Collection of moderation fixes (#4566)

* Fix: dont blur parents in threads that embed blocks

* After tapping 'Show hidden replies', show the individual hider cards

* Add shape override to UserAvatar and fix the fallback avi for labelers

* Fix precedence

* Detect shape for DefaultAvatar

---------

Co-authored-by: Dan Abramov <dan.abramov@gmail.com>

src/components/moderation/PostAlerts.tsx

@@ -92,6 +92,8 @@ function PostLabel({
               <UserAvatar
                 avatar={desc.sourceAvi}
                 size={size === 'large' ? 16 : 12}
+                type="labeler"
+                shape="circle"
               />
             ) : (
               <desc.icon size="sm" fill={t.atoms.text_contrast_medium.color} />

src/components/moderation/PostHider.tsx

@@ -1,6 +1,6 @@
 import React, {ComponentProps} from 'react'
 import {Pressable, StyleProp, StyleSheet, View, ViewStyle} from 'react-native'
-import {AppBskyActorDefs, ModerationUI} from '@atproto/api'
+import {AppBskyActorDefs, ModerationCause, ModerationUI} from '@atproto/api'
 import {msg, Trans} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 import {useQueryClient} from '@tanstack/react-query'
@@ -45,7 +45,8 @@ export function PostHider({
   const [override, setOverride] = React.useState(false)
   const control = useModerationDetailsDialogControl()
   const blur =
-    modui.blurs[0] || (interpretFilterAsBlur ? modui.filters[0] : undefined)
+    modui.blurs[0] ||
+    (interpretFilterAsBlur ? getBlurrableFilter(modui) : undefined)
   const desc = useModerationCauseDescription(blur)
 
   const onBeforePress = React.useCallback(() => {
@@ -134,6 +135,13 @@ export function PostHider({
   )
 }
 
+function getBlurrableFilter(modui: ModerationUI): ModerationCause | undefined {
+  // moderation causes get "downgraded" when they originate from embedded content
+  // a downgraded cause should *only* drive filtering in feeds, so we want to look
+  // for filters that arent downgraded
+  return modui.filters.find(filter => !filter.downgraded)
+}
+
 const styles = StyleSheet.create({
   child: {
     borderWidth: 0,