import "controls" as PolyControls
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import QtQuick 2.11
import QtQuick.Templates 2.4 as T
import QtQuick.Controls 2.4
import QtQuick.Controls.impl 2.4
import QtQuick.Controls.Material 2.4
import QtQuick.Controls.Material.impl 2.4
import "../qml/polyconst.js" as Constants
// import QtQuick.Shapes 1.11

T.Button {
    id: control
    property int radius: 20
    property int extra_padding: 0
    property bool has_border: false

    implicitWidth: Math.max(background ? background.implicitWidth : 0,
                            contentItem.implicitWidth + leftPadding + rightPadding)
    implicitHeight: Math.max(background ? background.implicitHeight : 0,
                             contentItem.implicitHeight + topPadding + bottomPadding)
    baselineOffset: contentItem.y + contentItem.baselineOffset

    // external vertical padding is 6 (to increase touch area)
    padding: 0
	topPadding: 5
	bottomPadding: 5
    leftPadding: 5 
    rightPadding: 5 + extra_padding 
    spacing: 0

    icon.width: 60
    icon.height: 60
	flat: true
    icon.color: !enabled ? Material.hintTextColor :
        flat && highlighted ? Material.accentColor :
        highlighted ? Material.primaryHighlightedTextColor : control.down ? control.Material.background : control.Material.foreground

    Material.elevation: flat ? control.down || control.hovered ? 2 : 0
                             : control.down ? 8 : 2
    // Material.background: flat ? "transparent" : undefined

    contentItem: IconLabel {
        spacing: control.spacing
        mirrored: control.mirrored
        display: control.display

        icon: control.icon
        text: control.text
        font: control.font
        color: !control.enabled ? control.Material.hintTextColor :
            control.flat && control.highlighted ? control.Material.accentColor :
            control.highlighted ? control.Material.primaryHighlightedTextColor : control.down ? control.Material.background : control.Material.foreground
    }

    // TODO: Add a proper ripple/ink effect for mouse/touch input and focus state
    background: Rectangle {
        implicitWidth: 62
        implicitHeight: 62

        // external vertical padding is 6 (to increase touch area)
        // y: 6
        width: parent.width
        height: parent.height 
        radius: control.radius
        color: !control.enabled ? control.Material.buttonDisabledColor :
                control.highlighted ? control.Material.highlightedButtonColor : control.down ? control.Material.foreground : control.Material.background//buttonColor
                border {
                    width: control.highlighted || control.checked || control.has_border ? 2 : 0; 
                    color: control.checked ? control.Material.accentColor : Constants.poly_dark_grey
                }

        // PaddedRectangle {
        //     y: parent.height - 4
        //     width: parent.width
        //     height: 4
        //     radius: 2
        //     topPadding: -2
        //     clip: true
        //     visible: control.checkable && (!control.highlighted || control.flat)
        //     color: control.checked && control.enabled ? control.Material.accentColor : control.Material.secondaryTextColor
        // }

        // The layer is disabled when the button color is transparent so you can do
        // Material.background: "transparent" and get a proper flat button without needing
        // to set Material.elevation as well
        // layer.enabled: control.enabled && control.Material.buttonColor.a > 0
        // layer.effect: ElevationEffect {
        //     elevation: control.Material.elevation
        // }

        /*Ripple {
            clipRadius: 2
            width: parent.width
            height: parent.height
            pressed: control.pressed
            anchor: control
            active: control.down || control.visualFocus || control.hovered
            color: control.Material.rippleColor
        }*/
    }
}