package com.jiuqi.njt.ui;

import java.io.File;
import java.util.List;

import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.AsyncTask;
import android.os.Handler;

import com.jiuqi.njt.model.NxwAppVo;
import com.jiuqi.njt.receiver.ActivityStartIntentReceiver;
import com.jiuqi.njt.util.RepairUtils;
import com.jiuqi.njt.util.ReturnObject;
import com.jiuqi.njt.widget.ProgressDialogStyle;

/**
 * <p>
 * 检查APK是否安装的任务
 * </p>
 * 
 * <p>
 * Copyright: 版权所有 (c)<br>
 * Company: 久其
 * </p>
 * 
 * @author liyue
 * @version 2013-8-9
 */
public class CheckAppInstalledTask extends
		AsyncTask<NxwAppVo, Void, ReturnObject> {
	private Context context;
	private Dialog pd = null;

	public CheckAppInstalledTask(Context context) {
		this.context = context;
	}

	@Override
	protected void onPreExecute() {
		pd = ProgressDialogStyle.createLoadingDialog(context, "正在初始化管理版，请稍候...");
		pd.setCancelable(false);
		pd.show();
	}

	@Override
	protected ReturnObject doInBackground(NxwAppVo... params) {
		NxwAppVo vo = params[0];
		boolean flag = false;
		try {
			PackageManager packageManager = context.getPackageManager();
			if (null != context.getPackageManager()) {
				List<PackageInfo> packs = packageManager.getInstalledPackages(0);
				for (int i = 0; i < packs.size(); i++) {
					PackageInfo p = packs.get(i);
					if (p.versionName == null) {
						continue;
					}
					String appname = p.applicationInfo.loadLabel(packageManager).toString();
					String pname = p.packageName;
					// Log.v(Constants.TAG, ("appname:" + appname + ",pname:" +
					// pname));
					if (appname.equals(vo.getName())
							|| pname.equals(vo.getPackageName())) {
						flag = true;
						break;
					}
				}

			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		ReturnObject ro = new ReturnObject();
		ro.isSuccess = flag;
		ro.data = vo;
		return ro;
	}

	@Override
	protected void onPostExecute(ReturnObject result) {
		if(null != pd){
			pd.dismiss();
		}

		final NxwAppVo vo = (NxwAppVo) result.data;
		if (result.isSuccess) {
			try {
				Intent intent = new Intent(context,
						ActivityStartIntentReceiver.class);
				intent.putExtra("packageName", vo.getPackageName());
				intent.putExtra("pac_acvity", vo.getActivity());
				context.sendBroadcast(intent);
			} catch (Exception e) {
				AlertDialog.Builder build = new AlertDialog.Builder(context);
				build.setMessage("对不起，启动应用程序时出现异常，请与我们联系！").setPositiveButton(
						"确定", null);
				AlertDialog dialog = build.create();
				dialog.setCanceledOnTouchOutside(false);
				dialog.show();
				e.printStackTrace();
			}
			// activity.finish();
		} else {
			AlertDialog.Builder build = new AlertDialog.Builder(context);
			build.setMessage("是否安装 " + vo.getName() + " ？")
					.setPositiveButton("是",
							new DialogInterface.OnClickListener() {
								public void onClick(DialogInterface dialog,
										int which) {
									// 启动下载安装任务
									new DownLoadApkTask(context).execute(vo);
								}
							})
					.setNegativeButton("否",
							new DialogInterface.OnClickListener() {
								public void onClick(DialogInterface dialog,
										int which) {
									// activity.finish();
								}
							});
			AlertDialog dialog = build.create();
			dialog.setCanceledOnTouchOutside(false);
			dialog.show();
		}
	}

}