[Fix] 닉네임 설정 시 공백 제거 로직 추가 및 프로필 설정 화면 재 진입 시 설정된 프로필 로드

Presentation/Presentation/Sources/Profile/View/ProfileViewController.swift

@@ -196,7 +196,11 @@ final class ProfileViewController: UIViewController {
     private func updateProfileState(nickname: String) {
         nicknameCountLabel.text = "\(nickname.count)/\(nicknameMaxCount)"
         nicknameTextField.text = nickname
-        if !nickname.isEmpty {
+        let trimmedNickname = nickname.trimmingCharacters(in: .whitespacesAndNewlines)
+
+        if !nickname.isEmpty,
+           !trimmedNickname.isEmpty
+        {
             completeButton.isEnabled = true
             completeButton.tintColor = .airplainBlue
         } else {
@@ -216,10 +220,18 @@ final class ProfileViewController: UIViewController {
     }
 
     @objc private func dismissView() {
+        viewModel.action(input: .resetProfile)
         dismiss(animated: true)
     }
 
     @objc private func saveProfile() {
+        guard
+            let completedNickname = nicknameTextField
+                .text?
+                .trimmingCharacters(in: .whitespacesAndNewlines)
+        else { return }
+
+        viewModel.action(input: .updateProfileNickname(nickname: completedNickname))
         viewModel.action(input: .saveProfile)
         dismiss(animated: true)
     }

Presentation/Presentation/Sources/Profile/ViewModel/ProfileViewModel.swift

@@ -14,6 +14,7 @@ public final class ProfileViewModel: ViewModel {
         case updateProfileNickname(nickname: String)
         case updateProfileIcon(profileIcon: ProfileIcon)
         case saveProfile
+        case resetProfile
     }
 
     struct Output {
@@ -33,9 +34,14 @@ public final class ProfileViewModel: ViewModel {
 
     func action(input: Input) {
         switch input {
-        case .updateProfileNickname(let nickname): updateProfileNickname(nickname: nickname)
-        case .updateProfileIcon(let profileIcon): updateProfileIcon(profileIcon: profileIcon)
-        case .saveProfile: saveProfile()
+        case .updateProfileNickname(let nickname):
+            updateProfileNickname(nickname: nickname)
+        case .updateProfileIcon(let profileIcon):
+            updateProfileIcon(profileIcon: profileIcon)
+        case .saveProfile:
+            saveProfile()
+        case .resetProfile:
+            resetProfile()
         }
     }
 
@@ -52,4 +58,8 @@ public final class ProfileViewModel: ViewModel {
     private func saveProfile() {
         profileUseCase.saveProfile(profile: profileSubject.value)
     }
+
+    private func resetProfile() {
+        profileSubject.value = profileUseCase.loadProfile()
+    }
 }