[#6] 공고 삭제 기능 구현

lib/feature/job_posting/data/data_sources/mock/job_posting_mock_api.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 class JobPostingMockApi extends JobPostingApi with MockAPI {
   /// 공고 목록
@@ -144,4 +145,28 @@ class JobPostingMockApi extends JobPostingApi with MockAPI {
       return const ApiResponse.error();
     }
   }
+
+  /// 공고 삭제
+  @override
+  FutureOr<ApiResponse<DeleteResponseDto>> deleteJobPosting({
+    required String jobPostingId,
+  }) async {
+    try {
+      dioAdapter.onDelete(
+        url,
+        (server) => server.reply(
+          200,
+          DeleteResponseDto.mockSuccess(id: jobPostingId).toJson(),
+          delay: const Duration(milliseconds: 1000),
+        ),
+      );
+
+      final response = await dio.delete(url);
+      return ApiResponse.success(
+        DeleteResponseDto.fromJson(response.data),
+      );
+    } catch (e) {
+      return const ApiResponse.error();
+    }
+  }
 }

lib/feature/job_posting/data/data_sources/remote/job_posting_api.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 abstract class JobPostingApi extends API {
   /// 공고 목록
@@ -23,4 +24,9 @@ abstract class JobPostingApi extends API {
   FutureOr<ApiResponse<JobPostingDetailDto>> closeJobPosting({
     required String jobPostingId,
   });
+
+  /// 공고 삭제
+  FutureOr<ApiResponse<DeleteResponseDto>> deleteJobPosting({
+    required String jobPostingId,
+  });
 }

lib/feature/job_posting/data/data_sources/remote/job_posting_api_impl.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 class JobPostingApiImpl extends JobPostingApi {
   /// 공고 목록
@@ -35,4 +36,12 @@ class JobPostingApiImpl extends JobPostingApi {
   }) {
     return const ApiResponse.error();
   }
+
+  /// 공고 삭제
+  @override
+  FutureOr<ApiResponse<DeleteResponseDto>> deleteJobPosting({
+    required String jobPostingId,
+  }) {
+    return const ApiResponse.error();
+  }
 }

lib/feature/job_posting/data/repositories/repository_impl.dart

@@ -1,6 +1,7 @@
 import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
 import 'package:withu_app/feature/job_posting/domain/domain.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 class JobPostingRepositoryImpl implements JobPostingRepository {
   final JobPostingApi api;
@@ -39,11 +40,19 @@ class JobPostingRepositoryImpl implements JobPostingRepository {
     return await api.getJobPosting(jobPostingId: jobPostingId);
   }
 
-  /// 공고 상세 조회
+  /// 공고 마감
   @override
   Future<ApiResponse<JobPostingDetailDto>> closeJobPosting({
     required String jobPostingId,
   }) async {
     return await api.closeJobPosting(jobPostingId: jobPostingId);
   }
+
+  /// 공고 삭제
+  @override
+  Future<ApiResponse<DeleteResponseDto>> deleteJobPosting({
+    required String jobPostingId,
+  }) async {
+    return await api.deleteJobPosting(jobPostingId: jobPostingId);
+  }
 }

lib/feature/job_posting/domain/repositories/repositories.dart

@@ -1,5 +1,6 @@
 import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 abstract class JobPostingRepository {
   /// 공고 목록 조회
@@ -22,4 +23,9 @@ abstract class JobPostingRepository {
   Future<ApiResponse<JobPostingDetailDto>> closeJobPosting({
     required String jobPostingId,
   });
+
+  /// 공고 삭제
+  Future<ApiResponse<DeleteResponseDto>> deleteJobPosting({
+    required String jobPostingId,
+  });
 }

lib/feature/job_posting/domain/usecases/usecases.dart

@@ -2,6 +2,7 @@ import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/job_posting/data/data.dart';
 import 'package:withu_app/feature/job_posting/domain/domain.dart';
 import 'package:withu_app/feature/job_posting/domain/entities/job_posting_detail_entity.dart';
+import 'package:withu_app/shared/data/data.dart';
 
 part 'usecases_impl.dart';
 
@@ -24,4 +25,9 @@ abstract class JobPostingUseCase {
   Future<Either<JobPostingDetailEntity>> closeJobPosting({
     required String jobPostingId,
   });
+
+  /// 공고 삭제
+  Future<Either<bool>> deleteJobPosting({
+    required String jobPostingId,
+  });
 }

lib/feature/job_posting/domain/usecases/usecases_impl.dart

@@ -84,6 +84,26 @@ class JobPostingUseCaseImpl implements JobPostingUseCase {
       },
     );
   }
+
+  /// 공고 삭제
+  @override
+  Future<Either<bool>> deleteJobPosting({
+    required String jobPostingId,
+  }) async {
+    final result =
+        await repository.deleteJobPosting(jobPostingId: jobPostingId);
+
+    return result.maybeWhen(
+      success: (DeleteResponseDto dto) {
+        return dto.deleted
+            ? const Either.success(true)
+            : Either.fail(dto.message ?? '');
+      },
+      orElse: () {
+        return Either.fail(StringRes.serverError.tr);
+      },
+    );
+  }
 }
 
 extension on JobPostingUseCase {

lib/feature/job_posting/presentation/blocs/detail/job_posting_detail_bloc.dart

@@ -22,6 +22,7 @@ class JobPostingDetailBloc
     on<ClearMessage>(_clearMessage);
     on<OnGettingDetailData>(_onGettingDetailData);
     on<OnClosedJobPosting>(_onClosedJobPosting);
+    on<OnDeletedJobPosting>(_onDeletedJobPosting);
   }
 
   /// 메시지 초기화 이벤트.
@@ -75,16 +76,59 @@ class JobPostingDetailBloc
       jobPostingId: jobPostingId,
     );
 
-    result.when(success: (JobPostingDetailEntity data) {
-      emit(state.copyWith(
-        status: JobPostingDetailStatus.closed,
-      ));
-    }, fail: (String message) {
-      emit(state.copyWith(
-        status: JobPostingDetailStatus.fail,
-        entity: null,
-        message: message,
-      ));
-    });
+    result.when(
+      success: (JobPostingDetailEntity data) {
+        emit(
+          state.copyWith(
+            status: JobPostingDetailStatus.closed,
+          ),
+        );
+      },
+      fail: (String message) {
+        emit(
+          state.copyWith(
+            status: JobPostingDetailStatus.fail,
+            entity: null,
+            message: message,
+          ),
+        );
+      },
+    );
+  }
+
+  /// 공고 삭제
+  void _onDeletedJobPosting(
+    OnDeletedJobPosting event,
+    Emitter<JobPostingDetailState> emit,
+  ) async {
+    final String? jobPostingId = state.entity?.id;
+
+    if (jobPostingId == null) {
+      return;
+    }
+
+    emit(state.copyWith(status: JobPostingDetailStatus.loading));
+
+    final Either<bool> result = await useCase.deleteJobPosting(
+      jobPostingId: jobPostingId,
+    );
+
+    result.when(
+      success: (bool data) {
+        emit(
+          state.copyWith(
+            status: JobPostingDetailStatus.deleted,
+          ),
+        );
+      },
+      fail: (String message) {
+        emit(
+          state.copyWith(
+            status: JobPostingDetailStatus.fail,
+            message: message,
+          ),
+        );
+      },
+    );
   }
 }

lib/feature/job_posting/presentation/blocs/detail/job_posting_detail_event.dart

@@ -14,3 +14,6 @@ class ClearMessage extends JobPostingDetailEvent {}
 
 /// 공고 마감
 class OnClosedJobPosting extends JobPostingDetailEvent {}
+
+/// 공고 삭제
+class OnDeletedJobPosting extends JobPostingDetailEvent {}

lib/feature/job_posting/presentation/blocs/detail/job_posting_detail_state.dart

@@ -4,8 +4,9 @@ part of 'job_posting_detail_bloc.dart';
 /// loading: Api 통신 중
 /// success: API 통신 성공
 /// fail: API 통신 실패
-/// closed: 마감 상태로 변경됨
-enum JobPostingDetailStatus { initial, loading, success, fail, closed }
+/// closed: 마감 상태
+/// deleted: 삭제 상태
+enum JobPostingDetailStatus { initial, loading, success, fail, closed, deleted }
 
 extension JobPostingDetailStatusExt on JobPostingDetailStatus {
   bool get isInitial => this == JobPostingDetailStatus.initial;
@@ -15,6 +16,8 @@ extension JobPostingDetailStatusExt on JobPostingDetailStatus {
   bool get isSuccess => this == JobPostingDetailStatus.success;
 
   bool get isClosed => this == JobPostingDetailStatus.closed;
+
+  bool get isDeleted => this == JobPostingDetailStatus.deleted;
 }
 
 @freezed

lib/feature/job_posting/presentation/pages/job_posting_detail_page.dart

@@ -42,13 +42,15 @@ class _JobPostingDetailPage extends StatelessWidget {
           CustomAlertDialog.showContentAlert(
             context: context,
             content: state.message,
-            closeCallback: () {},
+            closeCallback: () {
+              context.read<JobPostingDetailBloc>().add(ClearMessage());
+            },
           );
         }
 
         // 마감으로 변경되었을 때
-        if (state.status.isClosed) {
-          context.router.back();
+        if (state.status.isClosed || state.status.isDeleted) {
+          context.router.maybePop(true);
         }
       },
       builder: (context, state) {
@@ -158,7 +160,7 @@ class _AppBar extends StatelessWidget {
           leading: IconButton(
             icon: const Icon(Icons.arrow_back),
             onPressed: () {
-              context.back();
+              context.router.back();
             },
           ),
           actions: [

lib/feature/job_posting/presentation/pages/job_postings_page.dart

@@ -182,10 +182,14 @@ class JobPostingsListState<B extends JobPostingsBloc>
         builderDelegate: PagedChildBuilderDelegate<JobPostingEntity>(
           itemBuilder: (context, item, index) => JobPostingsItem(
               entity: item,
-              onPressed: () {
-                context.router.push(
+              onPressed: () async {
+                final bool? result = await context.router.push<bool>(
                   JobPostingDetailRoute(jobPostingId: item.id),
                 );
+
+                if(result == true) {
+                  // TODO: 리프레시 추가.
+                }
               }),
           firstPageProgressIndicatorBuilder: (context) => _emptyView(),
           noItemsFoundIndicatorBuilder: (context) => _emptyView(),

lib/feature/job_posting/presentation/widgets/detail_bottom_sheet/detail_bottom_sheet_factory.dart

@@ -1,7 +1,6 @@
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:withu_app/core/core.dart';
 import 'package:withu_app/feature/feature.dart';
-import 'package:withu_app/feature/job_posting/presentation/widgets/detail_bottom_sheet/detail_bottom_sheet_type.dart';
 import 'package:withu_app/shared/bottom_sheet/bottom_sheet.dart';
 
 /// 공고 상세보기 바텀 시트 Factory
@@ -41,7 +40,11 @@ class _DeleteBottomSheet implements DescriptionBottomSheetOption {
   String get description => StringRes.canRevertFromPostingManagement.tr;
 
   @override
-  Function(Bloc? bloc) get exec => (Bloc? bloc) {};
+  Function(Bloc? bloc) get exec => (Bloc? bloc) {
+    if (bloc is JobPostingDetailBloc) {
+      bloc.add(OnDeletedJobPosting());
+    }
+  };
 }
 
 /// 공고 마감

lib/shared/data/data.dart

@@ -0,0 +1 @@
+export 'data_sources/data_sources.dart';

lib/shared/data/data_sources/data_sources.dart

@@ -0,0 +1 @@
+export 'delete/delete_response_dto.dart';

lib/shared/data/data_sources/delete/delete_response_dto.dart

@@ -0,0 +1,28 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'delete_response_dto.freezed.dart';
+
+part 'delete_response_dto.g.dart';
+
+part 'delete_response_dto.mock.dart';
+
+/// 삭제 응답 DTO
+@freezed
+class DeleteResponseDto with _$DeleteResponseDto {
+  const factory DeleteResponseDto({
+    required String id,
+    required bool deleted,
+    required String? message,
+  }) = _DeleteResponseDto;
+
+  factory DeleteResponseDto.fromJson(Map<String, Object?> json) =>
+      _$DeleteResponseDtoFromJson(json);
+
+  /// Mock 삭제 성공
+  factory DeleteResponseDto.mockSuccess({required String id}) =>
+      DeleteResponseDtoMock.mockSuccess(id: id);
+
+  /// Mock 삭제 실패
+  factory DeleteResponseDto.mockFail({required String id}) =>
+      DeleteResponseDtoMock.mockFail(id: id);
+}