#include "newimagehostdialog.h"

#include <QFormLayout>
#include <QComboBox>
#include <QLineEdit>
#include <QLabel>

#include <widgets/widgetsfactory.h>
#include <imagehost/imagehostmgr.h>

using namespace vnotex;

NewImageHostDialog::NewImageHostDialog(QWidget *p_parent)
    : ScrollDialog(p_parent)
{
    setupUI();
}

void NewImageHostDialog::setupUI()
{
    auto widget = new QWidget(this);
    setCentralWidget(widget);

    auto mainLayout = WidgetsFactory::createFormLayout(widget);

    {
        m_typeComboBox = WidgetsFactory::createComboBox(widget);
        mainLayout->addRow(tr("Type:"), m_typeComboBox);

        for (int type = static_cast<int>(ImageHost::GitHub); type < static_cast<int>(ImageHost::MaxHost); ++type) {
            m_typeComboBox->addItem(ImageHost::typeString(static_cast<ImageHost::Type>(type)), type);
        }
    }

    m_nameLineEdit = WidgetsFactory::createLineEdit(widget);
    mainLayout->addRow(tr("Name:"), m_nameLineEdit);

    setDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);

    setWindowTitle(tr("New Image Host"));
}

void NewImageHostDialog::acceptedButtonClicked()
{
    if (validateInputs() && newImageHost()) {
        accept();
    }
}

bool NewImageHostDialog::validateInputs()
{
    bool valid = true;
    QString msg;

    auto name = m_nameLineEdit->text();
    if (name.isEmpty()) {
        msg = tr("Please specify a valid name for the image host.");
        valid = false;
    } else if (ImageHostMgr::getInst().find(name)) {
        msg = tr("Name conflicts with existing image host.");
        valid = false;
    }

    if (!valid) {
        setInformationText(msg, ScrollDialog::InformationLevel::Error);
        return false;
    }

    return true;
}

bool NewImageHostDialog::newImageHost()
{
    m_imageHost = ImageHostMgr::getInst().newImageHost(static_cast<ImageHost::Type>(m_typeComboBox->currentData().toInt()),
                                                       m_nameLineEdit->text());
    if (!m_imageHost) {
        setInformationText(tr("Failed to create image host (%1).").arg(m_nameLineEdit->text()),
                           ScrollDialog::InformationLevel::Error);
        return false;
    }

    return true;
}

ImageHost *NewImageHostDialog::getNewImageHost() const
{
    return m_imageHost;
}