add some code

main/application.h

@@ -0,0 +1,93 @@
+#ifndef _APPLICATION_H_
+#define _APPLICATION_H_
+
+#include <freertos/FreeRTOS.h>
+#include <freertos/event_groups.h>
+#include <freertos/task.h>
+#include <esp_timer.h>
+
+#include <string>
+#include <mutex>
+#include <deque>
+#include <memory>
+
+#include "protocol.h"
+#include "ota.h"
+#include "audio_service.h"
+#include "device_state_event.h"
+
+#define MAIN_EVENT_SCHEDULE (1 << 0)
+#define MAIN_EVENT_SEND_AUDIO (1 << 1)
+#define MAIN_EVENT_WAKE_WORD_DETECTED (1 << 2)
+#define MAIN_EVENT_VAD_CHANGE (1 << 3)
+#define MAIN_EVENT_ERROR (1 << 4)
+#define MAIN_EVENT_CHECK_NEW_VERSION_DONE (1 << 5)
+
+enum AecMode {
+    kAecOff,
+    kAecOnDeviceSide,
+    kAecOnServerSide,
+};
+
+class Application {
+public:
+    static Application& GetInstance() {
+        static Application instance;
+        return instance;
+    }
+    // 删除拷贝构造函数和赋值运算符
+    Application(const Application&) = delete;
+    Application& operator=(const Application&) = delete;
+
+    void Start();
+    void MainEventLoop();
+    DeviceState GetDeviceState() const { return device_state_; }
+    bool IsVoiceDetected() const { return audio_service_.IsVoiceDetected(); }
+    void Schedule(std::function<void()> callback);
+    void SetDeviceState(DeviceState state);
+    void Alert(const char* status, const char* message, const char* emotion = "", const std::string_view& sound = "");
+    void DismissAlert();
+    void AbortSpeaking(AbortReason reason);
+    void ToggleChatState();
+    void StartListening();
+    void StopListening();
+    void Reboot();
+    void WakeWordInvoke(const std::string& wake_word);
+    bool CanEnterSleepMode();
+    void SendMcpMessage(const std::string& payload);
+    void SetAecMode(AecMode mode);
+    AecMode GetAecMode() const { return aec_mode_; }
+
+    // 新增：接收外部音频数据（如音乐播放）
+    void AddAudioData(AudioStreamPacket&& packet);
+    void PlaySound(const std::string_view& sound);
+    AudioService& GetAudioService() { return audio_service_; }
+
+private:
+    Application();
+    ~Application();
+
+    std::mutex mutex_;
+    std::deque<std::function<void()>> main_tasks_;
+    std::unique_ptr<Protocol> protocol_;
+    EventGroupHandle_t event_group_ = nullptr;
+    esp_timer_handle_t clock_timer_handle_ = nullptr;
+    volatile DeviceState device_state_ = kDeviceStateUnknown;
+    ListeningMode listening_mode_ = kListeningModeAutoStop;
+    AecMode aec_mode_ = kAecOff;
+    std::string last_error_message_;
+    AudioService audio_service_;
+
+    bool has_server_time_ = false;
+    bool aborted_ = false;
+    int clock_ticks_ = 0;
+    TaskHandle_t check_new_version_task_handle_ = nullptr;
+
+    void OnWakeWordDetected();
+    void CheckNewVersion(Ota& ota);
+    void ShowActivationCode(const std::string& code, const std::string& message);
+    void OnClockTimer();
+    void SetListeningMode(ListeningMode mode);
+};
+
+#endif // _APPLICATION_H_