fix(stalker): reset totalCount to 0 when no valid category or playlist is available

apps/web/src/app/stalker/stores/features/with-stalker-content.feature.ts

@@ -186,6 +186,7 @@ export function withStalkerContent() {
                             params.category === null ||
                             params.category === ''
                         ) {
+                            patchState(store, { totalCount: 0 });
                             return Promise.resolve(undefined);
                         }
                         if (
@@ -194,6 +195,7 @@ export function withStalkerContent() {
                                 params.contentType === 'series') &&
                             params.availableCategoryCount === 0
                         ) {
+                            patchState(store, { totalCount: 0 });
                             return Promise.resolve(undefined);
                         }
 
@@ -204,6 +206,7 @@ export function withStalkerContent() {
                             !currentPlaylist() ||
                             !currentPlaylist().portalUrl
                         ) {
+                            patchState(store, { totalCount: 0 });
                             return Promise.resolve(undefined);
                         }
                         // VOD uses 'genre' param, series uses 'category' param, itv uses both