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cxh 2025-09-09 13:58:13 +08:00
parent 015b3e0985
commit cec19302f8
1 changed files with 20 additions and 0 deletions
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20
src/mqtt_client_wrapper.cpp
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@ -40,6 +40,8 @@ static void on_mqtt_message_received(const std::string &topic, const std::string
} }
int status = j["data"]["status"].get<int>(); int status = j["data"]["status"].get<int>();
std::string seqNo = j["seqNo"].get<std::string>();
bool success = true; // 标记是否操作成功
if (status == 0) if (status == 0)
{ {
@ -74,7 +76,25 @@ static void on_mqtt_message_received(const std::string &topic, const std::string
else else
{ {
LOG_WARN("[MQTT] video_down: unknown status value " + std::to_string(status)); LOG_WARN("[MQTT] video_down: unknown status value " + std::to_string(status));
success = false;
} }
// 获取当前时间 yyyyMMddHHmmssSSS
auto now = std::chrono::system_clock::now();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch()) % 1000;
std::time_t t = std::chrono::system_clock::to_time_t(now);
std::tm tm_now = *std::localtime(&t);
std::ostringstream time_ss;
time_ss << std::put_time(&tm_now, "%Y%m%d%H%M%S") << std::setw(3) << std::setfill('0') << millis.count();
nlohmann::json reply;
reply["time"] = time_ss.str();
reply["result"] = success ? 0 : 1;
reply["seqNo"] = seqNo;
// 发送应答
MQTTClientWrapper::publish(g_app_config.mqtt.topics.substream_down_ack, reply.dump());
LOG_INFO("[MQTT] Replied to video_down: " + reply.dump());
} }
else if (topic == g_app_config.mqtt.topics.substream_down) else if (topic == g_app_config.mqtt.topics.substream_down)
{ {