pragma Singleton
pragma ComponentBehavior: Bound

import QtQuick
import Quickshell
import Quickshell.Services.UPower

Singleton {
    id: root

    readonly property UPowerDevice device: UPower.displayDevice
    readonly property bool batteryAvailable: device && device.ready && device.isLaptopBattery
    readonly property int batteryLevel: batteryAvailable ? device.percentage * 100 : 0
    readonly property bool isCharging: batteryAvailable && device.state === UPowerDeviceState.Charging
    readonly property bool isLowBattery: batteryAvailable && batteryLevel <= 20
    readonly property string batteryHealth: batteryAvailable && device.healthSupported ? Math.round(device.healthPercentage * 100) + "%" : "N/A"
    readonly property real batteryCapacity: batteryAvailable && device.energyCapacity > 0 ? device.energyCapacity : 0
    readonly property string batteryStatus: {
        if (!batteryAvailable)
            return "No Battery";

        return UPowerDeviceState.toString(device.state);
    }
    readonly property int timeRemaining: {
        if (!batteryAvailable)
            return 0;

        return isCharging ? (device.timeToFull || 0) : (device.timeToEmpty || 0);
    }
    readonly property bool suggestPowerSaver: batteryAvailable && isLowBattery && UPower.onBattery && (typeof PowerProfiles !== "undefined" && PowerProfiles.profile !== PowerProfile.PowerSaver)
    readonly property var bluetoothDevices: {
        var btDevices = [];
        for (var i = 0; i < UPower.devices.count; i++) {
            var dev = UPower.devices.get(i);
            if (dev && dev.ready && (dev.type === UPowerDeviceType.BluetoothGeneric || dev.type === UPowerDeviceType.Headphones || dev.type === UPowerDeviceType.Headset || dev.type === UPowerDeviceType.Keyboard || dev.type === UPowerDeviceType.Mouse || dev.type === UPowerDeviceType.Speakers))
                btDevices.push({
                "name": dev.model || UPowerDeviceType.toString(dev.type),
                "percentage": Math.round(dev.percentage),
                "type": dev.type
            });

        }
        return btDevices;
    }

    function formatTimeRemaining() {
        if (!batteryAvailable || timeRemaining <= 0)
            return "Unknown";

        const hours = Math.floor(timeRemaining / 3600);
        const minutes = Math.floor((timeRemaining % 3600) / 60);
        if (hours > 0)
            return hours + "h " + minutes + "m";
        else
            return minutes + "m";
    }

    function getBluetoothDevices() {
        return bluetoothDevices;
    }

}