feat(home): 팔로잉 탭 API 상태를 추가한다

SodaLive/Sources/V2/Main/Home/Following/MainHomeFollowingViewModel.swift

@@ -0,0 +1,73 @@
+import Foundation
+import Combine
+
+final class MainHomeFollowingViewModel: ObservableObject {
+    private let repository = MainHomeFollowingRepository()
+    private var subscription = Set<AnyCancellable>()
+
+    @Published var isLoading = false
+    @Published var response: HomeFollowingTabResponse?
+    @Published var isLoginRequired = false
+    @Published var message = ""
+    @Published var hasLoaded = false
+
+    func fetchFollowing() {
+        isLoading = true
+        message = ""
+
+        repository.getFollowing()
+            .sink { [weak self] result in
+                guard let self else { return }
+
+                switch result {
+                case .finished:
+                    DEBUG_LOG("finish")
+                case .failure(let error):
+                    ERROR_LOG(error.localizedDescription)
+                    self.response = nil
+                    self.isLoginRequired = false
+                    self.message = I18n.HomeFollowing.loadFailedMessage
+                    self.hasLoaded = true
+                    self.isLoading = false
+                }
+            } receiveValue: { [weak self] response in
+                guard let self else { return }
+
+                let responseData = response.data
+
+                do {
+                    let jsonDecoder = JSONDecoder()
+                    let decoded = try jsonDecoder.decode(ApiResponse<HomeFollowingTabResponse>.self, from: responseData)
+
+                    if let data = decoded.data, decoded.success {
+                        self.isLoginRequired = data.isLoginRequired
+                        self.response = data.isLoginRequired ? nil : data
+                        self.message = data.isLoginRequired || data.hasContent ? "" : I18n.HomeFollowing.emptyStateMessage
+                    } else {
+                        self.response = nil
+                        self.isLoginRequired = false
+                        self.message = I18n.HomeFollowing.loadFailedMessage
+                    }
+                } catch {
+                    ERROR_LOG(error.localizedDescription)
+                    self.response = nil
+                    self.isLoginRequired = false
+                    self.message = I18n.HomeFollowing.loadFailedMessage
+                }
+
+                self.hasLoaded = true
+                self.isLoading = false
+            }
+            .store(in: &subscription)
+    }
+}
+
+private extension HomeFollowingTabResponse {
+    var hasContent: Bool {
+        !followingCreators.isEmpty ||
+        !onAirLives.isEmpty ||
+        !recentChats.isEmpty ||
+        !monthlySchedules.isEmpty ||
+        !recentNews.isEmpty
+    }
+}

SodaLive/Sources/V2/Main/Home/Following/Models/HomeFollowingTabResponse.swift

@@ -0,0 +1,154 @@
+import Foundation
+
+struct HomeFollowingTabResponse: Decodable {
+    let isLoginRequired: Bool
+    let followingCreators: [FollowingCreatorResponse]
+    let onAirLives: [FollowingLiveResponse]
+    let recentChats: [ChatRoomListItemResponse]
+    let monthlySchedules: [FollowingScheduleResponse]
+    let recentNews: [FollowingNewsResponse]
+}
+
+struct FollowingCreatorResponse: Decodable, Identifiable {
+    let creatorId: Int
+    let creatorNickname: String
+    let creatorProfileImageUrl: String
+
+    var id: Int { creatorId }
+}
+
+struct FollowingLiveResponse: Decodable, Identifiable {
+    let liveId: Int
+    let creatorProfileImageUrl: String
+    let creatorNickname: String
+    let title: String
+    let startedAtUtc: String
+
+    var id: Int { liveId }
+}
+
+struct ChatRoomListItemResponse: Decodable, Identifiable {
+    let roomId: Int
+    let chatType: String
+    let targetName: String
+    let targetImageUrl: String
+    let lastMessage: String
+    let lastMessageAt: String
+
+    var id: Int { roomId }
+}
+
+struct FollowingScheduleResponse: Decodable, Identifiable {
+    let scheduleId: String
+    let creatorId: Int
+    let creatorProfileImageUrl: String
+    let creatorNickname: String
+    let title: String
+    let type: CreatorActivityType
+    let targetId: Int
+    let scheduledAtUtc: String
+    let isOnAir: Bool
+
+    var id: String { scheduleId }
+}
+
+enum CreatorActivityType: Decodable, Hashable {
+    case live
+    case audio
+    case community
+    case liveReplay
+    case unknown(String)
+
+    init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        let code = try container.decode(String.self)
+
+        switch code {
+        case "LIVE":
+            self = .live
+        case "AUDIO":
+            self = .audio
+        case "COMMUNITY":
+            self = .community
+        case "LIVE_REPLAY":
+            self = .liveReplay
+        default:
+            self = .unknown(code)
+        }
+    }
+}
+
+struct FollowingNewsResponse: Decodable, Identifiable {
+    let newsId: String
+    let type: FollowingNewsType
+    let visibleFromAtUtc: String
+    let creatorRanking: FollowingCreatorRankingNewsResponse?
+    let audioContent: FollowingContentNewsResponse?
+    let photoContent: FollowingContentNewsResponse?
+    let contentRanking: FollowingContentRankingNewsResponse?
+    let communityPost: FollowingCommunityPostNewsResponse?
+
+    var id: String { newsId }
+}
+
+struct FollowingCreatorRankingNewsResponse: Decodable {
+    let rank: Int
+    let creatorId: Int
+    let nickname: String
+    let profileImageUrl: String
+}
+
+struct FollowingContentNewsResponse: Decodable {
+    let contentId: Int
+    let contentImageUrl: String?
+    let title: String
+    let creatorProfileImageUrl: String
+    let creatorNickname: String
+}
+
+struct FollowingContentRankingNewsResponse: Decodable {
+    let rank: Int
+    let contentId: Int
+    let contentImageUrl: String?
+    let title: String
+}
+
+struct FollowingCommunityPostNewsResponse: Decodable {
+    let postId: Int
+    let creatorProfileImage: String
+    let creatorNickname: String
+    let imageUrl: String?
+    let content: String
+    let createdAt: String
+    let likeCount: Int
+    let commentCount: Int
+}
+
+enum FollowingNewsType: Decodable, Hashable {
+    case creatorRanking
+    case contentRanking
+    case communityPost
+    case audioContent
+    case photoContent
+    case unknown(String)
+
+    init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        let code = try container.decode(String.self)
+
+        switch code {
+        case "CREATOR_RANKING":
+            self = .creatorRanking
+        case "CONTENT_RANKING":
+            self = .contentRanking
+        case "COMMUNITY_POST":
+            self = .communityPost
+        case "AUDIO_CONTENT":
+            self = .audioContent
+        case "PHOTO_CONTENT":
+            self = .photoContent
+        default:
+            self = .unknown(code)
+        }
+    }
+}

SodaLive/Sources/V2/Main/Home/Following/Repository/MainHomeFollowingApi.swift

@@ -0,0 +1,38 @@
+import Foundation
+
+import Moya
+
+enum MainHomeFollowingApi {
+    case getFollowing
+}
+
+extension MainHomeFollowingApi: TargetType {
+    var baseURL: URL {
+        return URL(string: BASE_URL)!
+    }
+
+    var path: String {
+        switch self {
+        case .getFollowing:
+            return "/api/v2/home/following"
+        }
+    }
+
+    var method: Moya.Method {
+        switch self {
+        case .getFollowing:
+            return .get
+        }
+    }
+
+    var task: Moya.Task {
+        switch self {
+        case .getFollowing:
+            return .requestPlain
+        }
+    }
+
+    var headers: [String: String]? {
+        return ["Authorization": "Bearer \(UserDefaults.string(forKey: UserDefaultsKey.token))"]
+    }
+}

SodaLive/Sources/V2/Main/Home/Following/Repository/MainHomeFollowingRepository.swift

@@ -0,0 +1,12 @@
+import Foundation
+import CombineMoya
+import Combine
+import Moya
+
+final class MainHomeFollowingRepository {
+    private let api = MoyaProvider<MainHomeFollowingApi>()
+
+    func getFollowing() -> AnyPublisher<Response, MoyaError> {
+        return api.requestPublisher(.getFollowing)
+    }
+}

SodaLive/Sources/V2/Main/Home/MainHomeView.swift

@@ -11,6 +11,7 @@ struct MainHomeView: View {
     let onTapCommunity: (Int) -> Void
     let onTapBanner: (RecommendationBannerResponse) -> Void
     let onTapFollowAll: (@escaping () -> Void) -> Void
+    let onSelectFollowingTab: () -> Bool
 
     @State private var selectedTab: MainHomeTab = .recommendation
 
@@ -31,7 +32,7 @@ struct MainHomeView: View {
 
             TextTabBar(
                 items: MainHomeTab.allCases,
-                selectedItem: $selectedTab,
+                selectedItem: selectedTabBinding,
                 title: { $0.title }
             )
 
@@ -41,6 +42,19 @@ struct MainHomeView: View {
         .background(Color.black.ignoresSafeArea())
     }
 
+    private var selectedTabBinding: Binding<MainHomeTab> {
+        Binding(
+            get: { selectedTab },
+            set: { newValue in
+                if newValue == .following, onSelectFollowingTab() == false {
+                    return
+                }
+
+                selectedTab = newValue
+            }
+        )
+    }
+
     @ViewBuilder
     private var tabContent: some View {
         switch selectedTab {
@@ -91,7 +105,8 @@ struct MainHomeView_Previews: PreviewProvider {
             onTapCharacter: { _ in },
             onTapCommunity: { _ in },
             onTapBanner: { _ in },
-            onTapFollowAll: { action in action() }
+            onTapFollowAll: { action in action() },
+            onSelectFollowingTab: { true }
         )
     }
 }

SodaLive/Sources/V2/Main/MainView.swift

@@ -163,7 +163,8 @@ struct MainView: View {
                 onTapCharacter: handleRecommendationCharacterTap,
                 onTapCommunity: handleRecommendationCommunityTap,
                 onTapBanner: handleRecommendationBannerTap,
-                onTapFollowAll: handleRecommendationFollowAllTap
+                onTapFollowAll: handleRecommendationFollowAllTap,
+                onSelectFollowingTab: handleFollowingTabSelection
             )
         case .content:
             MainPlaceholderTabView(title: MainTab.content.title)
@@ -484,6 +485,15 @@ struct MainView: View {
         performRecommendationDetailAction(action: action)
     }
 
+    private func handleFollowingTabSelection() -> Bool {
+        let trimmed = token.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !trimmed.isEmpty else {
+            AppState.shared.setAppStep(step: .login)
+            return false
+        }
+
+        return true
+    }
 
     private func handleRecommendationBannerTap(_ item: RecommendationBannerResponse) {
         if let eventItem = item.eventItem {