#include <QHeaderView>
#include <QTranslator>
#include "instructorsview.h"

InstructorsView::InstructorsView(DataBaseInstructors* db, TypeView type, bool adminMode, QWidget *parent):
    CommonView(type, adminMode, parent),
    dbInstructors(db)
{

}

void InstructorsView::preparationTreeWidget(QTreeWidget* tree)
{
    treeWidget = tree;

    if(treeWidget == nullptr)
        return;

    treeWidget->setColumnCount(7);

    reSetHeadTreeWidget();

    treeWidget->header()->setStyleSheet(QStringLiteral("font-size: 10pt;"));

    treeWidget->setColumnWidth(0, 50);
    treeWidget->setColumnWidth(1, 250);
    treeWidget->setColumnWidth(2, 100);
    treeWidget->setColumnWidth(3, 100);
    treeWidget->setColumnWidth(4, 100);
    treeWidget->setColumnWidth(5, 80);
    treeWidget->setColumnWidth(6, 80);

    if(typeView == TypeView::onlyView)
    {//onlyView
        treeWidget->setColumnHidden(2, true);
        treeWidget->setColumnHidden(3, true);
        treeWidget->setColumnHidden(5, true);
    }
    else
    {//control
        treeWidget->setColumnHidden(5, true);
    }
}

void InstructorsView::loadInstructorsFromDB()
{
    dbInstructors->LoadInstructorsPSQL();

    if(treeWidget == nullptr)
        return;

    //Обновление дерева
    treeWidget->clear();

    //Инструкторы
    QList<Instructor> listInstructors;
    listInstructors = dbInstructors->getListInstructors();
    for(Instructor instructor : listInstructors)
    {
        QTreeWidgetItem *ItemInstructor = new QTreeWidgetItem(treeWidget);

        ItemInstructor->setText(0, QString::number(instructor.getID()));
        ItemInstructor->setText(1, instructor.getName());
        ItemInstructor->setText(2, instructor.getLogin());
        ItemInstructor->setText(3, instructor.getPassword());

        if(instructor.getArchived())
        {//Архивный
            ItemInstructor->setText(5, tr("yes"));
            ItemInstructor->setIcon(1, QIcon(QStringLiteral(":/icons/instructorArchive.png")));
            setItemColorArchive(ItemInstructor);
        }
        else
        {//Не Архивный
            ItemInstructor->setText(5, tr("no"));
            ItemInstructor->setIcon(1, QIcon(QStringLiteral(":/icons/instructor.png")));
            setItemColorNoArchive(ItemInstructor);
        }

        if(instructor.getIsAdmin())
        {//Админ
            ItemInstructor->setText(4, tr("yes"));
            ItemInstructor->setIcon(1, QIcon(QStringLiteral(":/icons/admin.png")));
        }
        else
        {//Не Админ
            ItemInstructor->setText(4, tr("no"));
        }

        if(instructor.getLoggedIn())
        {//Залогинен
            ItemInstructor->setText(6, tr("yes"));
            ItemInstructor->setIcon(6, QIcon(QStringLiteral(":/icons/circleGreen.png")));
        }
        else
        {//Не Залогинен
            ItemInstructor->setText(6, tr("no"));
            ItemInstructor->setIcon(6, QIcon(QStringLiteral(":/icons/circleGray.png")));
        }

        //Скрываем архивных (при необходимости)
        if(instructor.getArchived())
            if(! archiveVisible)
                ItemInstructor->setHidden(true);

        //Скрываем незалогиненых (при необходимости)
        if(! instructor.getLoggedIn())
            if(! notLoggedInVisible)
                ItemInstructor->setHidden(true);
    }

    treeWidget->setSortingEnabled(true);
    treeWidget->sortItems(1, Qt::SortOrder::AscendingOrder);
    treeWidget->expandAll();

    if(typeView == TypeView::control)
    {
        QTreeWidgetItem * item = treeWidget->topLevelItem(0);
        if(item != nullptr)
            treeWidget->setCurrentItem(item);
    }
}

void InstructorsView::reSetHeadTreeWidget()
{
    QStringList listHeaders = {tr("ID"), tr("Instructor"), tr("Login"), tr("Password"), tr("Administrator"), tr("Archived"), tr("Logged")};
    treeWidget->setHeaderLabels(listHeaders);
}