/* === This file is part of Calamares - <https://github.com/calamares> ===
 *
 *   Copyright 2020, Adriaan de Groot <groot@kde.org>
 *   Copyright 2020, Anke Boersma <demm@kaosx.us>
 *
 *   Calamares 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.
 *
 *   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
 */
import io.calamares.core 1.0
import io.calamares.ui 1.0

import QtQuick 2.10
import QtQuick.Controls 2.10
import QtQuick.Layouts 1.3
import org.kde.kirigami 2.7 as Kirigami
import QtGraphicalEffects 1.0
import QtQuick.Window 2.3

Page
{
    id: welcome

    header: Item {
        width: parent.width
        height: parent.height

        Text {
            id: welcomeTopText
            anchors.horizontalCenter: parent.horizontalCenter
            anchors.top: parent.top
            horizontalAlignment: Text.AlignHCenter
            padding: 40
            // In QML, QString::arg() only takes one argument
            text: qsTr("<h3>Welcome to the %1 <quote>%2</quote> installer</h3>
            <p>This program will ask you some questions and set up %1 on your computer.</p>").arg(Branding.string(Branding.ProductName)).arg(Branding.string(Branding.Version))
        }
        Image {
            id: welcomeImage
            anchors.centerIn: parent
            // imagePath() returns a full pathname, so make it refer to the filesystem
            // .. otherwise the path is interpreted relative to the "call site", which
            // .. might be the QRC file.
            source: "file:/" + Branding.imagePath(Branding.ProductWelcome)
            sourceSize.width: width
            sourceSize.height: height
            fillMode: Image.PreserveAspectFit
        }

        RowLayout {
            id: buttonBar
            width: parent.width / 1.5
            height: 64

            anchors.bottom: parent.bottom
            anchors.horizontalCenter: parent.horizontalCenter

            spacing: Kirigami.Units.largeSpacing* 2

            Button {
                Layout.fillWidth: true
                text: qsTr("About")
                icon.name: "dialog-information"
                Kirigami.Theme.backgroundColor: Qt.rgba(Kirigami.Theme.backgroundColor.r, Kirigami.Theme.backgroundColor.g, Kirigami.Theme.backgroundColor.b, 0.4)
                Kirigami.Theme.textColor: Kirigami.Theme.textColor

                visible: true
                onClicked: {
                    //onClicked: load.source = "file:/usr/share/calamares/branding/default/show.qml"
                    onClicked: load.source = "about.qml"
                }
            }

            Button {
                Layout.fillWidth: true
                text: qsTr("Support")
                icon.name: "system-help"
                Kirigami.Theme.backgroundColor: Qt.rgba(Kirigami.Theme.backgroundColor.r, Kirigami.Theme.backgroundColor.g, Kirigami.Theme.backgroundColor.b, 0.4)
                Kirigami.Theme.textColor: Kirigami.Theme.textColor

                visible: config.supportUrl !== ""
                onClicked: Qt.openUrlExternally(config.supportUrl)
            }

            Button {
                Layout.fillWidth: true
                text: qsTr("Known issues")
                icon.name: "tools-report-bug"
                Kirigami.Theme.backgroundColor: Qt.rgba(Kirigami.Theme.backgroundColor.r, Kirigami.Theme.backgroundColor.g, Kirigami.Theme.backgroundColor.b, 0.4)
                Kirigami.Theme.textColor: Kirigami.Theme.textColor

                visible: config.knownIssuesUrl !== ""
                onClicked: Qt.openUrlExternally(config.knownIssuesUrl)
            }

            Button {
                Layout.fillWidth: true
                text: qsTr("Release notes")
                icon.name: "folder-text"
                Kirigami.Theme.backgroundColor: Qt.rgba(Kirigami.Theme.backgroundColor.r, Kirigami.Theme.backgroundColor.g, Kirigami.Theme.backgroundColor.b, 0.4)
                Kirigami.Theme.textColor: Kirigami.Theme.textColor

                visible: config.releaseNotesUrl !== ""
                onClicked: load.source = "release_notes.qml"
                //onClicked: load.source = "file:/usr/share/calamares/release_notes.qml"
            }

            Button {
                Layout.fillWidth: true
                text: qsTr("Donate")
                icon.name: "taxes-finances"
                Kirigami.Theme.backgroundColor: Qt.rgba(Kirigami.Theme.backgroundColor.r, Kirigami.Theme.backgroundColor.g, Kirigami.Theme.backgroundColor.b, 0.4)
                Kirigami.Theme.textColor: Kirigami.Theme.textColor

                visible: config.donateUrl !== ""
                onClicked: Qt.openUrlExternally(config.donateUrl)
            }
        }

        RowLayout {
            id: languageBar
            width: parent.width /1.2
            height: 48

            anchors.bottom: parent.bottom
            anchors.bottomMargin: parent.height /7
            anchors.horizontalCenter: parent.horizontalCenter
            spacing: Kirigami.Units.largeSpacing* 4

            Rectangle {
                width: parent.width
                Layout.fillWidth: true
                focus: true
                Image {
                    id: image
                    height: 48
                    fillMode: Image.PreserveAspectFit
                    source: "img/language-icon-48px.png"
                }

                ComboBox {
                    id: languages
                    anchors.left: image.right
                    width: languageBar.width /1.1
                    textRole: "label"
                    currentIndex: config.localeIndex
                    model: config.languagesModel
                    onCurrentIndexChanged: config.localeIndex = currentIndex
                }
            }
        }

        Loader {
            id:load
            anchors.fill: parent
        }
    }
}