remove hook that sets observations to viewed on foreground

src/components/NetworkService.ts

@@ -1,14 +1,9 @@
-import {
-  useIconicTaxa,
-  useObservationUpdatesWhenFocused,
-} from "sharedHooks";
+import { useIconicTaxa } from "sharedHooks";
 
 import useTaxonCommonNames from "./hooks/useTaxonCommonNames";
 import useWorkQueue from "./hooks/useWorkQueue";
 
 const NetworkService = ( ) => {
-  useObservationUpdatesWhenFocused( );
-
   useIconicTaxa( { reload: true } );
   // This only runs when App updates... which is rarely. It works for Settings
   // b/c it generally updates currentUser

src/sharedHooks/index.ts

@@ -22,7 +22,6 @@ export { default as useLocalObservations } from "./useLocalObservations";
 export { default as useLocationPermission } from "./useLocationPermission";
 export { default as useNavigateToObsEdit } from "./useNavigateToObsEdit";
 export { default as useObservationsUpdates } from "./useObservationsUpdates";
-export { default as useObservationUpdatesWhenFocused } from "./useObservationUpdatesWhenFocused";
 export { default as useQuery } from "./useQuery";
 export { default as useRemoteObservation } from "./useRemoteObservation";
 export { default as useScrollToOffset } from "./useScrollToOffset";

src/sharedHooks/useObservationUpdatesWhenFocused.js

@@ -1,50 +0,0 @@
-// @flow
-
-import { RealmContext } from "providers/contexts";
-import { useCallback, useEffect } from "react";
-import { AppState } from "react-native";
-import safeRealmWrite from "sharedHelpers/safeRealmWrite";
-
-const { useRealm } = RealmContext;
-
-const useObservationUpdatesWhenFocused = () => {
-  const realm = useRealm();
-
-  const setObservationUpdatesViewedRealm = useCallback( () => {
-    // Set all observations to viewed
-    const observations = realm
-      .objects( "Observation" )
-      .filtered( "comments_viewed == false OR identifications_viewed == false" );
-    if ( observations.length === 0 ) { return; }
-    safeRealmWrite( realm, () => {
-      observations.forEach( observation => {
-        observation.comments_viewed = true;
-        observation.identifications_viewed = true;
-      } );
-    }, "setting comments_viewed and ids_viewed to true in useObservationsUpdatesWhenFocused" );
-  }, [realm] );
-
-  const onAppStateChange = useCallback(
-    status => {
-      // if the app is coming back from the background, set all observations to viewed
-      if ( status === "active" ) {
-        setObservationUpdatesViewedRealm();
-      }
-    },
-    [setObservationUpdatesViewedRealm],
-  );
-
-  useEffect( () => {
-    // subscribe to app state changes
-    const subscription = AppState.addEventListener(
-      "change",
-      onAppStateChange,
-    );
-    setObservationUpdatesViewedRealm();
-
-    // unsubscribe on unmount
-    return () => subscription?.remove();
-  }, [onAppStateChange, setObservationUpdatesViewedRealm] );
-};
-
-export default useObservationUpdatesWhenFocused;