// Squawk messenger. 
// Copyright (C) 2019  Yury Gubich <blue@macaw.me>
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

#include "info.h"
#include "ui_info.h"

UI::Info::Info(const QString& p_jid, QWidget* parent):
    QWidget(parent),
    jid(p_jid),
    m_ui(new Ui::Info()),
    contactGeneral(nullptr),
    contactContacts(nullptr),
    description(nullptr),
    overlay(new QWidget()),
    progress(new Progress(100)),
    progressLabel(new QLabel())
{
    m_ui->setupUi(this);
    m_ui->buttonBox->hide();

    initializeOverlay();
    initializeButtonBox();
}

UI::Info::~Info() {
    if (contactGeneral != nullptr)
        contactGeneral->deleteLater();

    if (contactContacts != nullptr)
        contactContacts->deleteLater();

    if (description != nullptr)
        description->deleteLater();

    overlay->deleteLater();
}

void UI::Info::setData(const Shared::Info& info) {
    switch (info.type) {
        case Shared::EntryType::contact:
            initializeContactGeneral(info);
            initializeContactContacts(info);
            initializeDescription(info);
            break;
        default:
            break;
    }

    if (!info.editable)
        m_ui->buttonBox->hide();
    else
        m_ui->buttonBox->show();

}

void UI::Info::initializeOverlay() {
    QGridLayout* gr = static_cast<QGridLayout*>(layout());
    gr->addWidget(overlay, 0, 0, 4, 1);
    QVBoxLayout* nl = new QVBoxLayout();
    QGraphicsOpacityEffect* opacity = new QGraphicsOpacityEffect();
    opacity->setOpacity(0.8);
    overlay->setLayout(nl);
    overlay->setBackgroundRole(QPalette::Base);
    overlay->setAutoFillBackground(true);
    overlay->setGraphicsEffect(opacity);
    progressLabel->setAlignment(Qt::AlignCenter);
    QFont pf = progressLabel->font();
    pf.setBold(true);
    pf.setPointSize(26);
    progressLabel->setFont(pf);
    progressLabel->setWordWrap(true);
    nl->addStretch();
    nl->addWidget(progress);
    nl->addWidget(progressLabel);
    nl->addStretch();
    overlay->hide();
}

void UI::Info::initializeButtonBox() {
    connect(m_ui->buttonBox, &QDialogButtonBox::accepted, this, &UI::Info::onButtonBoxAccepted);
    connect(m_ui->buttonBox, &QDialogButtonBox::rejected, this, &UI::Info::close);

    m_ui->buttonBox->hide();
}

void UI::Info::onButtonBoxAccepted() {
    //TODO this is not good, since I don't exactly know what am I editing it's bad to assume there even going to be a vcard
    Shared::Info info;
    if (contactGeneral != nullptr)
        contactGeneral->fillVCard(info.vcard);
    if (contactContacts != nullptr)
        contactContacts->fillVCard(info.vcard);
    if (description != nullptr)
        info.vcard.setDescription(description->description());

    emit saveInfo(info);
}

void UI::Info::showProgress(const QString& line) {
    if (line.size() > 0)
        progressLabel->setText(line);
    else
        progressLabel->setText(tr("Requesting information about %1").arg(jid));

    overlay->show();
    progress->start();
}

void UI::Info::hideProgress() {
    overlay->hide();
    progress->stop();
}

void UI::Info::initializeContactGeneral(const Shared::Info& info) {
    if (contactGeneral == nullptr) {
        contactGeneral = new ContactGeneral;
        m_ui->tabWidget->addTab(contactGeneral, contactGeneral->title());
    }
    contactGeneral->setVCard(info.jid, info.vcard, info.editable);
}

void UI::Info::initializeContactContacts(const Shared::Info& info) {
    if (contactContacts == nullptr) {
        contactContacts = new ContactContacts;
        m_ui->tabWidget->addTab(contactContacts, contactContacts->title());
    }
    contactContacts->setVCard(info.jid, info.vcard, info.editable);
}

void UI::Info::initializeDescription(const Shared::Info& info) {
    if (description == nullptr) {
        description = new Description;
        m_ui->tabWidget->addTab(description, description->title());
    }

    description->setDescription(info.vcard.getDescription());
    description->setEditable(info.editable);
}