Port post embeds to new arch (#7408)

* Direct port of embeds to new arch

(cherry picked from commit cc3fa1f6cea396dd9222486c633a508bfee1ecd6)

* Re-org

* Split out ListEmbed and FeedEmbed

* Split out ImageEmbed

* DRY up a bit

* Port over ExternalLinkEmbed

* Port over Player and Gif embeds

* Migrate ComposerReplyTo

* Replace other usages of old post-embeds

* Migrate view contexts

* Copy pasta VideoEmbed

* Copy pasta GifEmbed

* Swap in new file location

* Clean up

* Fix up native

* Add back in correct moderation on List and Feed embeds

* Format

* Prettier

* delete old video utils

* move bandwidth-estimate.ts

* Remove log

* Add LazyQuoteEmbed for composer use

* Clean up unused things

* Remove remaining items

* Prettier

* Fix imports

* Handle nested quotes same as prod

* Add back silenced error handling

* Fix lint

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

1 files changed, 147 insertions, 0 deletions

diff --git a/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx b/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx
new file mode 100644
index 000000000..8a12f0374
--- /dev/null
+++ b/src/components/Post/Embed/ExternalEmbed/ExternalGif.tsx
@@ -0,0 +1,147 @@
+import React from 'react'
+import {ActivityIndicator, GestureResponderEvent, Pressable} from 'react-native'
+import {Image} from 'expo-image'
+import {AppBskyEmbedExternal} from '@atproto/api'
+import {msg} from '@lingui/macro'
+import {useLingui} from '@lingui/react'
+
+import {EmbedPlayerParams} from '#/lib/strings/embed-player'
+import {isIOS, isNative, isWeb} from '#/platform/detection'
+import {useExternalEmbedsPrefs} from '#/state/preferences'
+import {atoms as a, useTheme} from '#/alf'
+import {useDialogControl} from '#/components/Dialog'
+import {EmbedConsentDialog} from '#/components/dialogs/EmbedConsent'
+import {Fill} from '#/components/Fill'
+import {PlayButtonIcon} from '#/components/video/PlayButtonIcon'
+
+export function ExternalGif({
+  link,
+  params,
+}: {
+  link: AppBskyEmbedExternal.ViewExternal
+  params: EmbedPlayerParams
+}) {
+  const t = useTheme()
+  const externalEmbedsPrefs = useExternalEmbedsPrefs()
+  const {_} = useLingui()
+  const consentDialogControl = useDialogControl()
+
+  // Tracking if the placer has been activated
+  const [isPlayerActive, setIsPlayerActive] = React.useState(false)
+  // Tracking whether the gif has been loaded yet
+  const [isPrefetched, setIsPrefetched] = React.useState(false)
+  // Tracking whether the image is animating
+  const [isAnimating, setIsAnimating] = React.useState(true)
+
+  // Used for controlling animation
+  const imageRef = React.useRef<Image>(null)
+
+  const load = React.useCallback(() => {
+    setIsPlayerActive(true)
+    Image.prefetch(params.playerUri).then(() => {
+      // Replace the image once it's fetched
+      setIsPrefetched(true)
+    })
+  }, [params.playerUri])
+
+  const onPlayPress = React.useCallback(
+    (event: GestureResponderEvent) => {
+      // Don't propagate on web
+      event.preventDefault()
+
+      // Show consent if this is the first load
+      if (externalEmbedsPrefs?.[params.source] === undefined) {
+        consentDialogControl.open()
+        return
+      }
+      // If the player isn't active, we want to activate it and prefetch the gif
+      if (!isPlayerActive) {
+        load()
+        return
+      }
+      // Control animation on native
+      setIsAnimating(prev => {
+        if (prev) {
+          if (isNative) {
+            imageRef.current?.stopAnimating()
+          }
+          return false
+        } else {
+          if (isNative) {
+            imageRef.current?.startAnimating()
+          }
+          return true
+        }
+      })
+    },
+    [
+      consentDialogControl,
+      externalEmbedsPrefs,
+      isPlayerActive,
+      load,
+      params.source,
+    ],
+  )
+
+  return (
+    <>
+      <EmbedConsentDialog
+        control={consentDialogControl}
+        source={params.source}
+        onAccept={load}
+      />
+
+      <Pressable
+        style={[
+          {height: 300},
+          a.w_full,
+          a.overflow_hidden,
+          {
+            borderBottomLeftRadius: 0,
+            borderBottomRightRadius: 0,
+          },
+        ]}
+        onPress={onPlayPress}
+        accessibilityRole="button"
+        accessibilityHint={_(msg`Plays the GIF`)}
+        accessibilityLabel={_(msg`Play ${link.title}`)}>
+        <Image
+          source={{
+            uri:
+              !isPrefetched || (isWeb && !isAnimating)
+                ? link.thumb
+                : params.playerUri,
+          }} // Web uses the thumb to control playback
+          style={{flex: 1}}
+          ref={imageRef}
+          autoplay={isAnimating}
+          contentFit="contain"
+          accessibilityIgnoresInvertColors
+          accessibilityLabel={link.title}
+          accessibilityHint={link.title}
+          cachePolicy={isIOS ? 'disk' : 'memory-disk'} // cant control playback with memory-disk on ios
+        />
+
+        {(!isPrefetched || !isAnimating) && (
+          <Fill style={[a.align_center, a.justify_center]}>
+            <Fill
+              style={[
+                t.name === 'light' ? t.atoms.bg_contrast_975 : t.atoms.bg,
+                {
+                  opacity: 0.3,
+                },
+              ]}
+            />
+
+            {!isAnimating || !isPlayerActive ? ( // Play button when not animating or not active
+              <PlayButtonIcon />
+            ) : (
+              // Activity indicator while gif loads
+              <ActivityIndicator size="large" color="white" />
+            )}
+          </Fill>
+        )}
+      </Pressable>
+    </>
+  )
+}