Save post list locally.

1 files changed, 2 insertions, 2 deletions

diff --git a/Timeline/ClientApp/src/app/data/SubscriptionHub.ts b/Timeline/ClientApp/src/app/data/SubscriptionHub.ts
index f09cd9f8..406d293f 100644
--- a/Timeline/ClientApp/src/app/data/SubscriptionHub.ts
+++ b/Timeline/ClientApp/src/app/data/SubscriptionHub.ts
@@ -124,11 +124,11 @@ export class SubscriptionHub<TKey, TData>
 

   // Old data is destroyed automatically.

   // updator is called only if there is subscription.

-  update(key: TKey, updator: (key: TKey) => Promise<TData>): void {

+  update(key: TKey, updator: (key: TKey, old: TData) => Promise<TData>): void {

     const keyString = this.keyToString(key);

     const line = this.subscriptionLineMap.get(keyString);

     if (line != null) {

-      line.next(() => updator(key));

+      line.next((old) => updator(key, old));

     }

   }

 }