#include "nmGUIComponentBase.h"
#include "nmDataAttribute.h"
#include <QHBoxLayout>
#include <QLabel>
#include <QLineEdit>
#include <QComboBox>
#include "nmDataAttribute.h"
#include <QtGlobal> 

#include "nmTranslationManager.h"

Q_DECLARE_METATYPE(int*)
	Q_DECLARE_METATYPE(double*)
	Q_DECLARE_METATYPE(QString*)

	nmGUIComponentBase::nmGUIComponentBase(nmDataAttribute* pOriginValue,
	bool enable, QWidget *parent) :
QWidget(parent),
	m_pLayout(nullptr),
	m_pNameLabel(nullptr),
	m_pValueEdit(nullptr),
	m_pUnitComboBox(nullptr),
	m_pOriginValue(pOriginValue),
	m_isEnable(enable),
	m_eUIType(NM_GUI_Component_Type_LineEdit),
	m_baseValue(0.0),
	m_baseUnit(""),
	m_currentUnit(""),
	m_valueEditedByUser(false) ,
	m_lastValidValue(""),
	m_bIsUpdateValue(false)
{
}

bool nmGUIComponentBase::updateValueToOrigin() {
	if (m_pOriginValue == nullptr) {
		return false;
	}

	QString sValue = "";

	// 获取值
	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
		sValue = static_cast<QLineEdit*>(m_pValueEdit)->text().trimmed();
	} else if (m_eUIType == NM_GUI_Component_Type_ComboBox) {
		sValue = static_cast<QComboBox*>(m_pValueEdit)->currentText().trimmed();
	}

	if (sValue.isEmpty()) {
		return false;
	}

	QVariant value = m_pOriginValue->getValue();
	const int typeId = value.userType();

	bool conversionOk = true;
	QVariant newValue;

	// 处理数值类型
	if (typeId == QVariant::Double || typeId == QVariant::Int) {
		double inputValue = sValue.toDouble(&conversionOk);
		if (!conversionOk) {
			return false;
		}

		// 将输入值从当前单位转换为原始单位
		const double baseValue = m_pOriginValue->convertValueByUnitType(inputValue, m_currentUnit, m_baseUnit);

		// 根据数据类型设置新值
		if (typeId == QVariant::Int) {
			newValue = static_cast<int>(baseValue);
		} else {
			//newValue = qRound(baseValue * 100.0)/ 100.0;
			newValue = baseValue;
		}

	} 
	// 处理其他类型
	else {
		switch (typeId) {
		case QVariant::String:
			newValue = sValue;
			break;
		case QVariant::Bool:
			newValue = sValue.toInt(&conversionOk) != 0;
			break;
		default:
			conversionOk = false;
			break;
		}
	}

	if (conversionOk) {
		m_pOriginValue->setValue(newValue);
		return true;
	}
	return false;
}

bool nmGUIComponentBase::updateValueFromOrigin() {
	if (!m_pOriginValue || !m_pValueEdit)
		return false;

	QVariant val = m_pOriginValue->getValue();
	QString s;

	// 数值类型
	if (val.type() == QVariant::Double || val.type() == QVariant::Int) {
		double baseVal = (val.type() == QVariant::Double
			? val.toDouble()
			: val.toInt());
		// 把基础值从 baseUnit 转到 currentUnit
		double disp = m_pOriginValue->convertValueByUnitType(baseVal, m_baseUnit, m_currentUnit);
		s = QString::number(disp);
	}
	// 字符串类型
	else if (val.type() == QVariant::String) {
		s = val.toString();
	}
	else {
		s = val.toString();
	}

	// 设置到 QLineEdit 或 QComboBox
	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
		static_cast<QLineEdit*>(m_pValueEdit)->setText(s);
		m_lastValidValue = s;  // 更新有效值
	} else {
		auto cb = static_cast<QComboBox*>(m_pValueEdit);
		int idx = cb->findText(s);
		if (idx>=0) cb->setCurrentIndex(idx);
	}
	return true;
}

//bool nmGUIComponentBase::updateValueFromOrigin() {
//	if (!m_pOriginValue || !m_pValueEdit)
//		return false;
//
//	QVariant val = m_pOriginValue->getValue();
//	QString s;
//
//	// 数值类型
//	if (val.type() == QVariant::Double || val.type() == QVariant::Int) {
//		double baseVal = (val.type() == QVariant::Double
//			? val.toDouble()
//			: val.toInt());
//		// 把基础值从 baseUnit 转到 currentUnit
//		double disp = m_pOriginValue->convertValueByUnitType(baseVal, m_baseUnit, m_currentUnit);
//		s = QString::number(disp);
//	}
//	// 字符串类型
//	else if (val.type() == QVariant::String) {
//		s = val.toString();
//	}
//	else {
//		s = val.toString();
//	}
//
//	// 设置到 QLineEdit 或 QComboBox
//	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
//		static_cast<QLineEdit*>(m_pValueEdit)->setText(s);
//	} else {
//		auto cb = static_cast<QComboBox*>(m_pValueEdit);
//		int idx = cb->findText(s);
//		if (idx>=0) cb->setCurrentIndex(idx);
//	}
//	return true;
//}

void nmGUIComponentBase::init() {
	this->initUI();
}

void nmGUIComponentBase::initUI() {
	this->initLayout();
	this->initComponents();
	this->initInitValue();
}

void nmGUIComponentBase::initLayout() {
	m_pLayout = new QHBoxLayout(this);
	m_pLayout->setContentsMargins(0, 0, 0, 0);
	m_pLayout->setSpacing(5);
}

void nmGUIComponentBase::initComponents() {
	if (!m_pOriginValue) return;

	QString sName = nmTranslationManager::mapToChinese(m_pOriginValue->getName());

	// 初始化标签 - 使用固定宽度
	m_pNameLabel = new QLabel(sName, this);
	m_pNameLabel->setAlignment(Qt::AlignVCenter | Qt::AlignLeft);
	m_pNameLabel->setFixedWidth(200);
	m_pLayout->addWidget(m_pNameLabel);

	// 在标签和输入框之间添加弹性空间
	m_pLayout->addStretch();

	// 初始化值控件
	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
		QLineEdit *le = new QLineEdit(this);
		m_pValueEdit = le;
		le->setAlignment(Qt::AlignVCenter | Qt::AlignLeft);
		le->setFixedWidth(137);  // 设置固定宽度
		connect(le, SIGNAL(textEdited(const QString&)), this, SLOT(onValueEdited(const QString&)));
		connect(le, SIGNAL(editingFinished()), this, SLOT(onValueEditFinish()));

		m_pLayout->addWidget(m_pValueEdit);

		// 初始化单位控件
		const QString unitCode = m_pOriginValue->getUnit();
		if (!unitCode.isEmpty()) {
			m_pUnitComboBox = new QComboBox(this);
			QStringList unitSelections = m_pOriginValue->getListUnitSelections();

			for (int i = 0; i < unitSelections.size(); ++i) {
				const QString &code = unitSelections[i];
				QString disp = nmTranslationManager::mapToChinese(code);
				m_pUnitComboBox->addItem(disp, QVariant(code));
			}

			int idx = unitSelections.indexOf(unitCode);
			if (idx >= 0) {
				m_pUnitComboBox->setCurrentIndex(idx);
				m_currentUnit = m_pUnitComboBox->itemData(idx).toString();
			} else {
				m_currentUnit = unitCode;
			}

			connect(m_pUnitComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(onUnitChanged(int)));
			m_pUnitComboBox->setFixedWidth(80);  // 给单位下拉框设置固定宽度
			m_pLayout->addWidget(m_pUnitComboBox);
		} else {
			// 没有单位时，添加相同宽度的占位空间，保持对齐
			QWidget* placeholder = new QWidget(this);
			placeholder->setFixedWidth(80);  // 与单位框宽度相同
			m_pLayout->addWidget(placeholder);
		}
	}
	else if (m_eUIType == NM_GUI_Component_Type_ComboBox) {
		m_pValueEdit = new QComboBox(this);
		QStringList valueSelections = m_pOriginValue->getListValueSelections();
		for (int i = 0; i < valueSelections.size(); ++i) {
			valueSelections[i] = nmTranslationManager::mapToChinese(valueSelections[i]);
		}
		static_cast<QComboBox*>(m_pValueEdit)->addItems(valueSelections);
		m_pLayout->addWidget(m_pValueEdit);
	}

	m_pValueEdit->setEnabled(m_isEnable);
}


//void nmGUIComponentBase::initComponents() {
//	if (!m_pOriginValue) return;
//
//	QString sName = nmTranslationManager::mapToChinese(m_pOriginValue->getName());
//
//	// 初始化标签
//	m_pNameLabel = new QLabel(sName, this);
//	m_pNameLabel->setAlignment(Qt::AlignVCenter | Qt::AlignLeft);
//	m_pNameLabel->setMinimumWidth(200);
//	m_pLayout->addWidget(m_pNameLabel, 5);
//
//	// 初始化值控件
//	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
//		QLineEdit *le = new QLineEdit(this);
//		m_pValueEdit = le;
//		le->setAlignment(Qt::AlignVCenter | Qt::AlignLeft);
//		connect(le, SIGNAL(textEdited(const QString&)), this, SLOT(onValueEdited(const QString&)));
//		// 编辑完成
//		connect(le, SIGNAL(editingFinished()), this, SLOT(onValueEditFinish()));
//
//		// 初始化单位控件
//		const QString unitCode = m_pOriginValue->getUnit();  // 英文单位码
//		if (!unitCode.isEmpty()) {
//			m_pUnitComboBox = new QComboBox(this);
//			QStringList unitSelections = m_pOriginValue->getListUnitSelections();  // 英文列表
//
//			// 将英文 code 存为 itemData，显示中文
//			for (int i = 0; i < unitSelections.size(); ++i) {
//				const QString &code = unitSelections[i];
//				QString disp = nmTranslationManager::mapToChinese(code);
//				m_pUnitComboBox->addItem(disp, QVariant(code));  // display=中文, data=英文
//			}
//
//			// 设置默认索引
//			int idx = unitSelections.indexOf(unitCode);
//			if (idx >= 0) {
//				m_pUnitComboBox->setCurrentIndex(idx);
//				m_currentUnit = m_pUnitComboBox->itemData(idx).toString();  // 取英文码
//			}
//			else {
//				m_currentUnit = unitCode;
//			}
//
//			connect(m_pUnitComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(onUnitChanged(int)));
//
//			m_pLayout->addWidget(m_pValueEdit, 4);
//			m_pLayout->addWidget(m_pUnitComboBox, 1);
//		} else {
//			m_pLayout->addWidget(m_pValueEdit, 5);
//		}
//	}
//	else if (m_eUIType == NM_GUI_Component_Type_ComboBox) {
//		m_pValueEdit = new QComboBox(this);
//		QStringList valueSelections = m_pOriginValue->getListValueSelections();
//		for (int i = 0; i < valueSelections.size(); ++i) {
//			valueSelections[i] = nmTranslationManager::mapToChinese(valueSelections[i]);
//		}
//		static_cast<QComboBox*>(m_pValueEdit)->addItems(valueSelections);
//		m_pLayout->addWidget(m_pValueEdit, 5);
//	}
//
//	m_pValueEdit->setEnabled(m_isEnable);
//}

//void nmGUIComponentBase::initInitValue() {
//	if (!m_pOriginValue) return;
//
//	// 初始化基础值和单位
//	m_baseUnit = m_pOriginValue->getUnit();
//	m_currentUnit = m_baseUnit;
//
//	const QVariant valueVar = m_pOriginValue->getValue();
//	if (valueVar.userType() == QVariant::Double) {
//		m_baseValue = valueVar.toDouble();
//	} else if (valueVar.userType() == QVariant::Int) {
//		m_baseValue = valueVar.toInt();
//	}
//
//	// 设置初始显示值
//	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
//		if (valueVar.userType() == QVariant::Double || valueVar.userType() == QVariant::Int) {
//			const double displayValue = m_pOriginValue->convertValueByUnitType(m_baseValue, m_baseUnit, m_currentUnit);
//			static_cast<QLineEdit*>(m_pValueEdit)->setText(QString::number(displayValue));
//		} else {
//			static_cast<QLineEdit*>(m_pValueEdit)->setText(valueVar.toString());
//		}
//	}
//}

void nmGUIComponentBase::initInitValue() {
	if (!m_pOriginValue) return;

	// 初始化基础值和单位
	m_baseUnit = m_pOriginValue->getUnit();
	m_currentUnit = m_baseUnit;

	const QVariant valueVar = m_pOriginValue->getValue();
	if (valueVar.userType() == QVariant::Double) {
		m_baseValue = valueVar.toDouble();
	} else if (valueVar.userType() == QVariant::Int) {
		m_baseValue = valueVar.toInt();
	}

	// 设置初始显示值
	if (m_eUIType == NM_GUI_Component_Type_LineEdit) {
		if (valueVar.userType() == QVariant::Double || valueVar.userType() == QVariant::Int) {
			const double displayValue = m_pOriginValue->convertValueByUnitType(m_baseValue, m_baseUnit, m_currentUnit);
			QString valueText = QString::number(displayValue);
			static_cast<QLineEdit*>(m_pValueEdit)->setText(valueText);
			m_lastValidValue = valueText;  // 保存初始有效值
		} else {
			QString valueText = valueVar.toString();
			static_cast<QLineEdit*>(m_pValueEdit)->setText(valueText);
			m_lastValidValue = valueText;  // 保存初始有效值
		}
	}
}

void nmGUIComponentBase::onUnitChanged(int index) {
	if (!m_pUnitComboBox || !m_pValueEdit) return;

	// 只有刚才改过文本，才把显示值写回baseValue
	if (m_valueEditedByUser) {
		updateValueToOrigin();
		m_valueEditedByUser = false;
	}

	// 从 itemData() 读取英文单位码
	m_currentUnit = m_pUnitComboBox->itemData(index).toString();

	updateValueFromOrigin();
}

void nmGUIComponentBase::onValueEdited(const QString &)
{
	// 用户敲入时打标记
	m_valueEditedByUser = true;
}

void nmGUIComponentBase::onValueEditFinish()
{
	if (m_eUIType != NM_GUI_Component_Type_LineEdit) {
		return;
	}

	QLineEdit* pLineEdit = static_cast<QLineEdit*>(m_pValueEdit);
	QString currentText = pLineEdit->text().trimmed();

	// 检查是否为空
	if (currentText.isEmpty()) {
		pLineEdit->setText(m_lastValidValue);
		return;
	}

	// 检查是否为有效数字
	bool ok = false;
	double value = currentText.toDouble(&ok);

	if (!ok) {
		// 不是有效数字，恢复上一个有效值
		pLineEdit->setText(m_lastValidValue);
		return;
	}

	// 是有效数字，保存并更新到数据源
	m_lastValidValue = QString::number(value);  // 标准化数字格式
	pLineEdit->setText(m_lastValidValue);

	// 根据是否实时更新数据标记来选择是否立即更新值到数据源
	if (m_bIsUpdateValue) {
		updateValueToOrigin();
	}
}

//void nmGUIComponentBase::onValueEditFinish()
//{
//	// 根据是否实时更新数据标记来选择是否立即更新值到数据源
//	if (m_bIsUpdateValue)
//	{
//		updateValueToOrigin();
//	}
//}

void nmGUIComponentBase::setIsRealTimeUpdateValue(bool isUpdate)
{
	m_bIsUpdateValue = isUpdate;
}

void nmGUIComponentBase::setOriginValue(nmDataAttribute* pOriginValue)
{
	m_pOriginValue = pOriginValue;
	if (m_pOriginValue) {
		// 重新初始化单位
		m_baseUnit = m_pOriginValue->getUnit();
		m_currentUnit = m_baseUnit;

		// 重新初始化基础值
		const QVariant valueVar = m_pOriginValue->getValue();
		if (valueVar.userType() == QVariant::Double) {
			m_baseValue = valueVar.toDouble();
		} else if (valueVar.userType() == QVariant::Int) {
			m_baseValue = valueVar.toInt();
		}

		// 更新单位下拉框（如果存在）
		if (m_pUnitComboBox) {
			const QString unitCode = m_pOriginValue->getUnit();
			QStringList unitSelections = m_pOriginValue->getListUnitSelections();

			// 清空并重新填充
			m_pUnitComboBox->clear();
			for (int i = 0; i < unitSelections.size(); ++i) {
				const QString &code = unitSelections[i];
				QString disp = nmTranslationManager::mapToChinese(code);
				m_pUnitComboBox->addItem(disp, QVariant(code));
			}

			// 设置当前索引
			int idx = unitSelections.indexOf(unitCode);
			if (idx >= 0) {
				m_pUnitComboBox->setCurrentIndex(idx);
			}
		}

		// 更新标签名称（如果需要）
		if (m_pNameLabel) {
			QString sName = nmTranslationManager::mapToChinese(m_pOriginValue->getName());
			m_pNameLabel->setText(sName);
		}

		// 更新显示值
		updateValueFromOrigin();
	}
}