#include "DEBUG/Debug_Panel.h"

#include "APP/APP_Theme.h"
#include <QtCore/QRegularExpression>
#include <QtGui/QFontDatabase>
#include <QtGui/QRegularExpressionValidator>
#include <QtWidgets/QFrame>
#include <QtWidgets/QHBoxLayout>
#include <QtWidgets/QLabel>
#include <QtWidgets/QLineEdit>
#include <QtWidgets/QPlainTextEdit>
#include <QtWidgets/QPushButton>
#include <QtWidgets/QScrollBar>
#include <QtWidgets/QVBoxLayout>

namespace DEBUG {

namespace
{

void Debug_Func_SetLabelTextColor(QLabel* p_Label, const QColor& Color)
{
    QPalette Palette = p_Label->palette();
    Palette.setColor(QPalette::WindowText, Color);
    p_Label->setPalette(Palette);
}

bool Debug_Func_ParseHexField(QString Text, quint16* p_Value)
{
    Text = Text.trimmed();
    if (Text.startsWith(QStringLiteral("0x"), Qt::CaseInsensitive))
    {
        Text.remove(0, 2);
    }

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

    bool IsOk = false;
    const quint16 Value = static_cast<quint16>(Text.toUShort(&IsOk, 16));
    if (IsOk)
    {
        *p_Value = Value;
    }
    return IsOk;
}

QLabel* Debug_Func_CreateLabel(QWidget* parent, const QString& Text)
{
    QLabel* p_Label = new QLabel(Text, parent);
    p_Label->setWordWrap(true);
    p_Label->setFont(APP::APP_Theme::App_Func_GetBodyFont());
    p_Label->setAttribute(Qt::WA_TranslucentBackground, true);
    return p_Label;
}

} // namespace

Debug_Panel::Debug_Panel(QWidget* parent)
    : APP::APP_GlassCard(parent)
{
    QVBoxLayout* p_RootLayout = new QVBoxLayout(this);
    p_RootLayout->setContentsMargins(20, 18, 20, 20);
    p_RootLayout->setSpacing(12);

    QHBoxLayout* p_HeaderLayout = new QHBoxLayout();
    p_HeaderLayout->setContentsMargins(0, 0, 0, 0);
    p_HeaderLayout->setSpacing(10);

    QLabel* p_TitleLabel = new QLabel(QStringLiteral("设备协议调试窗口"), this);
    p_TitleLabel->setWordWrap(true);
    p_TitleLabel->setFont(APP::APP_Theme::App_Func_GetMetricFont());
    p_TitleLabel->setAttribute(Qt::WA_TranslucentBackground, true);
    p_HeaderLayout->addWidget(p_TitleLabel, 1);

    debugButtonRefresh = new QPushButton(QStringLiteral("刷新设备"), this);
    debugButtonClear = new QPushButton(QStringLiteral("清空日志"), this);
    p_HeaderLayout->addWidget(debugButtonRefresh);
    p_HeaderLayout->addWidget(debugButtonClear);
    p_RootLayout->addLayout(p_HeaderLayout);

    const QRegularExpression HexPattern(QStringLiteral("^(?:0[xX])?[0-9A-Fa-f]{0,4}$"));

    QHBoxLayout* p_ConfigLayout = new QHBoxLayout();
    p_ConfigLayout->setContentsMargins(0, 0, 0, 0);
    p_ConfigLayout->setSpacing(8);

    p_ConfigLayout->addWidget(Debug_Func_CreateLabel(this, QStringLiteral("目标 VID")));
    debugEditVendorId = new QLineEdit(this);
    debugEditVendorId->setMaxLength(6);
    debugEditVendorId->setClearButtonEnabled(true);
    debugEditVendorId->setMinimumWidth(92);
    debugEditVendorId->setAlignment(Qt::AlignCenter);
    debugEditVendorId->setValidator(new QRegularExpressionValidator(HexPattern, debugEditVendorId));
    debugEditVendorId->setPlaceholderText(QStringLiteral("1209"));
    p_ConfigLayout->addWidget(debugEditVendorId);

    p_ConfigLayout->addWidget(Debug_Func_CreateLabel(this, QStringLiteral("目标 PID")));
    debugEditProductId = new QLineEdit(this);
    debugEditProductId->setMaxLength(6);
    debugEditProductId->setClearButtonEnabled(true);
    debugEditProductId->setMinimumWidth(92);
    debugEditProductId->setAlignment(Qt::AlignCenter);
    debugEditProductId->setValidator(new QRegularExpressionValidator(HexPattern, debugEditProductId));
    debugEditProductId->setPlaceholderText(QStringLiteral("0001"));
    p_ConfigLayout->addWidget(debugEditProductId);

    debugButtonApplyConfig = new QPushButton(QStringLiteral("应用目标"), this);
    p_ConfigLayout->addWidget(debugButtonApplyConfig);
    p_ConfigLayout->addStretch(1);
    p_RootLayout->addLayout(p_ConfigLayout);

    QHBoxLayout* p_CommandLayout = new QHBoxLayout();
    p_CommandLayout->setContentsMargins(0, 0, 0, 0);
    p_CommandLayout->setSpacing(8);
    debugButtonSyncTime = new QPushButton(QStringLiteral("时间同步"), this);
    debugButtonModeSwitch = new QPushButton(QStringLiteral("切换颜色"), this);
    p_CommandLayout->addWidget(debugButtonSyncTime);
    p_CommandLayout->addWidget(debugButtonModeSwitch);
    p_CommandLayout->addStretch(1);
    p_RootLayout->addLayout(p_CommandLayout);

    debugLabelConfigStatus = new QLabel(QStringLiteral("当前目标由上层初始化。"), this);
    debugLabelConfigStatus->setWordWrap(true);
    debugLabelConfigStatus->setFont(APP::APP_Theme::App_Func_GetBodyFont());
    debugLabelConfigStatus->setAttribute(Qt::WA_TranslucentBackground, true);
    p_RootLayout->addWidget(debugLabelConfigStatus);

    debugLabelConnection = new QLabel(QStringLiteral("未连接。"), this);
    debugLabelConnection->setWordWrap(true);
    debugLabelConnection->setFont(APP::APP_Theme::App_Func_GetBodyFont());
    debugLabelConnection->setAttribute(Qt::WA_TranslucentBackground, true);
    p_RootLayout->addWidget(debugLabelConnection);

    QLabel* p_LogTitleLabel = new QLabel(QStringLiteral("调试日志（原始包 + 语义解析）"), this);
    p_LogTitleLabel->setWordWrap(true);
    p_LogTitleLabel->setFont(APP::APP_Theme::App_Func_GetTitleFont());
    p_LogTitleLabel->setAttribute(Qt::WA_TranslucentBackground, true);
    p_RootLayout->addWidget(p_LogTitleLabel);

    debugEditLog = new QPlainTextEdit(this);
    debugEditLog->setReadOnly(true);
    debugEditLog->setMinimumHeight(300);
    debugEditLog->setLineWrapMode(QPlainTextEdit::NoWrap);
    debugEditLog->setFrameShape(QFrame::NoFrame);
    debugEditLog->setFont(QFontDatabase::systemFont(QFontDatabase::FixedFont));
    debugEditLog->setPlainText(QStringLiteral("等待收到输入包。"));
    p_RootLayout->addWidget(debugEditLog, 1);
}

QPushButton* Debug_Panel::Debug_Func_GetRefreshButton() const { return debugButtonRefresh; }
QPushButton* Debug_Panel::Debug_Func_GetClearButton() const { return debugButtonClear; }
QPushButton* Debug_Panel::Debug_Func_GetApplyConfigButton() const { return debugButtonApplyConfig; }
QPushButton* Debug_Panel::Debug_Func_GetSyncTimeButton() const { return debugButtonSyncTime; }
QPushButton* Debug_Panel::Debug_Func_GetModeSwitchButton() const { return debugButtonModeSwitch; }

void Debug_Panel::Debug_Func_SetDeviceConfigText(
    quint16 VendorId,
    quint16 ProductId)
{
    debugEditVendorId->setText(QStringLiteral("%1").arg(VendorId, 4, 16, QLatin1Char('0')).toUpper());
    debugEditProductId->setText(QStringLiteral("%1").arg(ProductId, 4, 16, QLatin1Char('0')).toUpper());
}

bool Debug_Panel::Debug_Func_TryGetDeviceConfig(
    quint16* p_VendorId,
    quint16* p_ProductId) const
{
    return Debug_Func_ParseHexField(debugEditVendorId->text(), p_VendorId) &&
        Debug_Func_ParseHexField(debugEditProductId->text(), p_ProductId);
}

void Debug_Panel::Debug_Func_SetConfigStatusText(const QString& Text, bool IsOk)
{
    debugLabelConfigStatus->setText(Text);
    Debug_Func_SetLabelTextColor(
        debugLabelConfigStatus,
        IsOk ? QColor(98, 198, 164) : QColor(214, 110, 102));
}

void Debug_Panel::Debug_Func_SetConnectionText(const QString& Text, bool IsConnected)
{
    debugLabelConnection->setText(Text);
    Debug_Func_SetLabelTextColor(
        debugLabelConnection,
        IsConnected ? QColor(98, 198, 164) : QColor(214, 110, 102));
}

void Debug_Panel::Debug_Func_SetLogText(const QString& Text)
{
    const QString DisplayText = Text.isEmpty()
        ? QStringLiteral("等待收到输入包。")
        : Text;

    if (debugEditLog->toPlainText() == DisplayText)
    {
        return;
    }

    debugEditLog->setPlainText(DisplayText);
    debugEditLog->verticalScrollBar()->setValue(debugEditLog->verticalScrollBar()->maximum());
}

} // namespace DEBUG