feat: Refactor code structure and optimize performance across multiple modules

mobile-apps/staff-app/lib/features/profile/live_photo/data/gql_schemas.dart

@@ -0,0 +1,27 @@
+const String getStaffLivePhotoSchema = '''
+query GetLivePhoto {
+  me {
+    id
+    live_photo
+    live_photo_obj {
+      status
+      url
+      uploaded_at
+    }
+  }
+}
+''';
+
+const String uploadStaffLivePhotoSchema = '''
+mutation UploadStaffLivePhoto(\$file: Upload!) {
+  upload_staff_live_photo(file: \$file) {
+    id
+    live_photo
+    live_photo_obj {
+      status
+      url
+      uploaded_at
+    }
+  }
+}
+''';

mobile-apps/staff-app/lib/features/profile/live_photo/data/models/live_photo_data.dart

@@ -0,0 +1,66 @@
+import 'package:flutter/foundation.dart';
+
+@immutable
+class LivePhotoData {
+  const LivePhotoData({
+    required this.id,
+    required this.imageUrl,
+    required this.imagePath,
+    required this.status,
+    required this.timestamp,
+  });
+
+  factory LivePhotoData.fromJson(Map<String, dynamic> json) {
+    // TODO: For now live_photo_obj returns a placeholder from the backend.
+    final livePhotoObj = json['live_photo_obj'] as Map<String, dynamic>;
+
+    return LivePhotoData(
+      id: json['id'] as String? ?? '',
+      imageUrl: json['live_photo'] as String? ?? '',
+      imagePath: null,
+      status: LivePhotoStatus.fromString(
+        livePhotoObj['status'] as String? ?? '',
+      ),
+      timestamp: DateTime.tryParse(
+            livePhotoObj['uploaded_at'] as String? ?? '',
+          ) ??
+          DateTime.now(),
+    );
+  }
+
+  final String? id;
+  final String? imageUrl;
+  final String? imagePath;
+  final LivePhotoStatus status;
+  final DateTime timestamp;
+
+  LivePhotoData copyWith({
+    String? id,
+    String? imageUrl,
+    String? imagePath,
+    LivePhotoStatus? status,
+    DateTime? timestamp,
+  }) {
+    return LivePhotoData(
+      id: id ?? this.id,
+      imageUrl: imageUrl ?? this.imageUrl,
+      imagePath: imagePath ?? this.imagePath,
+      status: status ?? this.status,
+      timestamp: timestamp ?? this.timestamp,
+    );
+  }
+}
+
+enum LivePhotoStatus {
+  pending,
+  verified,
+  declined;
+
+  static fromString(String value) {
+    return switch (value) {
+      'pending' => pending,
+      'verified' => verified,
+      _ => declined,
+    };
+  }
+}

mobile-apps/staff-app/lib/features/profile/live_photo/data/staff_live_photo_api_provider.dart

@@ -0,0 +1,63 @@
+import 'dart:developer';
+
+import 'package:http/http.dart';
+import 'package:injectable/injectable.dart';
+import 'package:krow/core/application/clients/api/api_client.dart';
+import 'package:krow/features/profile/live_photo/data/gql_schemas.dart';
+import 'package:krow/features/profile/live_photo/data/models/live_photo_data.dart';
+
+@injectable
+class StaffLivePhotoApiProvider {
+  StaffLivePhotoApiProvider(this._client);
+
+  final ApiClient _client;
+
+  Stream<LivePhotoData> getStaffLivePhotoWithCache() async* {
+    await for (var response in _client.queryWithCache(
+      schema: getStaffLivePhotoSchema,
+    )) {
+      if (response == null || response.data == null) continue;
+
+      if (response.hasException) {
+        throw Exception(response.exception.toString());
+      }
+
+      try {
+        yield LivePhotoData.fromJson(
+          response.data?['me'] as Map<String, dynamic>,
+        );
+      } catch (except) {
+        log(
+          'Exception in StaffInclusivityApiProvider '
+          'on getStaffLivePhotoWithCache()',
+          error: except,
+        );
+        continue;
+      }
+    }
+  }
+
+  Future<LivePhotoData> uploadStaffLivePhoto(LivePhotoData data) async {
+    var result = await _client.mutate(
+      schema: uploadStaffLivePhotoSchema,
+      body: {
+        'file': await MultipartFile.fromPath(
+          'file',
+          data.imagePath ?? '',
+        ),
+      },
+    );
+
+    if (result.hasException) {
+      throw Exception(result.exception.toString());
+    }
+
+    if (result.data == null || result.data!.isEmpty) {
+      throw Exception('Missing Live photo response from server');
+    }
+
+    return LivePhotoData.fromJson(
+      result.data?['upload_staff_live_photo'] as Map<String, dynamic>,
+    );
+  }
+}

mobile-apps/staff-app/lib/features/profile/live_photo/data/staff_live_photo_repository_impl.dart

@@ -0,0 +1,23 @@
+import 'package:injectable/injectable.dart';
+import 'package:krow/features/profile/live_photo/data/models/live_photo_data.dart';
+import 'package:krow/features/profile/live_photo/data/staff_live_photo_api_provider.dart';
+import 'package:krow/features/profile/live_photo/domain/staff_live_photo_repository.dart';
+
+@Injectable(as: StaffLivePhotoRepository)
+class StaffLivePhotoRepositoryImpl implements StaffLivePhotoRepository {
+  StaffLivePhotoRepositoryImpl({
+    required StaffLivePhotoApiProvider apiProvider,
+  }) : _apiProvider = apiProvider;
+
+  final StaffLivePhotoApiProvider _apiProvider;
+
+  @override
+  Stream<LivePhotoData> getStaffLivePhotoWithCache() {
+    return _apiProvider.getStaffLivePhotoWithCache();
+  }
+
+  @override
+  Future<LivePhotoData> uploadStaffLivePhoto(LivePhotoData data) {
+    return _apiProvider.uploadStaffLivePhoto(data);
+  }
+}