#include "selfcheck.h"
#include "titlebar.h"
#include "ledindicator.h"
#include "udpcommunication.h"
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QGridLayout>
#include <QLabel>
#include <QPushButton>
#include <QProgressBar>
#include <QTimer>
#include <QMessageBox>
#include "global.h"

SelfCheckPage::SelfCheckPage(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("自检界面");
    root->addWidget(m_titleBar);

    // 主区
    QHBoxLayout* main = new QHBoxLayout();
    main->setContentsMargins(36, 16, 36, 16);
    main->setSpacing(32);

    // 左按钮列（垂直居中 + 平均分布）
    QWidget* left = new QWidget(this);
    QVBoxLayout* leftLay = new QVBoxLayout(left);
    leftLay->setContentsMargins(0, 0, 0, 0);
    leftLay->setSpacing(8);
    QPushButton* faultQuery = button("故障查询", "", left);
    faultQuery->setFixedHeight(120);
    connect(faultQuery, &QPushButton::clicked, this, [this]() { emit navigate(PageFault); });
    m_ignore = button("忽略故障", "", left);
    m_ignore->setFixedHeight(120);
    connect(m_ignore, &QPushButton::clicked, this, &SelfCheckPage::onIgnoreFault);
    m_ignore->setEnabled(false);
    leftLay->addStretch(1);
    leftLay->addWidget(faultQuery);
    leftLay->addStretch(1);
    leftLay->addWidget(m_ignore);
    leftLay->addStretch(1);
    left->setFixedWidth(270);
    main->addWidget(left);

    // 中央区
    QWidget* center = new QWidget(this);
    QVBoxLayout* centerLay = new QVBoxLayout(center);
    centerLay->setContentsMargins(0, 0, 0, 0);
    centerLay->setSpacing(12);

    m_status = label("自检中", 36, C::WARNING, true, center);
    m_status->setAlignment(Qt::AlignCenter);
    centerLay->addWidget(m_status);

    // 10 个自检项，两列
    QGridLayout* grid = new QGridLayout();
    grid->setSpacing(12);
    const QString names[10] = {
        "通信系统", "底盘通信", "机械臂通信", "洗消通信", "传感器信号",
        "清水液位", "球阀D1开启", "球阀D1关闭", "球阀D2开启", "球阀D2关闭"
    };
    for (int i = 0; i < 10; ++i) {
        LedIndicator* led = new LedIndicator(names[i], center);
        led->setState(LedIndicator::Off);
        QLabel* res = label("待检测", 20, C::TEXT_SUB, false, center);
        res->setFixedWidth(120);
        QWidget* row = new QWidget(center);
        QHBoxLayout* rowLay = new QHBoxLayout(row);
        rowLay->setContentsMargins(0, 0, 0, 0);
        rowLay->addWidget(led, 1);
        rowLay->addWidget(res);
        grid->addWidget(row, i % 5, i / 5);
        m_leds.append(led);
        m_results.append(res);
    }
    centerLay->addLayout(grid, 1);

    // 进度条
    m_progress = new QProgressBar(center);
    m_progress->setRange(0, 100);
    m_progress->setValue(0);
    m_progress->setFixedHeight(54);
    m_progress->setFormat("%p%（0/10）");
    centerLay->addWidget(m_progress);

    main->addWidget(center, 1);

    // 右按钮列（垂直居中 + 平均分布）
    QWidget* right = new QWidget(this);
    QVBoxLayout* rightLay = new QVBoxLayout(right);
    rightLay->setContentsMargins(0, 0, 0, 0);
    rightLay->setSpacing(8);
    QPushButton* help = button("操作说明", "", right);
    help->setFixedHeight(120);
    connect(help, &QPushButton::clicked, this, &SelfCheckPage::onHelp);
    QPushButton* start = button("启动自检", "primary", right);
    start->setFixedHeight(120);
    connect(start, &QPushButton::clicked, this, &SelfCheckPage::startSelfCheck);
    m_job = button("作业选择", "", right);
    m_job->setFixedHeight(120);
    connect(m_job, &QPushButton::clicked, this, &SelfCheckPage::onJobSelect);
    m_job->setEnabled(false);
    rightLay->addStretch(1);
    rightLay->addWidget(help);
    rightLay->addStretch(1);
    rightLay->addWidget(start);
    rightLay->addStretch(1);
    rightLay->addWidget(m_job);
    rightLay->addStretch(1);
    right->setFixedWidth(270);
    main->addWidget(right);

    root->addLayout(main, 1);

    // 连接通信信号
    connect(ctx->comm(), &UdpCommunication::selfCheckItem, this, &SelfCheckPage::onSelfCheckItem);
    connect(ctx->comm(), &UdpCommunication::selfCheckDone, this, &SelfCheckPage::onSelfCheckDone);
}

void SelfCheckPage::showEvent(QShowEvent* ev)
{
    BasePage::showEvent(ev);
    if (!m_autoStarted) {
        m_autoStarted = true;
        startSelfCheck();
    }
}

void SelfCheckPage::startSelfCheck()
{
    m_done = false;
    m_job->setEnabled(false);
    m_ignore->setEnabled(false);
    m_progress->setValue(0);
    m_progress->setFormat("%p%（0/10）");
    m_status->setText("自检中");
    m_status->setStyleSheet(QString("color:%1;font-size:36px;font-weight:700;").arg(C::WARNING));
    for (int i = 0; i < 10; ++i) {
        m_leds[i]->setState(LedIndicator::Off);
        m_results[i]->setText("待检测");
        m_results[i]->setStyleSheet(QString("color:%1;font-size:22px;").arg(C::TEXT_SUB));
    }
    ctx()->comm()->sendSelfCheckStart();
}

void SelfCheckPage::resetAll()
{
    m_autoStarted = false;
}

void SelfCheckPage::onSelfCheckItem(int index, bool ok)
{
    if (index < 0 || index >= 10)
        return;
    m_leds[index]->setState(LedIndicator::Yellow); // 检测中黄闪 → 结果
    // 结果态
    if (ok) {
        m_leds[index]->setState(LedIndicator::Green);
        m_results[index]->setText("正常");
        m_results[index]->setStyleSheet(QString("color:%1;font-size:22px;").arg(C::SUCCESS));
    } else {
        m_leds[index]->setState(LedIndicator::RedBlink);
        m_results[index]->setText("异常");
        m_results[index]->setStyleSheet(QString("color:%1;font-size:22px;font-weight:700;").arg(C::DANGER));
    }
    int pct = (index + 1) * 10;
    m_progress->setValue(pct);
    m_progress->setFormat(QString("%p%（%1/10）").arg(index + 1));
}

void SelfCheckPage::onSelfCheckDone(bool allOk)
{
    m_done = true;
    if (allOk) {
        m_status->setText("自检完成");
        m_status->setStyleSheet(QString("color:%1;font-size:36px;font-weight:700;").arg(C::SUCCESS));
        m_job->setEnabled(true);
        // 【设计建议】自检完成 2s 后自动进入作业选择
        QTimer::singleShot(2000, this, [this]() {
            if (m_done && isVisible())
                emit navigate(PageJob);
        });
    } else {
        m_status->setText("无法完成自检　请检查设备");
        m_status->setStyleSheet(QString("color:%1;font-size:36px;font-weight:700;").arg(C::DANGER));
        startBlink(m_status, "blink");
        m_ignore->setEnabled(true);
        m_job->setEnabled(true);
    }
}

void SelfCheckPage::onIgnoreFault()
{
    emit navigate(PageJob);
}

void SelfCheckPage::onJobSelect()
{
    emit navigate(PageJob);
}

void SelfCheckPage::onHelp()
{
    QMessageBox::information(this, "操作说明",
        "系统自检将依次检测：通信系统、底盘通信、机械臂通信、洗消通信、"
        "传感器信号、清水液位及电动球阀 D1/D2 的开启与关闭。\n"
        "全部正常后方可进入作业选择界面。");
}