1 files changed, 94 insertions, 0 deletions
diff --git a/src/view/com/composer/photos/SelectPhotoBtn.tsx b/src/view/com/composer/photos/SelectPhotoBtn.tsx
new file mode 100644
index 000000000..bdcb0534a
--- /dev/null
+++ b/src/view/com/composer/photos/SelectPhotoBtn.tsx
@@ -0,0 +1,94 @@
+import React from 'react'
+import {TouchableOpacity} from 'react-native'
+import {
+  FontAwesomeIcon,
+  FontAwesomeIconStyle,
+} from '@fortawesome/react-native-fontawesome'
+import {usePalette} from 'lib/hooks/usePalette'
+import {useAnalytics} from 'lib/analytics'
+import {useStores} from 'state/index'
+import {s} from 'lib/styles'
+import {isDesktopWeb} from 'platform/detection'
+import {openPicker, cropAndCompressFlow, pickImagesFlow} from 'lib/media/picker'
+import {usePhotoLibraryPermission} from 'lib/hooks/usePermissions'
+import {
+  POST_IMG_MAX_WIDTH,
+  POST_IMG_MAX_HEIGHT,
+  POST_IMG_MAX_SIZE,
+} from 'lib/constants'
+
+const HITSLOP = {left: 10, top: 10, right: 10, bottom: 10}
+
+export function SelectPhotoBtn({
+  enabled,
+  selectedPhotos,
+  onSelectPhotos,
+}: {
+  enabled: boolean
+  selectedPhotos: string[]
+  onSelectPhotos: (v: string[]) => void
+}) {
+  const pal = usePalette('default')
+  const {track} = useAnalytics()
+  const store = useStores()
+  const {requestPhotoAccessIfNeeded} = usePhotoLibraryPermission()
+
+  const onPressSelectPhotos = React.useCallback(async () => {
+    track('Composer:GalleryOpened')
+    if (!enabled) {
+      return
+    }
+    if (isDesktopWeb) {
+      const images = await pickImagesFlow(
+        store,
+        4 - selectedPhotos.length,
+        {width: POST_IMG_MAX_WIDTH, height: POST_IMG_MAX_HEIGHT},
+        POST_IMG_MAX_SIZE,
+      )
+      onSelectPhotos([...selectedPhotos, ...images])
+    } else {
+      if (!(await requestPhotoAccessIfNeeded())) {
+        return
+      }
+      const items = await openPicker(store, {
+        multiple: true,
+        maxFiles: 4 - selectedPhotos.length,
+        mediaType: 'photo',
+      })
+      const result = []
+      for (const image of items) {
+        result.push(
+          await cropAndCompressFlow(
+            store,
+            image.path,
+            image,
+            {width: POST_IMG_MAX_WIDTH, height: POST_IMG_MAX_HEIGHT},
+            POST_IMG_MAX_SIZE,
+          ),
+        )
+      }
+      onSelectPhotos([...selectedPhotos, ...result])
+    }
+  }, [
+    track,
+    store,
+    onSelectPhotos,
+    selectedPhotos,
+    enabled,
+    requestPhotoAccessIfNeeded,
+  ])
+
+  return (
+    <TouchableOpacity
+      testID="openGalleryBtn"
+      onPress={onPressSelectPhotos}
+      style={[s.pl5, s.pr20]}
+      hitSlop={HITSLOP}>
+      <FontAwesomeIcon
+        icon={['far', 'image']}
+        style={(enabled ? pal.link : pal.textLight) as FontAwesomeIconStyle}
+        size={24}
+      />
+    </TouchableOpacity>
+  )
+}