#include "AlgorithmManageView.h"

#include <QLabel>
#include <QBoxLayout>
#include <QListWidget>
#include <QStringList>

AlgorithmManageView::AlgorithmManageView(QWidget *parent) : QWidget(parent)
{
    initWidgets();
    initLayouts();

    m_algList = { SchemePlanManager::PrincipalComponents,
                  SchemePlanManager::Entropy,
                  SchemePlanManager::AHP,
                  SchemePlanManager::HWM,
                  SchemePlanManager::SPA,
                  SchemePlanManager::MEA,
                  SchemePlanManager::GCE,
                  SchemePlanManager::WeightedSum };

    showAlgs();
}

/*
    QVBoxLayout *m_vBoxLayout = nullptr;
    QLabel *m_titleLabel      = nullptr;
    QHBoxLayout *m_hBoxLayout = nullptr;

QListWidget *m_listWidget = nullptr;
*/

void AlgorithmManageView::initWidgets()
{
    m_titleLabel = new QLabel(this);
    m_titleLabel->setText("算法列表");
    QFont ft("Microsoft YaHei", 12);
    m_titleLabel->setFont(ft);
    m_listWidget = new QListWidget(this);
    m_listWidget->setAlternatingRowColors(true);
    m_listWidget->setStyleSheet("QListWidget {border: 1px solid rgba(0, 0, 0, 0.073);background: rgb(255, 255, "
                                "255);alternate-background-color: rgb(244, 244, 255);}");
}

void AlgorithmManageView::initLayouts()
{
    m_layout = new QVBoxLayout(this);
    m_layout->setMargin(20);
    m_topLayout = new QHBoxLayout();
    m_layout->addLayout(m_topLayout);
    m_layout->addWidget(m_listWidget);

    m_topLayout->addWidget(m_titleLabel);
}

void AlgorithmManageView::showAlgs()
{
    m_listWidget->clear();

    for (int i = 0; i < m_algList.count(); i++) {
        QListWidgetItem *item = new QListWidgetItem;
        item->setSizeHint(QSize(200, 60));
        m_listWidget->addItem(item);

        QWidget *w = new QWidget();
        m_listWidget->setItemWidget(item, w);

        QHBoxLayout *hBox = new QHBoxLayout(w);
        hBox->setSpacing(0);
        hBox->setMargin(10);

        QLabel *idx = new QLabel(QString::number(i + 1));
        idx->setFixedWidth(20);
        hBox->addWidget(idx);
        hBox->addSpacing(10);

        SchemePlanManager::Algorithm alg = m_algList[i];
        QString algStr                   = SchemePlanManager::nameOfAlgorithm(alg);

        QLabel *name = new QLabel(algStr);
        hBox->addWidget(name);
        hBox->addStretch();
    }
}