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| 1 | +import Foundation |
| 2 | + |
| 3 | +protocol DiaryServicing { |
| 4 | + func fetchMyFeeds(page: Int, size: Int) async throws -> MyDiaryFeedsResponse |
| 5 | +} |
| 6 | + |
| 7 | +enum DiaryServiceError: LocalizedError { |
| 8 | + case invalidResponse |
| 9 | + case serverError(statusCode: Int, message: String?) |
| 10 | + case decodingFailed |
| 11 | + case sessionExpired |
| 12 | + case networkFailure(message: String) |
| 13 | + |
| 14 | + var errorDescription: String? { |
| 15 | + switch self { |
| 16 | + case .invalidResponse: |
| 17 | + return "서버 응답을 확인할 수 없어요." |
| 18 | + case .serverError(_, let message): |
| 19 | + return message ?? "요청 처리에 실패했어요." |
| 20 | + case .decodingFailed: |
| 21 | + return "응답 파싱에 실패했어요." |
| 22 | + case .sessionExpired: |
| 23 | + return "세션이 만료되었어요. 다시 로그인해 주세요." |
| 24 | + case .networkFailure(let message): |
| 25 | + return message |
| 26 | + } |
| 27 | + } |
| 28 | +} |
| 29 | + |
| 30 | +struct DiaryService: DiaryServicing { |
| 31 | + private let apiClient: APIClienting |
| 32 | + |
| 33 | + init(apiClient: APIClienting = APIClient.shared) { |
| 34 | + self.apiClient = apiClient |
| 35 | + } |
| 36 | + |
| 37 | + func fetchMyFeeds(page: Int = 0, size: Int = 5) async throws -> MyDiaryFeedsResponse { |
| 38 | + do { |
| 39 | + let request = APIRequest( |
| 40 | + path: "/diaries/my", |
| 41 | + method: .get, |
| 42 | + queryItems: [ |
| 43 | + URLQueryItem(name: "page", value: String(page)), |
| 44 | + URLQueryItem(name: "size", value: String(size)) |
| 45 | + ], |
| 46 | + requiresAuthorization: true |
| 47 | + ) |
| 48 | + |
| 49 | + return try await apiClient.request(request, responseType: MyDiaryFeedsResponse.self) |
| 50 | + } catch { |
| 51 | + throw mapError(error) |
| 52 | + } |
| 53 | + } |
| 54 | + |
| 55 | + private func mapError(_ error: Error) -> DiaryServiceError { |
| 56 | + if let diaryServiceError = error as? DiaryServiceError { |
| 57 | + return diaryServiceError |
| 58 | + } |
| 59 | + |
| 60 | + if let apiError = error as? APIClientError { |
| 61 | + switch apiError { |
| 62 | + case .invalidResponse: |
| 63 | + return .invalidResponse |
| 64 | + case .missingAccessToken, .missingRefreshToken, .unauthorized: |
| 65 | + return .sessionExpired |
| 66 | + case .serverError(let statusCode, let message): |
| 67 | + return .serverError(statusCode: statusCode, message: message) |
| 68 | + case .decodingFailed: |
| 69 | + return .decodingFailed |
| 70 | + } |
| 71 | + } |
| 72 | + |
| 73 | + return .networkFailure(message: "네트워크 요청 중 오류가 발생했어요.") |
| 74 | + } |
| 75 | +} |
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