update

lib/blocs/user/functions/bloc_getuser.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/widgets.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/user/user_bloc.dart';
+import 'package:pharmacy_mobile/blocs/user/user_event.dart';
+
+Future<String> blocGetUser(BuildContext context) async {
+  try {
+    final userBloc = context.read<UserBloc>();
+    userBloc.add(UserGetValue());
+    return userBloc.state.value;
+  } catch (e) {
+    return '';
+  }
+}

lib/blocs/user/functions/bloc_setuser.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/widgets.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/user/user_bloc.dart';
+import 'package:pharmacy_mobile/blocs/user/user_event.dart';
+
+Future<bool> blocSetUser(BuildContext context, String value) async {
+  try {
+    final userBloc = context.read<UserBloc>();
+    userBloc.add(UserSetValue(value));
+    return true;
+  } catch (e) {
+    return false;
+  }
+}

lib/blocs/user/user_bloc.dart

@@ -0,0 +1,14 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:pharmacy_mobile/blocs/user/user_event.dart';
+import 'package:pharmacy_mobile/blocs/user/user_state.dart';
+
+class UserBloc extends Bloc<UserEvent, UserState> {
+  UserBloc() : super(UserState('')) {
+    on<UserSetValue>((event, emit) {
+      emit(UserState(event.value));
+    });
+    on<UserGetValue>((event, emit) {
+      emit(state);
+    });
+  }
+}

lib/blocs/user/user_event.dart

@@ -0,0 +1,8 @@
+abstract class UserEvent {}
+
+class UserSetValue extends UserEvent {
+  final String value;
+  UserSetValue(this.value);
+}
+
+class UserGetValue extends UserEvent {}

lib/blocs/user/user_state.dart

@@ -0,0 +1,5 @@
+class UserState {
+  final String value;
+
+  UserState(this.value);
+}