// Copyright (c) 2018 Ultimaker B.V.
// Cura is released under the terms of the LGPLv3 or higher.

import QtQuick 2.7
import QtQuick.Controls 2.3

import UM 1.2 as UM
import Cura 1.0 as Cura

Column
{
    id: base
    property var outputDevice: null
    height: childrenRect.height + 2 * padding
    spacing: Math.round(UM.Theme.getSize("default_margin").height / 2)

    function forceModelUpdate()
    {
        // FIXME For now the model should be removed and then created again, otherwise changes in the printer don't automatically update the UI
        configurationList.model = []
        if (outputDevice)
        {
            configurationList.model = outputDevice.uniqueConfigurations
        }
    }

    ScrollView
    {
        id: container
        width: parent.width
        readonly property int maximumHeight: 350 * screenScaleFactor
        height: Math.round(Math.min(configurationList.height, maximumHeight))
        contentHeight: configurationList.height
        clip: true

        ScrollBar.vertical.policy: (configurationList.height > maximumHeight) ? ScrollBar.AlwaysOn : ScrollBar.AlwaysOff //The AsNeeded policy also hides it when the cursor is away, and we don't want that.
        ScrollBar.vertical.background: Rectangle
        {
            implicitWidth: UM.Theme.getSize("scrollbar").width
            radius: width / 2
            color: UM.Theme.getColor("scrollbar_background")
        }
        ScrollBar.vertical.contentItem: Rectangle
        {
            implicitWidth: UM.Theme.getSize("scrollbar").width
            radius: width / 2
            color: UM.Theme.getColor(parent.pressed ? "scrollbar_handle_down" : parent.hovered ? "scrollbar_handle_hover" : "scrollbar_handle")
        }

        ButtonGroup
        {
            buttons: configurationList.children
        }

        ListView
        {
            id: configurationList
            spacing: Math.round(UM.Theme.getSize("default_margin").height / 2)
            width: container.width - ((height > container.maximumHeight) ? container.ScrollBar.vertical.background.width : 0) //Make room for scroll bar if there is any.
            contentHeight: childrenRect.height
            height: childrenRect.height

            section.property: "modelData.printerType"
            section.criteria: ViewSection.FullString
            section.delegate: Item
            {
                height: printerTypeLabel.height + UM.Theme.getSize("default_margin").height
                Cura.PrinterTypeLabel
                {
                    id: printerTypeLabel
                    text: Cura.MachineManager.getAbbreviatedMachineName(section)
                }
            }

            model: (outputDevice != null) ? outputDevice.uniqueConfigurations : []

            delegate: ConfigurationItem
            {
                width: parent.width
                configuration: modelData
            }
        }
    }

    Connections
    {
        target: outputDevice
        onUniqueConfigurationsChanged:
        {
            forceModelUpdate()
        }
    }

    Connections
    {
        target: Cura.MachineManager
        onOutputDevicesChanged:
        {
            forceModelUpdate()
        }
    }
}