Feat/#19 travel follow contents api

Projects/App/Sources/Application/AppComponent.swift

@@ -6,11 +6,17 @@
 //  Copyright © 2026 NDGL-iOS. All rights reserved.
 //
 
+import Data
+import Domain
 import RIBs
-
 import RootFeature
 
 final class AppComponent: Component<EmptyDependency>, RootDependency {
+
+    var tokenProvider: TokenProviding {
+        shared { TokenRepositoryFactory.makeTokenProvider() }
+    }
+
     init() {
         super.init(dependency: EmptyComponent())
     }

Projects/Core/Sources/Storage/KeychainStorage.swift

@@ -0,0 +1,89 @@
+//
+//  KeychainStorage.swift
+//  Core
+//
+//  Created by NDGL on 2026-02-06.
+//  Copyright © 2026 NDGL-iOS. All rights reserved.
+//
+
+import Foundation
+import Security
+
+public protocol KeychainStorageProtocol {
+    func save(_ value: String, forKey key: String) -> Bool
+    func load(forKey key: String) -> String?
+    func delete(forKey key: String) -> Bool
+    func clear() -> Bool
+}
+
+public final class KeychainStorage: KeychainStorageProtocol {
+
+    private let service: String
+
+    public init(service: String = Bundle.main.bundleIdentifier ?? "com.ndgl.app") {
+        self.service = service
+    }
+
+    @discardableResult
+    public func save(_ value: String, forKey key: String) -> Bool {
+        guard let data = value.data(using: .utf8) else { return false }
+
+        // 기존 항목 삭제
+        delete(forKey: key)
+
+        let query: [String: Any] = [
+            kSecClass as String: kSecClassGenericPassword,
+            kSecAttrService as String: service,
+            kSecAttrAccount as String: key,
+            kSecValueData as String: data,
+            kSecAttrAccessible as String: kSecAttrAccessibleAfterFirstUnlockThisDeviceOnly
+        ]
+
+        let status = SecItemAdd(query as CFDictionary, nil)
+        return status == errSecSuccess
+    }
+
+    public func load(forKey key: String) -> String? {
+        let query: [String: Any] = [
+            kSecClass as String: kSecClassGenericPassword,
+            kSecAttrService as String: service,
+            kSecAttrAccount as String: key,
+            kSecReturnData as String: true,
+            kSecMatchLimit as String: kSecMatchLimitOne
+        ]
+
+        var result: AnyObject?
+        let status = SecItemCopyMatching(query as CFDictionary, &result)
+
+        guard status == errSecSuccess,
+              let data = result as? Data,
+              let value = String(data: data, encoding: .utf8) else {
+            return nil
+        }
+
+        return value
+    }
+
+    @discardableResult
+    public func delete(forKey key: String) -> Bool {
+        let query: [String: Any] = [
+            kSecClass as String: kSecClassGenericPassword,
+            kSecAttrService as String: service,
+            kSecAttrAccount as String: key
+        ]
+
+        let status = SecItemDelete(query as CFDictionary)
+        return status == errSecSuccess || status == errSecItemNotFound
+    }
+
+    @discardableResult
+    public func clear() -> Bool {
+        let query: [String: Any] = [
+            kSecClass as String: kSecClassGenericPassword,
+            kSecAttrService as String: service
+        ]
+
+        let status = SecItemDelete(query as CFDictionary)
+        return status == errSecSuccess || status == errSecItemNotFound
+    }
+}

Projects/Data/Sources/Adapter/TokenProviderAdapter.swift

@@ -0,0 +1,23 @@
+//
+//  TokenProviderAdapter.swift
+//  Data
+//
+//  Created by NDGL on 2026-02-06.
+//  Copyright © 2026 NDGL-iOS. All rights reserved.
+//
+
+import Domain
+import Foundation
+
+public final class TokenProviderAdapter: TokenProviding, @unchecked Sendable {
+
+    private let tokenRepository: TokenRepositoryProtocol
+
+    public init(tokenRepository: TokenRepositoryProtocol) {
+        self.tokenRepository = tokenRepository
+    }
+
+    public func accessToken() -> String? {
+        tokenRepository.get(.accessToken)
+    }
+}

Projects/Data/Sources/DI/AuthRepositoryFactory.swift → Projects/Data/Sources/DI/AuthServiceFactory.swift

@@ -1,5 +1,5 @@
 //
-//  AuthRepositoryFactory.swift
+//  AuthServiceFactory.swift
 //  Data
 //
 //  Created by kimnahun on 1/21/26.
@@ -13,7 +13,3 @@ import Networks
 public func makeAuthService() -> AuthServiceProtocol {
     AuthService()
 }
-
-public func makeAuthRepository(authService: AuthServiceProtocol) -> AuthRepositoryProtocol {
-    AuthRepository(authService: authService)
-}

Projects/Data/Sources/DI/FollowServiceFactory.swift

@@ -0,0 +1,15 @@
+//
+//  FollowServiceFactory.swift
+//  Data
+//
+//  Created by NDGL on 2026-02-06.
+//  Copyright © 2026 NDGL-iOS. All rights reserved.
+//
+
+import Domain
+import Foundation
+import Networks
+
+public func makeFollowService() -> FollowServiceProtocol {
+    FollowService()
+}

Projects/Data/Sources/DI/TokenRepositoryFactory.swift

@@ -0,0 +1,28 @@
+//
+//  TokenRepositoryFactory.swift
+//  Data
+//
+//  Created by NDGL on 2026-02-06.
+//  Copyright © 2026 NDGL-iOS. All rights reserved.
+//
+
+import Core
+import Domain
+import Foundation
+
+public enum TokenRepositoryFactory {
+
+    public static func make() -> TokenRepositoryProtocol {
+        let keychainStorage = KeychainStorage()
+        return TokenRepository(keychainStorage: keychainStorage)
+    }
+
+    public static func makeTokenProvider() -> TokenProviding {
+        let tokenRepository = make()
+        return TokenProviderAdapter(tokenRepository: tokenRepository)
+    }
+
+    public static func makeTokenProvider(with repository: TokenRepositoryProtocol) -> TokenProviding {
+        TokenProviderAdapter(tokenRepository: repository)
+    }
+}

Projects/Data/Sources/DI/TravelServiceFactory.swift

@@ -0,0 +1,19 @@
+//
+//  TravelServiceFactory.swift
+//  Data
+//
+//  Created by NDGL on 2026-02-06.
+//  Copyright © 2026 NDGL-iOS. All rights reserved.
+//
+
+import Domain
+import Foundation
+import Moya
+import Networks
+
+public func makeTravelService(tokenProvider: TokenProviding) -> TravelServiceProtocol {
+    let provider: MoyaProvider<TravelAPI> = NetworkProviderFactory.makeAuthenticatedProvider(
+        tokenProvider: tokenProvider
+    )
+    return TravelService(provider: provider)
+}

Projects/Data/Sources/Repository/Auth/TokenRepository.swift

@@ -0,0 +1,38 @@
+//
+//  TokenRepository.swift
+//  Data
+//
+//  Created by NDGL on 2026-02-06.
+//  Copyright © 2026 NDGL-iOS. All rights reserved.
+//
+
+import Core
+import Domain
+import Foundation
+
+public final class TokenRepository: TokenRepositoryProtocol {
+
+    // MARK: - Properties
+
+    private let keychainStorage: KeychainStorageProtocol
+
+    // MARK: - Initialization
+
+    public init(keychainStorage: KeychainStorageProtocol) {
+        self.keychainStorage = keychainStorage
+    }
+
+    // MARK: - TokenRepositoryProtocol
+
+    public func save(_ value: String, for type: TokenType) {
+        keychainStorage.save(value, forKey: type.rawValue)
+    }
+
+    public func get(_ type: TokenType) -> String? {
+        keychainStorage.load(forKey: type.rawValue)
+    }
+
+    public func delete(_ type: TokenType) {
+        keychainStorage.delete(forKey: type.rawValue)
+    }
+}

Projects/Domain/Sources/Interface/Auth/AuthRepositoryProtocol.swift → Projects/Domain/Sources/Interface/Auth/AuthServiceProtocol.swift

@@ -1,13 +1,13 @@
 //
-//  AuthRepositoryProtocol.swift
+//  AuthServiceProtocol.swift
 //  Domain
 //
-//  Created by kimnahun on 1/21/26.
+//  Created by NDGL on 2026-02-06.
 //  Copyright © 2026 NDGL-iOS. All rights reserved.
 //
 
 import Foundation
 
-public protocol AuthRepositoryProtocol: Sendable {
+public protocol AuthServiceProtocol: Sendable {
     func signup(info: SignupInfo) async -> Result<SignupResult, SignupError>
 }