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path: root/application/dialogs/NewInstanceDialog.cpp
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/* Copyright 2013-2018 MultiMC Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "MultiMC.h"
#include "NewInstanceDialog.h"
#include "ui_NewInstanceDialog.h"

#include <BaseVersion.h>
#include <icons/IconList.h>
#include <tasks/Task.h>
#include <InstanceList.h>

#include "VersionSelectDialog.h"
#include "ProgressDialog.h"
#include "IconPickerDialog.h"

#include <QLayout>
#include <QPushButton>
#include <QFileDialog>
#include <QValidator>
#include <QDialogButtonBox>

#include "widgets/PageContainer.h"
#include <pages/modplatform/VanillaPage.h>
#include <pages/modplatform/FTBPage.h>
#include <pages/modplatform/TwitchPage.h>
#include <pages/modplatform/ImportPage.h>
#include <pages/modplatform/TechnicPage.h>

NewInstanceDialog::NewInstanceDialog(const QString & initialGroup, const QString & url, QWidget *parent)
    : QDialog(parent), ui(new Ui::NewInstanceDialog)
{
    ui->setupUi(this);

    setWindowIcon(MMC->getThemedIcon("new"));

    InstIconKey = "default";
    ui->iconButton->setIcon(MMC->icons()->getIcon(InstIconKey));

    auto groups = MMC->instances()->getGroups().toSet();
    auto groupList = QStringList(groups.toList());
    groupList.sort(Qt::CaseInsensitive);
    groupList.removeOne("");
    groupList.push_front(initialGroup);
    groupList.push_front("");
    ui->groupBox->addItems(groupList);
    int index = groupList.indexOf(initialGroup);
    if(index == -1)
    {
        index = 0;
    }
    ui->groupBox->setCurrentIndex(index);
    ui->groupBox->lineEdit()->setPlaceholderText(tr("No group"));

    m_buttons = new QDialogButtonBox(QDialogButtonBox::Help | QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
    m_buttons->button(QDialogButtonBox::Ok)->setDefault(true);


    m_container = new PageContainer(this);
    m_container->setSizePolicy(QSizePolicy::Policy::Preferred, QSizePolicy::Policy::Expanding);
    m_container->layout()->setContentsMargins(0, 0, 0, 0);
    ui->verticalLayout->insertWidget(2, m_container);

    m_container->addButtons(m_buttons);
    m_buttons->setFocus();

    if(!url.isEmpty())
    {
        m_container->selectPage("import");
        importPage->setUrl(url);
    }

    connect(m_buttons->button(QDialogButtonBox::Ok), &QPushButton::clicked, this, &NewInstanceDialog::accept);
    connect(m_buttons->button(QDialogButtonBox::Cancel), &QPushButton::clicked, this, &NewInstanceDialog::reject);
    connect(m_buttons->button(QDialogButtonBox::Help), &QPushButton::clicked, m_container, &PageContainer::help);

    updateDialogState();

    restoreGeometry(QByteArray::fromBase64(MMC->settings()->get("NewInstanceGeometry").toByteArray()));

}

void NewInstanceDialog::reject()
{
    MMC->settings()->set("NewInstanceGeometry", saveGeometry().toBase64());
    QDialog::reject();
}

void NewInstanceDialog::accept()
{
    MMC->settings()->set("NewInstanceGeometry", saveGeometry().toBase64());
    importIconNow();
    QDialog::accept();
}

QList<BasePage *> NewInstanceDialog::getPages()
{
    importPage = new ImportPage(this);
    return
    {
        new VanillaPage(this),
        new FTBPage(this),
        importPage,
        new TwitchPage(this),
        new TechnicPage(this)
    };
}

QString NewInstanceDialog::dialogTitle()
{
    return tr("New Instance");
}

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

void NewInstanceDialog::setSuggestedPack(const QString& name, InstanceTask* task)
{
    creationTask.reset(task);
    ui->instNameTextBox->setPlaceholderText(name);

    auto allowOK = task && !instName().isEmpty();
    m_buttons->button(QDialogButtonBox::Ok)->setEnabled(allowOK);
}

void NewInstanceDialog::setSuggestedIconFromFile(const QString &path, const QString &name)
{
    importIcon = true;
    importIconPath = path;
    importIconName = name;

    //Hmm, for some reason they can be to small
    ui->iconButton->setIcon(QIcon(path));
}

InstanceTask * NewInstanceDialog::extractTask()
{
    InstanceTask * extracted = creationTask.get();
    creationTask.release();
    extracted->setName(instName());
    extracted->setGroup(instGroup());
    extracted->setIcon(iconKey());
    return extracted;
}

void NewInstanceDialog::updateDialogState()
{
    auto allowOK = creationTask && !instName().isEmpty();
    m_buttons->button(QDialogButtonBox::Ok)->setEnabled(allowOK);
}

QString NewInstanceDialog::instName() const
{
    auto result = ui->instNameTextBox->text().trimmed();
    if(result.size())
    {
        return result;
    }
    result = ui->instNameTextBox->placeholderText().trimmed();
    if(result.size())
    {
        return result;
    }
    return QString();
}

QString NewInstanceDialog::instGroup() const
{
    return ui->groupBox->currentText();
}
QString NewInstanceDialog::iconKey() const
{
    return InstIconKey;
}

void NewInstanceDialog::on_iconButton_clicked()
{
    importIconNow(); //so the user can switch back
    IconPickerDialog dlg(this);
    dlg.execWithSelection(InstIconKey);

    if (dlg.result() == QDialog::Accepted)
    {
        InstIconKey = dlg.selectedIconKey;
        ui->iconButton->setIcon(MMC->icons()->getIcon(InstIconKey));
        importIcon = false;
    }
}

void NewInstanceDialog::on_instNameTextBox_textChanged(const QString &arg1)
{
    updateDialogState();
}

void NewInstanceDialog::importIconNow()
{
    if(importIcon) {
        MMC->icons()->installIcon(importIconPath, importIconName);
        InstIconKey = importIconName;
        importIcon = false;
    }
    MMC->settings()->set("NewInstanceGeometry", saveGeometry().toBase64());
}