDispatchAction::UnsupportedTool)
+    {
+        playState(QStringLiteral("talk"), false);
+        showBubbleMessage(result.message);
+        return true;
+    }
+
+    return submitAiChatMessage(result.message);
+}
+
+bool PetWindow::submitAiChatMessage(const QString &message)
+{
+    if (!m_conversationManager || m_conversationManager->isBusy())
+    {
+        showBubbleMessage(QStringLiteral("AI 回复正在进行。"));
+        return false;
+    }
+
+    const QString chatMessage = message.trimmed();
+    if (chatMessage.isEmpty())
+    {
+        return false;
+    }
+
     ConfigManager configManager;
     AIConfig config = configManager.loadAIConfig();
     QString errorMessage;
@@ -507,7 +534,7 @@ bool PetWindow::submitChatMessage(const QString &message)
 
     QPointer<PetWindow> window(this);
     m_conversationManager->sendUserMessageStreaming(
-        trimmedMessage,
+        chatMessage,
         [window](const QString &delta) {
             if (!window.isNull())
             {

src/ui/PetWindow.h

@@ -60,6 +60,7 @@ private:
     void addStateTestActions(QMenu *menu);
     void startChat();
     bool submitChatMessage(const QString &message);
+    bool submitAiChatMessage(const QString &message);
     void clearConversation();
     void cancelActiveAIRequest();
     void showConversationHistory();