Replace individual RoomProxy properties with a stored RoomInfo. (#3445)

* Store RoomInfo updates in JoinedRoomProxy and read from them directly.

* Remove all RoomProxy properties that were reading from the RoomInfo.

ElementX/Sources/Mocks/JoinedRoomProxyMock.swift

@@ -7,6 +7,7 @@
 
 import Combine
 import Foundation
+import MatrixRustSDK
 
 enum RoomProxyMockError: Error {
     case generic
@@ -46,18 +47,7 @@ extension JoinedRoomProxyMock {
         self.init()
 
         id = configuration.id
-        name = configuration.name
-        topic = configuration.topic
-        avatar = .room(id: configuration.id, name: configuration.name, avatarURL: configuration.avatarURL) // Note: This doesn't replicate the real proxy logic.
-        avatarURL = configuration.avatarURL
-        isDirect = configuration.isDirect
-        isSpace = configuration.isSpace
-        isPublic = configuration.isPublic
         isEncrypted = configuration.isEncrypted
-        hasOngoingCall = configuration.hasOngoingCall
-        canonicalAlias = configuration.canonicalAlias
-        
-        underlyingPinnedEventIDs = configuration.pinnedEventIDs
         
         let timeline = TimelineProxyMock()
         timeline.sendMessageEventContentReturnValue = .success(())
@@ -78,15 +68,12 @@ extension JoinedRoomProxyMock {
 
         ownUserID = configuration.ownUserID
         
+        infoPublisher = CurrentValueSubject(.init(roomInfo: .init(configuration))).asCurrentValuePublisher()
         membersPublisher = CurrentValueSubject(configuration.members).asCurrentValuePublisher()
         typingMembersPublisher = CurrentValueSubject([]).asCurrentValuePublisher()
         identityStatusChangesPublisher = CurrentValueSubject([]).asCurrentValuePublisher()
-        
-        joinedMembersCount = configuration.members.filter { $0.membership == .join }.count
-        activeMembersCount = configuration.members.filter { $0.membership == .join || $0.membership == .invite }.count
 
         updateMembersClosure = { }
-        underlyingActionsPublisher = Empty(completeImmediately: false).eraseToAnyPublisher()
         setNameClosure = { _ in .success(()) }
         setTopicClosure = { _ in .success(()) }
         getMemberUserIDClosure = { [weak self] userID in
@@ -102,7 +89,6 @@ extension JoinedRoomProxyMock {
 
         flagAsUnreadReturnValue = .success(())
         markAsReadReceiptTypeReturnValue = .success(())
-        underlyingIsFavourite = false
         flagAsFavouriteReturnValue = .success(())
         
         powerLevelsReturnValue = .success(.mock)
@@ -154,3 +140,46 @@ extension JoinedRoomProxyMock {
         clearDraftReturnValue = .success(())
     }
 }
+
+extension RoomInfo {
+    @MainActor init(_ configuration: JoinedRoomProxyMockConfiguration) {
+        self.init(id: configuration.id,
+                  creator: nil,
+                  displayName: configuration.name,
+                  rawName: configuration.name,
+                  topic: configuration.topic,
+                  avatarUrl: configuration.avatarURL?.absoluteString,
+                  isDirect: configuration.isDirect,
+                  isPublic: configuration.isPublic,
+                  isSpace: configuration.isSpace,
+                  isTombstoned: false,
+                  isFavourite: false,
+                  canonicalAlias: configuration.canonicalAlias,
+                  alternativeAliases: [],
+                  membership: .joined,
+                  inviter: configuration.inviter.map { RoomMember(userId: $0.userID,
+                                                                  displayName: $0.displayName,
+                                                                  avatarUrl: $0.avatarURL?.absoluteString,
+                                                                  membership: $0.membership,
+                                                                  isNameAmbiguous: false,
+                                                                  powerLevel: Int64($0.powerLevel),
+                                                                  normalizedPowerLevel: Int64($0.powerLevel),
+                                                                  isIgnored: $0.isIgnored,
+                                                                  suggestedRoleForPowerLevel: $0.role) },
+                  heroes: [],
+                  activeMembersCount: UInt64(configuration.members.filter { $0.membership == .join || $0.membership == .invite }.count),
+                  invitedMembersCount: UInt64(configuration.members.filter { $0.membership == .invite }.count),
+                  joinedMembersCount: UInt64(configuration.members.filter { $0.membership == .join }.count),
+                  userPowerLevels: [:],
+                  highlightCount: 0,
+                  notificationCount: 0,
+                  cachedUserDefinedNotificationMode: .allMessages,
+                  hasRoomCall: configuration.hasOngoingCall,
+                  activeRoomCallParticipants: [],
+                  isMarkedUnread: false,
+                  numUnreadMessages: 0,
+                  numUnreadNotifications: 0,
+                  numUnreadMentions: 0,
+                  pinnedEventIds: Array(configuration.pinnedEventIDs))
+    }
+}