Public Search View (#2585)

Co-authored-by: Doug <6060466+pixlwave@users.noreply.github.com>
2026-11-03 06:55:59 +00:00 · 2024-03-21 15:34:35 +01:00
parent a62c96f1c5
commit 562e5e739d
44 changed files with 954 additions and 35 deletions
@@ -0,0 +1,91 @@
+//
+// Copyright 2022 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Combine
+import SwiftUI
+
+typealias RoomDirectorySearchScreenViewModelType = StateStoreViewModel<RoomDirectorySearchScreenViewState, RoomDirectorySearchScreenViewAction>
+
+class RoomDirectorySearchScreenViewModel: RoomDirectorySearchScreenViewModelType, RoomDirectorySearchScreenViewModelProtocol {
+    private let roomDirectorySearch: RoomDirectorySearchProxyProtocol
+    private let userIndicatorController: UserIndicatorControllerProtocol
+    
+    private let actionsSubject: PassthroughSubject<RoomDirectorySearchScreenViewModelAction, Never> = .init()
+    var actionsPublisher: AnyPublisher<RoomDirectorySearchScreenViewModelAction, Never> {
+        actionsSubject.eraseToAnyPublisher()
+    }
+    
+    init(roomDirectorySearch: RoomDirectorySearchProxyProtocol,
+         userIndicatorController: UserIndicatorControllerProtocol,
+         imageProvider: ImageProviderProtocol) {
+        self.roomDirectorySearch = roomDirectorySearch
+        self.userIndicatorController = userIndicatorController
+        super.init(initialViewState: RoomDirectorySearchScreenViewState(), imageProvider: imageProvider)
+        
+        roomDirectorySearch.resultsPublisher
+            .receive(on: DispatchQueue.main)
+            .weakAssign(to: \.state.searchResults, on: self)
+            .store(in: &cancellables)
+        
+        context.$viewState.map(\.bindings.searchString)
+            // only listen to the search string when is not loading
+            .combineLatest(context.$viewState.map(\.isLoading)
+                .filter { $0 == false })
+            .map(\.0)
+            .debounceTextQueriesAndRemoveDuplicates()
+            .sink { [weak self] query in
+                self?.search(query: query)
+            }
+            .store(in: &cancellables)
+    }
+    
+    // MARK: - Public
+    
+    override func process(viewAction: RoomDirectorySearchScreenViewAction) {
+        MXLog.info("View model: received view action: \(viewAction)")
+        
+        switch viewAction {
+        case .dismiss:
+            actionsSubject.send(.dismiss)
+        case .join(roomID: let roomID):
+            joinRoom(roomID: roomID)
+        }
+    }
+    
+    private func joinRoom(roomID: String) { }
+    
+    private static let errorID = "roomDirectorySearchViewModelLoadingError"
+    
+    private func search(query: String?) {
+        guard !state.isLoading else {
+            return
+        }
+        
+        state.isLoading = true
+        Task {
+            switch await roomDirectorySearch.search(query: query) {
+            case .success:
+                break
+            case .failure:
+                userIndicatorController.submitIndicator(UserIndicator(id: Self.errorID,
+                                                                      type: .toast,
+                                                                      title: L10n.screenRoomDirectorySearchLoadingError,
+                                                                      iconName: "xmark"))
+            }
+            state.isLoading = false
+        }
+    }
+}