feat: Refactor code structure and optimize performance across multiple modules

mobile-apps/staff-app/lib/features/profile/role/domain/bloc/role_bloc.dart

@@ -0,0 +1,99 @@
+import 'dart:async';
+
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:krow/core/application/di/injectable.dart';
+import 'package:krow/core/data/enums/staff_skill_enums.dart';
+import 'package:krow/core/data/models/skill.dart';
+import 'package:krow/core/data/models/staff_role.dart';
+import 'package:krow/features/profile/role/domain/bloc/role_event.dart';
+import 'package:krow/features/profile/role/domain/bloc/role_state.dart';
+import 'package:krow/features/profile/role/domain/staff_role_repository.dart';
+
+class RoleBloc extends Bloc<RoleEvent, RoleState> {
+  List<Skill>? skills;
+  List<StaffRole> staffRoles = [];
+
+  RoleBloc() : super(const RoleState(staffRoles: [], isLoading: true)) {
+    on<RoleFetchEvent>(_onFetch);
+    on<RoleSelectEvent>(_onSelect);
+    on<RoleSpawnEvent>(_onSpawn);
+    on<RoleDeleteEvent>(_onDelete);
+    on<RoleUpdateEvent>(_onUpdate);
+    on<RoleSaveChangesEvent>(_onSaveChanges);
+  }
+
+  FutureOr<void> _onFetch(event, emit) async {
+    staffRoles = await getIt<StaffRoleRepository>().getStaffRole();
+    skills = await getIt<StaffRoleRepository>().getSkills();
+    var availableSkills = skills!
+        .where((e) => !staffRoles.any((r) => r.skill?.id == e.id))
+        .toList();
+    emit(RoleState(
+        staffRoles: staffRoles, skills: availableSkills, isLoading: false));
+
+    if (staffRoles.isEmpty) {
+      var staffRole = StaffRole(
+          id: DateTime.now().toIso8601String(),
+          level: StaffSkillLevel.beginner,
+          experience: 1);
+      emit(state.copyWith(editedRole: staffRole, staffRoles: [staffRole]));
+    }
+  }
+
+  FutureOr<void> _onSelect(RoleSelectEvent event, emit) async {
+    emit(state.copyWith(editedRole: event.editedRole));
+  }
+
+  FutureOr<void> _onSpawn(event, emit) async {
+    var newRole = StaffRole(
+        id: DateTime.now().toIso8601String(),
+        level: StaffSkillLevel.beginner,
+        experience: 1);
+    emit(state.copyWith(
+        editedRole: newRole, staffRoles: [...state.staffRoles, newRole]));
+  }
+
+  FutureOr<void> _onDelete(RoleDeleteEvent event, emit) async {
+    emit(state.copyWith(isLoading: true));
+    if (event.role.status != null) {
+      await getIt<StaffRoleRepository>().deleteStaffRole(event.role);
+    }
+    var roles = state.staffRoles.where((e) => e != event.role).toList();
+    var availableSkills =
+        skills!.where((e) => !roles.any((r) => r.skill?.id == e.id)).toList();
+
+    emit(state.copyWith(
+        editedRole:
+            event.role.id == state.editedRole?.id ? null : state.editedRole,
+        staffRoles: roles,
+        skills: availableSkills,
+        isLoading: false));
+  }
+
+  FutureOr<void> _onUpdate(RoleUpdateEvent event, emit) async {
+    var roles = state.staffRoles
+        .map((e) => e.id == event.role.id ? event.role : e)
+        .toList();
+
+    var availableSkills =
+        skills!.where((e) => !roles.any((r) => r.skill?.id == e.id)).toList();
+    emit(state.copyWith(
+        staffRoles: roles, editedRole: event.role, skills: availableSkills));
+  }
+
+  Future<void> _onSaveChanges(RoleSaveChangesEvent event, emit) async {
+    emit(state.copyWith(isLoading: true));
+    await getIt<StaffRoleRepository>().saveStaffRole(event.role);
+
+    List<StaffRole> roles = state.staffRoles
+        .map((e) => e.id == event.role.id
+            ? event.role.copyWith(status: StaffSkillStatus.pending)
+            : e)
+        .toList();
+    emit(state.copyWith(
+      staffRoles: roles,
+      isLoading: false,
+      editedRole: StaffRole.empty(),
+    ));
+  }
+}

mobile-apps/staff-app/lib/features/profile/role/domain/bloc/role_event.dart

@@ -0,0 +1,37 @@
+import 'package:flutter/foundation.dart';
+import 'package:krow/core/data/models/staff_role.dart';
+
+@immutable
+sealed class RoleEvent {}
+
+class RoleFetchEvent extends RoleEvent {
+  RoleFetchEvent();
+}
+
+class RoleSelectEvent extends RoleEvent {
+  final StaffRole editedRole;
+
+  RoleSelectEvent(this.editedRole);
+}
+
+class RoleSpawnEvent extends RoleEvent {
+  RoleSpawnEvent();
+}
+
+class RoleDeleteEvent extends RoleEvent {
+  final StaffRole role;
+
+  RoleDeleteEvent(this.role);
+}
+
+class RoleUpdateEvent extends RoleEvent {
+  final StaffRole role;
+
+  RoleUpdateEvent(this.role);
+}
+
+class RoleSaveChangesEvent extends RoleEvent {
+  final StaffRole role;
+
+  RoleSaveChangesEvent(this.role);
+}

mobile-apps/staff-app/lib/features/profile/role/domain/bloc/role_state.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/foundation.dart';
+import 'package:krow/core/data/models/skill.dart';
+import 'package:krow/core/data/models/staff_role.dart';
+
+@immutable
+class RoleState {
+  final bool isLoading;
+  final List<StaffRole> staffRoles;
+  final List<Skill> skills;
+  final StaffRole? editedRole;
+
+  const RoleState(
+      {required this.staffRoles,
+      this.editedRole,
+      this.isLoading = false,
+      this.skills = const []});
+
+  copyWith({
+    List<StaffRole>? staffRoles,
+    StaffRole? editedRole,
+    bool? isLoading,
+    List<Skill>? skills,
+  }) {
+    return RoleState(
+      staffRoles: staffRoles ?? this.staffRoles,
+      editedRole: editedRole ?? this.editedRole,
+      isLoading: isLoading ?? this.isLoading,
+      skills: skills ?? this.skills,
+    );
+  }
+}

mobile-apps/staff-app/lib/features/profile/role/domain/staff_role_repository.dart

@@ -0,0 +1,12 @@
+import 'package:krow/core/data/models/skill.dart';
+import 'package:krow/core/data/models/staff_role.dart';
+
+abstract class StaffRoleRepository {
+  Future<List<StaffRole>> getStaffRole();
+
+  Future<List<Skill>> getSkills();
+
+  Future<String> saveStaffRole(StaffRole role);
+
+  Future<void> deleteStaffRole(StaffRole role);
+}