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path: root/accounts/gkleen@sif/shell/quickshell/BatteryWidget.qml
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import QtQuick
import Quickshell
import Quickshell.Widgets
import Quickshell.Services.UPower

Item {
  id: root

  height: parent.height
  width: batteryIcon.width + 8
  anchors.verticalCenter: parent.verticalCenter

  property var batteryDevice: Array.from(UPower.devices.values).find(dev => dev.isLaptopBattery)

  WrapperMouseArea {
    id: widgetMouseArea

    anchors.fill: parent

    hoverEnabled: true

    Item {
      anchors.fill: parent

      MaterialDesignIcon {
	id: batteryIcon

	implicitSize: 14
	anchors.centerIn: parent

	icon: {
	  if (!root.batteryDevice?.ready)
	    return "battery-unknown";

	  if (root.batteryDevice.state == UPowerDeviceState.FullyCharged)
	    return "power-plug-battery";

	  const perdec = 10 * Math.max(1, Math.ceil(root.batteryDevice.percentage * 10));
	  if (root.batteryDevice.state == UPowerDeviceState.Charging)
	    return `battery-charging-${perdec}`;
	  if (perdec == 100)
	    return "battery";
	  return `battery-${perdec}`;
	}
	color: {
	  if (!root.batteryDevice?.ready)
	    return "#555";

	  if (root.batteryDevice.state != UPowerDeviceState.FullyCharged && root.batteryDevice.state != UPowerDeviceState.Charging && root.batteryDevice.timeToEmpty < 20 * 60)
	    return "#f2201f";
	  if (root.batteryDevice.state != UPowerDeviceState.FullyCharged && root.batteryDevice.state != UPowerDeviceState.Charging && root.batteryDevice.timeToEmpty < 40 * 60)
	    return "#f28a21";
	  if (root.batteryDevice.state != UPowerDeviceState.FullyCharged)
	    return "#fff";
	  return "#555";
	}
      }
    }
  }

  PopupWindow {
    id: tooltip

    property bool nextVisible: widgetMouseArea.containsMouse || tooltipMouseArea.containsMouse

    anchor {
      item: widgetMouseArea
      edges: Edges.Bottom | Edges.Left
    }
    visible: false

    onNextVisibleChanged: hangTimer.restart()

    Timer {
      id: hangTimer
      interval: 100
      onTriggered: tooltip.visible = tooltip.nextVisible
    }

    implicitWidth: widgetTooltipText.contentWidth + 16
    implicitHeight: widgetTooltipText.contentHeight + 16
    color: "black"

    WrapperMouseArea {
      id: tooltipMouseArea

      hoverEnabled: true
      enabled: true

      anchors.centerIn: parent

      Text {
	id: widgetTooltipText

	font.pointSize: 10
	font.family: "Fira Sans"
	color: "white"

	text: {
	  const stateStr = UPowerDeviceState.toString(root.batteryDevice.state);
	  var outStr = stateStr;
	  if (root.batteryDevice.state != UPowerDeviceState.FullyCharged)
	    outStr += ` ${Math.round(root.batteryDevice.percentage * 100)}%`;

	  function formatTime(t) {
	    var res = "";
	    for (const unit of [{ "s": "h", "v": 3600 }, { "s": "m", "v": 60 }, { "s": "s", "v": 1 }]) {
	      if (t < unit.v)
	        continue;
	      res += Math.floor(t / unit.v) + unit.s;
	      t %= unit.v;
	    }
	    return res;
	  }
	  if (root.batteryDevice.timeToEmpty != 0) {
	    const tStr = formatTime(Math.floor(root.batteryDevice.timeToEmpty / 60) * 60);
	    if (tStr)
	      outStr += " " + tStr;
	  } else if (root.batteryDevice.timeToFull != 0) {
	    const tStr = formatTime(Math.ceil(root.batteryDevice.timeToFull / 60) * 60);
	    if (tStr)
	      outStr += " " + tStr;
	  }

	  return outStr;
	}
      }
    }
  }
}