/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Quick Dialogs module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
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** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
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****************************************************************************/

import Qt.labs.folderlistmodel
import QtQuick
import QtQuick.Controls
import QtQuick.Controls.impl
import QtQuick.Controls.Material
import QtQuick.Controls.Material.impl
import QtQuick.Dialogs
import QtQuick.Dialogs.quickimpl
import QtQuick.Layouts
import QtQuick.Templates as T

import "." as DialogsImpl

FileDialogImpl {
    id: control

    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
                            contentWidth + leftPadding + rightPadding,
                            implicitFooterWidth)
    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
                             contentHeight + topPadding + bottomPadding
                             + (implicitHeaderHeight > 0 ? implicitHeaderHeight + spacing : 0)
                             + (implicitFooterHeight > 0 ? implicitFooterHeight + spacing : 0))

    leftPadding: 24
    rightPadding: 24

    standardButtons: T.Dialog.Open | T.Dialog.Cancel

    Material.elevation: 24

    FileDialogImpl.buttonBox: buttonBox
    FileDialogImpl.nameFiltersComboBox: nameFiltersComboBox
    FileDialogImpl.fileDialogListView: fileDialogListView
    FileDialogImpl.breadcrumbBar: breadcrumbBar

    background: Rectangle {
        implicitWidth: 600
        implicitHeight: 400
        radius: 2
        color: control.Material.dialogColor

        layer.enabled: control.Material.elevation > 0
        layer.effect: ElevationEffect {
            elevation: control.Material.elevation
        }
    }

    header: ColumnLayout {
        spacing: 12

        Label {
            text: control.title
            visible: control.title.length > 0
            elide: Label.ElideRight
            font.bold: true
            font.pixelSize: 16

            Layout.leftMargin: 24
            Layout.rightMargin: 24
            Layout.topMargin: 24
            Layout.fillWidth: true
        }

        DialogsImpl.FolderBreadcrumbBar {
            id: breadcrumbBar
            fileDialog: control

            Layout.leftMargin: 24
            Layout.rightMargin: 24
            Layout.fillWidth: true
            Layout.maximumWidth: parent.width - 48
        }
    }

    contentItem: ListView {
        id: fileDialogListView
        objectName: "fileDialogListView"
        clip: true

        ScrollBar.vertical: ScrollBar {}

        model: FolderListModel {
            folder: control.currentFolder
            nameFilters: control.selectedNameFilter.globs
            showDirsFirst: true
            sortCaseSensitive: false
        }
        delegate: DialogsImpl.FileDialogDelegate {
            objectName: "fileDialogDelegate" + index
            width: ListView.view.width
            highlighted: ListView.isCurrentItem
            fileDialog: control
            fileDetailRowWidth: nameFiltersComboBox.width
        }
    }

    footer: RowLayout {
        id: rowLayout
        spacing: 20

        ComboBox {
            id: nameFiltersComboBox
            model: control.nameFilters

            Layout.leftMargin: 20
            Layout.fillWidth: true
        }

        DialogButtonBox {
            id: buttonBox
            standardButtons: control.standardButtons
            spacing: 12
            horizontalPadding: 0
            verticalPadding: 20

            Layout.rightMargin: 20
        }
    }

    Overlay.modal: Rectangle {
        color: Color.transparent(control.palette.shadow, 0.5)
    }

    Overlay.modeless: Rectangle {
        color: Color.transparent(control.palette.shadow, 0.12)
    }
}