package com.basic.security.utils;

import android.os.Environment;

import com.alfeye.a1io.DeviceControl;
import com.basic.security.base.BaseApplication;
import com.google.gson.Gson;

import java.io.File;
import java.net.URL;
import java.util.Map;
import java.util.Scanner;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class UpdateApk {

    static ExecutorService singleThreadExecutorService = Executors.newSingleThreadExecutor();

//    public static boolean urlExists(String URLName) {
//        try {
//            HttpURLConnection.setFollowRedirects(false);
//            HttpURLConnection con =
//                    (HttpURLConnection) new URL(URLName).openConnection();
//            con.setRequestMethod("HEAD");
//            return (con.getResponseCode() == HttpURLConnection.HTTP_OK);
//        } catch (Exception e) {
//            e.printStackTrace();
//            return false;
//        }
//    }

//    public static boolean downloadApk(String urlStr, String apkName) {
//        try {
//            URL url = new URL(urlStr);
//            HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
//            urlConnection.setRequestMethod("GET");
//            urlConnection.setDoOutput(true);
//            urlConnection.connect();
//
//            File file = new File(apkName);
//
//            FileOutputStream fileOutput = new FileOutputStream(file);
//            InputStream inputStream = urlConnection.getInputStream();
//
//            byte[] buffer = new byte[1024];
//            int bufferLength = 0;
//
//            while ((bufferLength = inputStream.read(buffer)) > 0) {
//                fileOutput.write(buffer, 0, bufferLength);
//            }
//            fileOutput.close();
//            return true;
//        } catch (Exception e) {
//            System.out.println("UpdateApk.downloadapk");
//            return false;
//        }
//    }

//    public static void checkUpgrade() {
//        try {
//            String dirName = Environment.getExternalStorageDirectory() + "/download/";
//            File dir = new File(dirName);
//            dir.mkdirs();
//            File apkFile = new File(dir, Constants.updateApkFileName);
//
//            String apkUrl = Constants.updateApkUrl + Constants.updateApkFileName;
//            if (urlExists(apkUrl)) {
//                if (downloadApk(apkUrl, apkFile.getAbsolutePath())) {
//                    installApk(apkFile.getAbsolutePath());
//                }
//            }
//        } catch (Exception e1) {
//            System.out.println("UpdateApk.run ");
//        }
//    }

//    public static void checkUpdateInLoop() {
//        singleThreadExecutorService.execute(new Runnable() {
//            @Override
//            public void run() {
//                while (true) {
//                    try {
//                        try {
//                            String dirName = Environment.getExternalStorageDirectory() + "/download/";
//                            File dir = new File(dirName);
//                            dir.mkdirs();
//                            File apkFile = new File(dir, Constants.updateApkFileName);
//
//                            String apkUrl = Constants.updateApkUrl + Constants.updateApkFileName;
//                            if (urlExists(apkUrl)) {
//                                if (downloadApk(apkUrl, apkFile.getAbsolutePath())) {
//                                    installApk(apkFile.getAbsolutePath());
//                                }
//                            }
//                        } catch (Exception e1) {
//                            System.out.println("UpdateApk.run ");
//                        }
//                    } catch (Exception e) {
//                        e.printStackTrace();
//                    }
//                    SystemClock.sleep(10 * 1000);
//                }
//            }
//        });
//
//    }

//    public static void installApk(String apkPath) {
//        Intent intent = new Intent(Intent.ACTION_VIEW);
//        System.out.println("UpdateApk.installApk " + apkPath);
//        File file = new File(apkPath);
//        Uri apkURI = FileProvider.getUriForFile(BaseApplication.getApplication(),BuildConfig.APPLICATION_ID + ".fileProvider", file);
//        intent.setDataAndType(apkURI, "application/vnd.android.package-archive");
//        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
//        BaseApplication.getApplication().activity.startActivity(intent);
//    }

    public static void getApk() {
        try {
            String out = new Scanner(new URL(Constants.getApkUrl).openStream(), "UTF-8").useDelimiter("\\A").next();
            Gson gson = new Gson();
            Map map = gson.fromJson(out, Map.class);
            if ("true".equals(map.get("hasNewVersion"))) {
                System.out.println("UpdateApk.getApk 开始下载");
                String newApkName = (String) map.get("newApkName");
                String newApkSize = (String) map.get("newApkSize");
                String newApkNameUrl = Constants.getApkUrl.substring(0, Constants.getApkUrl.lastIndexOf("/")) + "/" + newApkName;
                String dirName = Environment.getExternalStorageDirectory() + "/download/";
                new File(dirName).mkdirs();
                File downloadedFile = new File(dirName, newApkName);
                org.apache.commons.io.FileUtils.copyURLToFile(new URL(newApkNameUrl), downloadedFile);
                if (Integer.parseInt(newApkSize) == downloadedFile.length()) {
                    if (Constants.useAlf) {
                        DeviceControl.startInstallApk(
                                BaseApplication.getApplication(),
                                "com.basic.security",
                                downloadedFile.getAbsolutePath(),
                                true,
                                true
                        );
                    }
                }
                System.out.println("UpdateApk.getApk 安装完成");
            }

        } catch (Exception e) {
            e.printStackTrace();
        }

    }
}