사용하지 않는 파일 정리 전 백업 (Phase 10 완료 후 상태)

lib/data/repositories/zipcode_repository.dart

@@ -0,0 +1,182 @@
+import 'package:dio/dio.dart';
+import 'package:injectable/injectable.dart';
+import 'package:superport/core/constants/api_endpoints.dart';
+import 'package:superport/data/datasources/remote/api_client.dart';
+import 'package:superport/data/models/zipcode_dto.dart';
+
+abstract class ZipcodeRepository {
+  /// 우편번호 검색 (페이지네이션 지원)
+  Future<ZipcodeListResponse> search({
+    int page = 1,
+    int limit = 20,
+    String? search,
+    String? sido,
+    String? gu,
+  });
+
+  /// 우편번호로 정확한 주소 조회
+  Future<ZipcodeDto?> getByZipcode(int zipcode);
+
+  /// 시도별 구 목록 조회
+  Future<List<String>> getGuBySido(String sido);
+
+  /// 전체 시도 목록 조회
+  Future<List<String>> getAllSido();
+}
+
+@Injectable(as: ZipcodeRepository)
+class ZipcodeRepositoryImpl implements ZipcodeRepository {
+  final ApiClient _apiClient;
+
+  ZipcodeRepositoryImpl(this._apiClient);
+
+  @override
+  Future<ZipcodeListResponse> search({
+    int page = 1,
+    int limit = 20,
+    String? search,
+    String? sido,
+    String? gu,
+  }) async {
+    try {
+      final queryParams = <String, dynamic>{
+        'page': page,
+        'limit': limit,
+      };
+
+      if (search != null && search.isNotEmpty) {
+        queryParams['search'] = search;
+      }
+      if (sido != null && sido.isNotEmpty) {
+        queryParams['sido'] = sido;
+      }
+      if (gu != null && gu.isNotEmpty) {
+        queryParams['gu'] = gu;
+      }
+
+      final response = await _apiClient.dio.get(
+        ApiEndpoints.zipcodes,
+        queryParameters: queryParams,
+      );
+
+      // API 응답 구조에 따라 파싱
+      if (response.data is Map<String, dynamic>) {
+        // 페이지네이션 응답 형식
+        return ZipcodeListResponse.fromJson(response.data);
+      } else if (response.data is List) {
+        // 배열 직접 반환 형식
+        final zipcodes = (response.data as List)
+            .map((json) => ZipcodeDto.fromJson(json))
+            .toList();
+        return ZipcodeListResponse(
+          items: zipcodes,
+          totalCount: zipcodes.length,
+          currentPage: page,
+          totalPages: 1,
+        );
+      } else {
+        throw Exception('예상치 못한 응답 형식입니다.');
+      }
+    } on DioException catch (e) {
+      throw _handleError(e);
+    }
+  }
+
+  @override
+  Future<ZipcodeDto?> getByZipcode(int zipcode) async {
+    try {
+      final response = await _apiClient.dio.get(
+        ApiEndpoints.zipcodes,
+        queryParameters: {
+          'zipcode': zipcode,
+          'limit': 1,
+        },
+      );
+
+      if (response.data is Map<String, dynamic>) {
+        final listResponse = ZipcodeListResponse.fromJson(response.data);
+        return listResponse.items.isNotEmpty ? listResponse.items.first : null;
+      }
+      
+      return null;
+    } on DioException catch (e) {
+      throw _handleError(e);
+    }
+  }
+
+  @override
+  Future<List<String>> getGuBySido(String sido) async {
+    try {
+      final response = await _apiClient.dio.get(
+        ApiEndpoints.zipcodes,
+        queryParameters: {
+          'sido': sido,
+          'limit': 1000, // 충분히 큰 값으로 모든 구 가져오기
+        },
+      );
+
+      if (response.data is Map<String, dynamic>) {
+        final listResponse = ZipcodeListResponse.fromJson(response.data);
+        
+        // 중복 제거하고 구 목록만 추출
+        final guSet = <String>{};
+        for (final zipcode in listResponse.items) {
+          guSet.add(zipcode.gu);
+        }
+        
+        final guList = guSet.toList()..sort();
+        return guList;
+      }
+
+      return [];
+    } on DioException catch (e) {
+      throw _handleError(e);
+    }
+  }
+
+  @override
+  Future<List<String>> getAllSido() async {
+    try {
+      final response = await _apiClient.dio.get(
+        ApiEndpoints.zipcodes,
+        queryParameters: {
+          'limit': 1000, // 충분히 큰 값으로 모든 시도 가져오기
+        },
+      );
+
+      if (response.data is Map<String, dynamic>) {
+        final listResponse = ZipcodeListResponse.fromJson(response.data);
+        
+        // 중복 제거하고 시도 목록만 추출
+        final sidoSet = <String>{};
+        for (final zipcode in listResponse.items) {
+          sidoSet.add(zipcode.sido);
+        }
+        
+        final sidoList = sidoSet.toList()..sort();
+        return sidoList;
+      }
+
+      return [];
+    } on DioException catch (e) {
+      throw _handleError(e);
+    }
+  }
+
+  Exception _handleError(DioException e) {
+    switch (e.type) {
+      case DioExceptionType.connectionTimeout:
+      case DioExceptionType.sendTimeout:
+      case DioExceptionType.receiveTimeout:
+        return Exception('연결 시간이 초과되었습니다.');
+      case DioExceptionType.badResponse:
+        final statusCode = e.response?.statusCode;
+        final message = e.response?.data?['message'] ?? '서버 오류가 발생했습니다.';
+        return Exception('[$statusCode] $message');
+      case DioExceptionType.connectionError:
+        return Exception('네트워크 연결을 확인해주세요.');
+      default:
+        return Exception('알 수 없는 오류가 발생했습니다.');
+    }
+  }
+}