import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';

import '../config/size_config.dart';
import '../util/dr_app_toast_msg.dart';

import 'package:connectivity/connectivity.dart';


DrAppToastMsg toastMsg = DrAppToastMsg();
/* 
 *@author: Elham Rababah 
 *@Date:12/4/2020  
 *@param: 
 *@return:
 *@desc:   This class will contian some Function will help developer
 */
class Helpers {
/* 
 *@author: Elham Rababah 
 *@Date:12/4/2020  
 *@param: context, items, decKey, onSelectFun
 *@return: Container Widget
 *@desc:   showCupertinoPicker its a general function to show cupertino picker
 */
  showCupertinoPicker(context, items, decKey, onSelectFun) {
    showModalBottomSheet(
        context: context,
        builder: (BuildContext builder) {
          return Container(
              height: SizeConfig.realScreenHeight * .3,
              child: buildPickerItems(context, items, decKey, onSelectFun));
        });
  }

/* 
 *@author: Elham Rababah 
 *@Date:12/4/2020  
 *@param: context, List items, decKey, onSelectFun
 *@return: Container widget
 *@desc:   buildPickerIterm this function will build the items of the cupertino
 */
  buildPickerItems(context, List items, decKey, onSelectFun) {
    return Container(
      child: CupertinoPicker(
        magnification: 1.5,
        // backgroundColor: Colors.black87,
        children: items.map((item) {
          return Text(
            '${item["$decKey"]}',
            style:
                TextStyle(color: Theme.of(context).primaryColor, fontSize: 20),
          );
        }).toList(),

        itemExtent: 25, //height of each item
        looping: true,
        onSelectedItemChanged: (int index) {
          // selectitem =index;
          onSelectFun(index);
        },
      ),
    );
  }

  showErrorToast([msg = null]) {
    String localMsg = 'Something wrong happened, please contact the admin';

    if (msg != null) {
      localMsg = msg.toString();
    }

    toastMsg.showErrorToast(localMsg);
  }

/*
 *@author: Mohammad Aljammal
 *@Date:27/4/2020
 *@param:
 *@return: Boolean
 *@desc: Check The Internet Connection
 */
 static Future<bool> checkConnection() async {
    ConnectivityResult connectivityResult =
    await (Connectivity().checkConnectivity());
    if ((connectivityResult == ConnectivityResult.mobile) ||
        (connectivityResult == ConnectivityResult.wifi)) {
      return true;
    } else {
      return false;
    }
  }
}