queuing_system/lib/utils/utils.dart

import 'package:connectivity/connectivity.dart';
import 'package:queuing_system/core/base/locater.dart';
import 'package:queuing_system/core/config/size_config.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';



class Utils {


  static TextStyle textStyle(context) =>
      TextStyle(color: Theme.of(context).primaryColor);


  static Future<bool> checkConnection() async {
    ConnectivityResult connectivityResult =
        await (Connectivity().checkConnectivity());
    if ((connectivityResult == ConnectivityResult.mobile) ||
        (connectivityResult == ConnectivityResult.wifi)) {
      return true;
    } else {
      return false;
    }
  }


  static generateContactAdminMsg([err = null]) {
    //TODO: Add translation
    String localMsg = 'Something wrong happened, please contact the admin';
    if (err != null) {
      localMsg = localMsg + '\n \n' + err.toString();
    }
    return localMsg;
  }


  static getCardBoxDecoration() {
    return BoxDecoration(
      borderRadius: BorderRadius.circular(10),
      color: Colors.white,
      shape: BoxShape.rectangle,
      boxShadow: [
        BoxShadow(
          color: Color(0xFF0000000D),
          spreadRadius: 10,
          blurRadius: 27,
          offset: Offset(0, -3), // changes position of shadow
        ),
      ],
    );
  }

  navigateToUpdatePage(String message, String androidLink, iosLink) {
    // locator<NavigationService>().pushAndRemoveUntil(
    //   FadePage(
    //     page: UpdatePage(
    //       message: message,
    //       androidLink: androidLink,
    //       iosLink: iosLink,
    //     ),
    //   ),
    // );

    // Navigator.pushAndRemoveUntil(
    //     AppGlobal.CONTEX,
    //     FadePage(
    //       page: UpdatePage(
    //         message: message,
    //         androidLink: androidLink,
    //         iosLink: iosLink,
    //       ),
    //     ),
    //     (r) => false);
  }


  static InputDecoration textFieldSelectorDecoration(
      String hintText, String selectedText, bool isDropDown,
      {Icon suffixIcon, Color dropDownColor}) {
    return InputDecoration(
      focusedBorder: OutlineInputBorder(
        borderSide: BorderSide(color: Color(0xFFCCCCCC), width: 2.0),
        borderRadius: BorderRadius.circular(8),
      ),
      enabledBorder: OutlineInputBorder(
        borderSide: BorderSide(color: Color(0xFFCCCCCC), width: 2.0),
        borderRadius: BorderRadius.circular(8),
      ),
      disabledBorder: OutlineInputBorder(
        borderSide: BorderSide(color: Color(0xFFCCCCCC), width: 2.0),
        borderRadius: BorderRadius.circular(8),
      ),
      hintText: selectedText != null ? selectedText : hintText,
      suffixIcon: isDropDown
          ? suffixIcon != null
              ? suffixIcon
              : Icon(
                  Icons.arrow_drop_down,
                  color: dropDownColor != null ? dropDownColor : Colors.black,
                )
          : null,
      hintStyle: TextStyle(
        fontSize: 14,
        color: Colors.grey.shade600,
      ),
    );
  }

  static BoxDecoration containerBorderDecoration(
      Color containerColor, Color borderColor,
      {double borderWidth = -1}) {
    return BoxDecoration(
      color: containerColor,
      shape: BoxShape.rectangle,
      borderRadius: BorderRadius.all(Radius.circular(8)),
      border: Border.fromBorderSide(BorderSide(
        color: borderColor,
        width: borderWidth == -1 ? 2.0 : borderWidth,
      )),
    );
  }

  /// hides the keyboard if its already open
  static hideKeyboard(BuildContext context) {
    FocusScope.of(context).unfocus();
  }

  static String capitalize(str) {
    if (str != "") {
      return "${str[0].toUpperCase()}${str.substring(1).toLowerCase()}";
    } else {
      return str;
    }
  }

  static bool isTextHtml(String text) {
    var htmlRegex = RegExp("<(“[^”]*”|'[^’]*’|[^'”>])*>");
    return htmlRegex.hasMatch(text);
  }

  static String timeFrom({Duration duration}) {
    String twoDigits(int n) => n.toString().padLeft(2, "0");
    String twoDigitMinutes = twoDigits(duration.inMinutes.remainder(60));
    String twoDigitSeconds = twoDigits(duration.inSeconds.remainder(60));
    return "$twoDigitMinutes:$twoDigitSeconds";
  }





  static String convertToTitleCase(String text) {
    if (text == null) {
      return null;
    }

    if (text.length <= 1) {
      return text.toUpperCase();
    }

    // Split string into multiple words
    final List<String> words = text.split(' ');

    // Capitalize first letter of each words
    final capitalizedWords = words.map((word) {
      if (word.trim().isNotEmpty) {
        final String firstLetter = word.trim().substring(0, 1).toUpperCase();
        final String remainingLetters = word.trim().substring(1).toLowerCase();

        return '$firstLetter$remainingLetters';
      }
      return '';
    });

    // Join/Merge all words back to one String
    return capitalizedWords.join(' ');
  }

  static getHeight() {
    return SizeConfig.getHeightMultiplier()*7;
  }
}