#ifndef FAST_DDS_GENERATED__PUBLISHERAPP_HPP
#define FAST_DDS_GENERATED__PUBLISHERAPP_HPP

#include <condition_variable>
#include <ctime>
#include <mutex>
#include <string>

#include <fastdds/dds/domain/DomainParticipant.hpp>
#include <fastdds/dds/domain/DomainParticipantFactory.hpp>
#include <fastdds/dds/publisher/DataWriterListener.hpp>
#include <fastdds/dds/subscriber/DataReaderListener.hpp>
#include <fastdds/dds/topic/TypeSupport.hpp>

#include "MsgHandler.hpp"

class PublisherApp : public eprosima::fastdds::dds::DataWriterListener,
                     public eprosima::fastdds::dds::DataReaderListener
{
public:

    PublisherApp(
            const int& domain_id);

    ~PublisherApp();

    //! Publisher matched method
    void on_publication_matched(
            eprosima::fastdds::dds::DataWriter* writer,
            const eprosima::fastdds::dds::PublicationMatchedStatus& info) override;

    //! Run publisher
    void run(std::shared_ptr<MsgHandler> handler);

    //! Trigger the end of execution
    void stop();

    void on_data_available(
            eprosima::fastdds::dds::DataReader* reader) override;
    void on_subscription_matched(
            eprosima::fastdds::dds::DataReader* reader,
            const eprosima::fastdds::dds::SubscriptionMatchedStatus& info) override;

    //! 发布 QueueTrigger
    void PublishQueueTrigger(const std::string& card_number);

private:

    //! Return the current state of execution
    bool is_stopped();

    //! 生成 message_id：相同卡号复用，不同卡号累加，跨日重置
    std::string GenerateMessageId(const std::string& card_number);

    std::shared_ptr<eprosima::fastdds::dds::DomainParticipantFactory> factory_;
    eprosima::fastdds::dds::DomainParticipant* participant_;
    eprosima::fastdds::dds::Publisher* publisher_;
    eprosima::fastdds::dds::Topic* topic_;
    eprosima::fastdds::dds::DataWriter* writer_;
    eprosima::fastdds::dds::TypeSupport type_;
    std::condition_variable cv_;
    int32_t matched_;
    std::mutex mutex_;
    const uint32_t period_ms_ = 100;
    uint16_t samples_sent_;
    std::atomic<bool> stop_;

    // ── QueueTrigger 发布者 ──
    eprosima::fastdds::dds::Publisher* queue_trigger_publisher_;
    eprosima::fastdds::dds::Topic* queue_trigger_topic_;
    eprosima::fastdds::dds::DataWriter* queue_trigger_writer_;
    eprosima::fastdds::dds::TypeSupport queue_trigger_type_;

    // ── message_id 生成状态 ──
    std::mutex id_mtx_;
    std::string current_date_;      // 当前日期 "YYYYMMDD"
    uint32_t sequence_num_;          // 当日序号，从 1 开始
    std::string last_card_;         // 上一次检测到的卡号
    std::string current_message_id_;// 当前 message_id（同卡复用）

    // ── 读卡触发逻辑：发 DDS 后等待 3 秒再恢复自动寻卡 ──
    std::chrono::steady_clock::time_point wait_end_time_;  // 等待结束时刻
    std::string last_trigger_card_;                        // 上次触发时的卡号（防重）
    bool wait_active_;                                     // 是否处于"等待期"，仅在 OnCardDetected 时置 true
};

#endif // FAST_DDS_GENERATED__PUBLISHERAPP_HPP