#include "filterdialog.h"
#include "ui_filterdialog.h"

#include <QMessageBox>

#include "../services/taskstateservice.h"

FilterDialog::FilterDialog(QString dialogTitle, QVector<Board*> boards, QWidget *parent) :
    QDialog(parent),
    ui(new Ui::FilterDialog)
{
    ui->setupUi(this);
    this->setWindowTitle(dialogTitle);
    init(boards);
}

FilterDialog::FilterDialog(QString dialogTitle, Filter f, QVector<Board*> boards, QWidget *parent) :
    QDialog(parent),
    ui(new Ui::FilterDialog)
{
    ui->setupUi(this);
    this->setWindowTitle(dialogTitle);
    init(boards);

    ui->nameEdit->setText(f.getName());
    ui->descriptionEdit->setPlainText(f.getDescription());
    ui->dateComparationCombobox->setCurrentIndex(f.getExpectedForComparator());
    foreach (QString uuid, f.getBoards())
    {
        for (int i = 0; i < ui->boardListWidget->count(); ++i)
        {
            QListWidgetItem *item = ui->boardListWidget->item(i);
            if (item->data(1).toString() == uuid)
            {
                item->setCheckState(Qt::Checked);
            }
        }
    }
    foreach (QString uuid, f.getStatus())
    {
        for (int i = 0; i < ui->statusListWidget->count(); ++i)
        {
            QListWidgetItem *item = ui->statusListWidget->item(i);
            if (item->data(1).toString() == uuid)
            {
                item->setCheckState(Qt::Checked);
            }
        }
    }
    foreach (QString uuid, f.getPriorities())
    {
        for (int i = 0; i < ui->priorityListWidget->count(); ++i)
        {
            QListWidgetItem *item = ui->priorityListWidget->item(i);
            if (item->data(1).toString() == uuid)
            {
                item->setCheckState(Qt::Checked);
            }
        }
    }
}


void FilterDialog::init(QVector<Board *> boards)
{
    for (Board *b : boards)
    {
        QListWidgetItem *item = new QListWidgetItem();
        item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
        item->setCheckState(Qt::Unchecked);
        item->setText(b->getName());
        item->setData(1, b->getUuid());
        ui->boardListWidget->addItem(item);
    }

    QVector<Status> statuses = TaskStateService::getInstance()->getStatuses();
    for (Status s : statuses)
    {
        QListWidgetItem *item = new QListWidgetItem();
        item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
        item->setCheckState(Qt::Unchecked);
        item->setText(s.getName());
        item->setData(1, s.getUUID());
        ui->statusListWidget->addItem(item);
    }

    QVector<Priority> priorities = TaskStateService::getInstance()->getPriorities();
    for (Priority p : priorities)
    {
        QListWidgetItem *item = new QListWidgetItem();
        item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
        item->setCheckState(Qt::Unchecked);
        item->setText(p.getName());
        item->setData(1, p.getUUID());
        ui->priorityListWidget->addItem(item);
    }

    connect(ui->buttonBox, &QDialogButtonBox::accepted, this, &FilterDialog::validateAndAccept);
}

FilterDialog::~FilterDialog()
{
    delete ui;
}

const Filter FilterDialog::getFilter()
{
    QString name = ui->nameEdit->text();
    QString description = ui->descriptionEdit->toPlainText();
    uint8_t dateComparation = 0;
    if (ui->dateComparationCombobox->currentIndex() > -1)
    {
        dateComparation = ui->dateComparationCombobox->currentIndex();
    }
    QVector<QString> boards;
    for (int i = 0; i < ui->boardListWidget->count(); ++i) {
        QListWidgetItem *item = ui->boardListWidget->item(i);
        if (item->checkState() == Qt::Checked)
        {
            boards.append(item->data(1).toString());
        }
    }
    QVector<QString> status;
    for (int i = 0; i < ui->statusListWidget->count(); ++i) {
        QListWidgetItem *item = ui->statusListWidget->item(i);
        if (item->checkState() == Qt::Checked)
        {
            status.append(item->data(1).toString());
        }
    }
    QVector<QString> priorities;
    for (int i = 0; i < ui->priorityListWidget->count(); ++i) {
        QListWidgetItem *item = ui->priorityListWidget->item(i);
        if (item->checkState() == Qt::Checked)
        {
            priorities.append(item->data(1).toString());
        }
    }
    return Filter(name, description, dateComparation, boards, status, priorities);
}

void FilterDialog::validateAndAccept()
{
    if (ui->nameEdit->text().length() == 0)
    {
        QMessageBox::critical(this, "This filter needs a name", "You need to enter a name to save this filter");
        return;
    }
    accept();
}