validate_phone_number 1.1.1

A new Flutter package for validate phone number based on country code.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:validate_phone_number/country_picker.dart';
import 'package:validate_phone_number/validation.dart';


void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(),
      home: const MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key});

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {

  TextEditingController controller = TextEditingController();

  final _formKey = GlobalKey<FormState>();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Padding(
        padding: const EdgeInsets.symmetric(horizontal: 20),
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Form(
              key: _formKey,
              child: TextFormField(
                decoration: InputDecoration(
                  prefixIcon: PickCountry(
                    onCountrySelected: (phoneCode, countryCode) {

                    },
                  ),
                  focusedBorder: OutlineInputBorder(
                    borderRadius: BorderRadius.circular(15),
                  ),
                  enabledBorder: OutlineInputBorder(
                    borderRadius: BorderRadius.circular(15)
                  ),
                  errorBorder: OutlineInputBorder(
                    borderRadius: BorderRadius.circular(15),
                    borderSide: const BorderSide(
                      color: Colors.red
                    )
                  ),
                  focusedErrorBorder: OutlineInputBorder(
                      borderRadius: BorderRadius.circular(15),
                      borderSide: const BorderSide(
                          color: Colors.red
                      )
                  ),
                  contentPadding: EdgeInsets.zero
                ),
                controller: controller,
                validator: (value) {
                  if (value == null || value.isEmpty) {
                    return 'Please enter something';
                  } else if (!Validator.validatePhoneNumber(value.toString(), 'IN')) {
                    return 'Invalid mobile number for the selected country';
                  } else {
                    return null;
                  }

                },
              ),
            ),
            const SizedBox(
              height: 20,
            ),
            ElevatedButton(onPressed: () {
              if(_formKey.currentState!.validate()){
                print('validate');
              }
            }, child: const Text('Test'))
          ],
        ),
      ),
    );
  }
}