package com.secondworld.sdk.utils;

import android.app.ActivityManager;
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.provider.Settings;

import com.secondworld.sdk.GameAppProxy;

import java.net.NetworkInterface;
import java.util.Enumeration;
import java.util.Locale;
import java.util.UUID;

public class DeviceUtil {

    public static final String FAKE_MAC = "02:00:00:00:00:00";



    public static long getVersionCode() {
        long appVersionCode = 0;
        try {
            PackageInfo packageInfo = GameAppProxy.app.getApplicationContext()
                    .getPackageManager()
                    .getPackageInfo(GameAppProxy.app.getPackageName(), 0);
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
                appVersionCode = packageInfo.getLongVersionCode();
            } else {
                appVersionCode = packageInfo.versionCode;
            }
        } catch (PackageManager.NameNotFoundException e) {
            LogUtil.e("getAppVersionCode", e);
        }
        return appVersionCode;
    }


    public static String getVersionName() {
        String appVersionName = "";
//        try {
//            PackageInfo packageInfo = GameAppProxy.app.getApplicationContext()
//                    .getPackageManager()
//                    .getPackageInfo(GameAppProxy.app.getPackageName(), 0);
//            appVersionName = packageInfo.versionName;
//        } catch (PackageManager.NameNotFoundException e) {
//            LogUtil.e("getAppVersionName", e);
//        }
        return appVersionName;
    }

    /**
     * 获取当前设备总运行内存
     * 单位为 byte
     *
     * @return
     */
    public static long getTotalRAMSize() {
        ActivityManager manager = (ActivityManager) GameAppProxy.app.getSystemService(Context.ACTIVITY_SERVICE);
        ActivityManager.MemoryInfo info = new ActivityManager.MemoryInfo();
        manager.getMemoryInfo(info);
        return info.totalMem;
    }

    public static String getAndroidId() {
//        String ANDROID_ID = Settings.System.getString(GameAppProxy.app.getContentResolver(), Settings.System.ANDROID_ID);
//        if (ANDROID_ID == null || ANDROID_ID.equals("9774d56d682e549c"))
//            return "";
//        return ANDROID_ID;
        return  "";
    }

    /**
     * 唯一标识
     *
     * @return
     */
    public static String getUniqueID() {
        String uniqueID = SPUtils.get().getString(SPUtils.UNIQUE_ID, "");
        if (!uniqueID.trim().isEmpty())
            return uniqueID;
        uniqueID = getAndroidId() + getLocalMac();
        //自己生成的uid
        if (uniqueID.trim().isEmpty())
            uniqueID = UUID.randomUUID().toString();

        uniqueID = Util.md5(uniqueID).toUpperCase();

        SPUtils.get()
                .edit()
                .putString(SPUtils.UNIQUE_ID, uniqueID.trim())
                .apply();

        return uniqueID;
    }

    /**
     * mac 地址
     *
     * @return
     */
    public static String getLocalMac() {
        return "";
//        String mac = SPUtils.get().getString(SPUtils.MAC, "");
//        if (!mac.trim().isEmpty())
//            return mac;
//        try {
//            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
//                String interfaceName = "wlan0";
//                Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
//                NetworkInterface intf = null;
//                while (interfaces.hasMoreElements()) {
//                    intf = interfaces.nextElement();
//                    if (!intf.getName().equalsIgnoreCase(interfaceName))
//                        continue;
//                    byte[] addresses = intf.getHardwareAddress();
//                    if (mac != null) {
//                        StringBuilder buf = new StringBuilder();
//                        for (byte aMac : addresses) {
//                            buf.append(String.format("%02X:", aMac));
//                        }
//                        if (buf.length() > 0) {
//                            buf.deleteCharAt(buf.length() - 1);
//                        }
//                        mac = buf.toString();
//                    }
//                    break;
//                }
//            } else {
//                WifiManager wifi = (WifiManager) GameAppProxy.app.getSystemService(Context.WIFI_SERVICE);
//                if (wifi != null) {
//                    WifiInfo wifiInfo = wifi.getConnectionInfo();
//                    if (wifiInfo != null) {
//                        mac = wifiInfo.getMacAddress();
//                    }
//                }
//            }
//        } catch (Throwable e) {
//            e.printStackTrace();
//        }
//
//        mac = mac.toUpperCase(Locale.ENGLISH);
//
//        if (mac.equals(FAKE_MAC))
//            mac = "";
//
//        SPUtils.get()
//                .edit()
//                .putString(SPUtils.MAC, mac.trim())
//                .apply();
//
//        return mac;
    }


}