package com.ectrip.cyt.version;

import android.app.ProgressDialog;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager.NameNotFoundException;
import android.view.WindowManager;
import android.widget.Toast;

import com.alibaba.fastjson.JSON;
import com.ectrip.cyt.base.DataTrans;
import com.ectrip.cyt.callback.HttpCallback;
import com.ectrip.cyt.config.MyApp;
import com.ectrip.cyt.constant.DeviceType;
import com.ectrip.cyt.constant.OrderCode;
import com.ectrip.cyt.response.DetectVersionResponse;
import com.ectrip.cyt.ui.BaseActivity;
import com.ectrip.cyt.utils.SharedPreferences2Obj;
import com.ectrip.trips.check.R;
import com.ectrip.trips.net.DataTool;
import com.ectrip.trips.net.HttpHelper;

/**
 * @author jigo 在线升级
 */
public class UpdateManager {
	private final int DIALOG_TYPE_LATEST = 0;
	private final int DIALOG_TYPE_FAIL = 1; // 获取失败的情况

	private static UpdateManager updateManager;
	private Integer type; // 机子种类

	public static UpdateManager getUpdateManager() {
		if (updateManager == null) {
			updateManager = new UpdateManager();
		}
		return updateManager;
	}

	/**
	 * @param activity
	 * @param url
	 * @param signkey
	 *            标识
	 * @param identity
	 *            编码
	 */
	public void checkAppUpdate(BaseActivity activity, String url,
							   String signkey, String identity) {
		if (type == null) {
			type = SharedPreferences2Obj.getInstance(activity)
					.setName("MachineType").getObject("type", Integer.class);
		}
		try {
			PackageInfo info = activity.getPackageManager().getPackageInfo(
					activity.getPackageName(), 0);
			HttpHelper.getInstance(activity).versionUpdate(info.versionName,
					signkey, identity, url,
					new GetVersionHttpCallback(activity));
		} catch (NameNotFoundException e) {
			e.printStackTrace(System.err);
		} catch (Exception e) {
			e.printStackTrace(System.err);
		}
	}

	/**
	 * @author jigo 获取在线升级信息
	 */
	public class GetVersionHttpCallback extends HttpCallback<DataTrans> {
		private String signed;
		private String data;
		private BaseActivity activity;
		private ProgressDialog dialog = null;

		public GetVersionHttpCallback(BaseActivity activity) {
			this.activity = activity;
		}

		@Override
		public void onPreCallback() {
			if (dialog == null) {
				// 显示ProgressDialog
				dialog = new ProgressDialog(activity);
				dialog.setMessage("正在检查更新...");
				dialog.setCanceledOnTouchOutside(false);
				dialog.setCancelable(true);
				if (type!=null&&type == DeviceType.HANDSET.getValue()) {
					dialog.getWindow().setType(
							WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
				}
				try {
					if (dialog != null && !dialog.isShowing()) {
						dialog.show();
					}
				} catch (Exception e) {
					e.printStackTrace();
				}
			} else {
				dialog.setMessage(activity.getString(R.string.wait));
			}
		}

		@Override
		public void onCompletedCallback(DataTrans result) {

		}

		@Override
		public void afterCompletedCallback(DataTrans result) {
			if (dialog != null && dialog.isShowing()) {
				dialog.dismiss();
			}
			if (result != null) {
				signed = result.getSigned();
				data = result.getData();
				if (result.getData() != null && result.getData() != null) {
					DetectVersionResponse versionResponse = JSON.parseObject(
							result.getData(), DetectVersionResponse.class);
					String code = versionResponse.getCode();
					if (code != null
							&& OrderCode.SUCESS.getValue().equals(code)) {
						if (signed != null
								&& (MyApp.getInstance().getSignkey().equals("") || signed
								.equals(DataTool.getSign(MyApp
												.getInstance().getSignkey(),
										data)))) {
							if (versionResponse != null
									&& versionResponse.getUrl() != null
									&& versionResponse.getVer() != null) {
								VersionUpdateUtil versionUpdateUtil = new VersionUpdateUtil();
								versionUpdateUtil.showUpdateDialog(
										versionResponse, activity);
							}
						} else {
							activity.MToast(activity,
									activity.getString(R.string.sign_not_pass),
									Toast.LENGTH_SHORT);
						}
					} else {
						if (versionResponse.getDescribe() != null) {
							activity.MToast(activity,
									versionResponse.getDescribe(),
									Toast.LENGTH_SHORT);
						}
					}
				}
			} else {
				showLatestOrFailDialog(DIALOG_TYPE_FAIL, activity);
			}
		}

		@Override
		public void onFailureCallback(String FailureStr) {
			if (dialog != null && dialog.isShowing()) {
				dialog.dismiss();
			}

			if (activity.getString(R.string.server_error).equals(FailureStr)) {
				activity.MToast(activity,
						activity.getString(R.string.server_error),
						Toast.LENGTH_SHORT);
			} else {
				activity.MToast(activity, FailureStr, Toast.LENGTH_SHORT);
			}
		}

		@Override
		public void onStopCallback() {

		}

		@Override
		public void onAgainParseCallback(Object parse) {

		}
	}

	/**
	 * 显示'已经是最新'或者'无法获取版本信息'
	 */
	private void showLatestOrFailDialog(int dialogType, BaseActivity activity) {
		if (dialogType == DIALOG_TYPE_LATEST) {
			activity.MToast(activity,
					activity.getString(R.string.already_is_the_latest),
					Toast.LENGTH_SHORT);
		} else if (dialogType == DIALOG_TYPE_FAIL) {
			activity.MToast(activity, activity
							.getString(R.string.unable_to_obtain_version_information),
					Toast.LENGTH_SHORT);
		}
	}
}