#include "maindialog.h"
#include "ui_maindialog.h"
#include <QToolBar>
#include <QListWidget>
#include <QStackedWidget>
#include <QVBoxLayout>
#include <QIcon>
#include <QSize>
#include <QPushButton>
#include <QSplitter>
#include <QSettings>
#include <QCloseEvent>
#include <QMessageBox>
#include <QTableView>
#include <QStandardItemModel>

#include "devicepropertypage.h"

MainDialog::MainDialog(QWidget *parent) :
    QMainWindow (parent),
    ui(new Ui::MainDialog)
{
    //ui->setupUi(this);

    this->setWindowIcon(QIcon(":/images/icon.png"));

    InitializeUI();

    // Load the window state
    loadWindowState();
}

MainDialog::~MainDialog()
{
    delete ui;
}

void MainDialog::InitializeUI()
{
    // Create central widget and layout
    this->takeCentralWidget();
    QWidget *centralWidget = new QWidget(this);
    QVBoxLayout *mainLayout = new QVBoxLayout(centralWidget);

    //Create toolbar
    CreateToolbar();

    // Set up the QListWidget
    m_pDeviceListWidget = new QListWidget(this);

    m_pDeviceListWidget->setStyleSheet("background-color:transparent");
    m_pDeviceListWidget->setViewMode(QListView::IconMode);
    m_pDeviceListWidget->setIconSize(QSize(70, 70));
    m_pDeviceListWidget->setGridSize(QSize(145, 100)); // item 的大小
    m_pDeviceListWidget->setMovement(QListView::Static);

    m_pDeviceListWidget->setMaximumWidth(170);
    m_pDeviceListWidget->setMinimumWidth(170); // Set minimum width

    m_pDeviceListWidget->setResizeMode(QListView::Fixed);

    m_pDeviceListWidget->setSpacing(25);
    //m_pDeviceListWidget->setUniformItemSizes(true); // 所有的 item 一样大
    m_pDeviceListWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);


    CreateIcon(QIcon(":/images/PagePower.png"),tr("Power"));
    CreateIcon(QIcon(":/images/PageBattery.png"),tr("Battery"));
    CreateIcon(QIcon(":/images/PageSwitch.png"),tr("Switch"));
    CreateIcon(QIcon(":/images/PageAir.png"),tr("Air"));
    CreateIcon(QIcon(":/images/PageFan.png"),tr("Fan"));
    CreateIcon(QIcon(":/images/PageSensor.png"),tr("Sensor"));

    // Set up the QStackedWidget
    CreateTablePage();

    // Set up the QSplitter to manage the resizing of QListWidget and QStackedWidget
    QSplitter *splitter = new QSplitter(Qt::Horizontal, this);
    splitter->addWidget(m_pDeviceListWidget);
    splitter->addWidget(m_pDevicestackedWidget);
    splitter->setSizes(QList<int>({200, 600}));  // Set initial sizes (200 for QListWidget, 600 for QStackedWidget)

    // Disable splitter dragging
    splitter->setChildrenCollapsible(false);

    // 将工具栏添加到主窗口的顶部
    //addToolBar(Qt::TopToolBarArea, m_pMainToolBar);

    // Set up layout
    mainLayout->addWidget(m_pMainToolBar);
    mainLayout->addWidget(splitter);
    centralWidget->setLayout(mainLayout);

    // Set central widget
    setCentralWidget(centralWidget);

    // Set initial size of the dialog
    setWindowTitle(tr("EMS Configurer "));

    //resize(800, 600);

    setMinimumSize(1024, 768);

    connect(m_pDeviceListWidget, &QListWidget::currentItemChanged, this, &MainDialog::changePage);
}


void MainDialog::CreateToolbar()
{
    m_pMainToolBar = new QToolBar(this);
    m_pMainToolBar->setIconSize(QSize(48, 48));

    // 创建一个水平布局以容纳图标和占位符
    QWidget *toolBarWidget = new QWidget(this);
    QHBoxLayout *layout = new QHBoxLayout(toolBarWidget);
    layout->setContentsMargins(0, 0, 0, 0); // 去除内边距

    // 添加一个弹性空间以推送图标到右侧
    QSpacerItem *spacer = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
    layout->addItem(spacer);

    // Create actions for the toolbar
    QAction *action1 = new QAction(QIcon(":/images/icons8-add-64.png"), tr("Add Device"), this);
    action1->setToolTip(tr("Add a new device"));

    QAction *action2 = new QAction(QIcon(":/images/icons8-close-64.png"), tr("Remove Device"), this);
    action2->setToolTip(tr("Remove a device"));

    QAction *action4 = new QAction(QIcon(":/images/icons8-refresh-64.png"), tr("Refresh"), this);
    action4->setToolTip(tr("Refresh"));

    QAction *action3 = new QAction(QIcon(":/images/icon.png"), tr("About..."), this);
    action3->setToolTip(tr("Show information about EMU Configurer toolkit"));

    // Add actions to the toolbar
    m_pMainToolBar->addAction(action1);
    m_pMainToolBar->addAction(action2);
    m_pMainToolBar->addAction(action4);
    m_pMainToolBar->addSeparator();
    m_pMainToolBar->addAction(action3);

    // 将工具栏的 widget 设置为包含图标和占位符的 widget
    m_pMainToolBar->addWidget(toolBarWidget);

    // Connect actions to slots
    connect(action1, &QAction::triggered, this, &MainDialog::onToolButton1Clicked);
    connect(action2, &QAction::triggered, this, &MainDialog::onToolButton2Clicked);
    connect(action4, &QAction::triggered, this, &MainDialog::onToolRefreshClicked);
    connect(action3, &QAction::triggered, this, &MainDialog::onAboutButtonClicked);
}

void MainDialog::CreateTablePage()
{
    m_pDevicestackedWidget = new QStackedWidget(this);

    QVBoxLayout *stackedWidgetLayout = new QVBoxLayout(m_pDevicestackedWidget);

#if 1
    //m_pDevicestackedWidget->setLayout(stackedWidgetLayout);
    stackedWidgetLayout->addWidget(m_pDevicestackedWidget);

    DevicePropertyPage *page1 = new DevicePropertyPage(m_pDevicestackedWidget);
    DevicePropertyPage *page2 = new DevicePropertyPage(m_pDevicestackedWidget);

    m_pDevicestackedWidget->addWidget(page1); // Add QTableView as a page
    m_pDevicestackedWidget->addWidget(page2);

    m_pDevicestackedWidget->addWidget(new QPushButton("Page 3"));
    m_pDevicestackedWidget->addWidget(new QPushButton("Page 4"));
    m_pDevicestackedWidget->addWidget(new QPushButton("Page 5"));
    m_pDevicestackedWidget->addWidget(new QPushButton("Page 6"));
#endif
    // setLayout(stackedWidgetLayout);
}

void MainDialog::CreateIcon(const QIcon& icon,QString text)
{
    QListWidgetItem *itemButton = new QListWidgetItem(m_pDeviceListWidget);
    itemButton->setIcon(icon);
    itemButton->setText(text);
    itemButton->setTextAlignment(Qt::AlignHCenter);
    itemButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
}

void MainDialog::changePage(QListWidgetItem *current, QListWidgetItem *previous)
{
    if (!current)
        current = previous;

    m_pDevicestackedWidget->setCurrentIndex(m_pDeviceListWidget->row(current));
}

void MainDialog::closeEvent(QCloseEvent *event)
{
    // Save the window state
    saveWindowState();
    QMainWindow::closeEvent(event);
}

void MainDialog::saveWindowState()
{
    QSettings settings("HJ-NET", "EMSCFG");
    settings.setValue("geometry", saveGeometry());
    settings.setValue("windowState", saveState());
}

void MainDialog::loadWindowState()
{
    QSettings settings("HJ-NET", "EMSCFG");
    restoreGeometry(settings.value("geometry").toByteArray());
    restoreState(settings.value("windowState").toByteArray());
}

//增加设备
void MainDialog::onToolButton1Clicked()
{
    QMessageBox::information(this, "Button Clicked", "Button 1 was clicked!");
}

//删除设备
void MainDialog::onToolButton2Clicked()
{
    QMessageBox::information(this, "Button Clicked", "Button 2 was clicked!");
}

//关于
void MainDialog::onAboutButtonClicked()
{
    QMessageBox::information(this, "Button Clicked", "About");
}

//刷新
void MainDialog::onToolRefreshClicked()
{
    QMessageBox::information(this, "Refresh Button Clicked", "Refresh");
}