ππ»ββοΈ GET μμ² μ, E-Tagλ₯Ό μ¬μ©νμ¬ μλ΅μ μΊμ±ν μ μμ΅λλ€.
ππ»ββοΈ EventMonitor, Interceptor, RetirerκΈ°λ₯μ μ 곡ν©λλ€.
ππ»ββοΈ Router ꡬνμ ν΅ν΄, κ°λ
μ± λκ² APIλ₯Ό μ΄κ±°νμ¬ μ¬μ©ν μ μμ΅λλ€.
β
E-Tagλ₯Ό κΈ°λ°μΌλ‘ μΊμ±λμ΄, λ°μ΄ν°κ° λ³κ²½λ κ²½μ°μλ§ λ€νΈμν¬ μμ²μ λ°μ΅λλ€.
β
E-Tag μΊμ± μ¬μ©μ νμ±ννλ©΄ λ©λͺ¨λ¦¬ μΊμ±μ κΈ°λ³Έμ μΌλ‘ μ 곡λλ©°, μ€μ μ ν΅ν΄ λμ€ν¬ μΊμ±λ μ¬μ© κ°λ₯ν©λλ€.
RouterꡬννκΈ°
μλμ²λΌ λΌμ°ν°λ₯Ό ꡬνν μ μμ΅λλ€.
import Dessert
import Foundation
import Model
public enum ExampleAPI {
case fetchData
case createPost(title: String, content: String)
case updatePost(id: Int, title: String, content: String)
case deletePost(id: Int)
}
extension ExampleAPI: Router {
public var baseURL: URL {
return URL(string: "https://example.com/api/v1/")!
}
public var path: String {
switch self {
case .fetchData:
return "/posts"
case .createPost:
return "/posts"
case let .updatePost(id, _, _):
return "/posts/\(id)"
case let .deletePost(id):
return "/posts/\(id)"
}
}
public var method: HttpMethod {
switch self {
case .fetchData:
return .get(enableEtag: true, enableDiskCache: true)
case .createPost:
return .post
case .updatePost:
return .put
case .deletePost:
return .delete
}
}
public var task: RouterTask {
switch self {
case .fetchData:
return .requestPlain
case let .createPost(title, content):
let parameters = ["title": title, "content": content]
return .requestParameters(parameters: parameters, type: .body)
case let .updatePost(_, title, content):
let parameters = ["title": title, "content": content]
return .requestParameters(parameters: parameters, type: .body)
case .deletePost:
return .requestPlain
}
}
public var headers: [String: String]? {
return nil
}
}
μλμ²λΌ Interceptorλ₯Ό ꡬνν μ μμ΅λλ€.
async throws
νμ
μΌλ‘ ꡬνλμ΄, Token μ¬λ°κΈ λ±μ μ²λ¦¬λ₯Ό ν μ μμ΅λλ€.
import FirebaseAuth
import Dessert
import Foundation
import Then
public final class SampleDessertInterceptor: Interceptor {
private let firebaseAuth: Auth
init(firebaseAuth: Auth) {
self.firebaseAuth = firebaseAuth
}
public func intercept(_ request: URLRequest) async throws -> URLRequest {
guard let user = firebaseAuth.currentUser else {
return request
}
let idToken = try await user.getIDToken()
if request.url?.host?.contains("example.com") == false { return request }
let newRequest = request.with({
$0.setValue(idToken, forHTTPHeaderField: "X-USER-ID-TOKEN")
})
return newRequest
}
}
μλμ²λΌ Retrier ꡬνν μ μμ΅λλ€.
async
νμ
μΌλ‘ ꡬνλμ΄ μμ΅λλ€.
import Dessert
import Foundation
public final class SampleDessertRetrier: Retrier {
public init() {}
public func retry(router: Router, dueTo error: Error, retryCount: Int) async -> Bool {
let error = error as NSError
guard let underlying = error.userInfo[NSUnderlyingErrorKey] as? NSError else {
return false
}
guard
underlying.domain == NSURLErrorDomain && underlying.code == NSURLErrorNetworkConnectionLost
else {
return false
}
guard let underlying2 = underlying.userInfo[NSUnderlyingErrorKey] as? NSError else {
return false
}
guard
let domainKey = underlying2.userInfo["_kCFStreamErrorDomainKey"] as? Int,
let codeKey = underlying2.userInfo["_kCFStreamErrorCodeKey"] as? Int,
domainKey == CFStreamErrorDomain.POSIX.rawValue,
codeKey == ECONNABORTED
else {
return false
}
return true
}
}
import Dessert
import Foundation
public final class SampleDessertNetworkEventMonitor: NetworkEventMonitor {
public init() {}
public func requestDidStart(_ request: URLRequest) {
print("""
ββββββββββββββββ π° DESSERT Request LOG ββββββββββββββββ
β Description: \(request.description)
β URL: \(request.url?.absoluteString ?? "")
β Method: \(request.httpMethod ?? "")
β Headers: \(request.allHTTPHeaderFields ?? [:])
β Body: \(request.httpBody?.toPrettyPrintedString ?? "")
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
""")
}
public func requestDidFinish(_ request: URLRequest, _ response: URLResponse?, _ data: Data?) {
guard let response = response as? HTTPURLResponse else { return }
print("""
ββββββββββββββββ π° DESSERT Response LOG βββββββββββββββ
β URL: \(request.url?.absoluteString ?? "")
β StatusCode: \(response.statusCode)
β Data: \(data?.toPrettyPrintedString ?? "")
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
""")
}
}
extension Data {
fileprivate var toPrettyPrintedString: String? {
guard let object = try? JSONSerialization.jsonObject(with: self, options: []),
let data = try? JSONSerialization.data(withJSONObject: object, options: [.prettyPrinted]),
let prettyPrintedString = NSString(data: data, encoding: String.Encoding.utf8.rawValue) else { return nil }
return prettyPrintedString as String
}
}
import Dessert
public func fetchData() async throws-> ResponseDTO {
let interceptor = SampleDessertInterceptor(firebaseAuth: .auth())
let retrier = SampleDessertRetrier()
let networkEventMonitor = SampleDessertNetworkEventMonitor()
let routerManager = RouterManager<ExampleAPI>.init(
interceptor: interceptor,
retrier: retrier,
networkEventMonitor: networkEventMonitor,
diskCacheLoader: .default, // or init
memoryCacheLoader: .default // or init
)
let data = try await routerManager.request(.fetchData, requestType: .remote)
return try JSONDecoder().decode(ResponseDTO.self, from: data)
}
import CombineDessert
public func fetchData() -> AnyPublisher<ResponseDTO, Error> {
let interceptor = SampleDessertInterceptor(firebaseAuth: .auth())
let retrier = SampleDessertRetrier()
let networkEventMonitor = SampleDessertNetworkEventMonitor()
let routerManager = RouterManager<ExampleAPI>.init(
interceptor: interceptor,
retrier: retrier,
networkEventMonitor: networkEventMonitor
)
return routerManager.request(.fetchData, requestType: .remote)
.map { try JSONDecoder().decode(ResponseDTO.self, from: $0) }
.eraseToAnyPublisher()
}
import RxDessert
public func fetchData() -> Observable<ResponseDTO> {
let interceptor = SampleDessertInterceptor(firebaseAuth: .auth())
let retrier = SampleDessertRetrier()
let networkEventMonitor = SampleDessertNetworkEventMonitor()
let routerManager = RouterManager<ExampleAPI>.init(
interceptor: interceptor,
retrier: retrier,
networkEventMonitor: networkEventMonitor
)
return routerManager.request(.fetchData, requestType: .remote)
.map { try JSONDecoder().decode(ResponseDTO.self, from: $0) }
.asObservable()
}
dependencies: [
.package(url: "https://github.com/Monsteel/Dessert.git", .upToNextMajor(from: "0.0.1"))
]
νμ¬ | μ€λͺ |
---|---|
SwiftUIμ UIKitμ μ¬μ©νμ¬ κ°λ°λ μ μ‘κ° μ»€λ¨Έμ€ μ±μμ λ€νΈμν¬ ν΅μ μ μ¬μ©νκ³ μμ΅λλ€. |
κ°μ μ μ¬μ§κ° μλ λͺ¨λ κ²λ€μ λν΄ μ΄λ €μμ΅λλ€.
PullRequestλ₯Ό ν΅ν΄ κΈ°μ¬ν΄μ£ΌμΈμ. π
Dessert λ MIT λΌμ΄μ μ€λ‘ μ΄μ©ν μ μμ΅λλ€. μμΈν λ΄μ©μ λΌμ΄μ μ€ νμΌμ μ°Έμ‘°ν΄ μ£ΌμΈμ.
μ΄μμ(Tony) | [email protected]