Space Settings: Leave Room (#4700)

* Implementation for all navigations inside the space settings aside the left space action

# Conflicts:
#	ElementX/Sources/FlowCoordinators/SpaceSettingsFlowCoordinator.swift

* refactored the leave space view to use its own view model

# Conflicts:
#	ElementX.xcodeproj/project.pbxproj

* implemented the leave space view model also in the settings screen, and corrected some tests

* reusing the details coordinator for the space settings screen

* leave space from settings implemented

* fix project

* minor pr fixes

* code improvements

ElementX/Sources/Services/Spaces/LeaveSpaceHandleProxy.swift

@@ -9,7 +9,7 @@
 import Foundation
 import MatrixRustSDK
 
-class LeaveSpaceHandleProxy: Identifiable {
+final class LeaveSpaceHandleProxy {
     let id: String
     var rooms: [LeaveSpaceRoomDetails]
     
@@ -51,6 +51,25 @@ class LeaveSpaceHandleProxy: Identifiable {
         }
     }
     
+    func deselectAll() {
+        for room in rooms {
+            room.isSelected = false
+        }
+    }
+    
+    func selectAll() {
+        for room in rooms where !room.isLastAdmin {
+            room.isSelected = true
+        }
+    }
+    
+    func toggleRoom(roomID: String) {
+        guard let room = rooms.first(where: { $0.spaceRoomProxy.id == roomID }) else {
+            return
+        }
+        room.isSelected.toggle()
+    }
+    
     func leave() async -> Result<Void, SpaceServiceProxyError> {
         let selectedRoomIDs = rooms.filter(\.isSelected).map(\.spaceRoomProxy.id)