[#453] Firebase Analytics를 적용한다

Application/DevLogApp/Sources/App/Assembler/AppLayerAssembler.swift

@@ -31,5 +31,10 @@ final class AppLayerAssembler: Assembler {
                 userService: container.resolve(UserService.self)
             )
         }
+        container.register(PushNotificationOpenHandler.self) {
+            PushNotificationOpenHandler(
+                trackAnalyticsEventUseCase: container.resolve(TrackAnalyticsEventUseCase.self)
+            )
+        }
     }
 }

Application/DevLogApp/Sources/App/Delegate/AppDelegate.swift

@@ -52,8 +52,9 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
         // 앱이 완전 종료되어도, 알림을 통해 앱이 시작된 경우 처리
         if let remoteNotification = launchOptions?[.remoteNotification] as? [AnyHashable: Any] {
+            let handler = container.resolve(PushNotificationOpenHandler.self)
             Task { @MainActor in
-                PushNotificationRoute.shared.handlePushTap(userInfo: remoteNotification)
+                handler.handlePushOpen(userInfo: remoteNotification)
             }
         }
 
@@ -110,8 +111,9 @@ extension AppDelegate: UNUserNotificationCenterDelegate {
     ) {
         logger.info("Tapped notification: \(response.notification.request.content.userInfo)")
         let userInfo = response.notification.request.content.userInfo
+        let handler = container.resolve(PushNotificationOpenHandler.self)
         Task { @MainActor in
-            PushNotificationRoute.shared.handlePushTap(userInfo: userInfo)
+            handler.handlePushOpen(userInfo: userInfo)
         }
         completionHandler()
     }

Application/DevLogApp/Sources/App/DevLogApp.swift

@@ -27,6 +27,7 @@ struct DevLogApp: App {
                 sessionUseCase: container.resolve(ObserveAuthSessionUseCase.self),
                 networkConnectivityUseCase: container.resolve(ObserveNetworkConnectivityUseCase.self),
                 systemThemeUseCase: container.resolve(ObserveSystemThemeUseCase.self),
+                trackAnalyticsEventUseCase: container.resolve(TrackAnalyticsEventUseCase.self),
                 widgetURLTab: { MainTab(widgetURL: $0) },
                 pushNotificationTodoIdPublisher: PushNotificationRoute.shared.observe(),
                 clearPushNotificationRoute: { PushNotificationRoute.shared.clear() }

Application/DevLogApp/Sources/App/Handler/PushNotificationOpenHandler.swift

@@ -0,0 +1,22 @@
+//
+//  PushNotificationOpenHandler.swift
+//  DevLog
+//
+//  Created by opfic on 5/28/26.
+//
+
+import Foundation
+import DevLogDomain
+
+final class PushNotificationOpenHandler {
+    private let trackAnalyticsEventUseCase: TrackAnalyticsEventUseCase
+
+    init(trackAnalyticsEventUseCase: TrackAnalyticsEventUseCase) {
+        self.trackAnalyticsEventUseCase = trackAnalyticsEventUseCase
+    }
+
+    func handlePushOpen(userInfo: [AnyHashable: Any]) {
+        trackAnalyticsEventUseCase.execute(.pushOpen)
+        PushNotificationRoute.shared.handlePushTap(userInfo: userInfo)
+    }
+}

Application/DevLogApp/Sources/Resource/Info.plist

@@ -20,6 +20,8 @@
 	</array>
 	<key>FirebaseAppDelegateProxyEnabled</key>
 	<false/>
+	<key>FirebaseAutomaticScreenReportingEnabled</key>
+	<false/>
 	<key>GIDClientID</key>
 	<string>$(CLIENT_ID)</string>
 	<key>GITHUB_CLIENT_ID</key>

Application/DevLogData/Sources/DataAssembler.swift

@@ -79,6 +79,12 @@ public final class DataAssembler: Assembler {
             UserDataRepositoryImpl(userService: container.resolve(UserService.self))
         }
 
+        container.register(AnalyticsRepository.self) {
+            AnalyticsRepositoryImpl(
+                analyticsService: container.resolve(AnalyticsService.self)
+            )
+        }
+
         container.register(PushNotificationRepository.self) {
             PushNotificationRepositoryImpl(
                 pushNotificationService: container.resolve(PushNotificationService.self),

Application/DevLogData/Sources/Protocol/AnalyticsService.swift

@@ -0,0 +1,14 @@
+//
+//  AnalyticsService.swift
+//  DevLogData
+//
+//  Created by opfic on 5/27/26.
+//
+
+public protocol AnalyticsService {
+    func trackScreenView(_ name: String)
+    func trackTodoCreate()
+    func trackTodoComplete()
+    func trackWebPageCreate()
+    func trackPushOpen()
+}

Application/DevLogData/Sources/Repository/AnalyticsRepositoryImpl.swift

@@ -0,0 +1,31 @@
+//
+//  AnalyticsRepositoryImpl.swift
+//  DevLogData
+//
+//  Created by opfic on 5/27/26.
+//
+
+import DevLogDomain
+
+final class AnalyticsRepositoryImpl: AnalyticsRepository {
+    private let analyticsService: AnalyticsService
+
+    init(analyticsService: AnalyticsService) {
+        self.analyticsService = analyticsService
+    }
+
+    func track(_ event: AnalyticsEvent) {
+        switch event {
+        case .screenView(let name):
+            analyticsService.trackScreenView(name)
+        case .todoCreate:
+            analyticsService.trackTodoCreate()
+        case .todoComplete:
+            analyticsService.trackTodoComplete()
+        case .webPageCreate:
+            analyticsService.trackWebPageCreate()
+        case .pushOpen:
+            analyticsService.trackPushOpen()
+        }
+    }
+}

Application/DevLogDomain/Sources/DomainAssembler.swift

@@ -11,6 +11,7 @@ public final class DomainAssembler: Assembler {
     public init() { }
 
     public func assemble(_ container: any DIContainer) {
+        registerAnalyticsUseCases(container)
         registerAuthUseCases(container)
         registerConnectivityUseCases(container)
         registerAuthProviderUseCases(container)
@@ -24,6 +25,12 @@ public final class DomainAssembler: Assembler {
 }
 
 private extension DomainAssembler {
+    func registerAnalyticsUseCases(_ container: any DIContainer) {
+        container.register(TrackAnalyticsEventUseCase.self) {
+            TrackAnalyticsEventUseCaseImpl(container.resolve(AnalyticsRepository.self))
+        }
+    }
+
     func registerAuthUseCases(_ container: any DIContainer) {
         container.register(SignInUseCase.self) {
             SignInUseCaseImpl(container.resolve(AuthenticationRepository.self))

Application/DevLogDomain/Sources/Entity/AnalyticsEvent.swift

@@ -0,0 +1,14 @@
+//
+//  AnalyticsEvent.swift
+//  DevLogDomain
+//
+//  Created by opfic on 5/28/26.
+//
+
+public enum AnalyticsEvent {
+    case screenView(String)
+    case todoCreate
+    case todoComplete
+    case webPageCreate
+    case pushOpen
+}

Application/DevLogDomain/Sources/Protocol/AnalyticsRepository.swift

@@ -0,0 +1,10 @@
+//
+//  AnalyticsRepository.swift
+//  DevLogDomain
+//
+//  Created by opfic on 5/27/26.
+//
+
+public protocol AnalyticsRepository {
+    func track(_ event: AnalyticsEvent)
+}

Application/DevLogDomain/Sources/UseCase/Analytics/TrackAnalyticsEventUseCase.swift

@@ -0,0 +1,10 @@
+//
+//  TrackAnalyticsEventUseCase.swift
+//  DevLogDomain
+//
+//  Created by opfic on 5/27/26.
+//
+
+public protocol TrackAnalyticsEventUseCase {
+    func execute(_ event: AnalyticsEvent)
+}

Application/DevLogDomain/Sources/UseCase/Analytics/TrackAnalyticsEventUseCaseImpl.swift

@@ -0,0 +1,18 @@
+//
+//  TrackAnalyticsEventUseCaseImpl.swift
+//  DevLogDomain
+//
+//  Created by opfic on 5/27/26.
+//
+
+public final class TrackAnalyticsEventUseCaseImpl: TrackAnalyticsEventUseCase {
+    private let repository: AnalyticsRepository
+
+    init(_ repository: AnalyticsRepository) {
+        self.repository = repository
+    }
+
+    public func execute(_ event: AnalyticsEvent) {
+        repository.track(event)
+    }
+}

Application/DevLogInfra/DevLogInfra.xcodeproj/project.pbxproj

@@ -9,6 +9,7 @@
 /* Begin PBXBuildFile section */
 		3CE81EA6CD7444739AC73633 /* DevLogInfra.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 592C8B7B099933759AB316A5 /* DevLogInfra.framework */; };
 		5F7A14F2C5294547884212E1 /* FirebaseCore in Frameworks */ = {isa = PBXBuildFile; productRef = 06ADD17826F44543B09286DA /* FirebaseCore */; };
+		62DB1494C0A5B13B49950914 /* FirebaseAnalyticsCore in Frameworks */ = {isa = PBXBuildFile; productRef = 612F6D27B38A4D058F85C8AC /* FirebaseAnalyticsCore */; };
 		65623F19F34A9A75BC72EE36 /* FirebaseFirestore in Frameworks */ = {isa = PBXBuildFile; productRef = CE8F32B22E13743B3FF3B66B /* FirebaseFirestore */; };
 		B11111111111111111111111 /* DevLogCore.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = B55555555555555555555555 /* DevLogCore.framework */; };
 		E747320CAD03A579976E87F8 /* FirebaseFunctions in Frameworks */ = {isa = PBXBuildFile; productRef = 172AF9DE3BC54E9E0B4EFD19 /* FirebaseFunctions */; };
@@ -76,6 +77,7 @@
 			files = (
 				F75AA9259C6636CF733C4D82 /* Foundation.framework in Frameworks */,
 				5F7A14F2C5294547884212E1 /* FirebaseCore in Frameworks */,
+				62DB1494C0A5B13B49950914 /* FirebaseAnalyticsCore in Frameworks */,
 				FB5186BC5A89B7DADAB8A82A /* FirebaseAuth in Frameworks */,
 				65623F19F34A9A75BC72EE36 /* FirebaseFirestore in Frameworks */,
 				E747320CAD03A579976E87F8 /* FirebaseFunctions in Frameworks */,
@@ -181,6 +183,7 @@
 			);
 			name = DevLogInfra;
 			packageProductDependencies = (
+				612F6D27B38A4D058F85C8AC /* FirebaseAnalyticsCore */,
 				06ADD17826F44543B09286DA /* FirebaseCore */,
 				2AC59F98E5A6BFA339C3E5BD /* FirebaseAuth */,
 				CE8F32B22E13743B3FF3B66B /* FirebaseFirestore */,
@@ -564,6 +567,11 @@
 /* End XCRemoteSwiftPackageReference section */
 
 /* Begin XCSwiftPackageProductDependency section */
+		612F6D27B38A4D058F85C8AC /* FirebaseAnalyticsCore */ = {
+			isa = XCSwiftPackageProductDependency;
+			package = 6A88F5113FA6A29A059E7035 /* XCRemoteSwiftPackageReference "firebase-ios-sdk" */;
+			productName = FirebaseAnalyticsCore;
+		};
 		06ADD17826F44543B09286DA /* FirebaseCore */ = {
 			isa = XCSwiftPackageProductDependency;
 			package = 6A88F5113FA6A29A059E7035 /* XCRemoteSwiftPackageReference "firebase-ios-sdk" */;

Application/DevLogInfra/Sources/InfraAssembler.swift

@@ -16,6 +16,10 @@ public final class InfraAssembler: Assembler {
             FirebaseAppServiceImpl()
         }
 
+        container.register(AnalyticsService.self) {
+            FirebaseAnalyticsServiceImpl()
+        }
+
         container.register(PushMessagingService.self) {
             PushMessagingServiceImpl()
         }

Application/DevLogInfra/Sources/Service/FirebaseAnalyticsServiceImpl.swift

@@ -0,0 +1,43 @@
+//
+//  FirebaseAnalyticsServiceImpl.swift
+//  DevLogInfra
+//
+//  Created by opfic on 5/27/26.
+//
+
+import DevLogData
+import FirebaseAnalytics
+
+final class FirebaseAnalyticsServiceImpl: AnalyticsService {
+    private enum EventName {
+        static let todoCreate = "todo_create"
+        static let todoComplete = "todo_complete"
+        static let webPageCreate = "webpage_create"
+        static let pushOpen = "push_open"
+    }
+
+    func trackScreenView(_ name: String) {
+        Analytics.logEvent(
+            AnalyticsEventScreenView,
+            parameters: [
+                AnalyticsParameterScreenName: name,
+            ]
+        )
+    }
+
+    func trackTodoCreate() {
+        Analytics.logEvent(EventName.todoCreate, parameters: nil)
+    }
+
+    func trackTodoComplete() {
+        Analytics.logEvent(EventName.todoComplete, parameters: nil)
+    }
+
+    func trackWebPageCreate() {
+        Analytics.logEvent(EventName.webPageCreate, parameters: nil)
+    }
+
+    func trackPushOpen() {
+        Analytics.logEvent(EventName.pushOpen, parameters: nil)
+    }
+}

Application/DevLogPresentation/Sources/Home/Home/HomeViewCoordinator.swift

@@ -41,7 +41,8 @@ final class HomeViewCoordinator {
             upsertTodoUseCase: container.resolve(UpsertTodoUseCase.self),
             fetchTodosUseCase: fetchTodosUseCase,
             fetchWebPagesUseCase: fetchWebPagesUseCase,
-            networkConnectivityUseCase: container.resolve(ObserveNetworkConnectivityUseCase.self)
+            networkConnectivityUseCase: container.resolve(ObserveNetworkConnectivityUseCase.self),
+            trackAnalyticsEventUseCase: container.resolve(TrackAnalyticsEventUseCase.self)
         )
     }
 

Application/DevLogPresentation/Sources/Home/Home/HomeViewModel.swift

@@ -110,6 +110,7 @@ final class HomeViewModel: Store {
     private let fetchTodosUseCase: FetchTodosUseCase
     private let fetchWebPagesUseCase: FetchWebPagesUseCase
     private let networkConnectivityUseCase: ObserveNetworkConnectivityUseCase
+    private let trackAnalyticsEventUseCase: TrackAnalyticsEventUseCase
     private let loadingState = LoadingState()
     private var deletedWebPageURLString: String?
     private var cancellables = Set<AnyCancellable>()
@@ -123,7 +124,8 @@ final class HomeViewModel: Store {
         upsertTodoUseCase: UpsertTodoUseCase,
         fetchTodosUseCase: FetchTodosUseCase,
         fetchWebPagesUseCase: FetchWebPagesUseCase,
-        networkConnectivityUseCase: ObserveNetworkConnectivityUseCase
+        networkConnectivityUseCase: ObserveNetworkConnectivityUseCase,
+        trackAnalyticsEventUseCase: TrackAnalyticsEventUseCase
     ) {
         self.fetchPreferencesUseCase = fetchPreferencesUseCase
         self.updatePreferencesUseCase = updatePreferencesUseCase
@@ -134,6 +136,7 @@ final class HomeViewModel: Store {
         self.fetchTodosUseCase = fetchTodosUseCase
         self.fetchWebPagesUseCase = fetchWebPagesUseCase
         self.networkConnectivityUseCase = networkConnectivityUseCase
+        self.trackAnalyticsEventUseCase = trackAnalyticsEventUseCase
 
         setupNetworkObserving()
     }
@@ -186,6 +189,7 @@ final class HomeViewModel: Store {
                 do {
                     defer { endLoading(for: .overlay, mode: .delayed) }
                     try await upsertTodoUseCase.execute(todo)
+                    trackAnalyticsEventUseCase.execute(.todoCreate)
                     let page = try await fetchRecentTodos()
                     let items = page.items
                         .filter { $0.createdAt != $0.updatedAt }
@@ -217,6 +221,7 @@ final class HomeViewModel: Store {
                 do {
                     defer { endLoading(for: .overlay, mode: .delayed) }
                     try await addWebPageUseCase.execute(urlString)
+                    trackAnalyticsEventUseCase.execute(.webPageCreate)
                     let pages = try await fetchWebPagesUseCase.execute("")
                     send(.updateWebPages(pages.map { WebPageItem(from: $0) }))
                 } catch {

Application/DevLogPresentation/Sources/Home/TodoListViewModel.swift

@@ -89,6 +89,7 @@ final class TodoListViewModel: Store {
     private let upsertTodoUseCase: UpsertTodoUseCase
     private let deleteTodoUseCase: DeleteTodoUseCase
     private let undoDeleteTodoUseCase: UndoDeleteTodoUseCase
+    private let trackAnalyticsEventUseCase: TrackAnalyticsEventUseCase
     private let loadingState = LoadingState()
     private var undoTodoId: String?
     private var nextCursor: TodoCursor?
@@ -101,13 +102,15 @@ final class TodoListViewModel: Store {
         upsertTodoUseCase: UpsertTodoUseCase,
         deleteTodoUseCase: DeleteTodoUseCase,
         undoDeleteTodoUseCase: UndoDeleteTodoUseCase,
+        trackAnalyticsEventUseCase: TrackAnalyticsEventUseCase,
         category: TodoCategory
     ) {
         self.fetchTodosUseCase = fetchTodosUseCase
         self.fetchTodoByIdUseCase = fetchTodoByIdUseCase
         self.upsertTodoUseCase = upsertTodoUseCase
         self.deleteTodoUseCase = deleteTodoUseCase
         self.undoDeleteTodoUseCase = undoDeleteTodoUseCase
+        self.trackAnalyticsEventUseCase = trackAnalyticsEventUseCase
         self.category = category
         self.state = State(
             query: TodoQuery(categoryId: category.storageValue)
@@ -209,6 +212,7 @@ final class TodoListViewModel: Store {
                 do {
                     defer { endLoading(.delayed) }
                     try await upsertTodoUseCase.execute(item)
+                    trackAnalyticsEventUseCase.execute(.todoCreate)
                     send(.refresh)
                 } catch {
                     send(.setAlert(true))
@@ -225,6 +229,9 @@ final class TodoListViewModel: Store {
                     todo.completedAt = todo.isCompleted ? now : nil
                     todo.updatedAt = now
                     try await upsertTodoUseCase.execute(todo)
+                    if todo.isCompleted {
+                        trackAnalyticsEventUseCase.execute(.todoComplete)
+                    }
                     guard let todoListItem = TodoListItem(from: todo) else {
                         send(.setAlert(true))
                         return