package com.example.lcr.updateversion;

import android.content.Intent;
import android.net.Uri;
import android.os.Environment;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

import com.lidroid.xutils.HttpUtils;
import com.lidroid.xutils.exception.HttpException;
import com.lidroid.xutils.http.HttpHandler;
import com.lidroid.xutils.http.ResponseInfo;
import com.lidroid.xutils.http.callback.RequestCallBack;

import java.io.File;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        downLoad();

    }

    /**
     * 下載檔案
     * @param
     */
    private void downLoad() {
        HttpUtils http = new HttpUtils();
        File file = Environment.getExternalStorageDirectory();
        HttpHandler handler = http.download("http://csdn-app.csdn.net/csdn.apk",
                file+"/aaa.apk", new RequestCallBack<File>() {

                    @Override
                    public void onStart() {

                        Log.i("lcr","開始");
                    }

                    @Override
                    public void onLoading(long total, long current, boolean isUploading) {
                        Log.i("lcr","下載");
                    }

                    @Override
                    public void onSuccess(ResponseInfo<File> responseInfo) {
                        File file = responseInfo.result;
                        Log.i("lcr",file.toString());
                        installApk(file);

                    }
                    @Override
                    public void onFailure(HttpException error, String msg) {
                        Log.i("lcr","失敗");

                    }
                });
    }


    /**
     * 安裝檔案
     */
    private void installApk(File file){

        if (!file.exists())
        {
            return;
        }
        // 通過Intent安裝APK檔案
        Intent i = new Intent(Intent.ACTION_VIEW);
        i.setDataAndType(Uri.parse("file://" + file.toString()), "application/vnd.android.package-archive");
        startActivity(i);
    }


}