import "root:/widgets"
import "root:/services"
import "root:/config"
import QtQuick

Row {
    id: root

    spacing: Appearance.spacing.large * 3
    padding: Appearance.padding.large
    leftPadding: padding * 2
    rightPadding: padding * 3

    Resource {
        value1: Math.min(1, SystemUsage.gpuTemp / 90)
        value2: SystemUsage.gpuPerc

        label1: `${Math.ceil(SystemUsage.gpuTemp)}°C`
        label2: `${Math.round(SystemUsage.gpuPerc * 100)}%`

        sublabel1: qsTr("GPU temp")
        sublabel2: qsTr("Usage")
    }

    Resource {
        primary: true

        value1: Math.min(1, SystemUsage.cpuTemp / 90)
        value2: SystemUsage.cpuPerc

        label1: `${Math.ceil(SystemUsage.cpuTemp)}°C`
        label2: `${Math.round(SystemUsage.cpuPerc * 100)}%`

        sublabel1: qsTr("CPU temp")
        sublabel2: qsTr("Usage")
    }

    Resource {
        value1: SystemUsage.memPerc
        value2: SystemUsage.storagePerc

        label1: {
            const fmt = SystemUsage.formatKib(SystemUsage.memUsed);
            return `${+fmt.value.toFixed(1)}${fmt.unit}`;
        }
        label2: {
            const fmt = SystemUsage.formatKib(SystemUsage.storageUsed);
            return `${Math.floor(fmt.value)}${fmt.unit}`;
        }

        sublabel1: qsTr("Memory")
        sublabel2: qsTr("Storage")
    }

    component Resource: Item {
        id: res

        required property real value1
        required property real value2
        required property string sublabel1
        required property string sublabel2
        required property string label1
        required property string label2

        property bool primary
        readonly property real primaryMult: primary ? 1.2 : 1

        readonly property real thickness: DashboardConfig.sizes.resourceProgessThickness * primaryMult

        property color fg1: Colours.palette.m3primary
        property color fg2: Colours.palette.m3secondary
        property color bg1: Colours.palette.m3primaryContainer
        property color bg2: Colours.palette.m3secondaryContainer

        anchors.verticalCenter: parent.verticalCenter

        implicitWidth: DashboardConfig.sizes.resourceSize * primaryMult
        implicitHeight: DashboardConfig.sizes.resourceSize * primaryMult

        onValue1Changed: canvas.requestPaint()
        onValue2Changed: canvas.requestPaint()
        onFg1Changed: canvas.requestPaint()
        onFg2Changed: canvas.requestPaint()
        onBg1Changed: canvas.requestPaint()
        onBg2Changed: canvas.requestPaint()

        Column {
            anchors.centerIn: parent

            StyledText {
                anchors.horizontalCenter: parent.horizontalCenter

                text: res.label1
                font.pointSize: Appearance.font.size.extraLarge * res.primaryMult
            }

            StyledText {
                anchors.horizontalCenter: parent.horizontalCenter

                text: res.sublabel1
                color: Colours.palette.m3onSurfaceVariant
                font.pointSize: Appearance.font.size.smaller * res.primaryMult
            }
        }

        Column {
            anchors.horizontalCenter: parent.right
            anchors.top: parent.verticalCenter
            anchors.horizontalCenterOffset: -res.thickness / 2
            anchors.topMargin: res.thickness / 2 + Appearance.spacing.small

            StyledText {
                anchors.horizontalCenter: parent.horizontalCenter

                text: res.label2
                font.pointSize: Appearance.font.size.smaller * res.primaryMult
            }

            StyledText {
                anchors.horizontalCenter: parent.horizontalCenter

                text: res.sublabel2
                color: Colours.palette.m3onSurfaceVariant
                font.pointSize: Appearance.font.size.small * res.primaryMult
            }
        }

        Canvas {
            id: canvas

            readonly property real centerX: width / 2
            readonly property real centerY: height / 2

            readonly property real arc1Start: degToRad(45)
            readonly property real arc1End: degToRad(220)
            readonly property real arc2Start: degToRad(230)
            readonly property real arc2End: degToRad(360)

            function degToRad(deg: int): real {
                return deg * Math.PI / 180;
            }

            anchors.fill: parent

            onPaint: {
                const ctx = getContext("2d");
                ctx.reset();

                ctx.lineWidth = res.thickness;
                ctx.lineCap = "round";

                const radius = (Math.min(width, height) - ctx.lineWidth) / 2;
                const cx = centerX;
                const cy = centerY;
                const a1s = arc1Start;
                const a1e = arc1End;
                const a2s = arc2Start;
                const a2e = arc2End;

                ctx.beginPath();
                ctx.arc(cx, cy, radius, a1s, a1e, false);
                ctx.strokeStyle = res.bg1;
                ctx.stroke();

                ctx.beginPath();
                ctx.arc(cx, cy, radius, a1s, (a1e - a1s) * res.value1 + a1s, false);
                ctx.strokeStyle = res.fg1;
                ctx.stroke();

                ctx.beginPath();
                ctx.arc(cx, cy, radius, a2s, a2e, false);
                ctx.strokeStyle = res.bg2;
                ctx.stroke();

                ctx.beginPath();
                ctx.arc(cx, cy, radius, a2s, (a2e - a2s) * res.value2 + a2s, false);
                ctx.strokeStyle = res.fg2;
                ctx.stroke();
            }
        }

        Behavior on value1 {
            NumberAnimation {
                duration: Appearance.anim.durations.normal
                easing.type: Easing.BezierSpline
                easing.bezierCurve: Appearance.anim.curves.standard
            }
        }

        Behavior on value2 {
            NumberAnimation {
                duration: Appearance.anim.durations.normal
                easing.type: Easing.BezierSpline
                easing.bezierCurve: Appearance.anim.curves.standard
            }
        }

        Behavior on fg1 {
            ColorAnimation {
                duration: Appearance.anim.durations.normal
                easing.type: Easing.BezierSpline
                easing.bezierCurve: Appearance.anim.curves.standard
            }
        }

        Behavior on fg2 {
            ColorAnimation {
                duration: Appearance.anim.durations.normal
                easing.type: Easing.BezierSpline
                easing.bezierCurve: Appearance.anim.curves.standard
            }
        }

        Behavior on bg1 {
            ColorAnimation {
                duration: Appearance.anim.durations.normal
                easing.type: Easing.BezierSpline
                easing.bezierCurve: Appearance.anim.curves.standard
            }
        }

        Behavior on bg2 {
            ColorAnimation {
                duration: Appearance.anim.durations.normal
                easing.type: Easing.BezierSpline
                easing.bezierCurve: Appearance.anim.curves.standard
            }
        }
    }
}