feat(notification): 알림함 진입 및 딥링크 라우팅을 추가한다

SodaLive/Sources/Notification/List/PushNotificationListViewModel.swift

@@ -0,0 +1,173 @@
+import Foundation
+
+import Combine
+
+final class PushNotificationListViewModel: ObservableObject {
+    private let repository = PushNotificationRepository()
+    private var subscription = Set<AnyCancellable>()
+
+    @Published var errorMessage = ""
+    @Published var isShowPopup = false
+    @Published var isLoading = false
+
+    @Published var categories: [String] = []
+    @Published var selectedCategory: String = "" {
+        didSet {
+            if oldValue != selectedCategory {
+                let trimmed = selectedCategory.trimmingCharacters(in: .whitespacesAndNewlines)
+                if !trimmed.isEmpty {
+                    getPushNotificationList(reset: true)
+                }
+            }
+        }
+    }
+
+    @Published var items: [PushNotificationListItem] = []
+    @Published var totalCount: Int = 0
+
+    private var page: Int = 1
+    private let pageSize: Int = 20
+    private var isLast: Bool = false
+
+    func initialize() {
+        getPushNotificationCategories { [weak self] in
+            guard let self = self else { return }
+            let trimmed = self.selectedCategory.trimmingCharacters(in: .whitespacesAndNewlines)
+            if trimmed.isEmpty {
+                self.getPushNotificationList(reset: true)
+            }
+        }
+    }
+
+    func getPushNotificationList(reset: Bool = false) {
+        if reset {
+            page = 1
+            isLast = false
+            totalCount = 0
+            items.removeAll()
+        }
+
+        if isLoading || isLast {
+            return
+        }
+
+        isLoading = true
+
+        repository.getPushNotificationList(
+            page: page,
+            size: pageSize,
+            category: requestCategory
+        )
+        .sink { [weak self] result in
+            guard let self = self else { return }
+
+            switch result {
+            case .finished:
+                DEBUG_LOG("finish")
+
+            case .failure(let error):
+                self.isLoading = false
+                ERROR_LOG(error.localizedDescription)
+                self.errorMessage = I18n.Common.commonError
+                self.isShowPopup = true
+            }
+        } receiveValue: { [weak self] response in
+            guard let self = self else { return }
+
+            self.isLoading = false
+
+            do {
+                let decoded = try JSONDecoder().decode(
+                    ApiResponse<GetPushNotificationListResponse>.self,
+                    from: response.data
+                )
+
+                if let data = decoded.data, decoded.success {
+                    self.totalCount = data.totalCount
+
+                    if data.items.isEmpty {
+                        self.isLast = true
+                        return
+                    }
+
+                    self.items.append(contentsOf: data.items)
+
+                    let totalPages = Int(ceil(Double(max(data.totalCount, 0)) / Double(self.pageSize)))
+                    let isReachedByPage = totalPages > 0 ? self.page >= totalPages : true
+                    let isReachedByCount = data.totalCount > 0 && self.items.count >= data.totalCount
+
+                    if isReachedByPage || isReachedByCount {
+                        self.isLast = true
+                    } else {
+                        self.page += 1
+                    }
+                } else {
+                    self.errorMessage = decoded.message ?? I18n.Common.commonError
+                    self.isShowPopup = true
+                }
+            } catch {
+                self.errorMessage = I18n.Common.commonError
+                self.isShowPopup = true
+            }
+        }
+        .store(in: &subscription)
+    }
+
+    func onTapItem(_ item: PushNotificationListItem) {
+        guard let deepLink = item.deepLink?.trimmingCharacters(in: .whitespacesAndNewlines), !deepLink.isEmpty else {
+            return
+        }
+
+        _ = AppDeepLinkHandler.handle(urlString: deepLink)
+    }
+
+    private var requestCategory: String? {
+        let trimmed = selectedCategory.trimmingCharacters(in: .whitespacesAndNewlines)
+        return trimmed.isEmpty ? nil : trimmed
+    }
+
+    private func getPushNotificationCategories(completion: (() -> Void)? = nil) {
+        repository.getPushNotificationCategories()
+            .sink { result in
+                switch result {
+                case .finished:
+                    DEBUG_LOG("finish")
+
+                case .failure(let error):
+                    ERROR_LOG(error.localizedDescription)
+                }
+
+                completion?()
+            } receiveValue: { [weak self] response in
+                guard let self = self else { return }
+
+                do {
+                    let decoded = try JSONDecoder().decode(
+                        ApiResponse<GetPushNotificationCategoryResponse>.self,
+                        from: response.data
+                    )
+
+                    if let data = decoded.data, decoded.success {
+                        var filtered: [String] = []
+                        for category in data.categories {
+                            let trimmed = category.trimmingCharacters(in: .whitespacesAndNewlines)
+                            if trimmed.isEmpty || filtered.contains(trimmed) {
+                                continue
+                            }
+                            filtered.append(trimmed)
+                        }
+
+                        self.categories = filtered
+                        self.selectedCategory = filtered.first ?? ""
+                    } else {
+                        self.errorMessage = decoded.message ?? I18n.Common.commonError
+                        self.isShowPopup = true
+                    }
+                } catch {
+                    self.errorMessage = I18n.Common.commonError
+                    self.isShowPopup = true
+                }
+            }
+            .store(in: &subscription)
+    }
+}