Add a SpaceScreen for listing rooms and subspaces within a space. (#4412)

2026-11-02 21:33:26 +00:00 · 2025-08-14 17:24:20 +01:00
parent de626186bd
commit 8000dbe29f
34 changed files with 756 additions and 93 deletions
@@ -0,0 +1,60 @@
+//
+// Copyright 2025 New Vector Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+// Please see LICENSE files in the repository root for full details.
+//
+
+import Combine
+import SwiftUI
+
+typealias SpaceScreenViewModelType = StateStoreViewModelV2<SpaceScreenViewState, SpaceScreenViewAction>
+
+class SpaceScreenViewModel: SpaceScreenViewModelType, SpaceScreenViewModelProtocol {
+    private let actionsSubject: PassthroughSubject<SpaceScreenViewModelAction, Never> = .init()
+    var actionsPublisher: AnyPublisher<SpaceScreenViewModelAction, Never> {
+        actionsSubject.eraseToAnyPublisher()
+    }
+
+    init(spaceRoomList: SpaceRoomListProxyProtocol, mediaProvider: MediaProviderProtocol) {
+        super.init(initialViewState: SpaceScreenViewState(space: spaceRoomList.spaceRoom,
+                                                          rooms: spaceRoomList.spaceRoomsPublisher.value),
+                   mediaProvider: mediaProvider)
+        
+        spaceRoomList.spaceRoomsPublisher
+            .receive(on: DispatchQueue.main)
+            .weakAssign(to: \.state.rooms, on: self)
+            .store(in: &cancellables)
+        
+        spaceRoomList.paginationStatePublisher
+            .receive(on: DispatchQueue.main)
+            .sink { [weak self] paginationState in
+                switch paginationState {
+                case .idle(let endReached):
+                    self?.state.isPaginating = false
+                    guard !endReached else { return }
+                    Task { await spaceRoomList.paginate() }
+                case .loading:
+                    self?.state.isPaginating = true
+                }
+            }
+            .store(in: &cancellables)
+    }
+    
+    // MARK: - Public
+    
+    override func process(viewAction: SpaceScreenViewAction) {
+        MXLog.info("View model: received view action: \(viewAction)")
+        
+        switch viewAction {
+        case .spaceAction(.select(let spaceRoom)):
+            if spaceRoom.isSpace {
+                actionsSubject.send(.selectSpace(spaceRoom))
+            } else {
+                #warning("Implement joining")
+            }
+        case .spaceAction(.join(let spaceID)):
+            #warning("Implement joining.")
+        }
+    }
+}