#include "DataProcessWorkPool.h"
#include <QThreadPool>
#include <QDir>
#include <fstream>
#include "csv.h"
#include "MeasureAnalysisProjectModel.h"
#include "OutputInfoDefine.h"

using namespace DataProcessWorkPool;
using namespace io;

void EveryChannelParticleDataTask::SetAllChannelParticleDataFilename(const QString& all_channel_particle_data_filename)
{
    this->_all_channel_particle_data_filename = all_channel_particle_data_filename;
}
void EveryChannelParticleDataTask::SetFinishedNotifier(QObject* finished_notifier, const char* finished_process, const QString& project_name)
{
    this->_finished_notifier = finished_notifier;
    this->_finished_notifier_process = finished_process;
    this->_project_name = project_name;
}


const QString& EveryChannelParticleDataTask::GetAllChannelParticleDataFilename() const
{
    return this->_all_channel_particle_data_filename;
}


const QString& EveryChannelParticleDataTask::GetProjectName() const
{
    return this->_project_name;
}

const char* EveryChannelParticleDataTask::GetFinishedNotifierProcess() const
{
    return this->_finished_notifier_process;
}

QObject* EveryChannelParticleDataTask::GetFinishedNotifier() const
{
    return this->_finished_notifier;
}

bool EveryChannelParticleDataTask::IsValidSetWorkParameters() const
{
    return (!GetAllChannelParticleDataFilename().isEmpty()) &&
           (GetFinishedNotifier() != nullptr) &&
           (!GetProjectName().isEmpty()) &&
           (GetFinishedNotifierProcess() != nullptr);
}

void EveryChannelParticleDataTask::StartTask()
{
    QThreadPool::globalInstance()->start(this);
}

void EveryChannelParticleDataTask::run()
{
    if (!IsValidSetWorkParameters()) {
        return;
    }

     if (!processEveryChannelParticleData()) {
        return;
    }

    QMetaObject::invokeMethod(_finished_notifier, _finished_notifier_process, Qt::QueuedConnection, Q_ARG(QString, _project_name));
}

void EveryChannelParticleDataSeparateTask::SetResultDataDir(const QString& result_data_dir)
{
    this->_result_data_dir = result_data_dir;
}

const QString& EveryChannelParticleDataSeparateTask::GetResultDataDir() const
{
    return this->_result_data_dir;
}

bool EveryChannelParticleDataSeparateTask::IsValidSetWorkParameters() const
{
    return (!GetResultDataDir().isEmpty()) && EveryChannelParticleDataTask::IsValidSetWorkParameters();
}

bool EveryChannelParticleDataSeparateTask::processEveryChannelParticleData()
{
    bool ret_ok = true;
    const QString& result_data_output_dir_path = GetResultDataDir();
    QDir result_data_output_dir(result_data_output_dir_path);
    result_data_output_dir.mkpath(result_data_output_dir_path);

    const QString& all_channel_particle_data_filename = GetAllChannelParticleDataFilename();
    QMap<uint, QString> particle_data_filename_list;

    try {
        QMap<uint, std::shared_ptr<std::ofstream>> ch_particle_data_of_list;

        std::string board_id_str = QString(QStringLiteral(u"板卡号")).toStdString();
        std::string channel_id_str = QString(QStringLiteral(u"通道号")).toStdString();
        std::string address_str = QString(QStringLiteral(u"道址")).toStdString();
        std::string time_str = QString(QStringLiteral(u"时间计数")).toStdString();

        io::CSVReader<4> reader(all_channel_particle_data_filename.toStdString());
        reader.read_header(io::ignore_no_column, board_id_str, channel_id_str, address_str, time_str);
        uint board_id;
        uint channel_id;
        uint address;
        unsigned long long time;
        while (reader.read_row(board_id, channel_id, address, time)) {

            // 板卡和通道号计算，通道号 = 板卡号 * 4 + 通道号
            int channel_num = (board_id) * 4 + (channel_id + 1);
            QString particle_data_filename = result_data_output_dir.filePath(QString("ParticleData_ch_%1.csv").arg(channel_num));
            if (!particle_data_filename_list.contains(channel_num)) {
                particle_data_filename_list.insert(channel_num, particle_data_filename);
            }
            
            if ( !ch_particle_data_of_list.contains(channel_num) ) {
                std::shared_ptr<std::ofstream> out(
                    new std::ofstream(particle_data_filename.toStdString(), std::ios::out | std::ios::app), 
                    [](std::ofstream* p){p->close();}
                );
                *out << QString(QStringLiteral(u"板卡号,通道号,道址,时间计数")).toStdString() << std::endl;
                ch_particle_data_of_list.insert(channel_num, out); 
            }
            auto ch_particle_data_of = ch_particle_data_of_list.value(channel_num);
            *ch_particle_data_of << board_id << "," << channel_id << "," << address << "," << time << std::endl;
        }
    } catch (const std::runtime_error& e) {
        QString error = QString(QStringLiteral(u"处理%1发生运行时异常:%2")).arg(all_channel_particle_data_filename).arg(e.what());
        LOG_ERROR(error)
        ret_ok = false;
    } catch (const std::exception& e) {
        QString error = QString(QStringLiteral(u"处理%1异常:%2")).arg(all_channel_particle_data_filename).arg(e.what());
        LOG_ERROR(error)
        ret_ok = false;
    } catch (...) {
        QString error = QString(QStringLiteral(u"处理%1未知异常.")).arg(all_channel_particle_data_filename);
        LOG_ERROR(error)
        ret_ok = false;
    }

    const QString& project_name = GetProjectName();
    MeasureAnalysisProjectModel* project_model = MeasureAnalysisProjectModelList::GetProjectModel(project_name);
    if (project_model == nullptr) {
        ret_ok = false;
    }
    for (auto it = particle_data_filename_list.begin(); it != particle_data_filename_list.end(); ++it) {
        project_model->SetChannelParticleDataFilename(it.key(), it.value());
    }
    
    return ret_ok;
}

void EveryChannelParticleCountDataTask::SetAllChannelCountResultDir(const QString &dir_path)
{
    this->_all_ch_count_dir = dir_path;
}

const QString &EveryChannelParticleCountDataTask::GetAllChannelCountResultDir() const
{
    return this->_all_ch_count_dir;
}

void EveryChannelParticleCountDataTask::SetEveryChannelCountResultDir(const QString &dir_path)
{
    this->_every_ch_count_dir = dir_path;
}

const QString &EveryChannelParticleCountDataTask::GetEveryChannelCountResultDir() const
{
    return this->_every_ch_count_dir;
}

bool EveryChannelParticleCountDataTask::IsValidSetWorkParameters() const
{
    return (!GetAllChannelCountResultDir().isEmpty()) && 
           (!GetEveryChannelCountResultDir().isEmpty()) && 
           EveryChannelParticleDataTask::IsValidSetWorkParameters();
}

bool EveryChannelParticleCountDataTask::processEveryChannelParticleData()
{
    bool ret_ok = true;
    const QString& all_ch_count_dir = GetAllChannelCountResultDir();
    const QString& every_ch_count_dir = GetEveryChannelCountResultDir();
    
    QDir all_ch_count_output_dir(all_ch_count_dir);
    all_ch_count_output_dir.mkpath(all_ch_count_dir);
    
    QDir every_ch_count_output_dir(every_ch_count_dir);
    every_ch_count_output_dir.mkpath(every_ch_count_dir);

    const QString& all_channel_particle_data_filename = GetAllChannelParticleDataFilename();
    QMap<uint, QString> particle_count_filename_list;
    QString all_channel_total_count_filename;

    try {
        // 统计每个通道的粒子计数（相同板卡号通道号相同道址）
        QMap<uint, QMap<uint, uint>> channel_address_counts; // 通道号 -> 地址 -> 计数
        
        // 统计所有通道的粒子计数（不同板卡号通道号相同道址）
        QMap<uint, uint> all_channel_address_counts; // 地址 -> 计数
        
        std::string board_id_str = QString(QStringLiteral(u"板卡号")).toStdString();
        std::string channel_id_str = QString(QStringLiteral(u"通道号")).toStdString();
        std::string address_str = QString(QStringLiteral(u"道址")).toStdString();
        std::string time_str = QString(QStringLiteral(u"时间计数")).toStdString();
        
        io::CSVReader<4> reader(all_channel_particle_data_filename.toStdString());
        reader.read_header(io::ignore_no_column, board_id_str, channel_id_str, address_str, time_str);
        uint board_id;
        uint channel_id;
        uint address;
        unsigned long long time;
        while (reader.read_row(board_id, channel_id, address, time)) {
            // 板卡和通道号计算，通道号 = 板卡号 * 4 + 通道号
            int channel_num = (board_id) * 4 + (channel_id + 1);
            
            // 统计每个通道的粒子计数
            if (!channel_address_counts.contains(channel_num)) {
                channel_address_counts[channel_num] = QMap<uint, uint>();
            }
            channel_address_counts[channel_num][address]++;
            
            // 统计所有通道的粒子计数
            all_channel_address_counts[address]++;
        }
        
        // 写入每个通道的粒子计数数据（优化：使用一次打开文件，批量写入）
        QMap<uint, std::shared_ptr<std::ofstream>> channel_file_streams;
        
        // 预创建所有通道的文件流
        for (auto channel_it = channel_address_counts.begin(); channel_it != channel_address_counts.end(); ++channel_it) {
            uint channel_num = channel_it.key();
            QString count_data_filename = every_ch_count_output_dir.filePath(QString("ParticleCountData_ch_%1.csv").arg(channel_num));
            particle_count_filename_list.insert(channel_num, count_data_filename);
            
            // 创建文件流
            std::shared_ptr<std::ofstream> out(new std::ofstream(count_data_filename.toStdString()));
            channel_file_streams[channel_num] = out;
            *out << QString(QStringLiteral(u"道址")).toStdString() << "," << QString(QStringLiteral(u"计数")).toStdString() << std::endl;
        }
        
        // 批量写入数据
        for (auto channel_it = channel_address_counts.begin(); channel_it != channel_address_counts.end(); ++channel_it) {
            uint channel_num = channel_it.key();
            const QMap<uint, uint>& address_counts = channel_it.value();
            auto out_stream = channel_file_streams[channel_num];
            
            for (auto address_it = address_counts.begin(); address_it != address_counts.end(); ++address_it) {
                uint address = address_it.key();
                uint count = address_it.value();
                *out_stream << address << "," << count << std::endl;
            }
        }
        
        // 文件流会在shared_ptr析构时自动关闭
        channel_file_streams.clear();
        
        // 写入所有通道的粒子计数数据
        all_channel_total_count_filename = all_ch_count_output_dir.filePath("AllChannelParticleTotalCountData.csv");
        std::ofstream all_channel_out(all_channel_total_count_filename.toStdString());
        all_channel_out << QString(QStringLiteral(u"道址")).toStdString() << "," << QString(QStringLiteral(u"计数")).toStdString() << std::endl;
        
        for (auto address_it = all_channel_address_counts.begin(); address_it != all_channel_address_counts.end(); ++address_it) {
            uint address = address_it.key();
            uint count = address_it.value();
            all_channel_out << address << "," << count << std::endl;
        }
        all_channel_out.close();
        
    } catch (const std::runtime_error& e) {
        QString error = QString(QStringLiteral(u"处理%1发生运行时异常:%2")).arg(all_channel_particle_data_filename).arg(e.what());
        LOG_ERROR(error)
        ret_ok = false;
    } catch (const std::exception& e) {
        QString error = QString(QStringLiteral(u"处理%1异常:%2")).arg(all_channel_particle_data_filename).arg(e.what());
        LOG_ERROR(error)
        ret_ok = false;
    } catch (...) {
        QString error = QString(QStringLiteral(u"处理%1未知异常.").arg(all_channel_particle_data_filename));
        LOG_ERROR(error)
        ret_ok = false;
    }

    const QString& project_name = GetProjectName();
    MeasureAnalysisProjectModel* project_model = MeasureAnalysisProjectModelList::GetProjectModel(project_name);
    if (project_model == nullptr) {
        ret_ok = false;
    } else {
        // 更新项目模型中的通道粒子计数数据文件名
        for (auto it = particle_count_filename_list.begin(); it != particle_count_filename_list.end(); ++it) {
            project_model->SetChannelParticleCountDataFilename(it.key(), it.value());
        }
        // 更新项目模型中的所有通道粒子总计数数据文件名
        project_model->SetAllChannelParticleTotalCountDataFilename(all_channel_total_count_filename);
    }

    return ret_ok;
}