#include <qlistwidget.h>
#include <simpleTools/fileManager.h>
#include <qlinkedlist.h>
#include <qpushbutton.h>
#include <uiModule/components/fancyButton.h>
#include <qlayout.h>
#include <qlabel.h>
#include <appCore.hpp>

class toolItemWidget :public QWidget
{
public:
	QHBoxLayout* layout = new QHBoxLayout(this);
	fancyButton* returnBtn;
	fancyButton* homeBtn;
	QLabel* dirLabel = new QLabel();
	toolItemWidget(QString title)
	{
		QFont font("微软雅黑", 24, QFont::Bold);
		QPalette palette;
		palette.setColor(QPalette::WindowText, Qt::white);

		returnBtn = new fancyButton(40,40, QIcon(":/topBar/icon/rollback.png"),"返回上一级");
		layout->addWidget(returnBtn);
		
		homeBtn = new fancyButton(40, 40, QIcon(":/topBar/icon/home2.png"), "返回目录");
		layout->addWidget(homeBtn);
		
		dirLabel->setText(title);
		dirLabel->setFont(font);
		dirLabel->setStyleSheet("QLabel { color: white; }");

		layout->addWidget(dirLabel);
		layout->setAlignment(Qt::AlignLeft);
		layout->setContentsMargins(0, 0, 0, 0);
	}
};

class menuListWidget : public QListWidget
{
	Q_OBJECT
public:
	QString basePath = QString::fromStdString(_core._appConfig.imgSavePath);
	menuListWidget()
	{
		_toolItemWidget = new toolItemWidget(basePath);
		pathList.append(basePath);
		refreshListWidget();
		targetDepth = pathList.size();
		depth = targetDepth;
		_toolItemWidget->returnBtn->setDisabled(true);
		_toolItemWidget->homeBtn->setDisabled(true);
		QObject::connect(this, &QListWidget::itemClicked, this, &menuListWidget::itemClick);
		//jumpWithPath("D://////CCD/yuantu/2024-06-04/23H/TEST");
	}
	void addTools(QString title)
	{
		QListWidgetItem* item = new QListWidgetItem();
		this->addItem(item);
		if (_toolItemWidget != nullptr)
			delete _toolItemWidget;
		_toolItemWidget = new toolItemWidget(title);
		item->setSizeHint(_toolItemWidget->sizeHint());
		QObject::connect(_toolItemWidget->returnBtn, &QPushButton::clicked, this, &menuListWidget::returnLast);
		QObject::connect(_toolItemWidget->homeBtn, &QPushButton::clicked, this, &menuListWidget::toMenu);
		this->setItemWidget(item, _toolItemWidget);
	}
	void returnLast()
	{
		if (depth <= targetDepth)
			return;
		depth--;
		pathList.removeLast();
		refreshListWidget();
		if (depth <= targetDepth)
		{
			_toolItemWidget->returnBtn->setDisabled(true);
			_toolItemWidget->homeBtn->setDisabled(true);
		}
	}
	void refreshListWidget()
	{
		this->clear();
		addTools(pathList.last());
		QString path;
		for (auto p : pathList)
			path.append(p + "/");
		QFont font("微软雅黑", 18, QFont::Bold);
		std::vector<std::string> result = fileManager::getAllDirs(path);
		for (auto dirName : result)
		{
			QListWidgetItem* item = new QListWidgetItem(QString::fromStdString(dirName));
			item->setFont(font);
			item->setForeground(QBrush(QColor(Qt::white)));
			this->addItem(item);
		}
		emit switchPathSignal(path);
	}
	void toMenu()
	{
		jumpWithPath(basePath+"\\");
	}
	void jumpWithPath(QString path)
	{
		//分割字符串
		path = fileManager::normalizePathSeparators(path);
		QStringList list = path.split("/");
		if (list.size() == 0)
			list = path.split("\\");
		if (list.size() == 0)
			return;

		//写入
		//std::string fileName = fileManager::getFileName(path.toStdString());
		pathList.clear();
		for (auto str : list)
			//if (str.contains(QString::fromStdString(fileName)) == false)
				pathList.append(str);

		depth = pathList.size() - 1;
		refreshListWidget();
	}
private:
	toolItemWidget* _toolItemWidget = nullptr;
	int depth = 0,targetDepth = 0;
	QLinkedList<QString> pathList;
private slots:
	void itemClick(QListWidgetItem* item)
	{
		if (item->text().isEmpty())
			return;
		pathList.append(item->text());
		depth++;
		refreshListWidget();
	}
signals:
	void switchPathSignal(QString path);
};
#pragma once