Use stable handlers (except for chat renderer)

src/status_im/contexts/chat/home/view.cljs

@@ -45,21 +45,35 @@
          :description (i18n/label :t/no-messages-description)
          :image       (resources/get-themed-image :cat-in-box theme)}})
 
+(defn on-end-reached
+  []
+  (re-frame/dispatch [:chat/show-more-chats]))
+
+(defn chat-key-fn
+  [chat]
+  (or (:chat-id chat) (:public-key chat) (:id chat)))
+
 (defn chats
   [{:keys [theme selected-tab set-scroll-ref scroll-shared-value]}]
   (let [unfiltered-items (rf/sub [:chats/chats-stack-items])
-        items            (filter-and-sort-items-by-tab selected-tab unfiltered-items)]
+        items            (filter-and-sort-items-by-tab selected-tab unfiltered-items)
+        on-scroll        (rn/use-callback
+                          (fn [event]
+                            (common.banner/set-scroll-shared-value
+                             {:scroll-input (oops/oget event
+                                                       "nativeEvent.contentOffset.y")
+                              :shared-value scroll-shared-value})))]
     (if (empty? items)
       [common.empty-state/view
        {:selected-tab selected-tab
         :tab->content (empty-state-content theme)}]
       [reanimated/flat-list
        {:ref                               set-scroll-ref
-        :key-fn                            #(or (:chat-id %) (:public-key %) (:id %))
+        :key-fn                            chat-key-fn
         :content-inset-adjustment-behavior :never
         :header                            [common.header-spacing/view]
         :get-item-layout                   get-item-layout
-        :on-end-reached                    #(re-frame/dispatch [:chat/show-more-chats])
+        :on-end-reached                    on-end-reached
         :keyboard-should-persist-taps      :always
         :data                              items
         :render-fn                         (fn [item]
@@ -68,9 +82,7 @@
         :content-container-style           {:padding-bottom
                                             shell.constants/floating-shell-button-height
                                             :padding-top 8}
-        :on-scroll                         #(common.banner/set-scroll-shared-value
-                                             {:scroll-input (oops/oget % "nativeEvent.contentOffset.y")
-                                              :shared-value scroll-shared-value})}])))
+        :on-scroll                         on-scroll}])))
 
 (defn contact-item-render
   [{:keys [public-key] :as item} theme]