#include "datacard.h"
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QLabel>
#include "global.h"
#include <QStyle>

DataCard::DataCard(const QString& title, QWidget* parent)
    : QWidget(parent)
{
    setProperty("card", true);

    QVBoxLayout* lay = new QVBoxLayout(this);
    lay->setContentsMargins(24, 0, 24, 20);
    lay->setSpacing(16);

    // 标题栏
    m_title = new QLabel(title, this);
    m_title->setFixedHeight(60);
    m_title->setProperty("cardTitle", true);
    m_title->setStyleSheet(QString("color:%1;font-size:42px;font-weight:700;border-bottom:1px solid %2;")
                               .arg(C::TEXT, C::BORDER));
    lay->addWidget(m_title);

    // 字段行容器
    lay->addStretch(1);
}

void DataCard::setTitle(const QString& t)
{
    m_title->setText(t);
}

int DataCard::addField(const QString& label, const QString& value, bool big)
{
    int index = m_values.size();

    QHBoxLayout* row = new QHBoxLayout();
    row->setSpacing(16);

    QLabel* lab = new QLabel(label + "：", this);
    lab->setProperty("sub", true);
    lab->setStyleSheet(QString("color:%1;font-size:32px;").arg(C::TEXT_SUB));

    QLabel* val = new QLabel(value, this);
    val->setStyleSheet(QString("color:%1;%2").arg(C::TEXT,
                       big ? "font-size:50px;font-weight:700;" : "font-size:42px;font-weight:700;"));

    row->addWidget(lab);
    row->addWidget(val, 1);

    // 插入到标题栏之后（stretch 之前）
    QVBoxLayout* lay = qobject_cast<QVBoxLayout*>(layout());
    lay->insertLayout(lay->count() - 1, row);

    m_values.append(val);
    m_labels.append(label);
    return index;
}

void DataCard::setField(int index, const QString& value)
{
    if (index < 0 || index >= m_values.size())
        return;
    m_values[index]->setText(value);
}

void DataCard::setAlarm(int index, bool on)
{
    if (index < 0 || index >= m_values.size())
        return;
    QLabel* val = m_values[index];
    if (on) {
        val->setProperty("alert", true);
        startBlink(val, "blink");
    } else {
        stopBlink(val, "blink");
        val->setProperty("alert", false);
        val->style()->unpolish(val);
        val->style()->polish(val);
    }
}

void DataCard::setHighlight(bool on)
{
    if (on)
        setStyleSheet(QString("QWidget[card=\"true\"]{background-color:%1;border:3px solid %2;border-radius:12px;}")
                          .arg(C::PANEL, C::PRIMARY));
    else
        setStyleSheet(QString());
}

// 字段行文字从左缘缩进到「中间偏左」：行首弹性 2 : 数值行尾弹性 3
void DataCard::indentRows()
{
    QVBoxLayout* lay = qobject_cast<QVBoxLayout*>(layout());
    if (!lay)
        return;
    for (int i = 0; i < lay->count(); ++i) {
        QHBoxLayout* row = qobject_cast<QHBoxLayout*>(lay->itemAt(i)->layout());
        if (!row || row->count() != 2)      // 字段行是 [标签][数值]；标题与末尾 stretch 不是子布局
            continue;
        if (row->itemAt(0)->spacerItem())   // 已缩进过，避免重复插入
            continue;
        row->insertStretch(0, 2);
        row->setStretch(2, 3);              // 插入后 [0]=行首弹性 [1]=标签 [2]=数值
    }
}