package com.gimi.common.cinema.utils;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Environment;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import com.squareup.okhttp.Request;

import java.io.File;

class UpdateManager {

    private Context mContext;
    private String apkUrl;
    private Dialog downloadDialog;
    private ProgressBar mProgress;
    private int progress;

    UpdateManager(Context context, String apkMessage) {
        this.mContext = context;
        this.apkUrl = apkMessage;
    }

    private boolean hasSDCard() {
        String status = Environment.getExternalStorageState();
        return status.equals(Environment.MEDIA_MOUNTED);
    }

    private String getRootFilePath() {
        if (hasSDCard()) {
            return Environment.getExternalStorageDirectory().getAbsolutePath()
                    + File.separator +
                    "android" + File.separator + "data" + File.separator;
        } else {
            return Environment.getDataDirectory().getAbsolutePath()
                    + File.separator + "data" + File.separator;
        }
    }

    void showDownloadDialog() {
        AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
        builder.setTitle("软件下载中.......");

        mProgress = new ProgressBar(mContext, null,
                android.R.attr.progressBarStyleHorizontal);//水平条形
        LinearLayout.LayoutParams lp2 = new LinearLayout.LayoutParams(200, -2);//长度200，高度默认
        mProgress.setLayoutParams(lp2);
        mProgress.setMax(100);
        builder.setView(mProgress);
        builder.setCancelable(false);
        downloadDialog = builder.create();
        downloadDialog.show();
        downloadApk();
    }

    private void downloadApk() {
        OkHttpClientManager.downloadAsyn(apkUrl, getRootFilePath() + "aa.apk",
                new OkHttpClientManager.ResultCallback<String>() {
                    @Override
                    public void onError(Request request, Exception e) {

                    }

                    @Override
                    public void onResponse(String response) {
                        downloadDialog.dismiss();
                        installApk(response);
                    }
                }, new OkHttpClientManager.ProgressListener() {
                    @Override
                    public void onResponseProgress(long bytesRead, long contentLength) {
                        progress = (int)
                                (((float) bytesRead / contentLength) * 100);
                        //更新进度
                        mProgress.setProgress(progress);
                    }
                });
    }

    private void installApk(String path) {
        File apkFile = new File(path);
        if (!apkFile.exists()) {
            return;
        }
        Intent intent = new Intent();
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setAction(Intent.ACTION_VIEW);
        Uri uri = Uri.fromFile(apkFile);
        intent.setDataAndType(uri, "application/vnd.android.package-archive");
        mContext.startActivity(intent);
    }
}