better smooth scrolling

src/features/gifPicker/GifPickerDialog.tsx

@@ -1,4 +1,4 @@
-import {useImperativeHandle, useRef, useState} from 'react'
+import {useEffect, useImperativeHandle, useRef, useState} from 'react'
 import {type TextInput} from 'react-native'
 
 import {ErrorBoundary} from '#/view/com/util/ErrorBoundary'
@@ -114,6 +114,13 @@ function GifPickerBody({
     void fetchNextPage()
   }
 
+  // Scroll to top when the effective query/category changes, NOT on every
+  // keystroke. Calling scrollToOffset on the FlatList while its sticky header
+  // holds the focused input blurs that input on web.
+  useEffect(() => {
+    listRef.current?.scrollToOffset({offset: 0, animated: false})
+  }, [effectiveSearch, isRecentsActive])
+
   const onClearSearch = () => {
     textInputRef.current?.clear()
     setRawSearch('')
@@ -130,12 +137,10 @@ function GifPickerBody({
 
   const onChangeSearch = (text: string) => {
     setRawSearch(text)
-    listRef.current?.scrollToOffset({offset: 0, animated: false})
   }
 
   const onSelectCategory = (category: GifCategory) => {
     setActiveCategory(category.id)
-    listRef.current?.scrollToOffset({offset: 0, animated: false})
   }
 
   const handleSelectGif = (gif: Gif) => {

src/features/gifPicker/components/GifPickerGrid.tsx

@@ -1,5 +1,5 @@
 import {forwardRef} from 'react'
-import {useWindowDimensions, View} from 'react-native'
+import {Platform, useWindowDimensions, View} from 'react-native'
 
 import {cleanError} from '#/lib/strings/errors'
 import {type ListMethods} from '#/view/com/util/List'
@@ -75,8 +75,12 @@ export const GifPickerGrid = forwardRef<ListMethods, Props>(
         ListHeaderComponent={<>{header}</>}
         stickyHeaderIndices={[0]}
         onEndReached={onEndReached}
-        onEndReachedThreshold={4}
-        keyboardDismissMode="on-drag"
+        onEndReachedThreshold={1}
+        // On web, "on-drag" blurs the focused input on ANY scroll event,
+        // including programmatic scrolls (e.g., content shrinking when search
+        // results swap in). That breaks search-while-scrolled — the blur fires
+        // mid-typing and subsequent keystrokes go nowhere.
+        keyboardDismissMode={Platform.OS === 'web' ? 'none' : 'on-drag'}
         ListFooterComponent={
           hasData ? (
             <ListFooter