New Web Layout (#2126)

* Rip out virtualization on the web

* Screw around with layout

* onEndReached

* scrollToOffset

* Fix background

* onScroll

* Shell bars

* More scroll

* Fixes

* position: sticky

* Clean up 1

* Clean up 2

* Undo PagerWithHeader changes and fork it

* Trim down both versions

* Cleanup 3

* Memoize, lint

* Don't scroll away modal or lightbox

* Add content-visibility for rows

* Fix composer

* Fix types

* Fix borked scroll animation

* Fixes to layout

* More FlatList parity

* Layout fixes

* Fix more layout

* More layout

* More layouts

* Fix profile layout

* Remove onScroll

* Display: none inactive pages

* Add an intermediate List component

* Fix type

* Add onScrolledDownChange

* Port pager to use onScrolledDownChange

* Fix on mobile

* Don't pass down onScroll (replacement TBD)

* Remove resetMainScroll

* Replace onMainScroll with MainScrollProvider

* Hook ScrollProvider to pager

* Fix the remaining special case

* Optimize a bit

* Enforce that onScroll cannot be passed

* Keep value updated even if no handler

* Also memo it

* Move the fork to List.web

* Add scroll handler

* Consolidate List props a bit

* More stuff

* Rm unused

* Simplify

* Make isScrolledDown work

* Oops

* Fixes

* Hook up context scroll handlers

* Scroll restore for tabs

* Route scroll restoration POC

* Fix some issues with restoration

* Remove bad idea

* Fix pager scroll restoration

* Undo accidental locale changes

* onContentSizeChange

* Scroll to post

* Better positioning

* Layout fixes

* Factor out navigation stuff

* Cleanup

* Oops

* Cleanup

* Fixes and types

* Naming etc

* Fix crash

* Match FL semantics

* Snap the header scroll on the web

* Add body scroll lock

* Scroll to top on search

* Fix types

* Typos

* Fix Safari overflow

* Fix search positioning

* Add border

* Patch react navigation

* Revert "Patch react navigation"

This reverts commit 62516ed9c20410d166e1582b43b656c819495ddc.

* fixes

* scroll

* scrollbar

* cleanup unrelated

* undo unrel

* flatter

* Fix css

* twk

src/view/com/lightbox/Lightbox.web.tsx

@@ -1,13 +1,17 @@
 import React, {useCallback, useEffect, useState} from 'react'
 import {
   Image,
+  ImageStyle,
   TouchableOpacity,
   TouchableWithoutFeedback,
   StyleSheet,
   View,
   Pressable,
 } from 'react-native'
-import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
+import {
+  FontAwesomeIcon,
+  FontAwesomeIconStyle,
+} from '@fortawesome/react-native-fontawesome'
 import {colors, s} from 'lib/styles'
 import ImageDefaultHeader from './ImageViewing/components/ImageDefaultHeader'
 import {Text} from '../util/text/Text'
@@ -19,6 +23,7 @@ import {
   ImagesLightbox,
   ProfileImageLightbox,
 } from '#/state/lightbox'
+import {useWebBodyScrollLock} from '#/lib/hooks/useWebBodyScrollLock'
 
 interface Img {
   uri: string
@@ -28,8 +33,10 @@ interface Img {
 export function Lightbox() {
   const {activeLightbox} = useLightbox()
   const {closeLightbox} = useLightboxControls()
+  const isActive = !!activeLightbox
+  useWebBodyScrollLock(isActive)
 
-  if (!activeLightbox) {
+  if (!isActive) {
     return null
   }
 
@@ -116,7 +123,7 @@ function LightboxInner({
           <Image
             accessibilityIgnoresInvertColors
             source={imgs[index]}
-            style={styles.image}
+            style={styles.image as ImageStyle}
             accessibilityLabel={imgs[index].alt}
             accessibilityHint=""
           />
@@ -129,7 +136,7 @@ function LightboxInner({
               accessibilityHint="">
               <FontAwesomeIcon
                 icon="angle-left"
-                style={styles.icon}
+                style={styles.icon as FontAwesomeIconStyle}
                 size={40}
               />
             </TouchableOpacity>
@@ -143,7 +150,7 @@ function LightboxInner({
               accessibilityHint="">
               <FontAwesomeIcon
                 icon="angle-right"
-                style={styles.icon}
+                style={styles.icon as FontAwesomeIconStyle}
                 size={40}
               />
             </TouchableOpacity>
@@ -178,7 +185,8 @@ function LightboxInner({
 
 const styles = StyleSheet.create({
   mask: {
-    position: 'absolute',
+    // @ts-ignore
+    position: 'fixed',
     top: 0,
     left: 0,
     width: '100%',