check phone impl

lib/presentation/pages/auth/login/widgets/phone_field.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
 
+import '../../../../../application/auth/check_phone_form/check_phone_form_bloc.dart';
 import '../../../../../common/theme/theme.dart';
 import '../../../../components/field/field.dart';
 
@@ -45,6 +47,13 @@ class _LoginPhoneFieldState extends State<LoginPhoneField> {
       controller: _controller,
       focusNode: _focusNode,
       keyboardType: TextInputType.phone,
+      validator: (value) {
+        if (context.read<CheckPhoneFormBloc>().state.phoneNumber.isEmpty) {
+          return 'Masukkan no telepon';
+        }
+
+        return null;
+      },
       prefixIcon: Padding(
         padding: const EdgeInsets.symmetric(horizontal: 12),
         child: Text(
@@ -64,7 +73,9 @@ class _LoginPhoneFieldState extends State<LoginPhoneField> {
             )
           : null,
       onChanged: (value) {
-        setState(() {});
+        context.read<CheckPhoneFormBloc>().add(
+          CheckPhoneFormEvent.phoneNumberChanged(value),
+        );
       },
     );
   }