Add first round of labeling tools (#467)

* Rework notifications to sync locally in full and give users better control

* Fix positioning of load more btn on web

* Improve behavior of load more notifications btn

* Fix to post rendering

* Fix notification fetch abort condition

* Add start of post-hiding by labels

* Create a standard postcontainer and improve show/hide UI on posts

* Add content hiding to expanded post form

* Improve label rendering to give more context to users when appropriate

* Fix rendering bug

* Add user/profile labeling

* Implement content filtering preferences

* Filter notifications by content prefs

* Update test-pds config

* Bump deps

src/view/com/util/moderation/PostHider.tsx

@@ -0,0 +1,105 @@
+import React from 'react'
+import {
+  StyleProp,
+  StyleSheet,
+  TouchableOpacity,
+  View,
+  ViewStyle,
+} from 'react-native'
+import {ComAtprotoLabelDefs} from '@atproto/api'
+import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
+import {usePalette} from 'lib/hooks/usePalette'
+import {Link} from '../Link'
+import {Text} from '../text/Text'
+import {addStyle} from 'lib/styles'
+import {useStores} from 'state/index'
+
+export function PostHider({
+  testID,
+  href,
+  isMuted,
+  labels,
+  style,
+  children,
+}: React.PropsWithChildren<{
+  testID?: string
+  href: string
+  isMuted: boolean | undefined
+  labels: ComAtprotoLabelDefs.Label[] | undefined
+  style: StyleProp<ViewStyle>
+}>) {
+  const store = useStores()
+  const pal = usePalette('default')
+  const [override, setOverride] = React.useState(false)
+  const bg = override ? pal.viewLight : pal.view
+
+  const labelPref = store.preferences.getLabelPreference(labels)
+  if (labelPref.pref === 'hide') {
+    return <></>
+  }
+
+  if (!isMuted) {
+    // NOTE: any further label enforcement should occur in ContentContainer
+    return (
+      <Link testID={testID} style={style} href={href} noFeedback>
+        {children}
+      </Link>
+    )
+  }
+
+  return (
+    <>
+      <View style={[styles.description, bg, pal.border]}>
+        <FontAwesomeIcon
+          icon={['far', 'eye-slash']}
+          style={[styles.icon, pal.text]}
+        />
+        <Text type="md" style={pal.textLight}>
+          Post from an account you muted.
+        </Text>
+        <TouchableOpacity
+          style={styles.showBtn}
+          onPress={() => setOverride(v => !v)}>
+          <Text type="md" style={pal.link}>
+            {override ? 'Hide' : 'Show'} post
+          </Text>
+        </TouchableOpacity>
+      </View>
+      {override && (
+        <View style={[styles.childrenContainer, pal.border, bg]}>
+          <Link
+            testID={testID}
+            style={addStyle(style, styles.child)}
+            href={href}
+            noFeedback>
+            {children}
+          </Link>
+        </View>
+      )}
+    </>
+  )
+}
+
+const styles = StyleSheet.create({
+  description: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    paddingVertical: 14,
+    paddingHorizontal: 18,
+    borderTopWidth: 1,
+  },
+  icon: {
+    marginRight: 10,
+  },
+  showBtn: {
+    marginLeft: 'auto',
+  },
+  childrenContainer: {
+    paddingHorizontal: 6,
+    paddingBottom: 6,
+  },
+  child: {
+    borderWidth: 1,
+    borderRadius: 12,
+  },
+})