package com.xiaomo.download;
import android.app.DownloadManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.net.Uri;
import android.os.Environment;
import android.widget.Toast;
import java.io.File;
import android.os.Build;
import android.support.v4.content.FileProvider;

public class DownLoadBroadcastReceiver extends BroadcastReceiver {

    public void installApp(Context context) {
        // File file = new File(context.getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS), "hotpush.apk");
        String root = context.getFilesDir().getAbsolutePath();
        File file = new File("/sdcard/Download","hotpush.apk");
        String jsBundleFile =  context.getFilesDir().getAbsolutePath()+"/index.android.bundle";
        File js = new File(jsBundleFile);
        if (js.exists() && js.isFile()){
            js.delete();
        }

        if (file.exists()) {
            Intent intent = new Intent(Intent.ACTION_VIEW);
            // 由于没有在Activity环境下启动Activity,设置下面的标签
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            if (Build.VERSION.SDK_INT >= 24) { //判读版本是否在7.0以上
                // 参数1 上下文, 参数2 Provider主机地址 和配置文件中保持一致, 参数3  共享的文件
                Uri apkUri = FileProvider.getUriForFile(context,  "com.xiaomo.hotDeploymentPackage.fileprovider", file);
                // 添加这一句表示对目标应用临时授权该Uri所代表的文件
                intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
                intent.setDataAndType(apkUri, "application/vnd.android.package-archive");
            } else {
                intent.setDataAndType(Uri.fromFile(file), "application/vnd.android.package-archive");
            }
            context.startActivity(intent);
        } else {
            Toast.makeText(context, "安装包下载失败", Toast.LENGTH_SHORT).show();
        }
    }

    @Override
    public void onReceive(Context context, Intent intent) {

        long myDwonloadID = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
        SharedPreferences sPreferences = context.getSharedPreferences("ggfw_download", 0);
        long refernece = sPreferences.getLong("ggfw_download_apk", 0);

        if (refernece == myDwonloadID) {
            DownloadManager dManager = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
            DownloadManager.Query querybyId = new DownloadManager.Query();

            querybyId.setFilterById(myDwonloadID);
            Cursor myDownload = dManager.query(querybyId);
            String dolownname = null;

            if (myDownload.moveToFirst()) {
                int status = myDownload.getInt(myDownload.getColumnIndex(DownloadManager.COLUMN_STATUS));

                if (status == DownloadManager.STATUS_SUCCESSFUL) {
                    installApp(context);
                } else {
                    Toast.makeText(context, "下载失败，删除残留文件", Toast.LENGTH_LONG).show();
                    dManager.remove(myDwonloadID);
                    myDownload.close();
                    return;
                }
                myDownload.close();
            }

            if (dolownname == null) {
                return;
            }
        }
    }
}