#include "sqliteReader.h"
#include <qlabel.h>
#include <qcombobox.h>
#include <qlineedit.h>
#include <qpushbutton.h>
#include <qstandarditemmodel.h>


sqliteReader::sqliteReader(QWidget *parent)
    : QMainWindow(parent)
{
    ui.setupUi(this);
	readIniFile(".//config//sqliteReader.ini");
	sqlManager.initPara();
	std::vector<std::string> res=sqlManager.GetTables();
	widgetInit(res);
}

sqliteReader::~sqliteReader()
{
	sqlManager.uninitlize();
}
void sqliteReader::widgetInit(std::vector<std::string>tables)
{
	//1
	layout1 = new QVBoxLayout();
	ui.centralWidget->setLayout(layout1);

	//1-1
	QWidget* vLayout2Widget = new QWidget();
	QHBoxLayout * vLayoutt2 = new QHBoxLayout();
	vLayout2Widget->setLayout(vLayoutt2);
	layout1->addWidget(vLayout2Widget);

	//1-1-1
	QLabel* vLayout2Label = new QLabel(u8"请选择日期");
	vLayoutt2->addWidget(vLayout2Label);

	QComboBox * Layou2MBox = new QComboBox();
	for (auto &data : tables)
	{
		Layou2MBox->addItem(QString::fromStdString(data));
	}
	vLayoutt2->addWidget(Layou2MBox);
	connect(Layou2MBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, [=]() {switchWidget(Layou2MBox->currentText().toStdString()); });

	QLabel* vLayout2Label2 = new QLabel(u8"根据SN查询");
	vLayoutt2->addWidget(vLayout2Label2);

	QLineEdit *Layout2LEdit = new QLineEdit();
	vLayoutt2->addWidget(Layout2LEdit);

	QPushButton* layout2QPBtn = new QPushButton(u8"查询");
	vLayoutt2->addWidget(layout2QPBtn);
	connect(layout2QPBtn,& QPushButton::clicked, this, [=]() {searchSN(Layou2MBox->currentText().toStdString(), Layout2LEdit->text().toStdString()); });
	//1-2
	tableWidget = new QTableWidget();
	layout1->addWidget(tableWidget);
	switchWidget(Layou2MBox->currentText().toStdString());

}
void sqliteReader::switchWidget(std::string tableName)
{
	std::vector<sqlDataStruct> res = sqlManager.getAllData(tableName);
	tableWidget->clear();
	delete tableWidget;
	tableWidget = new QTableWidget();
	layout1->addWidget(tableWidget);
	if (res.size() > 0)
	{
		int colsNum = res.at(0).dataVec.size() + 1 - avoidMap.size();
		tableWidget->setColumnCount(colsNum);
		tableWidget->setHorizontalHeaderItem(0, new QTableWidgetItem("SN"));
		//for (int i = 0; i < res.at(0).dataVec.size(); i++)
		{
			int index = 1;
			std::unordered_map<QString, QString>::iterator it;
			std::unordered_map<QString, QString>::iterator it2;

			for (auto&data : res.at(0).dataVec)
			{
				it = avoidMap.find(QString::fromStdString(data.dataName));
				if (it == avoidMap.end())
				{
					QString Name = QString::fromStdString(data.dataName);
					it2 = cuttomName.find(Name);
					if (it2 != cuttomName.end())
						Name = it2->second;
					tableWidget->setHorizontalHeaderItem(index, new QTableWidgetItem(Name));
					index++;
				}
			}
		}
		//tableWidget->setColumnCount(res.size());
		for (int i = 0; i < res.size(); i++)
		{
			int row = tableWidget->rowCount();
			tableWidget->insertRow(row);
			tableWidget->setItem(row, 0, new QTableWidgetItem(QString::fromStdString(res[i].SN)));
			{
				int index = 1;
				std::unordered_map<QString, QString>::iterator it;
				for (auto&data : res.at(i).dataVec)
				{
					it = avoidMap.find(QString::fromStdString(data.dataName));
					if (it == avoidMap.end())
					{
						tableWidget->setItem(row, index, new QTableWidgetItem(QString::fromStdString(data.valueText)));
						index ++;
					}
				}
			}
		}
	}
	
	//tableWidget->horizontalHeader
}
void sqliteReader::searchSN(std::string tableName, std::string SN)
{
	sqlDataStruct res = sqlManager.selectData(SN,tableName);
	tableWidget->clear();
	delete tableWidget;
	tableWidget = new QTableWidget();
	layout1->addWidget(tableWidget);
	if (res.SN.compare(""))//非空
	{
		tableWidget->setColumnCount(res.dataVec.size() - avoidMap.size());
		//tableWidget->setHorizontalHeaderItem(0, new QTableWidgetItem("SN"));
		{
			int index = 0;
			std::unordered_map<QString, QString>::iterator it;
			std::unordered_map<QString, QString>::iterator it2;
			for (auto&data : res.dataVec)
			{
				it = avoidMap.find(QString::fromStdString(data.dataName));
				if (it == avoidMap.end())
				{
					QString Name = QString::fromStdString(data.dataName);
					it2 = cuttomName.find(Name);
					if (it2 != cuttomName.end())
						Name = it2->second;
					tableWidget->setHorizontalHeaderItem(index, new QTableWidgetItem());
					index++;
				}
			}
		}

		//tableWidget->setColumnCount(res.dataVec.size());

		int row = tableWidget->rowCount();
		tableWidget->insertRow(row);
		{
			int index = 0;
			std::unordered_map<QString, QString>::iterator it;
			for (auto&data : res.dataVec)
			{
				it = avoidMap.find(QString::fromStdString(data.dataName));
				if (it == avoidMap.end())
				{
					tableWidget->setItem(row, index, new QTableWidgetItem(QString::fromStdString(data.valueText)));
					index++;
				}
			}
		}
	}
	else
	{
		tableWidget->setColumnCount(res.dataVec.size() + 1);
		tableWidget->setHorizontalHeaderItem(0, new QTableWidgetItem("SN"));
		tableWidget->setColumnCount(1);

		int row = tableWidget->rowCount();
		tableWidget->insertRow(row);
		tableWidget->setItem(row, 0, new QTableWidgetItem(u8"找不到该数据！"));
	}
	

	//tableWidget->horizontalHeader
}

bool sqliteReader::readIniFile(const QString &filePath) {
	//std::unordered_map<QString, QString> avoiData;
	//std::unordered_map<QString, QString> cutomName;
	QFile file(filePath);

	if (file.open(QIODevice::ReadOnly | QIODevice::Text)) {
		QTextStream in(&file);
		QString currentSection;

		while (!in.atEnd()) {
			QString line = in.readLine().trimmed();
			if (line.startsWith('[') && line.endsWith(']')) {
				// This line is a section header
				currentSection = line.mid(1, line.length() - 2);
			}
			else if (!line.isEmpty() && !line.startsWith(';') && !currentSection.isEmpty()) {
				// This line is a key-value pair within a section
				int separatorIndex = line.indexOf('=');
				if (separatorIndex != -1) {
					if (!currentSection.compare("avoid"))
					{
						QString key = line.left(separatorIndex).trimmed();
						QString value = line.mid(separatorIndex + 1).trimmed();
						if (!value.compare("true"))
							avoidMap.insert({ key, value });
					}
					else if (!currentSection.compare("customName"))
					{
						QString key = line.left(separatorIndex).trimmed();
						QString value = line.mid(separatorIndex + 1).trimmed().toUtf8();
						cuttomName.insert({ key, value });
					}
				}
			}
		}

		file.close();
	}
	else
	{
		file.close();
		return false;
	}

	return true;
}