package com.parentalmonitor.child.utils;

import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.*;
import android.os.*;
import android.provider.Settings;

public class DeviceInfoCollector {

    public static int getBatteryLevel(Context ctx) {
        BatteryManager bm = (BatteryManager) ctx.getSystemService(Context.BATTERY_SERVICE);
        return bm.getIntProperty(BatteryManager.BATTERY_PROPERTY_CAPACITY);
    }

    public static boolean isCharging(Context ctx) {
        IntentFilter filter = new IntentFilter(Intent.ACTION_BATTERY_CHANGED);
        Intent batteryStatus = ctx.registerReceiver(null, filter);
        int status = batteryStatus != null ? batteryStatus.getIntExtra(BatteryManager.EXTRA_STATUS, -1) : -1;
        return status == BatteryManager.BATTERY_STATUS_CHARGING || status == BatteryManager.BATTERY_STATUS_FULL;
    }

    public static boolean isScreenOn(Context ctx) {
        PowerManager pm = (PowerManager) ctx.getSystemService(Context.POWER_SERVICE);
        return pm.isInteractive();
    }

    public static boolean isWifiConnected(Context ctx) {
        ConnectivityManager cm = (ConnectivityManager) ctx.getSystemService(Context.CONNECTIVITY_SERVICE);
        Network net = cm.getActiveNetwork();
        if (net == null) return false;
        NetworkCapabilities caps = cm.getNetworkCapabilities(net);
        return caps != null && caps.hasTransport(NetworkCapabilities.TRANSPORT_WIFI);
    }

    public static boolean isMobileDataOn(Context ctx) {
        ConnectivityManager cm = (ConnectivityManager) ctx.getSystemService(Context.CONNECTIVITY_SERVICE);
        Network net = cm.getActiveNetwork();
        if (net == null) return false;
        NetworkCapabilities caps = cm.getNetworkCapabilities(net);
        return caps != null && caps.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR);
    }

    public static double getLatitude(Context ctx) { return 0; }
    public static double getLongitude(Context ctx) { return 0; }

    public static long getStorageUsed() {
        StatFs stat = new StatFs(Environment.getDataDirectory().getPath());
        return stat.getTotalBytes() - stat.getAvailableBytes();
    }

    public static long getStorageTotal() {
        StatFs stat = new StatFs(Environment.getDataDirectory().getPath());
        return stat.getTotalBytes();
    }

    public static long getRamUsed(Context ctx) {
        ActivityManager am = (ActivityManager) ctx.getSystemService(Context.ACTIVITY_SERVICE);
        ActivityManager.MemoryInfo mi = new ActivityManager.MemoryInfo();
        am.getMemoryInfo(mi);
        return mi.totalMem - mi.availMem;
    }

    public static long getRamTotal(Context ctx) {
        ActivityManager am = (ActivityManager) ctx.getSystemService(Context.ACTIVITY_SERVICE);
        ActivityManager.MemoryInfo mi = new ActivityManager.MemoryInfo();
        am.getMemoryInfo(mi);
        return mi.totalMem;
    }

    public static String getDeviceModel() { return Build.MODEL; }
    public static String getManufacturer() { return Build.MANUFACTURER; }
    public static String getAndroidVersion() { return Build.VERSION.RELEASE; }
    public static int getSdkVersion() { return Build.VERSION.SDK_INT; }
}