// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

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

FolderDialogImpl {
    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

    FolderDialogImpl.folderDialogListView: folderDialogListView
    FolderDialogImpl.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: parent.parent?.parent === Overlay.overlay && 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
            dialog: control

            Layout.topMargin: parent.parent?.parent !== Overlay.overlay ? 12 : 0
            Layout.leftMargin: 24
            Layout.rightMargin: 24
            Layout.fillWidth: true
            Layout.maximumWidth: parent.width - 48
        }
    }

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

        ScrollBar.vertical: ScrollBar {}

        model: FolderListModel {
            folder: control.currentFolder
            showFiles: false
            sortCaseSensitive: false
        }
        delegate: DialogsImpl.FolderDialogDelegate {
            objectName: "folderDialogDelegate" + index
            width: ListView.view.width
            highlighted: ListView.isCurrentItem
            dialog: control
        }
    }

    footer: DialogButtonBox {
        id: buttonBox
        standardButtons: control.standardButtons
        spacing: 12
        leftPadding: 20
        rightPadding: 20
        verticalPadding: 20
    }

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

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