index.uts

import Context from "android.content.Context";
import BatteryManager from "android.os.BatteryManager";
import { getAppContext } from "io.dcloud.uts.android";

export function getBatteryCapacity(): string {
    const context = getAppContext();
    if (context != null) {
        const manager = context.getSystemService(
            Context.BATTERY_SERVICE
        ) as BatteryManager;
        const currentLevel: number = manager.getIntProperty(
            BatteryManager.BATTERY_PROPERTY_CAPACITY
        );
        return '' + currentLevel + '%';
    }
    return "0%";
}