#include "mainwindow.h"
#include <QToolBar>
#include <QAction>
#include <QStackedWidget>
#include <QHBoxLayout>
#include <QStatusBar>
#include <QLabel>
#include <QSettings>
#include <QMenuBar>
#include <QMenu>
#include <QShortcut>
#include <QMessageBox>

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
{
    createUI();
}

void MainWindow::createUI()
{
    // 创建菜单栏
    createMenuBar();

    // 创建主布局
    QWidget *centralWidget = new QWidget(this);
    QVBoxLayout *mainLayout = new QVBoxLayout(centralWidget);
    // 界面设置
    setWindowTitle("软件总线");
    setWindowIcon(QIcon(":/qrc/icons/ads_icon.svg"));
    setUnifiedTitleAndToolBarOnMac(true);
    setDockNestingEnabled(true);
    setAnimated(true);
    setTabPosition(Qt::AllDockWidgetAreas, QTabWidget::North);
    setDockOptions(QMainWindow::AllowTabbedDocks | QMainWindow::AnimatedDocks | QMainWindow::VerticalTabs);
    setStatusBar(new QStatusBar(this));
    setCorner(Qt::TopLeftCorner, Qt::LeftDockWidgetArea);
    setCorner(Qt::TopRightCorner, Qt::RightDockWidgetArea);
    setCorner(Qt::BottomLeftCorner, Qt::LeftDockWidgetArea);
    setCorner(Qt::BottomRightCorner, Qt::RightDockWidgetArea);
    setMinimumSize(800, 600);
    setMaximumSize(1600, 1200);

    // 创建页面堆栈
    m_pageStack = new QStackedWidget(this);
    mainLayout->addWidget(m_pageStack);
    centralWidget->setLayout(mainLayout);
    setCentralWidget(centralWidget);

    // 创建工具栏和页面
    createHomeToolbar();
    createSerialToolbar();
    createSettingsToolbar();
    createHelpToolbar();

    // 默认显示主界面
    switchToPage(1);
    // 设置快捷键
    setupShortcuts();
    // 链接信号槽
    connectSignals();
    // 创建状态栏
    this->statusBar()->showMessage("就绪");
}

void MainWindow::createMenuBar()
{
    // 创建菜单栏
    QMenuBar *menuBar = new QMenuBar(this);
    setMenuBar(menuBar);

    // 文件菜单
    QMenu *fileMenu = menuBar->addMenu("文件");
    QAction *newAction = fileMenu->addAction(QIcon(":/qrc/icons/new.png"), "新建");
    QAction *openAction = fileMenu->addAction(QIcon(":/qrc/icons/open.png"), "打开");
    QAction *saveAction = fileMenu->addAction(QIcon(":/qrc/icons/save.png"), "保存");
    fileMenu->addSeparator();
    QAction *exitAction = fileMenu->addAction(QIcon(":/qrc/icons/exit.png"), "退出");

    // 编辑菜单
    QMenu *editMenu = menuBar->addMenu("编辑");
    QAction *undoAction = editMenu->addAction(QIcon(":/qrc/icons/undo.png"), "撤销");
    QAction *redoAction = editMenu->addAction(QIcon(":/qrc/icons/redo.png"), "重做");
    editMenu->addSeparator();
    QAction *cutAction = editMenu->addAction(QIcon(":/qrc/icons/cut.png"), "剪切");
    QAction *copyAction = editMenu->addAction(QIcon(":/qrc/icons/copy.png"), "复制");
    QAction *pasteAction = editMenu->addAction(QIcon(":/qrc/icons/paste.png"), "粘贴");

    // 视图菜单
    QMenu *viewMenu = menuBar->addMenu("视图");
    QAction *homeAction = viewMenu->addAction(QIcon(":/qrc/icons/home.png"), "主界面");
    QAction *serialAction = viewMenu->addAction(QIcon(":/qrc/icons/serial.png"), "串口");
    QAction *settingsAction = viewMenu->addAction(QIcon(":/qrc/icons/settings.png"), "设置");
    QAction *helpAction = viewMenu->addAction(QIcon(":/qrc/icons/help.png"), "帮助");

    // 连接视图菜单的切换功能
    connect(homeAction, &QAction::triggered, this, [this]()
            { switchToPage(0); });
    connect(serialAction, &QAction::triggered, this, [this]()
            { switchToPage(1); });
    connect(settingsAction, &QAction::triggered, this, [this]()
            { switchToPage(2); });
    connect(helpAction, &QAction::triggered, this, [this]()
            { switchToPage(3); });

    // 帮助菜单
    QMenu *helpMenu = menuBar->addMenu("帮助");
    QAction *helpDocAction = helpMenu->addAction(QIcon(":/qrc/icons/help.png"), "帮助文档");
    QAction *aboutAction = helpMenu->addAction(QIcon(":/qrc/icons/about.png"), "关于");
    QAction *updateAction = helpMenu->addAction(QIcon(":/qrc/icons/update.png"), "检查更新");

    connect(aboutAction, &QAction::triggered, this, &MainWindow::showAbout);
}

void MainWindow::createHomeToolbar()
{
    // 创建主界面工具栏
    Toolbar *homeToolbar = new Toolbar("主工具栏", this);
    addToolBar(Qt::TopToolBarArea, homeToolbar);
    homeToolbar->hide();

    // 添加按钮
    homeToolbar->addAction(QIcon(":/qrc/icons/new.png"), "新建");
    homeToolbar->addAction(QIcon(":/qrc/icons/open.png"), "打开");
    homeToolbar->addAction(QIcon(":/qrc/icons/save.png"), "保存");
    homeToolbar->addAction(QIcon(":/qrc/icons/print.png"), "打印");

    // 创建主界面页面
    QLabel *homePage = new QLabel("<center><h1>主界面</h1></center>", this);
    homePage->setAlignment(Qt::AlignCenter);

    // 添加到堆栈
    m_toolbars.append(homeToolbar);
    m_pageStack->addWidget(homePage);
}
// 串口界面
void MainWindow::createSerialToolbar()
{
    // 创建串口界面工具栏
    Toolbar *serialToolbar = new Toolbar("主工具栏", this);
    addToolBar(Qt::TopToolBarArea, serialToolbar);
    serialToolbar->hide();

    // 添加按钮
    serialToolbar->addAction(QIcon(":/qrc/icons/new.png"), "新建");
    serialToolbar->addAction(QIcon(":/qrc/icons/open.png"), "打开");
    serialToolbar->addAction(QIcon(":/qrc/icons/save.png"), "保存");
    serialToolbar->addAction(QIcon(":/qrc/icons/print.png"), "打印");

    // 创建串口界面页面
    QWidget *serialPage = new QWidget(this);
    QVBoxLayout *serialLayout = new QVBoxLayout(serialPage);

    // 创建 ViewSerial，不把 serialPage 当 parent（更安全）
    m_viewSerial = new ViewSerial(nullptr);

    // 将 m_viewSerial 添加到 serialPage 的布局中（关键）
    serialLayout->addWidget(m_viewSerial);

    // 添加到堆栈
    m_toolbars.append(serialToolbar);
    m_pageStack->addWidget(serialPage);
}

void MainWindow::createSettingsToolbar()
{
    // 创建设置界面工具栏
    Toolbar *settingsToolbar = new Toolbar("设置工具栏", this);
    addToolBar(Qt::TopToolBarArea, settingsToolbar);
    settingsToolbar->hide();

    // 添加按钮
    settingsToolbar->addAction(QIcon(":/qrc/icons/preferences.png"), "首选项");
    settingsToolbar->addAction(QIcon(":/qrc/icons/theme.png"), "主题");
    settingsToolbar->addAction(QIcon(":/qrc/icons/keyboard.png"), "快捷键");
    settingsToolbar->addAction(QIcon(":/qrc/icons/plugins.png"), "插件");

    // 创建设置界面页面
    QLabel *settingsPage = new QLabel("<center><h1>设置界面</h1></center>", this);
    settingsPage->setAlignment(Qt::AlignCenter);

    // 添加到堆栈
    m_toolbars.append(settingsToolbar);
    m_pageStack->addWidget(settingsPage);
}

void MainWindow::createHelpToolbar()
{
    // 创建帮助界面工具栏
    Toolbar *helpToolbar = new Toolbar("帮助工具栏", this);
    addToolBar(Qt::TopToolBarArea, helpToolbar);
    helpToolbar->hide();

    // 添加按钮
    helpToolbar->addAction(QIcon(":/qrc/icons/help.png"), "帮助文档");
    helpToolbar->addAction(QIcon(":/qrc/icons/about.png"), "关于");
    helpToolbar->addAction(QIcon(":/qrc/icons/update.png"), "检查更新");

    // 创建帮助界面页面
    QLabel *helpPage = new QLabel("<center><h1>帮助界面</h1></center>", this);
    helpPage->setAlignment(Qt::AlignCenter);

    // 添加到堆栈
    m_toolbars.append(helpToolbar);
    m_pageStack->addWidget(helpPage);
}

/*
function:  返回指定索引的页面
@author:   flower
@date:     2025-10-23
    @param index 页面索引
    @return 无
*/
void MainWindow::switchToPage(int index)
{
    // 隐藏所有工具栏
    for (Toolbar *toolbar : m_toolbars)
    {
        toolbar->hide();
    }

    // 显示当前工具栏
    if (index >= 0 && index < m_toolbars.size())
    {
        m_toolbars[index]->show();
        m_pageStack->setCurrentIndex(index);
    }
}

/*
function:  设置快捷键
@author:   flower
@date:     2025-10-23
    @param
    @return 无
*/
void MainWindow::setupShortcuts()
{
    // 创建快捷键
    QShortcut *homeShortcut = new QShortcut(QKeySequence("Ctrl+1"), this);
    QShortcut *serialShortcut = new QShortcut(QKeySequence("Ctrl+2"), this);
    QShortcut *settingsShortcut = new QShortcut(QKeySequence("Ctrl+3"), this);
    QShortcut *helpShortcut = new QShortcut(QKeySequence("Ctrl+4"), this);

    // 连接快捷键信号
    connect(homeShortcut, &QShortcut::activated, this, [this]()
            { switchToPage(0); });
    connect(serialShortcut, &QShortcut::activated, this, [this]()
            { switchToPage(1); });
    connect(settingsShortcut, &QShortcut::activated, this, [this]()
            { switchToPage(2); });
    connect(helpShortcut, &QShortcut::activated, this, [this]()
            { switchToPage(3); });
}
/*
function:  链接信号槽
@author:   flower
@date:     2021-10-23
    @param
    @return 无
*/
void MainWindow::connectSignals()
{
    // 连接信号槽
}

void MainWindow::showAbout()
{
    QMessageBox::about(this, "关于",
                       "<h2>基于DoDAF的多源数据融合系统总线</h2>"
                       "<p> </p>"
                       "<p>版本: 1.0.0</p>"
                       "<p>© flower </p>");
}