#include "debugmaintain.h"
#include "titlebar.h"
#include "alarmbanner.h"
#include "datacard.h"
#include "ledindicator.h"
#include "paramcontrol.h"
#include "car.h"
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QPushButton>
#include <QLabel>
#include "global.h"

DebugMaintainPage::DebugMaintainPage(AppContext* ctx, QWidget* parent)
    : BasePage(ctx, parent)
{
    QVBoxLayout* root = new QVBoxLayout(this);
    root->setContentsMargins(0, 0, 0, 0);
    root->setSpacing(0);

    m_titleBar = new TitleBar(ctx, this);
    m_titleBar->setTitle("调试维护");
    root->addWidget(m_titleBar);

    // 警告横幅（常显红闪）
    m_warn = new AlarmBanner(this);
    m_warn->showAlarm("警告：该模式下无保护功能，操作请谨慎！");
    root->addWidget(m_warn);

    QHBoxLayout* main = new QHBoxLayout();
    main->setContentsMargins(36, 16, 36, 16);
    main->setSpacing(28);

    // 左球阀控制区
    QWidget* left = new QWidget(this);
    QVBoxLayout* leftLay = new QVBoxLayout(left);
    leftLay->setContentsMargins(20, 10, 10, 10);
    leftLay->setSpacing(60);
    leftLay->addWidget(makeValveGroup(1));
    leftLay->addWidget(makeValveGroup(2));
    leftLay->addStretch(1);
    left->setFixedWidth(300);
    main->addWidget(left);

    // 中央卡片区（左右两列：左列 底盘/机械臂/气体检测仪 纵向排列，右列 洗消参数）
    QWidget* center = new QWidget(this);
    QHBoxLayout* centerLay = new QHBoxLayout(center);
    centerLay->setContentsMargins(0, 0, 0, 0);
    centerLay->setSpacing(28);   // 与 main 的列间距一致

    QWidget* centerLeft = new QWidget(center);
    QVBoxLayout* centerLeftLay = new QVBoxLayout(centerLeft);
    centerLeftLay->setContentsMargins(0, 0, 0, 0);
    centerLeftLay->setSpacing(10);

    m_chassisCard = new DataCard("底盘", centerLeft);
    m_chassisCard->addField("电量", "85%");
    m_chassisCard->addField("电压", "360V");
    m_armCard = new DataCard("机械臂", centerLeft);
    m_armCard->addField("末端位置", "XYZ");
    m_armCard->addField("姿态", "RX/RY/RZ");
    m_gasCard = new DataCard("气体检测仪", centerLeft);
    m_gasCard->addField("主机状态", "待机");
    m_gasCard->addField("浓度", "0 ppb");
    centerLeftLay->addWidget(m_chassisCard, 1);
    centerLeftLay->addWidget(m_armCard, 1);
    centerLeftLay->addWidget(m_gasCard, 1);
    centerLay->addWidget(centerLeft, 1);

    m_washCard = new DataCard("洗消参数", center);
    m_washCard->addField("洗消模式", "--");
    m_washCard->addField("A组分液位", "100L");
    m_washCard->addField("A药剂流量", "0 L/min");
    m_washCard->addField("管路压力", "0 MPa");
    m_washCard->addField("发泡倍数", "0");
    m_washCard->addField("空压机故障代码", "");
    m_washCard->addField("柱塞泵故障代码", "");
    centerLay->addWidget(m_washCard, 1);

    main->addWidget(center, 1);

    // 右泵控制区
    QWidget* right = new QWidget(this);
    QVBoxLayout* rightLay = new QVBoxLayout(right);
    rightLay->setContentsMargins(10, 10,20,10);
    rightLay->setSpacing(40);
    rightLay->addWidget(makePumpGroup("air", "空压机(rpm)"), 0, Qt::AlignHCenter);
    rightLay->addWidget(makePumpGroup("plunger", "柱塞泵(rpm)"), 0, Qt::AlignHCenter);
    rightLay->addWidget(makePumpGroup("leaf", "叶片泵(rpm)"), 0, Qt::AlignHCenter);
    rightLay->addStretch(1);
    right->setFixedWidth(420);
    main->addWidget(right);

    root->addLayout(main, 1);

    // 底部指示灯条
    QWidget* bottom = new QWidget(this);
    bottom->setObjectName("DebugBottom");
    bottom->setFixedHeight(94);
    // 用 #DebugBottom 限定选择器：不带选择器的样式表会连子控件一起套上边框和底色
    bottom->setStyleSheet(QString("QWidget#DebugBottom{background-color:%1;border-top:1px solid %2;}")
                              .arg(C::PANEL, C::BORDER));
    QHBoxLayout* bottomLay = new QHBoxLayout(bottom);
    // 左起 364 = 36(页面边距) + 300(球阀列) + 28(列间距)，与中央“底盘”列左边缘对齐
    bottomLay->setContentsMargins(364, 0, 24, 0);
    bottomLay->setSpacing(48);
    auto makeLed = [&](const QString& text) {
        LedIndicator* led = new LedIndicator(text, bottom);
        led->setTextPixelSize(40);    // 字号与卡片标题一致
        led->setDotAfterText(true);   // 圆点画在文字后面
        bottomLay->addWidget(led);
        return led;
    };
    m_ledPlunger = makeLed("柱塞泵");
    m_ledAir     = makeLed("空压机");
    m_ledLeaf    = makeLed("叶片泵");
    m_ledLevel   = makeLed("液位低");
    bottomLay->addStretch(1);
    QPushButton* back = button("返回", "", bottom);
    back->setFixedSize(160, 76);
    back->setStyleSheet(cancelButtonStyle(40));   // 选中（悬停/按下/焦点）红底白字
    connect(back, &QPushButton::clicked, this, [this]() { emit navigate(m_returnPage); });
    bottomLay->addWidget(back);
    root->addWidget(bottom);

    connect(ctx->comm(), &CarCommunication::telemetryUpdated, this, [this]() {
        m_telemetrySeen = true;   // 遥测一到，球阀到位灯改由 refresh() 接管
        refresh();
    });

    // Tab 顺序（循环）：返回 → D1控制 → D2控制 → 各泵(转速输入 → 启动 → 停止) → 回到返回。
    QWidget* tabChain[] = {
        m_valve1Btn, m_valve2Btn,
        m_airRpm->editor(),     m_airStart,     m_airStop,
        m_plungerRpm->editor(), m_plungerStart, m_plungerStop,
        m_leafRpm->editor(),    m_leafStart,    m_leafStop,
    };
    QWidget* prev = back;
    for (QWidget* w : tabChain) {
        if (!w) continue;
        QWidget::setTabOrder(prev, w);
        prev = w;
    }
    QWidget::setTabOrder(prev, back);   // 回到起点，形成循环

    refresh();
}

QWidget* DebugMaintainPage::makeValveGroup(int valve)
{
    QWidget* grp = new QWidget(this);
    grp->setProperty("card", true);
    grp->setStyleSheet(QString("QWidget[card=\"true\"]{background-color:%1;border:2px solid %2;border-radius:12px;}")
                           .arg(C::PANEL, C::BORDER));
    QVBoxLayout* lay = new QVBoxLayout(grp);
    lay->setContentsMargins(12, 12, 12, 12);
    lay->setSpacing(8);

    QLabel* title = label(QString("D%1 球阀").arg(valve), 30, C::TEXT, true, grp);
    lay->addWidget(title);

    // 控制开/关（toggle）：文字固定，底色表示状态——未选中＝关闭（红）、选中＝开启（绿）
    QPushButton* ctrl = button(QString("D%1 控制").arg(valve), "", grp);
    ctrl->setCheckable(true);
    ctrl->setFixedSize(180, 64);   // 窄按钮，与泵组的“上电”一致
    // 控件级样式表优先级高于全局 QSS，故 :focus 也在这里补，否则 Tab 选中看不出变化
    ctrl->setStyleSheet(QString("QPushButton{background-color:%1;color:#FFFFFF;border:none;}"
                                "QPushButton:checked{background-color:%2;color:#FFFFFF;border:none;}"
                                "QPushButton:focus{border:4px solid #8ABFFF;}")
                            .arg(C::DANGER).arg(C::SUCCESS));
    connect(ctrl, &QPushButton::toggled, this, [this, valve](bool on) {
        ctx()->comm()->sendBallValve(valve, on);
    });
    lay->addWidget(ctrl, 0, Qt::AlignHCenter);

    // 开启到位 / 关闭到位（同一行，居中）。未收到车端遥测时保持缺省显示
    // （开启绿 / 关闭红），首次收到遥测后由 refresh() 按实际到位状态刷新
    LedIndicator* open = new LedIndicator("开启", grp);
    open->setState(LedIndicator::Green);
    LedIndicator* close = new LedIndicator("关闭", grp);
    close->setState(LedIndicator::Red);
    QHBoxLayout* ioRow = new QHBoxLayout();
    ioRow->setSpacing(10);
    ioRow->addStretch(1);
    ioRow->addWidget(open);
    ioRow->addWidget(close);
    ioRow->addStretch(1);
    lay->addLayout(ioRow);

    // 故障提示
    QLabel* fault = label("", 16, C::DANGER, true, grp);
    fault->setAlignment(Qt::AlignCenter);
    fault->setProperty("alert", true);
    fault->hide();
    lay->addWidget(fault);

    if (valve == 1) {
        m_valve1Btn = ctrl;
        m_v1Open = open;
        m_v1Close = close;
        m_valveFault1 = fault;
    } else {
        m_valve2Btn = ctrl;
        m_v2Open = open;
        m_v2Close = close;
        m_valveFault2 = fault;
    }
    return grp;
}

QWidget* DebugMaintainPage::makePumpGroup(const QString& pump, const QString& name)
{
    QWidget* grp = new QWidget(this);
    grp->setProperty("card", true);
    grp->setStyleSheet(QString("QWidget[card=\"true\"]{background-color:%1;border:2px solid %2;border-radius:12px;}")
                           .arg(C::PANEL, C::BORDER));
    // 不设固定宽度：卡片按内容自适应（由最宽的“空压机(rpm)”标签决定）。
    // 固定宽度一旦小于布局最小宽度，标签会被压到小于文字宽度而裁字
    QVBoxLayout* lay = new QVBoxLayout(grp);
    lay->setContentsMargins(30, 8, 20, 8);
    lay->setSpacing(10);

    // 上限按协议各泵量程：空压机 AirComp_Spd 0-3000、柱塞泵 PlungerPump_Spd 0-1450、
    // 叶片泵 VanePump__Spd 0-2000 rpm。每档 = 显示精度的最小单位，转速是整数显示故为 1 rpm
    const int rpmMax = (pump == "air") ? 3000 : (pump == "plunger") ? 1450 : 2000;
    ParamControl* rpm = new ParamControl(name, "", 1, 0, rpmMax, false, false, grp);
    rpm->setCentered(true);
    rpm->setValue(200);
    connect(rpm, &ParamControl::valueChanged, this, [this, pump](double v) {
        ctx()->comm()->sendPumpRpm(pump, static_cast<int>(v));
    });

    lay->addWidget(rpm);

    // 启动 / 停止：互斥，选中态对应当前泵状态（绿＝运行、红＝停止）。
    // 控件级样式表优先级高于全局 QSS，故 :focus 也在这里补，否则 Tab 选中看不出变化
    QPushButton* start = button("启动", "", grp);
    start->setCheckable(true);
    start->setFixedSize(120, 60);
    start->setStyleSheet(QString("QPushButton:checked{background-color:%1;color:#FFFFFF;border:none;}"
                                 "QPushButton:focus{border:4px solid #8ABFFF;}")
                             .arg(C::SUCCESS));
    QPushButton* stop = button("停止", "", grp);
    stop->setCheckable(true);
    stop->setFixedSize(120, 60);
    stop->setStyleSheet(QString("QPushButton:checked{background-color:%1;color:#FFFFFF;border:none;}"
                                "QPushButton:focus{border:4px solid #8ABFFF;}")
                            .arg(C::DANGER));
    
    connect(start, &QPushButton::clicked, this, [this, pump, start, stop]() {
        start->setChecked(true);
        stop->setChecked(false);
        ctx()->comm()->sendPumpPower(pump, true);
    });
    connect(stop, &QPushButton::clicked, this, [this, pump, start, stop]() {
        stop->setChecked(true);
        start->setChecked(false);
        ctx()->comm()->sendPumpPower(pump, false);
    });
    QHBoxLayout* pwrRow = new QHBoxLayout();
    pwrRow->setSpacing(12);
    pwrRow->addStretch(1);
    pwrRow->addWidget(start);
    pwrRow->addWidget(stop);
    pwrRow->addStretch(1);
    lay->addLayout(pwrRow);

    if (pump == "air")      { m_airRpm = rpm; m_airStart = start; m_airStop = stop; }
    else if (pump == "plunger") { m_plungerRpm = rpm; m_plungerStart = start; m_plungerStop = stop; }
    else                    { m_leafRpm = rpm; m_leafStart = start; m_leafStop = stop; }
    return grp;
}

void DebugMaintainPage::refresh()
{
    const Telemetry& t = ctx()->telemetry;

    m_chassisCard->setField(0, QString("%1%").arg(t.soc));
    m_chassisCard->setField(1, QString("%1V").arg(t.volt, 0, 'f', 0));
    m_armCard->setField(0, t.pos);
    m_armCard->setField(1, t.pose);
    m_gasCard->setField(0, t.gasHost == "detecting" ? "检测中" : (t.gasHost == "fault" ? "故障" : "待机"));
    m_gasCard->setField(1, QString("%1 ppb").arg(t.gasConc, 0, 'f', 0));

    m_washCard->setField(0, t.washMode);
    m_washCard->setField(1, QString("%1L").arg(t.levelA, 0, 'f', 0));
    m_washCard->setField(2, QString("%1 L/min").arg(t.flowA, 0, 'f', 1));
    m_washCard->setField(3, QString("%1 MPa").arg(t.press, 0, 'f', 2));
    m_washCard->setField(4, QString("%1").arg(t.foam, 0, 'f', 1));
    m_washCard->setField(5, t.pumpFaults.value(0));
    m_washCard->setField(6, t.pumpFaults.value(0));

    // 球阀到位反馈：未收到过车端遥测时不动，保留构造时的缺省显示（开启绿 / 关闭红）
    if (m_telemetrySeen) {
        m_v1Open->setState(t.d1open ? LedIndicator::Green : LedIndicator::Off);
        m_v1Close->setState(t.d1close ? LedIndicator::Red : LedIndicator::Off);
        m_v2Open->setState(t.d2open ? LedIndicator::Green : LedIndicator::Off);
        m_v2Close->setState(t.d2close ? LedIndicator::Red : LedIndicator::Off);
    }

    // 球阀故障提示
    bool v1Fault = t.valveFault.contains("D1");
    bool v2Fault = t.valveFault.contains("D2");
    if (v1Fault) { m_valveFault1->setText(t.valveFault); m_valveFault1->show(); startBlink(m_valveFault1, "blink"); }
    else { stopBlink(m_valveFault1, "blink"); m_valveFault1->hide(); }
    if (v2Fault) { m_valveFault2->setText(t.valveFault); m_valveFault2->show(); startBlink(m_valveFault2, "blink"); }
    else { stopBlink(m_valveFault2, "blink"); m_valveFault2->hide(); }

    // 泵启停状态同步（互斥组内先置“启动”再置“停止”，两者互补，结果总是一选中一未选）
    if (m_airStart)    { m_airStart->setChecked(t.air);         m_airStop->setChecked(!t.air); }
    if (m_plungerStart){ m_plungerStart->setChecked(t.plunger); m_plungerStop->setChecked(!t.plunger); }
    if (m_leafStart)   { m_leafStart->setChecked(t.leaf);       m_leafStop->setChecked(!t.leaf); }

    // 底部指示灯
    m_ledPlunger->setState(t.plunger ? LedIndicator::Green : LedIndicator::Off);
    m_ledAir->setState(t.air ? LedIndicator::Green : LedIndicator::Off);
    m_ledLeaf->setState(t.leaf ? LedIndicator::Green : LedIndicator::Off);
    m_ledLevel->setState(t.levelA < 10 ? LedIndicator::RedBlink : LedIndicator::Off);
}