Saves image on long press (#83)

* Saves image on long press

* Adds save on long press

* Forking lightbox

* move to wrapper only to the bottom sheet to reduce impact of this change

* lint

* lint

* lint

* Use official `share` API

* Clean up cache after download

* comment

* comment

* Reduce swipe close velocity

* Updates per feedback

* lint

* bugfix

* Adds delayed press-in for TouchableOpacity

1 files changed, 25 insertions, 0 deletions

diff --git a/src/view/com/lightbox/ImageViewing/hooks/useImagePrefetch.ts b/src/view/com/lightbox/ImageViewing/hooks/useImagePrefetch.ts
new file mode 100644
index 000000000..3969945bb
--- /dev/null
+++ b/src/view/com/lightbox/ImageViewing/hooks/useImagePrefetch.ts
@@ -0,0 +1,25 @@
+/**
+ * Copyright (c) JOB TODAY S.A. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ */
+
+import {useEffect} from 'react'
+import {Image} from 'react-native'
+import {ImageSource} from '../@types'
+
+const useImagePrefetch = (images: ImageSource[]) => {
+  useEffect(() => {
+    images.forEach(image => {
+      //@ts-ignore
+      if (image.uri) {
+        //@ts-ignore
+        return Image.prefetch(image.uri)
+      }
+    })
+  }, [images])
+}
+
+export default useImagePrefetch