align alt text behaviour between gif types (#9822)

src/components/Post/Embed/ExternalEmbed/Gif.tsx

···
 import {useRef, useState} from 'react'
-import {
-  type StyleProp,
-  StyleSheet,
-  TouchableOpacity,
-  View,
-  type ViewStyle,
-} from 'react-native'
-import {msg, Trans} from '@lingui/macro'
+import {type StyleProp, View, type ViewStyle} from 'react-native'
+import {msg} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 
-import {HITSLOP_20} from '#/lib/constants'
 import {clamp} from '#/lib/numbers'
 import {type EmbedPlayerParams} from '#/lib/strings/embed-player'
 import {useAutoplayDisabled} from '#/state/preferences'
-import {useLargeAltBadgeEnabled} from '#/state/preferences/large-alt-badge'
 import {atoms as a, useTheme} from '#/alf'
 import {Fill} from '#/components/Fill'
 import {MediaInsetBorder} from '#/components/MediaInsetBorder'
-import * as Prompt from '#/components/Prompt'
-import {Text} from '#/components/Typography'
-import {IS_WEB} from '#/env'
 import {GifView} from '../../../../../modules/expo-bluesky-gif-view'
 import {type GifViewStateChangeEvent} from '../../../../../modules/expo-bluesky-gif-view/src/GifView.types'
 import {GifPresentationControls} from '../VideoEmbed/GifPresentationControls'
···
           onPress={onPress}
           isPlaying={playerState.isPlaying}
           isLoading={!playerState.isLoaded}
+          altText={!hideAlt && isPreferredAltText ? altText : undefined}
         />
         <GifView
           source={params.playerUri}
···
             ]}
           />
         )}
-        {!hideAlt && isPreferredAltText && <AltText text={altText} />}
       </View>
     </View>
   )
 }
-
-function AltText({text}: {text: string}) {
-  const control = Prompt.usePromptControl()
-  const largeAltBadge = useLargeAltBadgeEnabled()
-
-  const {_} = useLingui()
-  return (
-    <>
-      <TouchableOpacity
-        testID="altTextButton"
-        accessibilityRole="button"
-        accessibilityLabel={_(msg`Show alt text`)}
-        accessibilityHint=""
-        hitSlop={HITSLOP_20}
-        onPress={control.open}
-        style={styles.altContainer}>
-        <Text
-          style={[styles.alt, largeAltBadge && a.text_xs]}
-          accessible={false}>
-          <Trans>ALT</Trans>
-        </Text>
-      </TouchableOpacity>
-      <Prompt.Outer control={control}>
-        <Prompt.Content>
-          <Prompt.TitleText>
-            <Trans>Alt Text</Trans>
-          </Prompt.TitleText>
-          <Prompt.DescriptionText selectable>{text}</Prompt.DescriptionText>
-        </Prompt.Content>
-        <Prompt.Actions>
-          <Prompt.Action
-            onPress={() => control.close()}
-            cta={_(msg`Close`)}
-            color="secondary"
-          />
-        </Prompt.Actions>
-      </Prompt.Outer>
-    </>
-  )
-}
-
-const styles = StyleSheet.create({
-  altContainer: {
-    backgroundColor: 'rgba(0, 0, 0, 0.75)',
-    borderRadius: 6,
-    paddingHorizontal: IS_WEB ? 8 : 6,
-    paddingVertical: IS_WEB ? 6 : 3,
-    position: 'absolute',
-    // Related to margin/gap hack. This keeps the alt label in the same position
-    // on all platforms
-    right: IS_WEB ? 8 : 5,
-    bottom: IS_WEB ? 8 : 5,
-    zIndex: 2,
-  },
-  alt: {
-    color: 'white',
-    fontSize: IS_WEB ? 10 : 7,
-    fontWeight: '600',
-  },
-})

src/components/Post/Embed/VideoEmbed/GifPresentationControls.tsx

···
-import {Pressable, StyleSheet, View} from 'react-native'
+import {Pressable, StyleSheet, TouchableOpacity, View} from 'react-native'
 import {msg, Trans} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 
+import {HITSLOP_20} from '#/lib/constants'
 import {atoms as a, useTheme} from '#/alf'
 import {Fill} from '#/components/Fill'
 import {Loader} from '#/components/Loader'
+import * as Prompt from '#/components/Prompt'
 import {Text} from '#/components/Typography'
 import {PlayButtonIcon} from '#/components/video/PlayButtonIcon'
 
···
   onPress,
   isPlaying,
   isLoading,
+  altText,
 }: {
   onPress: () => void
   isPlaying: boolean
   isLoading?: boolean
+  altText?: string
 }) {
   const {_} = useLingui()
   const t = useTheme()
···
           <Trans>GIF</Trans>
         </Text>
       </View>
+      {altText && <AltBadge text={altText} />}
+    </>
+  )
+}
+
+function AltBadge({text}: {text: string}) {
+  const control = Prompt.usePromptControl()
+  const {_} = useLingui()
+
+  return (
+    <>
+      <TouchableOpacity
+        testID="altTextButton"
+        accessibilityRole="button"
+        accessibilityLabel={_(msg`Show alt text`)}
+        accessibilityHint=""
+        hitSlop={HITSLOP_20}
+        onPress={control.open}
+        style={styles.altBadgeContainer}>
+        <Text
+          style={[{color: 'white'}, a.font_bold, a.text_xs]}
+          accessible={false}>
+          <Trans>ALT</Trans>
+        </Text>
+      </TouchableOpacity>
+      <Prompt.Outer control={control}>
+        <Prompt.Content>
+          <Prompt.TitleText>
+            <Trans>Alt Text</Trans>
+          </Prompt.TitleText>
+          <Prompt.DescriptionText selectable>{text}</Prompt.DescriptionText>
+        </Prompt.Content>
+        <Prompt.Actions>
+          <Prompt.Action
+            onPress={() => control.close()}
+            cta={_(msg`Close`)}
+            color="secondary"
+          />
+        </Prompt.Actions>
+      </Prompt.Outer>
     </>
   )
 }
···
     paddingVertical: 3,
     position: 'absolute',
     left: 6,
+    bottom: 6,
+    zIndex: 2,
+  },
+  altBadgeContainer: {
+    backgroundColor: 'rgba(0, 0, 0, 0.75)',
+    borderRadius: 6,
+    paddingHorizontal: 4,
+    paddingVertical: 3,
+    position: 'absolute',
+    right: 6,
     bottom: 6,
     zIndex: 2,
   },

src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerNative.tsx

···
           }}
           isPlaying={isPlaying}
           isLoading={false}
+          altText={embed.alt}
         />
       ) : (
         <VideoPresentationControls

src/components/Post/Embed/VideoEmbed/VideoEmbedInner/VideoEmbedInnerWeb.tsx

···
           fullscreenRef={containerRef}
           hasSubtitleTrack={hasSubtitleTrack}
           isGif={embed.presentation === 'gif'}
+          altText={embed.alt}
         />
       </div>
     </View>

src/components/Post/Embed/VideoEmbed/VideoEmbedInner/web-controls/VideoControls.tsx

···
   hlsLoading,
   hasSubtitleTrack,
   isGif,
+  altText,
 }: {
   videoRef: React.RefObject<HTMLVideoElement | null>
   hlsRef: React.RefObject<Hls | undefined | null>
···
   hlsLoading: boolean
   hasSubtitleTrack: boolean
   isGif: boolean
+  altText?: string
 }) {
   const {
     play,
···
         isPlaying={playing}
         isLoading={showSpinner}
         onPress={onPressPlayPause}
+        altText={altText}
       />
     )
   }