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Merge pull request #89 from boostcampwm-2024/feature/photoObject
[Feature] 사진 오브젝트 설계, 유즈케이스 구현
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| // | ||
| // DomainError.swift | ||
| // Domain | ||
| // | ||
| // Created by 이동현 on 11/18/24. | ||
| // | ||
|
|
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| import Foundation | ||
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| public enum DomainError { | ||
| case cannotWriteFile | ||
| case cannotCreateDirectory | ||
| case cannotFindDirectory | ||
| } | ||
|
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| extension DomainError: LocalizedError { | ||
| public var errorDescription: String? { | ||
| switch self { | ||
| case .cannotWriteFile: | ||
| return "파일을 쓸 수 없습니다." | ||
| case .cannotCreateDirectory: | ||
| return "디렉터리를 생성할 수 없습니다." | ||
| case .cannotFindDirectory: | ||
| return "디렉터리를 찾을 수 없습니다." | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| // | ||
| // PhotoObject.swift | ||
| // Domain | ||
| // | ||
| // Created by 이동현 on 11/18/24. | ||
| // | ||
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| import Foundation | ||
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| public final class PhotoObject: WhiteboardObject { | ||
| public let photoURL: URL | ||
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| public init( | ||
| id: UUID, | ||
| position: CGPoint, | ||
| size: CGSize, | ||
| photoURL: URL | ||
| ) { | ||
| self.photoURL = photoURL | ||
| super.init( | ||
| id: id, | ||
| position: position, | ||
| size: size) | ||
| } | ||
| } |
23 changes: 23 additions & 0 deletions
23
Domain/Domain/Sources/Interface/UseCase/AddPhotoUseCaseInterface.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| // | ||
| // AddPhotoUseCaseInterface.swift | ||
| // Domain | ||
| // | ||
| // Created by 이동현 on 11/18/24. | ||
| // | ||
|
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| import Foundation | ||
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| public protocol AddPhotoUseCaseInterface { | ||
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| /// 사진 오브젝트를 추가합니다. | ||
| /// - Parameters: | ||
| /// - imageData: 추가할 사진의 데이터 | ||
| /// - position: 사진을 추가할 위치 (origin) | ||
| /// - size: 사진 객체 | ||
| /// - Returns: | ||
| func addPhoto( | ||
| imageData: Data, | ||
| position: CGPoint, | ||
| size: CGSize | ||
| ) throws -> PhotoObject | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| // | ||
| // AddPhotoUseCase.swift | ||
| // Domain | ||
| // | ||
| // Created by 이동현 on 11/18/24. | ||
| // | ||
|
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| import Foundation | ||
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| public final class AddPhotoUseCase: AddPhotoUseCaseInterface { | ||
| private let photoDirectory: URL | ||
| private let fileManager: FileManager | ||
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| public init() throws { | ||
| fileManager = FileManager.default | ||
| guard | ||
| let documentDirectory = fileManager | ||
| .urls(for: .documentDirectory, in: .userDomainMask) | ||
| .first | ||
| else { throw DomainError.cannotCreateDirectory } | ||
| photoDirectory = documentDirectory.appending(path: "photos") | ||
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| if !fileManager.fileExists(atPath: photoDirectory.path()) { | ||
| do { | ||
| try fileManager.createDirectory(at: photoDirectory, withIntermediateDirectories: true) | ||
| } catch { | ||
| throw DomainError.cannotCreateDirectory | ||
| } | ||
| } | ||
| } | ||
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| public func addPhoto( | ||
| imageData: Data, | ||
| position: CGPoint, | ||
| size: CGSize | ||
| ) throws -> PhotoObject { | ||
| let uuid = UUID() | ||
| let photoname = "\(uuid.uuidString).jpg" | ||
| let photoURL = photoDirectory.appending(path: photoname) | ||
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| do { | ||
| try imageData.write(to: photoURL) | ||
| } catch { | ||
| throw DomainError.cannotWriteFile | ||
| } | ||
|
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| let photoObject = PhotoObject( | ||
| id: uuid, | ||
| position: position, | ||
| size: size, | ||
| photoURL: photoURL) | ||
|
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| return photoObject | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| // | ||
| // AddPhotoUseCaseTests.swift | ||
| // DomainTests | ||
| // | ||
| // Created by 이동현 on 11/18/24. | ||
| // | ||
|
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| import Domain | ||
| import XCTest | ||
|
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| final class AddPhotoUseCaseTests: XCTestCase { | ||
| private var useCase: AddPhotoUseCase! | ||
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| override func setUp() { | ||
| super.setUp() | ||
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| do { | ||
| useCase = try AddPhotoUseCase() | ||
| } catch { | ||
| XCTFail("init photoUseCase should success.") | ||
| } | ||
| } | ||
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| override func tearDown() { | ||
| useCase = nil | ||
| super.tearDown() | ||
| } | ||
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| // 사진 객체 생성 성공 테스트 | ||
| func testAddPhotoSuccess() throws { | ||
| // 준비 | ||
| let dummyImageData = Data() | ||
| let position = CGPoint(x: 100, y: 100) | ||
| let size = CGSize(width: 200, height: 200) | ||
| let photoObject: PhotoObject | ||
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| // 실행 | ||
| do { | ||
| photoObject = try useCase.addPhoto( | ||
| imageData: dummyImageData, | ||
| position: position, | ||
| size: size) | ||
| } catch { | ||
| XCTFail("photoObject should not fail.") | ||
| return | ||
| } | ||
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| // 검증 | ||
| XCTAssertEqual(photoObject.photoURL.lastPathComponent.suffix(4), ".jpg") | ||
| XCTAssertEqual(photoObject.position, position) | ||
| XCTAssertEqual(photoObject.size, size) | ||
| } | ||
| } |