vijayinyoutube

ElevatedButton(
 style: ElevatedButton.styleFrom(
 elevation: 0,
 primary: primaryColor,
 minimumSize: const Size(double.infinity, 50),
 shape: RoundedRectangleBorder(
 borderRadius: BorderRadius.circular(10.0),
  ),
 ),
 child: Text(

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void main() {
    Student()
    ..name = 'Alice'
    ..id = 'A01'
    ..method1()
    ..method2();
}

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void main() {
  Student student = Student();
  student.name='Alice';
  student.id='A01';
  student.method1();
  student.method2();
}

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class Student {
  String? name;
  String? id;

  void method1() {
    debugPrint('This is method 1. Name: $name');
  }

  void method2() {
    debugPrint('This is method 2. ID: $id');

vijayinyoutube

import '../../../../Data/Models/home_page_model.dart';

import '../../../../Data/Repository/home_page_repo.dart';
import 'package:flutter/material.dart';

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);

  final String title;

vijayinyoutube

import 'package:flutter_dotenv/flutter_dotenv.dart';

import '../API/base_client.dart';
import '../Models/home_page_model.dart';

abstract class DemoRepository {
  Future<DemoModel> fetchData();
}

class DemoRepo extends DemoRepository {

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import 'dart:async';
import 'dart:io';

class ExceptionHandlers {
  getExceptionString(error) {
    if (error is SocketException) {
      return 'No internet connection.';
    } else if (error is HttpException) {
      return 'HTTP error occured.';
    } else if (error is FormatException) {

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import 'dart:async';

import 'dart:convert';
import 'package:http/http.dart' as http;

import '../../Business_Logic/Exceptions/exception_handlers.dart';

class BaseClient {
  static const int timeOutDuration = 35;

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 sendOTP(String phoneNumber) async {
    this.phoneNumber = phoneNumber;
    FirebaseAuth auth = FirebaseAuth.instance;
    ConfirmationResult confirmationResult = await auth.signInWithPhoneNumber(
      '+91 $phoneNumber',
    );
    printMessage("OTP Sent to +91 $phoneNumber");
    return confirmationResult;
  }

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authenticateMe(ConfirmationResult confirmationResult, String otp) async {
    UserCredential userCredential = await confirmationResult.confirm(otp);
    userCredential.additionalUserInfo!.isNewUser
        ? printMessage("Successful Authentication")
        : printMessage("User already exists");
  }