Merge branch 'hailey/list-web-empty-component' into starter-packs

package.json

@@ -1,6 +1,6 @@
 {
   "name": "bsky.app",
-  "version": "1.85.0",
+  "version": "1.85.1",
   "private": true,
   "engines": {
     "node": ">=18"

src/view/com/composer/Composer.tsx

@@ -17,6 +17,7 @@ import {
 import {
   KeyboardAvoidingView,
   KeyboardStickyView,
+  useKeyboardContext,
 } from 'react-native-keyboard-controller'
 import Animated, {
   interpolateColor,
@@ -129,6 +130,17 @@ export const ComposePost = observer(function ComposePost({
   const {closeAllDialogs} = useDialogStateControlContext()
   const t = useTheme()
 
+  // Disable this in the composer to prevent any extra keyboard height being applied.
+  // See https://github.com/bluesky-social/social-app/pull/4399
+  const {setEnabled} = useKeyboardContext()
+  React.useEffect(() => {
+    setEnabled(false)
+
+    return () => {
+      setEnabled(true)
+    }
+  }, [setEnabled])
+
   const [isKeyboardVisible] = useIsKeyboardVisible({iosUseWillEvents: true})
   const [isProcessing, setIsProcessing] = useState(false)
   const [processingState, setProcessingState] = useState('')

src/view/com/notifications/Feed.tsx

@@ -25,6 +25,7 @@ import {LoadMoreRetryBtn} from '#/view/com/util/LoadMoreRetryBtn'
 import {CenteredView} from '#/view/com/util/Views'
 import {FeedItem} from './FeedItem'
 import hairlineWidth = StyleSheet.hairlineWidth
+import {isWeb} from '#/platform/detection'
 
 const EMPTY_FEED_ITEM = {_reactKey: '__empty__'}
 const LOAD_MORE_ERROR_ITEM = {_reactKey: '__load_more_error__'}
@@ -214,7 +215,15 @@ export function Feed({
         refreshing={isPTRing}
         onRefresh={onRefresh}
         onEndReached={onEndReached}
-        onEndReachedThreshold={2}
+        onEndReachedThreshold={
+          /*
+          NOTE:
+          web's intersection observer struggles with the 2x threshold
+          and leads to missed pagination, so we keep it <1
+          -prf
+          */
+          isWeb ? 0.6 : 2
+        }
         onScrolledDownChange={onScrolledDownChange}
         contentContainerStyle={s.contentContainer}
         // @ts-ignore our .web version only -prf

src/view/com/util/List.web.tsx

@@ -38,6 +38,7 @@ function ListImpl<ItemT>(
   {
     ListHeaderComponent,
     ListFooterComponent,
+    ListEmptyComponent,
     containWeb,
     contentContainerStyle,
     data,
@@ -72,23 +73,35 @@ function ListImpl<ItemT>(
     )
   }
 
-  let header: JSX.Element | null = null
+  const isEmpty = !data || data.length === 0
+
+  let headerComponent: JSX.Element | null = null
   if (ListHeaderComponent != null) {
     if (isValidElement(ListHeaderComponent)) {
-      header = ListHeaderComponent
+      headerComponent = ListHeaderComponent
     } else {
       // @ts-ignore Nah it's fine.
-      header = <ListHeaderComponent />
+      headerComponent = <ListHeaderComponent />
     }
   }
 
-  let footer: JSX.Element | null = null
+  let footerComponent: JSX.Element | null = null
   if (ListFooterComponent != null) {
     if (isValidElement(ListFooterComponent)) {
-      footer = ListFooterComponent
+      footerComponent = ListFooterComponent
     } else {
       // @ts-ignore Nah it's fine.
-      footer = <ListFooterComponent />
+      footerComponent = <ListFooterComponent />
+    }
+  }
+
+  let emptyComponent: JSX.Element | null = null
+  if (ListEmptyComponent != null) {
+    if (isValidElement(ListEmptyComponent)) {
+      emptyComponent = ListEmptyComponent
+    } else {
+      // @ts-ignore Nah it's fine.
+      emptyComponent = <ListEmptyComponent />
     }
   }
 
@@ -323,15 +336,17 @@ function ListImpl<ItemT>(
           onVisibleChange={handleAboveTheFoldVisibleChange}
           style={[styles.aboveTheFoldDetector, {height: headerOffset}]}
         />
-        {onStartReached && (
+        {onStartReached && !isEmpty && (
           <Visibility
             root={containWeb ? nativeRef : null}
             onVisibleChange={onHeadVisibilityChange}
             topMargin={(onStartReachedThreshold ?? 0) * 100 + '%'}
           />
         )}
-        {header}
+        {headerComponent}
-        {(data as Array<ItemT>).map((item, index) => {
+        {isEmpty
+          ? emptyComponent
+          : (data as Array<ItemT>)?.map((item, index) => {
               const key = keyExtractor!(item, index)
               return (
                 <Row<ItemT>
@@ -345,14 +360,14 @@ function ListImpl<ItemT>(
                 />
               )
             })}
-        {onEndReached && (
+        {onEndReached && !isEmpty && (
           <Visibility
             root={containWeb ? nativeRef : null}
             onVisibleChange={onTailVisibilityChange}
             bottomMargin={(onEndReachedThreshold ?? 0) * 100 + '%'}
           />
         )}
-        {footer}
+        {footerComponent}
       </View>
     </View>
   )