#ifndef DTE_H
#define DTE_H
#include <qwidget.h>
#include <qcalendarwidget.h>
#include <qlayout.h>
#include <qpushbutton.h>
#include <qlineedit.h>
#include <uiModule/uiModule_tableView.h>
#include <sqlManager/sqlManager.h>  
#include <qfile.h>
#include <qmessagebox.h>
#include <QComboBox>
#include <QDateTimeEdit>
#include <QTime>
#include <fileManager.h>
#include <appCore.hpp>
#include <qlabel.h>
#define cacheSqlFileName "sqlite-database-copy.db"
//#include "xlsxdocument.h"
class TimeRangeSelectorWidget : public QWidget {

public:
	TimeRangeSelectorWidget(QWidget* parent = nullptr) : QWidget(parent) {
		setupUi();
	}
	
	std::pair<int, int>getIntTime()
	{
		int time1 = startTimeEdit->time().hour() * 60 + startTimeEdit->time().minute();
		int time2 = endTimeEdit->time().hour() * 60 + startTimeEdit->time().minute();
		return { std::min(time1,time2),std::max(time1,time2) };
	}

	QTime getStartTime() const {
		return startTimeEdit->time();
	}

	QTime getEndTime() const {
		return endTimeEdit->time();
	}


private:
	void setupUi() {
		QVBoxLayout* layout = new QVBoxLayout(this);

		QLabel* startLabel = new QLabel("开始时间:", this);
		startTimeEdit = new QDateTimeEdit(this);
		startTimeEdit->setDisplayFormat("HH:mm");

		QLabel* endLabel = new QLabel("结束时间:", this);
		endTimeEdit = new QDateTimeEdit(this);
		endTimeEdit->setDisplayFormat("HH:mm");

		layout->addWidget(startLabel);
		layout->addWidget(startTimeEdit);
		layout->addWidget(endLabel);
		layout->addWidget(endTimeEdit);

		setLayout(layout);
	}

	QDateTimeEdit* startTimeEdit;
	QDateTimeEdit* endTimeEdit;
};

class dumpToExcel
{
public:
	QWidget* mainWidget;
	sqlTableDatas globalSqlDatas;
	QCalendarWidget* calendarW;
	QPushButton* showMainWidgetBtn;
	QPushButton* dumpToCsvBtn;
	QPushButton* dumpToCsvWithDateLimitBtn;
	QPushButton* openPathSelectBtn;
	QLineEdit* filePathLineEdit;
	TimeRangeSelectorWidget* timeSelector;
	dumpToExcel()
	{
		showMainWidgetBtn = new QPushButton(u8"导出数据为表格");
		showMainWidgetBtn->setStyleSheet("color: white;");
		mainWidget = new QWidget;
		QHBoxLayout* layout = new QHBoxLayout;
		QVBoxLayout* VLayout = new QVBoxLayout;
		mainWidget->setLayout(VLayout);
		VLayout->addLayout(layout);
		QWidget* dateWIdget;
		{
			calendarW = new QCalendarWidget();
			dateWIdget = new QWidget();
			QVBoxLayout* layoutTemp = new QVBoxLayout();
			dateWIdget->setLayout(layoutTemp);
			QLabel* labelTemp = new QLabel(u8"请选择日期");
			labelTemp->setAlignment(Qt::AlignCenter);
			layoutTemp->addWidget(labelTemp);
			layoutTemp->addWidget(calendarW);
			layout->addWidget(dateWIdget);
		}
		QWidget* controlPanel;
		{
			controlPanel = new QWidget();
			
			QVBoxLayout* layoutTemp = new QVBoxLayout();
			controlPanel->setLayout(layoutTemp);

			QLabel* title = new QLabel(u8"导出选项");
			title->setAlignment(Qt::AlignCenter);

			QLabel* space = new QLabel();
			QLabel* selectFolderLabel = new QLabel(u8"选择导出路径");

			QHBoxLayout* layoutTemp2 = new QHBoxLayout();
			openPathSelectBtn = new QPushButton("...");
			openPathSelectBtn->setFixedWidth(30);
			
			timeSelector = new TimeRangeSelectorWidget();

			layoutTemp2->addWidget(openPathSelectBtn);
			filePathLineEdit = new QLineEdit("D://");
			layoutTemp2->addWidget(filePathLineEdit);

			dumpToCsvWithDateLimitBtn = new QPushButton(u8"导出指定时间段数据为csv表格");
			dumpToCsvBtn = new QPushButton(u8"导出数据为CSV表格");

			layoutTemp->addWidget(title);
			//layoutTemp->addWidget(data);
			layoutTemp->addWidget(space);
			layoutTemp->addWidget(selectFolderLabel);
			layoutTemp->addLayout(layoutTemp2);
			layoutTemp->addWidget(dumpToCsvBtn);
			layoutTemp->addWidget(timeSelector);
			layoutTemp->addWidget(dumpToCsvWithDateLimitBtn);
			layoutTemp->setAlignment(Qt::AlignTop);
		}
		layout->addWidget(controlPanel);
		tV = new tableView();
		VLayout->addWidget(tV->tableWidget);
		QDate selectedDate = calendarW->selectedDate();
		switchDate(selectedDate.toString("yyyy-MM-dd").toStdString(), "D://");
#pragma region
		QObject::connect(dumpToCsvWithDateLimitBtn, &QPushButton::clicked, [=]() {
			QDate selectedDate = calendarW->selectedDate();
			std::pair<int, int>times = timeSelector->getIntTime();
			saveSqlTableDataToCSV(selectedDate.toString("yyyy-MM-dd"), filePathLineEdit->text() + selectedDate.toString("yyyy-MM-dd") + ".csv",times.first,times.second);
			});
		QObject::connect(openPathSelectBtn, &QPushButton::clicked, [=]() {
			filePathLineEdit->setText(fileManager::openFolderDialog()+"/");
			});
		QObject::connect(dumpToCsvBtn, &QPushButton::clicked, [=]() {
			QDate selectedDate = calendarW->selectedDate();
			saveSqlTableDataToCSV(selectedDate.toString("yyyy-MM-dd"), filePathLineEdit->text() + selectedDate.toString("yyyy-MM-dd") + ".csv");
			});
		QObject::connect(showMainWidgetBtn, &QPushButton::clicked, [=](){
			mainWidget->show();
			mainWidget->raise();
			mainWidget->isActiveWindow();
			});
		QObject::connect(calendarW, &QCalendarWidget::selectionChanged, [=]() {
			QDate selectedDate = calendarW->selectedDate();
			switchDate(selectedDate.toString("yyyy-MM-dd").toStdString(),"D://");
			});
#pragma endregion 信号连接
	}
	void switchDate(std::string dateStr,std::string excelPath)
	{
		sqlManager* _sqlManager = &_core._appConfig._sqlManager;
		QString sqlCopiedFilePath;
		sqlTableDatas res = _sqlManager->selectAllData(dateStr);
#pragma region
		if (res.rowDatas.size() == 0)
		{
			tV->clearAllData();
			tV->Init({u8"搜索结果"});
			std::vector<QString> strVec({ "找不到数据" });
			tV->addRowDataValue(strVec);
			return;
		}
#pragma endregion 检索不到数据的对策
#pragma region 
		tV->clearAllData();
		std::vector<char>avoidVec;
		std::vector<QString>dataNames;
		//设置表头
		for (int i = 0; i < res.rowDatas[0].size(); i++)
		{
			QString dataName(QString::fromStdString(res.rowDatas[0][i].key));
			dataNames.push_back(dataName);
		}
		tV->Init(dataNames);
		//插入数据
		for (auto data : res.rowDatas)
		{
			std::vector<QString>datas;
			for (auto d : data)
				datas.push_back(QString::fromStdString(d.value));
			tV->addRowDataValue(datas);
		}
		//隐藏特定列
		for(auto index:avoidVec)
			tV->tableWidget->setColumnHidden(index, true);

#pragma endregion 将数据插入tableWidget
		remove(sqlCopiedFilePath.toLocal8Bit());
	}
	int StringTimeToInt(const std::string input)
	{
		size_t firstColonPos = input.find(':');
		int timeReturn = 0;
		if (firstColonPos != std::string::npos) {
			std::string time1 = input.substr(0, firstColonPos);
			timeReturn += std::stoi(time1) * 60;
			size_t secondColonPos = input.find(':', firstColonPos + 1);
			if (secondColonPos != std::string::npos) {
				std::string time2 = input.substr(firstColonPos + 1, secondColonPos - firstColonPos - 1);
				timeReturn += std::stoi(time2);
			}
		}
		return timeReturn;
	}
	void saveSqlTableDataToCSV(const QString tableData, const QString& fileName, int time1 = 0, int time2 = 0)
	{
		sqlManager* _sqlManager = &_core._appConfig._sqlManager;
		QString sqlCopiedFilePath;
		sqlTableDatas res = _sqlManager->selectAllData(tableData.toStdString());
		//SN处理
		int SNPOS = -1;
		for (auto i =0;i<res.rowDatas[0].size(); i++)
		{
			if (!res.rowDatas[0][i].key.compare("SN"))
			{
				SNPOS = i;
			}
		}
		if (SNPOS != -1)
		{
			for (auto &data : res.rowDatas)
			{
				data[SNPOS].value = "'" + data[SNPOS].value;
			}
		}
#pragma region
		if (res.rowDatas.size() == 0)
		{
			QMessageBox::critical(nullptr, "Error", u8"检索不到数据！");
			return;
		}
#pragma endregion 没有数据的对策
		QFile csvFile(fileName);
#pragma region
		if (time1 != 0 || time2 != 0)
		{
			int updateTimeIndex = -1;
			for (int i = 0; i < res.rowDatas[0].size(); i++)
			{
				if (res.rowDatas[0][i].key == "updateTime")
					updateTimeIndex = i;
			}
			if (!csvFile.exists()) {
				// 如果文件不存在，创建文件
				if (csvFile.open(QIODevice::WriteOnly | QIODevice::Text)) {
					QTextStream stream(&csvFile);
					//顶部标题
					for (auto data : res.rowDatas[0])
					{
						QString title;
						title = QString::fromStdString(data.key);
						stream << title << ",";
					}
					stream << "\n";
					for (const auto& rowDatas : res.rowDatas)
					{
						int thisTime = StringTimeToInt(rowDatas[updateTimeIndex].value);
						if (thisTime < time1 || thisTime > time2)
						{
							continue;
						}
						for (const auto& data : rowDatas)						
						{
							stream << QString::fromStdString(data.value) << ",";
						}
						stream << "\n";
					}
					qDebug() << "CSV文件保存成功";
				}
				else {
					qDebug() << "无法创建CSV文件";
					QMessageBox::critical(nullptr, "Error", u8"没有权限或空间不足！");
				}
			}
			else {
				// 如果文件已存在，追加内容
				if (csvFile.open(QIODevice::Append | QIODevice::Text)) {
					QTextStream stream(&csvFile);
					for (const auto& rowDatas : res.rowDatas)
					{
						int thisTime = StringTimeToInt(rowDatas[updateTimeIndex].value);
						if (thisTime < time1 || thisTime > time2)
						{
							continue;
						}
						for (const auto& data : rowDatas)
							stream << QString::fromStdString(data.value) << ",";
						stream << "\n";
					}
#pragma region
					std::string command = "explorer /select, \"" + fileName.toStdString() + "\"";
					size_t pos = 0;
					while ((pos = command.find("//", pos)) != std::string::npos) {
						command.replace(pos, 2, "\\");
					}
					system(command.c_str());
#pragma endregion 打开文件夹
					QMessageBox::information(nullptr, "Success", u8"成功!");
					qDebug() << "CSV文件保存成功";
					return;
				}
				else {
					qDebug() << "无法打开CSV文件";
#pragma region
					std::string command = "explorer /select, \"" + fileName.toStdString() + "\"";
					size_t pos = 0;
					while ((pos = command.find("//", pos)) != std::string::npos) {
						command.replace(pos, 2, "\\");
					}
					system(command.c_str());
#pragma endregion 打开文件夹
					QMessageBox::critical(nullptr, "Error", u8"文件已存在且无法被写入！");
				}
			}
		}
#pragma endregion 需要判断时间的循环		
#pragma region
		if (!csvFile.exists()) {
			// 如果文件不存在，创建文件
			if (csvFile.open(QIODevice::WriteOnly | QIODevice::Text)) {
				QTextStream stream(&csvFile);
				//顶部标题
				for (auto data : res.rowDatas[0])
				{
					QString title;
					title = QString::fromStdString(data.key);
					stream << title<<",";
				}
				stream << "\n";
				for (const auto& rowDatas : res.rowDatas) {
					for (const auto& data : rowDatas)
						stream << QString::fromStdString(data.value) << ",";
					stream << "\n";
				}
				qDebug() << "CSV文件保存成功";
			}
			else {
				qDebug() << "无法创建CSV文件";
				QMessageBox::critical(nullptr, "Error", u8"没有权限或空间不足！");
			}
		}
		else {
			// 如果文件已存在，追加内容
			if (csvFile.open(QIODevice::Append | QIODevice::Text)) {
				QTextStream stream(&csvFile);
				for (const auto& rowDatas : res.rowDatas) {
					for (const auto& data : rowDatas)
						stream << QString::fromStdString(data.value) << ",";
					stream << "\n";
				}
#pragma region
				std::string command = "explorer /select, \"" + fileName.toStdString() + "\"";
				size_t pos = 0;
				while ((pos = command.find("//", pos)) != std::string::npos) {
					command.replace(pos, 2, "\\");
				}
				system(command.c_str());
#pragma endregion 打开文件夹
				QMessageBox::information(nullptr, "Success", u8"成功!");
				qDebug() << "CSV文件保存成功";
				return;
			}
			else {
				qDebug() << "无法打开CSV文件";
#pragma region
				std::string command = "explorer /select, \"" + fileName.toStdString() + "\"";
				size_t pos = 0;
				while ((pos = command.find("//", pos)) != std::string::npos) {
					command.replace(pos, 2, "\\");
				}
				system(command.c_str());
#pragma endregion 打开文件夹
				QMessageBox::critical(nullptr, "Error", u8"文件已存在且无法被写入！");
			}
		}
#pragma endregion 不需要判断时间的循环
	}
public slots:

private:
	tableView* tV;
};

#pragma once
#endif