Fix up ValkeyClusterClient.transaction after merge

Signed-off-by: Adam Fowler <adamfowler71@gmail.com>

Author: adam-fowler

Sources/Valkey/Cluster/ValkeyClusterClient.swift

@@ -353,9 +353,15 @@ public final class ValkeyClusterClient: Sendable {
         _ commands: Commands
     ) async throws -> [Result<RESPToken, Error>] where Commands.Element == any ValkeyCommand {
         let hashSlot = try self.hashSlot(for: commands.flatMap { $0.keysAffected })
-
+        let readOnlyCommand = commands.reduce(true) { $0 && $1.isReadOnly }
+        let nodeSelection =
+            if readOnlyCommand {
+                self.clientConfiguration.readOnlyReplicaSelection.clusterNodeSelection
+            } else {
+                ValkeyClusterNodeSelection.primary
+            }
         var clientSelector: () async throws -> ValkeyNodeClient = {
-            try await self.nodeClient(for: hashSlot.map { [$0] } ?? [])
+            try await self.nodeClient(for: hashSlot.map { [$0] } ?? [], nodeSelection: nodeSelection)
         }
 
         var asking = false

Sources/Valkey/Cluster/ValkeyClusterNodeSelection.swift

@@ -11,6 +11,9 @@ package enum ValkeyClusterNodeSelection: Sendable {
     case primary
     case cycleReplicas(Int)
 
+    /// Select node from node ids
+    /// - Parameter nodeIDs: Primary and replica nodes
+    /// - Returns: ID of selected node
     @usableFromInline
     func select(nodeIDs: ValkeyShardNodeIDs) -> ValkeyNodeID {
         switch self {
@@ -22,7 +25,10 @@ package enum ValkeyClusterNodeSelection: Sendable {
         }
     }
 }
+
+@available(valkeySwift 1.0, *)
 extension ValkeyClientConfiguration.ReadOnlyReplicaSelection {
+    /// Convert from read only replica selection to node selection
     @usableFromInline
     var clusterNodeSelection: ValkeyClusterNodeSelection {
         switch self.value {