pda-web/app/src/main/java/chaoran/business/utils/LocalAddressUtil.java

package chaoran.business.utils;

import static androidx.core.content.ContextCompat.getSystemService;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.ActivityInfo;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.provider.Settings;
import android.util.Log;
import android.view.Surface;
import android.view.View;
import android.view.WindowManager;
import android.webkit.JavascriptInterface;

import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
import java.util.Random;

import chaoran.business.BuildConfig;

public class LocalAddressUtil {

    public final static String SSO_KEY = "!~CROP@CRTECH@PDA~!";

    private Context context;

    private Activity activity;

    private View view;

    private int[] heights;

    public LocalAddressUtil(Context context, Activity activity, View view) {
        this.context = context;
        this.activity = activity;
        this.view = view;
        this.heights = StatusBarUtil.getStatusBarHeight(context);
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String getIpAddress() {
        try {
            for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en.hasMoreElements();) {
                NetworkInterface intf = en.nextElement();
                // if(!intf.getDisplayName().equals("eth0")) continue;
                for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements();) {
                    InetAddress inetAddress = enumIpAddr.nextElement();
                    if (!inetAddress.isLoopbackAddress()  && inetAddress instanceof Inet4Address) {
                        return inetAddress.getHostAddress();
                    }
                }
            }
        } catch (SocketException ex) {
            Log.e("address: local", ex.toString());
        }
        return null;
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String getMacAddress(){//可以兼容安卓7以下
        SharedPreferences spf = context.getSharedPreferences("chaoran_mac", Context.MODE_PRIVATE);
        String saveMac  = spf.getString("chaoran_mac", "");
        if (!"".equalsIgnoreCase(saveMac)) {
            return saveMac;
        }
        SharedPreferences.Editor editor = spf.edit();
        String androidMac = getAndroidMac();
        editor.putString("chaoran_mac", androidMac);
        editor.apply();
        return androidMac;
    }

    /**
     * 获取安卓的mac
     * @return
     */
    private String getAndroidMac() {
        if (Build.VERSION.SDK_INT >= 34) { // Android 14 is code-named Tiramisu
            try {
                return Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
            }catch (Exception e) {
                e.printStackTrace();
                return generateRandomMacAddress();
            }
        }
        String macAddress = null;
        StringBuffer buf = new StringBuffer();
        NetworkInterface networkInterface = null;
        try {
            networkInterface = NetworkInterface.getByName("eth1");
            if (networkInterface == null) {
                networkInterface = NetworkInterface.getByName("wlan0");
            }
            if (networkInterface == null) {
                return generateRandomMacAddress();
            }
            byte[] addr = networkInterface.getHardwareAddress();
            for (byte b : addr) {
                buf.append(String.format("%02X:", b));
            }
            if (buf.length() > 0) {
                buf.deleteCharAt(buf.length() - 1);
            }
            macAddress = buf.toString();
        } catch (Exception e) {
            e.printStackTrace();
            macAddress = generateRandomMacAddress();
        }
        if (macAddress.length() < 4) {
            macAddress = generateRandomMacAddress();
        }
        return macAddress;
    }

    private static String generateRandomMacAddress() {
        Random rand = new Random();
        byte[] macBytes = new byte[6];
        rand.nextBytes(macBytes);
        macBytes[0] = (byte) (macBytes[0] & 0xfe | 0x02);
        StringBuilder macAddress = new StringBuilder();
        for (int i = 0; i < macBytes.length; i++) {
            macAddress.append(String.format("%02X%s", macBytes[i], (i < macBytes.length - 1) ? ":" : ""));
        }
        return macAddress.toString();
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String getInfo(int type){
        String info;
        switch (type) {
            case 1: info =  Build.BRAND;break;//品牌
            case 2: info = Build.MODEL;break;//型号
            case 3: info = Build.MANUFACTURER;break;//厂商
            case 4: info = Build.DEVICE;break;//设备名
            case 5: info = Build.ID;break;//设备硬件id
//            case 6: info = Build.SERIAL;break;//序列号，可能获取不到
            default: info = "";break;
        }
        return info;
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String getHeight(int type) {
        String info = "";
        switch (type) {
            case 1 : info = String.valueOf(this.heights[0]); break;
            case 2 : info = String.valueOf(this.heights[1]); break;
        }
        return info;
    }

    public void test(){
        Log.e("test", "MANUFACTURER=" + Build.MANUFACTURER);
        Log.e("test", "BRAND=" + Build.BRAND);
        Log.e("test", "MODEL=" + Build.MODEL);
        Log.e("test", "VERSION.RELEASE=" + Build.VERSION.RELEASE);
        Log.e("test", "VERSION.SDK_INT=" + Build.VERSION.SDK_INT);
        Log.e("test", "DEVICE=" + Build.DEVICE);
        Log.e("test", "HOST=" + Build.HOST);
        Log.e("test", "ID=" + Build.ID);
        Log.e("test", "TIME=" + Build.TIME);
        Log.e("test", "TYPE=" + Build.TYPE);
        Log.e("test", "PRODUCT=" + Build.PRODUCT);
        Log.e("test", "BOARD=" + Build.BOARD);
        Log.e("test", "DISPLAY=" + Build.DISPLAY);
        Log.e("test", "FINGERPRINT=" + Build.FINGERPRINT);
        Log.e("test", "HARDWARE=" + Build.HARDWARE);
        Log.e("test", "BOOTLOADER=" + Build.BOOTLOADER);
        Log.e("test", "TAGS=" + Build.TAGS);
        Log.e("test", "UNKNOWN=" + Build.UNKNOWN);
        Log.e("test", "USER=" + Build.USER);
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public void rotateScreen() {
        int angle = ((WindowManager)activity.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay().getRotation();

        switch (angle) {
            case Surface.ROTATION_0:
                activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT);
                break;
            case Surface.ROTATION_90:
                activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE);
                break;
            case Surface.ROTATION_180:
                activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
                break;
            case Surface.ROTATION_270:
                activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
                break;
            default:
                break;
        }
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String registerMac(String applyMac) {
        try {
            String mac = this.getMacAddress();
            String md5Hash = MD5.md5(mac + SSO_KEY);
            if (md5Hash != null && md5Hash.equals(applyMac)) {
                // 将允许注册适配的mac写入文件中
                SharedPreferences.Editor editor = context.getSharedPreferences("CrtechPdaConfig", Context.MODE_PRIVATE).edit();
                editor.putString("checkMac", "success");
                editor.commit();
                return "success";
            }
        }catch (Exception ignored) {

        }
        return "error";
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String checkMacRegister() {
        SharedPreferences sharedPreferences = context.getSharedPreferences("CrtechPdaConfig", Context.MODE_PRIVATE);
        return sharedPreferences.getString("checkMac", "error");
    }

    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String getApkVersion() {
        return BuildConfig.VERSION_NAME;
    }

    /**
     * 暴露PDA的厂家和型号
     * @return String 格式：厂家：型号
     */
    @SuppressLint("JavascriptInterface")
    @JavascriptInterface
    public String getPdaInfo() {
        return Build.MANUFACTURER + "：" + Build.MODEL.toLowerCase();
    }
}