카카오 로그인 기능 추가

SodaLive/Sources/User/Login/LoginViewModel.swift

@@ -13,6 +13,8 @@ import CryptoKit
 import Security
 import UIKit
 import GoogleSignIn
+import KakaoSDKUser
+import KakaoSDKAuth
 
 final class LoginViewModel: NSObject, ObservableObject {
     private let appViewModel = AppViewModel()
@@ -98,6 +100,33 @@ final class LoginViewModel: NSObject, ObservableObject {
             }
         }
     }
+
+    func loginWithKakao() {
+        let loginHandler: (OAuthToken?, Error?) -> Void = { token, error in
+            DispatchQueue.main.async {
+                if let error = error {
+                    ERROR_LOG(error.localizedDescription)
+                    self.errorMessage = I18n.Login.Kakao.signInFailed
+                    self.isShowPopup = true
+                    return
+                }
+
+                guard let accessToken = token?.accessToken, !accessToken.isEmpty else {
+                    self.errorMessage = I18n.Login.Kakao.tokenMissing
+                    self.isShowPopup = true
+                    return
+                }
+
+                self.loginWithKakao(accessToken: accessToken)
+            }
+        }
+
+        if KakaoSDKUser.UserApi.isKakaoTalkLoginAvailable() {
+            KakaoSDKUser.UserApi.shared.loginWithKakaoTalk(completion: loginHandler)
+        } else {
+            KakaoSDKUser.UserApi.shared.loginWithKakaoAccount(completion: loginHandler)
+        }
+    }
     
     private func loginWithApple(identityToken: String, nonce: String) {
         let pushToken = UserDefaults.string(forKey: .pushToken)
@@ -153,6 +182,33 @@ final class LoginViewModel: NSObject, ObservableObject {
             .store(in: &subscription)
     }
 
+    private func loginWithKakao(accessToken: String) {
+        let pushToken = UserDefaults.string(forKey: .pushToken)
+        let marketingPid = UserDefaults.string(forKey: .marketingPid)
+        let request = SocialLoginRequest(
+            container: "ios",
+            pushToken: pushToken.isEmpty ? nil : pushToken,
+            marketingPid: marketingPid.isEmpty ? nil : marketingPid,
+            identityToken: nil,
+            nonce: nil
+        )
+
+        isLoading = true
+        repository.loginKakao(request: request, accessToken: accessToken)
+            .sink { result in
+                switch result {
+                case .finished:
+                    DEBUG_LOG("finish")
+                case .failure(let error):
+                    self.isLoading = false
+                    ERROR_LOG(error.localizedDescription)
+                }
+            } receiveValue: { response in
+                self.handleLoginResponse(response)
+            }
+            .store(in: &subscription)
+    }
+
     private func presentingViewController() -> UIViewController? {
         return UIApplication.shared.connectedScenes
             .compactMap { $0 as? UIWindowScene }