[APP-737] Accessible native dropdown menu (#988)

* fix comments

* add zeego package

* get basic native dropdown working

* add separator and icon components

* refined native dropdown component

* add android build properties to app.json

* move `PostDropdownBtn` to its own component

* fix selectors issue

* move `PostDropdownBtn` to its own component

* fix hitslop

* fix post dropdown hitslop

* fix android dropdown icons

* move `UserAvatar.tsx` to native dropdown

* use native dropdown in `ProfileHeader.tsx`

* use native dropdown in `PostThreadItem.tsx`

* use native dropdown in `UserBanner.tsx`

* use native dropdown in `CustomFeed.tsx`

* replace `testId` with `testID` (which is what is used everywhere)

* move `Settings.tsx` to use native dropdown

* create jest mocks for zeego

* create jest mock for `zeego/dropdown-menu`

* web styles for native dropdown

* remove example native dropdown

* adjust web styles

* fix propagation

* fix pressable in `Settings.tsx`

* animate dropdown on web

* add keyboard nav and hover styles

* add hitslop to constants

* add comments to NativeDropdown component

* temporarily removed android icons

* add testID to PostDropdownBtn

* add testID back to all NativeDropdown button implementations

* add postDropdownBtn testID

* add testID to dropdown items

* remove testID from dropdown menu item

* refactor home-screen tests for native dropdown

* refactor profile-screen tests for native dropdown

* refactor thread-muting tests for native dropdown

* refactor thread-screen tests for native dropdown

* fix dropdown color for post dropdown button

* remove icons from android dropdown menu

* fix `create-account.test.ts`

* fix `invite-codes.test.ts`

1 files changed, 148 insertions, 0 deletions

diff --git a/src/view/com/util/forms/PostDropdownBtn.tsx b/src/view/com/util/forms/PostDropdownBtn.tsx
new file mode 100644
index 000000000..ad9ba1619
--- /dev/null
+++ b/src/view/com/util/forms/PostDropdownBtn.tsx
@@ -0,0 +1,148 @@
+import React from 'react'
+import {toShareUrl} from 'lib/strings/url-helpers'
+import {useStores} from 'state/index'
+import {shareUrl} from 'lib/sharing'
+import {
+  NativeDropdown,
+  DropdownItem as NativeDropdownItem,
+} from './NativeDropdown'
+import {Pressable} from 'react-native'
+
+export function PostDropdownBtn({
+  testID,
+  itemUri,
+  itemCid,
+  itemHref,
+  isAuthor,
+  isThreadMuted,
+  onCopyPostText,
+  onOpenTranslate,
+  onToggleThreadMute,
+  onDeletePost,
+}: {
+  testID: string
+  itemUri: string
+  itemCid: string
+  itemHref: string
+  itemTitle: string
+  isAuthor: boolean
+  isThreadMuted: boolean
+  onCopyPostText: () => void
+  onOpenTranslate: () => void
+  onToggleThreadMute: () => void
+  onDeletePost: () => void
+}) {
+  const store = useStores()
+
+  const dropdownItems: NativeDropdownItem[] = [
+    {
+      label: 'Translate',
+      onPress() {
+        onOpenTranslate()
+      },
+      testID: 'postDropdownTranslateBtn',
+      icon: {
+        ios: {
+          name: 'character.book.closed',
+        },
+        android: 'ic_menu_sort_alphabetically',
+        web: 'language',
+      },
+    },
+    {
+      label: 'Copy post text',
+      onPress() {
+        onCopyPostText()
+      },
+      testID: 'postDropdownCopyTextBtn',
+      icon: {
+        ios: {
+          name: 'doc.on.doc',
+        },
+        android: 'ic_menu_edit',
+        web: ['far', 'paste'],
+      },
+    },
+    {
+      label: 'Share',
+      onPress() {
+        const url = toShareUrl(itemHref)
+        shareUrl(url)
+      },
+      testID: 'postDropdownShareBtn',
+      icon: {
+        ios: {
+          name: 'square.and.arrow.up',
+        },
+        android: 'ic_menu_share',
+        web: 'share',
+      },
+    },
+    {
+      label: 'separator',
+    },
+    {
+      label: isThreadMuted ? 'Unmute thread' : 'Mute thread',
+      onPress() {
+        onToggleThreadMute()
+      },
+      testID: 'postDropdownMuteThreadBtn',
+      icon: {
+        ios: {
+          name: 'speaker.slash',
+        },
+        android: 'ic_lock_silent_mode',
+        web: 'comment-slash',
+      },
+    },
+    {
+      label: 'separator',
+    },
+    {
+      label: 'Report post',
+      onPress() {
+        store.shell.openModal({
+          name: 'report-post',
+          postUri: itemUri,
+          postCid: itemCid,
+        })
+      },
+      testID: 'postDropdownReportBtn',
+      icon: {
+        ios: {
+          name: 'exclamationmark.triangle',
+        },
+        android: 'ic_menu_report_image',
+        web: 'circle-exclamation',
+      },
+    },
+    isAuthor && {
+      label: 'separator',
+    },
+    isAuthor && {
+      label: 'Delete post',
+      onPress() {
+        store.shell.openModal({
+          name: 'confirm',
+          title: 'Delete this post?',
+          message: 'Are you sure? This can not be undone.',
+          onPressConfirm: onDeletePost,
+        })
+      },
+      testID: 'postDropdownDeleteBtn',
+      icon: {
+        ios: {
+          name: 'trash',
+        },
+        android: 'ic_menu_delete',
+        web: ['far', 'trash-can'],
+      },
+    },
+  ].filter(Boolean) as NativeDropdownItem[]
+
+  return (
+    <Pressable testID={testID} accessibilityRole="button">
+      <NativeDropdown items={dropdownItems} />
+    </Pressable>
+  )
+}